Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 1 of 76 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 2 of 76 EXHIBIT A Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 3 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service 101 Energy Corp c/o Spencer Fane Llp Attn: Paul D Trimble 9400 N Broadway Extension, Ste 600 Oklahoma City, OK 73114 First Class Mail 101 Energy Corp 105 N Hudson Ave, Ste 800 Oklahoma City, OK 73102 First Class Mail 101 Energy Corp 105 N Hudson 850 Oklahoma City, OK 73102 First Class Mail 10Th Dalco Geostatic c/o Carol J Mcnern P.O. Box 4470 Tulsa, OK 74159 First Class Mail 13 Energy LLC 25 Highland Park Village Ste 100 597 Dallas, TX 75205 First Class Mail 1350 LLC P.O. Box 14192 Oklahoma City, OK 73113 First Class Mail 1856 LLC P.O. Box 50 Edmond, OK 73083 First Class Mail 2540 Xc, LLC 4311 W Lovers Ln, Ste 200 Dallas, TX 75209 First Class Mail 3Ac Investments, LLC 6307 Waterford Blvd, Ste 200 Oklahoma City, OK 73118 First Class Mail 3Bear Energy, LLC 1512 Larimer St, 540 Denver, CO 80202 First Class Mail 4 Brox LLC P.O. Box 1646 Lawton, OK 73502 First Class Mail 4325 Enterprises LLC c/o Charles Crouse P.O. Box 31883 Edmond, OK 73003 First Class Mail 4Am Midstream, LLC 13913 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail 4J Energy, LLC 12121 Wickchester Ln, 520 Houston, TX 77079 First Class Mail 4K Spooling, Banding Sales & Service 1740 Se Washington Blvd Bartlesville, OK 74006 First Class Mail 5Ccl Investments, LLC 5609 N Classen Blvd, Ste 100 Oklahoma City, OK 73118 First Class Mail 7777 Drilling Corp P.O. Box 1468 Graham, TX 76450 First Class Mail 7777 Drilling Corp Box 540 Graham, TX 76046 First Class Mail 818 Ventures LLC P.O. Box 2117 Mills, WY 82644‐2117 First Class Mail 89 Energy Holdings, LLC 123 Nw 8th St Oklahoma City, OK 73102 First Class Mail 89 Energy LLC 105 North Hudson Ave Suite 650 Oklahoma City, OK 73102 First Class Mail 89 Energy, LLC 105 North Hudson Ave, Ste 650 Oklahoma City, OK 73102 First Class Mail 9Spot Holdings, LLC 88 Inverness Circle East, A‐206 Englewood, CO 80112 First Class Mail 9Th Dalco Geostatic c/o Carol J Mcnern P.O. Box 4470 Tulsa, OK 74159 First Class Mail A B Wolosoff Address Redacted First Class Mail A C Smith c/o Allen Currie Smith, Jr Address Redacted First Class Mail A Dutton Kennedy Iii Address Redacted First Class Mail A Eldon Moeling & Mary K Moeling Address Redacted First Class Mail A Eldon Moelling & Mark K Moelling, Address Redacted First Class Mail A G Altschul Address Redacted First Class Mail A J Ebener Address Redacted First Class Mail A Morgan Maree 3Rd Address Redacted First Class Mail A Morgan Maree, 3Rd Address Redacted First Class Mail A Morgan Maree, Iii Address Redacted First Class Mail A Scott Bollenbach Address Redacted First Class Mail A Vincent Hoenig, Ii Address Redacted First Class Mail A&H Compression (Rbs Capital, LLC Dba) 901 Saddlebrook Dr Colleyville, TX 76034 First Class Mail A‐1 Embroidery Screen Print, Inc P.O. Box 2636 Midland, TX 79702 First Class Mail A‐1 Sign Engravers, Inc P.O. Box 2641 1200 Garden City Hwy Midland, TX 79702 First Class Mail Aaron Johnson c/o Jewel Johnson Address Redacted First Class Mail Aaron Lawson Address Redacted First Class Mail AB Cain Address Redacted First Class Mail AB Cain & Rita M Cain, As Joint Tenants Address Redacted First Class Mail Abadie & Schill Pc 555 Rivergate Ln Suite B4‐180 Durango, CO 81301 First Class Mail Abbie Gail Ashley Address Redacted First Class Mail Abe Davidson, Deceased Address Redacted First Class Mail Aberdeen Investments LLC P.O. Box 21808 Oklahoma City, OK 73156 First Class Mail Aberdeen Petroleum Corp 333 W Sheridan Ave Oklahoma City, OK 73102 First Class Mail Abraham Giesbrecht Address Redacted First Class Mail Access Downhole, LLC P.O. Box 53334 Midland, TX 79710 First Class Mail Account of Sthephen & Maggie Megless Address Redacted First Class Mail Acct of Stephen & Margie Megless Address Redacted First Class Mail Acid Tank Leasing, LLC P.O. Box 1763 Enid, OK 73702 First Class Mail Acidizing & Cementing Services, I P.O. Box 751 Crescent, OK 73028 First Class Mail Acme Energy Company, LLC 1795 E 71st St Tulsa, OK 74136 First Class Mail Acme Investments, LLC 41 Wilderness Rd Enid, OK 73703 First Class Mail Acme Truck Line, Inc P.O. Box 183 Harvey, LA 70059 First Class Mail Acoma Energy LLC 4100 E Mississippi Ave, Ste 400 Denver, CO 80246 First Class Mail Acorn Royalty Company P.O. Box 18441 Oklahoma City, OK 73154 First Class Mail Action Specialties, LLC 7915 Hwy 90 W New Iberia, LA 70560 First Class Mail Ad Astra Foundation 5653 N Pennsylvania Ave Oklahoma City, OK 73112 First Class Mail Ada Oswald Ryan Address Redacted First Class Mail Ada Ryan Aka Ada Oswald Ryan, Deceased Address Redacted First Class Mail Ada Sue Vaverka Address Redacted First Class Mail Adam Chad Singer 1975 Trust No 2 Address Redacted First Class Mail Adam K Grafe, Jr, Decsd Address Redacted First Class Mail Adam Lee Lamle Address Redacted First Class Mail Adam Petcher Address Redacted First Class Mail Adams Minerals LLC P.O. Box 542067 Houston, TX 77254 First Class Mail Adan Robles Address Redacted First Class Mail Adelaide F Cohu Trust, Sandra S Trump, Trustee Address Redacted First Class Mail Aderhold Holdings, Ltd 1600 Texas St Apt 1105 Fort Worth, TX 76102 First Class Mail ADI Corp 2808 N Windsor Place Oklahoma City, OK 73127 First Class Mail Adina Investments LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Adobe Royalty, Inc 1616 South Voss Rd, Ste 1000 Houston, TX 77057 First Class Mail Adolph Fisher Address Redacted First Class Mail Adolph Fisher Address Redacted First Class Mail Advocate Oil & Gas LLC 5353 Keller Springs Rd 722 Dallas, TX 75248 First Class Mail Adw Production LLC P.O. Box 313 Avondale, CO 81022 First Class Mail Aero Energy, Ltd 2316 S College Ave Tulsa, OK 74114 First Class Mail Afton Jean Bodine Address Redacted First Class Mail Ag & Oil Field, LLC P.O. Box 108835 Oklahoma City, OK 73101 First Class Mail Agathe C Meyers Address Redacted First Class Mail Agathon, Inc 100 W 5Th, Ste 110 Tulsa, OK 74103 First Class Mail Agnes Leachman Bittman, Trustee of The Claudia & Claire Trust No 1 Address Redacted First Class Mail Agnes Severin Estate Address Redacted First Class Mail Ags Limited Partnership P.O. Box 22084 Denver, CO 80222 First Class Mail Ahinawake Nibbs Address Redacted First Class Mail Aileen Adams Carnes Estatealbert C Carnes & Robert E Carnes Address Redacted First Class Mail Aileen K Sheets Life Estate Address Redacted First Class Mail Aileen Kwai Sim Sheets Address Redacted First Class Mail AJ Magness Address Redacted First Class Mail AJ Scheffler, Jr Address Redacted First Class Mail Ajay & Rupa Patel Address Redacted First Class Mail Ajay Patel Address Redacted First Class Mail Aju Investment Holdings Usa Inc 7F Cheongnam Bldg, 1329‐3 Seocho‐Dong Seocho‐Gu, Seoul, 137‐070 Korea First Class Mail Akkah/Khm Trust Address Redacted First Class Mail Akkah/Kmh Trust Bokf Na Dba Bank of Okla P.O. Box 1588 Tulsa, OK 74101 First Class Mail Akl Services, Inc P.O. Box 1564 Cushing, OK 74023 First Class Mail AL Wood Address Redacted First Class Mail Alabama State Treasury Attn: Unclaimed Property Div Rsa Union Bldg 100 N Union St, Ste 636 Montgomery, AL 36104 First Class Mail Aladdin Petroleum Corp 123 South Market St Wichita, KS 67202‐3801 First Class Mail Alan D Carr Address Redacted First Class Mail Alan D Finley Address Redacted First Class Mail Alan D Finley Address Redacted First Class Mail Alan D Finley & Sherri C Finley Address Redacted First Class Mail Alan D Hufstutler Address Redacted First Class Mail Alan Dardik Address Redacted First Class Mail Alan Dunlap Address Redacted First Class Mail Alan Dunlap, Possibly Deceasedprobable Heirs/Devisees:PBO Inc Address Redacted First Class Mail Alan Glyckherr Address Redacted First Class Mail Alan Gordon Family Trust Address Redacted First Class Mail Alan J Hirschfield Address Redacted First Class Mail Alan L Cook 2003 Trust Address Redacted First Class Mail Alan Neal Pribil Address Redacted First Class Mail Alan R Chamberlain Address Redacted First Class Mail Alan Seefeldt Address Redacted First Class Mail Alanman Enterprises 2080 Birnam Wood Dr Montecito, CA 93108 First Class Mail Alaska Dept of Revenue Attn: Treasury Div/Unclaimed Property P.O. Box 110405 Juneau, AK 99811‐0405 First Class Mail Alberding Oil Corp 324 North Robinson Ave, Ste 100 Oklahoma City, OK 73102 First Class Mail Albert & Mary Ann Kloeppel Address Redacted First Class Mail Albert Buford Address Redacted First Class Mail Albert Buford Address Redacted First Class Mail Albert Fried Jr Address Redacted First Class Mail Albert Fried, Jr Address Redacted First Class Mail Albert G Blanke Jr Irrev Tst Dtd 8/31/77 Fbo Ann Maccarthy Parke Bank of America, N A & Michael H Humphreys, Succ Co‐Tstees P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Albert G Blanke Jr Irrev Tst Dated 8/31/77 Fbo Sandra Humphreys Stemmler Bank of America, Na & Michael H Humphreys, Succ Co‐Tstees P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Albert G Blanke Jr Irrev Tst Dtd 8/31/77 Fbo Michael P & George L Stemmler Bank of America, N A & Michael D Humphreys, Succ Co‐Tstees P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Albert G Blanke Jr Irrev Tst Dtd 8/31/77 Fbo Michael H Humphreys Bank of America, N A & Michael H Humphreys, Succ Co‐Tstees P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Albert G Blanke Jr Irrev Tst Dtd 8/31/77 Fbo Benjamin D Humphreys Bank of America, Na & Michael H Humphreys, Succ Co‐Tstees P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Albert G Blanke Jr Irrevocable Tst Dated 8/31/77 Fbo Elizabeth Humphreys Bank of America, N A & Michael H Humphreys, Succ Co‐Tstees P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Albert Hill & Margaret Hill As Trustees of Address Redacted First Class Mail Albert J Kukral, Jr Address Redacted First Class Mail Albert Kenneth Gattison Jr Address Redacted First Class Mail Albert Lee Johnson Address Redacted First Class Mail Albert Leon Bell (Dec'D) c/o Esta Shaw 1431 N Minnesota Ave Wichita, KS 67214 First Class Mail Albert Or Margaret Hill Rev Lvg Trt Address Redacted First Class Mail Alberta M Palmquist Rev Tst Address Redacted First Class Mail Alberta Pfaff Address Redacted First Class Mail Alderbel Management Co, Inc 20 River Terrace Ste 5‐C New York, NY 10282 First Class Mail Aleatha M Clark Address Redacted First Class Mail Aledo Royalty Company c/o Nail Bay Royalties Llc P.O. Box 671099 Dallas, TX 75367 First Class Mail Aleene Self Life Estate Address Redacted First Class Mail Aletha Bengs Address Redacted First Class Mail Aletha Bengs Address Redacted First Class Mail Alex Bruce Vaverka Address Redacted First Class Mail Alexander Investment Company P.O. Box 250969 Plano, TX 75025 First Class Mail Alexander L Gates & Amber D Gates, Address Redacted First Class Mail Alexander L Gates & Amber Gates, Trustees of The Gates Family Living Trust Da Address Redacted First Class Mail Alexander Macdonald Ii & Augusta G Macdonald, Address Redacted First Class Mail Alexander Resources 6017 Morning Dove Ln Edmond, OK 73003 First Class Mail Alexandra Fairless Address Redacted First Class Mail Alexandra Morgan Address Redacted First Class Mail Alfie & Karen Pfeifer Trst Uta Address Redacted First Class Mail Alfred & Leaetta Duffy Trust A Address Redacted First Class Mail Alfred & Leaetta Duffy Trust B Address Redacted First Class Mail Alfred Bell Address Redacted First Class Mail Alfred D Berger Address Redacted First Class Mail Alfred Hill Test Tst Fbo Paul Bruce Address Redacted First Class Mail Alfred J Svoboda & Virgina G Svoboda,As Co‐Trustees For Address Redacted First Class Mail Alfred J Svoboda Rev Trust Estab Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 1 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 4 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Alfred L Duffy Address Redacted First Class Mail Alfred Teders Address Redacted First Class Mail Alfred William Risien V Address Redacted First Class Mail Alfreda Ann Mcquagge Address Redacted First Class Mail Alice B Dangott Trust U/W/O B J Bad Address Redacted First Class Mail Alice C Richard, Arthur M Richard & Address Redacted First Class Mail Alice E Breckenridge Trust Dated October 26, 1994 Address Redacted First Class Mail Alice Green Address Redacted First Class Mail Alice Green Address Redacted First Class Mail Alice Green, Executrix of Address Redacted First Class Mail Alice Lorraine Hill & Rainey Styczinski, Address Redacted First Class Mail Alice Lorraine Hill Living Irrevocable Trust Address Redacted First Class Mail Alice Lorraine Hill Living Irrv Trust Address Redacted First Class Mail Alice Louise Corff Address Redacted First Class Mail Alice Louise Corff Mcguire Address Redacted First Class Mail Alice M Reyes Hope Address Redacted First Class Mail Alice May Thomas Address Redacted First Class Mail Alice Pennelope Chandler Address Redacted First Class Mail Alice Pospisil Merritt Address Redacted First Class Mail Alice R Jones fka Alice R Schomaker Address Redacted First Class Mail Alice Taylor Newlin Address Redacted First Class Mail Alice Weatherford Holt Address Redacted First Class Mail Alice Weatherford Holt Address Redacted First Class Mail Alicia B Hartman Address Redacted First Class Mail Alicia D Worley Address Redacted First Class Mail Alicia Doshier Address Redacted First Class Mail Alicia Hope Perry Address Redacted First Class Mail Alicia Johnson c/o Jewel Johnson Address Redacted First Class Mail Alicia Mcelroy Address Redacted First Class Mail Alida D Weiner Address Redacted First Class Mail Alida D Weiner Address Redacted First Class Mail Alilla Johnson c/o Jewel Johnson Address Redacted First Class Mail Alillia C Johnson Address Redacted First Class Mail Alina B Lambert Address Redacted First Class Mail Alisa F Gardner Address Redacted First Class Mail Alistair Renee Young Address Redacted First Class Mail All American Trucking Ll 24551 N Luther Rd Luther, OK 73054 First Class Mail Allamon Tool Company Inc 18935 Freeport Dr Montgomery, TX 77356 First Class Mail Allan Gene Travis Address Redacted First Class Mail Allan Pape Address Redacted First Class Mail Alldale Minerals Ii, Lp 2100 Ross Ave, Ste 1870 Dallas, TX 75201 First Class Mail Alldale Minerals Lp 2100 Ross Ave, 1870Lb‐9 Dallas, TX 75201 First Class Mail Alldale Minerals, Lpas Probable Heir of Evangeline Cook 2100 Ross Ave, 1870Lb‐9 Dallas, TX 75201 First Class Mail Allegiant Energy Services, LLC P.O. Box 2407 Elk City, OK 73648 First Class Mail Allegro Royalty Pool LLC 15 E 5th St, Ste 3300 Tulsa, OK 74103 First Class Mail Allen C Kincheloe Lvg Tst Address Redacted First Class Mail Allen E (Buck) Jones Address Redacted First Class Mail Allen Gann Address Redacted First Class Mail Allen L & Patricia A Weber, H&W Address Redacted First Class Mail Allen Leroy Gasaway Address Redacted First Class Mail Allen Roy Fisher Address Redacted First Class Mail Allen Roy Fisher Address Redacted First Class Mail Allen W Smith Iii Address Redacted First Class Mail Allen W Smith, Iii Address Redacted First Class Mail Allert Property Management Co LLC Attn: Mark Allert 8215 S 86th East Ave Tulsa, OK 74133 First Class Mail Allert Property Management Company, LLC 5824 S Peoria Tulsa, OK 74105 First Class Mail Allied Horizontal Wireline Services, LLC P.O. Box 679414 Dallas, TX 75267‐9414 First Class Mail Allison Leigh Busse Rev Liv Tr Address Redacted First Class Mail Allison Liebhart Life Estate Address Redacted First Class Mail Alma A Post Rev Liv Tr Address Redacted First Class Mail Alma Lavelle Cordonnier Estate Address Redacted First Class Mail Alma Williams Address Redacted First Class Mail Aln Resources Corp c/o Ira Edwards, Jr 15 East 5th St, Ste 3800 Tulsa, OK 74103 First Class Mail Aln Resources Corp c/o Richard Lee Mckee 155 Se 20 Rd Anthony, KS 67003 First Class Mail Alonzo Brown Address Redacted First Class Mail Alpadach, LLC c/o Jean Yves Baudoin 400 West End Ave, Apt 8A New York, NY 10024 First Class Mail Alpadach, LLC c/o Jean Yves Baudoin 400 West End Ave, Apt 8 New York, NY 10024 First Class Mail Alpadach, LLC 400 W End Ave 8A New York, NY 10024 First Class Mail Alpadach, LLCc/o Jean‐Yves Baudoin 400 West End Ave, Apt 8A New York, NY 10024 First Class Mail Alpha J House 3514 S Hocker Independence, MO 64055 First Class Mail Alston L Kenner, Jr Address Redacted First Class Mail Alta Energy Corp 333 W Sheridan Ave 44th Fl Oklahoma City, OK 73102 First Class Mail Alta Fern Wiggs Address Redacted First Class Mail Alta Mesa Services, Lp 15021 Katy Freeway Suite 400 Houston, TX 77094 First Class Mail Altamira‐Us, LLC P.O. Box 721090 Oklahoma City, OK 73172‐1090 First Class Mail Altamira‐Us, LLC fka Enviro Clean Cardinal P.O. Box 721090 Oklahoma City, OK 73172‐1090 First Class Mail Altman Engineering, Inc P.O. Box 747 Kingfisher, OK 73750 First Class Mail Altoire, LLC 6611 Stichter Ave Dallas, TX 75230 First Class Mail Altona Cemetery Inc 409 S Main St Kingfisher, OK 73750 First Class Mail Altus Intervention Usa Inc P.O. Box 770249 Houston, TX 77215 First Class Mail Alvarado Minerals Lc 4550 Post Oak Place Dr Ste 200 Houston, TX 77027‐3165 First Class Mail Alvarez & Marsal North America LLC 600 Madison Ave 8th Fl New York, NY 10022 First Class Mail Alvin S Nuckolls c/o Ken Carpenter Address Redacted First Class Mail Alyson Wey Bailey Address Redacted First Class Mail Amalia Maxwell Address Redacted First Class Mail Amalia Maxwell Address Redacted First Class Mail Amanda Fleetwood Moore Deal Address Redacted First Class Mail Amanda Follmar Address Redacted First Class Mail Amanda P Fleetwood Moore Trust Address Redacted First Class Mail Amanda Steinmeyer Lewis Address Redacted First Class Mail Amanda Wehrenberg Staude, Deceased Address Redacted First Class Mail Amar Exploration, LLC 5709 Nw 132nd St Oklahoma City, OK 73142 First Class Mail Amcon Resources Inc P.O. Box 3025 Oklahoma City, OK 73101 First Class Mail Amerex Corp 933 Nw 164th St, Ste 3 Edmond, OK 73013 First Class Mail American Eagle Logistics P.O. Box 679558 Dallas, TX 75267‐9558 First Class Mail American Eagle Logistics, LLC P.O. Box 3307 Lafayette, LA 70502 First Class Mail American Energy Nta Minerals P.O. Box 14890 Oklahoma City, OK 73113 First Class Mail American Innovative Royalty Systems Michael M & Katrina A Watson, Dba 924 C R 174 Cotter, AR 72626 First Class Mail American Innovative Royalty Systems 924 County Rd 174 Cotter, AR 72626 First Class Mail American Mineral Partners LLC P.O. Box 13647 Oklahoma City, OK 73113 First Class Mail American Parking 410 S Main St, Ste A Tulsa, OK 74103 First Class Mail Ameritex Petroleum LLC 13140 Coit Rd Ste 510 Dallas, TX 75240 First Class Mail Ames Oil Corp of Texas 1115 S Locust Ave New Harmony, IN 47631 First Class Mail Amigos Image Trust Address Redacted First Class Mail Amigos Image Trust c/o Bokf, Na, Agent Attn: Mineral Management P.O. Box 1588 Tulsa, OK 74101 First Class Mail Amigos Image Trust, Robin K Charlson, Trustee, c/o Bokf, Na, Agent Address Redacted First Class Mail Amigos Image Trust, Robin K Charlston,Trustee Address Redacted First Class Mail Amoco Production Company 1100 N Broadway Ave, Ste 200 Oklahoma City, OK 73103 First Class Mail Amoco Production Company 501 Westlake Park Blvd Houston, TX 77079 First Class Mail Amy Branch Blake Address Redacted First Class Mail Amy Lou Fribourg Address Redacted First Class Mail Amy Meyer Smith Address Redacted First Class Mail Amy Mitchell Address Redacted First Class Mail Amy Otto Address Redacted First Class Mail Amy R Henley Address Redacted First Class Mail Amy Sue Williams Clark Address Redacted First Class Mail Ana Montufar Address Redacted First Class Mail Anadarko E&P Onshore LLC 1201 Lake Robbins The Woodlands, TX 77380 First Class Mail Anadarko Minerals, Inc 100 North Broadwaysuite 2110 Oklahoma City, OK 73102 First Class Mail Anadarko Petroleum Corp 1201 Lake Robbins Dr Houston, TX 77380 First Class Mail Anadarko Properties Inc 4509 N Classen, Ste 200 Oklahoma City, OK 73118 First Class Mail Anadarko Royalty Partnership P.O. Box 701205 Tulsa, OK 74170 First Class Mail Anchor Drilling Fluids Usa Inc P.O. Box 1390 Tulsa, OK 74101 First Class Mail Anderson Oil Ltd 5005 Woodway, Ste 300 Houston, TX 77056 First Class Mail Anderson Oil Ltd, A Texas Limited Partnership 5005 Woodway Dr, Ste 300 Houston, TX 77056 First Class Mail Anderson Oil, Ltd P.O. Box 4346 Dept 138 Houston, TX 77210‐4346 First Class Mail Andrea K Campbell, Formerly Mason Address Redacted First Class Mail Andrea Palmer Fka Andrea Fair Address Redacted First Class Mail Andrea S Garlett, Life Tenant Address Redacted First Class Mail Andrea Sue Garlett Address Redacted First Class Mail Andrew E Mcgregor Address Redacted First Class Mail Andrew Edward Cook Address Redacted First Class Mail Andrew Jenkins Address Redacted First Class Mail Andrew K Combs Address Redacted First Class Mail Andrew Mccoy Address Redacted First Class Mail Andrew Mckee Jones Address Redacted First Class Mail Andrew R Green Address Redacted First Class Mail Andrew S Davis Trust Address Redacted First Class Mail Andy Chaff Address Redacted First Class Mail Andy Chaff Address Redacted First Class Mail Andy G Andrews Address Redacted First Class Mail Angela D Stephens Address Redacted First Class Mail Angela E Koesh Address Redacted First Class Mail Angela K Ross Address Redacted First Class Mail Angela Marie Roy Address Redacted First Class Mail Angela T Lauffenburger Address Redacted First Class Mail Angelia Marie Roy Address Redacted First Class Mail Anguish Family Partnership, Lp 200 Humble Midland, TX 79705 First Class Mail Anita Allison Address Redacted First Class Mail Anita C Niederstadt Address Redacted First Class Mail Anita C Niederstadt Address Redacted First Class Mail Anita Sue Locke Conway Address Redacted First Class Mail Anita Sue Locke Heftek Address Redacted First Class Mail Anita Young Address Redacted First Class Mail Ann A Cox Address Redacted First Class Mail Ann Amme Address Redacted First Class Mail Ann B Eubanks Address Redacted First Class Mail Ann Cochrane Address Redacted First Class Mail Ann Detwiler Address Redacted First Class Mail Ann Dougherty Address Redacted First Class Mail Ann Elizabeth Jones Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 2 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 5 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Ann Evon Shurtz Address Redacted First Class Mail Ann Gargan Address Redacted First Class Mail Ann Gargan Address Redacted First Class Mail Ann Jackson Address Redacted First Class Mail Ann Jill Fleenor Fuller Address Redacted First Class Mail Ann Knight Bower, Deceased, Address Redacted First Class Mail Ann Lack Address Redacted First Class Mail Ann Lehmberg Address Redacted First Class Mail Ann M Shaw Rev Lvg Tst Dtd 7/1/94; Address Redacted First Class Mail Ann Robinson Address Redacted First Class Mail Ann Swanson & Randolph Swanson Jtrs Address Redacted First Class Mail Ann T Davis c/o Gerald Trojan Address Redacted First Class Mail Ann Walta Tucker Aka Ann Walta Address Redacted First Class Mail Anna Alyssa Heaps Address Redacted First Class Mail Anna Caldwell Rev Trust Dtd 4/30/19 Address Redacted First Class Mail Anna Elvira Pulliam Address Redacted First Class Mail Anna Gebhardt Address Redacted First Class Mail Anna Gebhardt Address Redacted First Class Mail Anna Jo Burge Address Redacted First Class Mail Anna Junia Doan Properties LLC 3801 Valley Dr Midland, MI 48640 First Class Mail Anna Kimmerle Estate c/o Enerlex, Inc 18452 E 111th St Broken Arrow, OK 74011 First Class Mail Anna L Friesen Trust Dtd 12/17/2008 Address Redacted First Class Mail Anna Lightle Address Redacted First Class Mail Anna M Blubaugh Address Redacted First Class Mail Anna Mae Blair Address Redacted First Class Mail Anna Mary Travis Address Redacted First Class Mail Anna N Worley Address Redacted First Class Mail Anna S Maroshek Address Redacted First Class Mail Annamarie Cooper Trust Dtd 5/20/14 Address Redacted First Class Mail Annastin Energy, LLC 701 N Broadway Ave, Ste 120 Oklahoma City, OK 73102 First Class Mail Annastin Investments LLC P.O. Box 57674 Oklahoma City, OK 73157 First Class Mail Annastin Mineral Partners, LLC P.O. Box 12014 Oklahoma City, OK 73157 First Class Mail Anne Casey Jones Address Redacted First Class Mail Anne D Henderson Revocable Trust Address Redacted First Class Mail Anne Elise Krittenbrink Address Redacted First Class Mail Anne H Livet Address Redacted First Class Mail Anne Kibbe & Russell Kibbe Iii Trst Address Redacted First Class Mail Anne M D Henderson Rev Trust Address Redacted First Class Mail Anne Marie Heiden Gysbers Address Redacted First Class Mail Anne Marleen Douglass Henderson & Address Redacted First Class Mail Anne Marlene Douglass Henderson & Address Redacted First Class Mail Anne N Kelly Revocable Trust Address Redacted First Class Mail Anne Phillips Graham Address Redacted First Class Mail Annetta J Parker Address Redacted First Class Mail Annette M Becker Address Redacted First Class Mail Annette M Egelund Address Redacted First Class Mail Annette Marie Gaines Address Redacted First Class Mail Annette Marie Gravitt Address Redacted First Class Mail Annette Stewart Address Redacted First Class Mail Annette Stewart, Trustee of The Lee C Stewart Revocable Trust Dated 9/15/199Address Redacted First Class Mail Annie Lou Bates Estate Address Redacted First Class Mail Annie R Emery Life Estate Address Redacted First Class Mail An‐Son Corp 3814 North Santa Fe Ave Oklahoma City, OK 73118 First Class Mail Anson Corp aka An‐Son Corp c/o Cheapeake Royalty, LLC, Successor P.O. Box 18496 Oklahoma City, OK 73154 First Class Mail Anthony Byrnes Address Redacted First Class Mail Anthony D Ayer Address Redacted First Class Mail Anthony JJ Rourke, MD Address Redacted First Class Mail Anthony Louis Moschetto Rev Tst Address Redacted First Class Mail Anthony Moschetto, Trustee of Address Redacted First Class Mail Anthony Roberts Address Redacted First Class Mail Anthony Yarbrough Address Redacted First Class Mail Antioch Energy LLC P.O. Box 1557 Oklahoma City, OK 73101 First Class Mail Apache Corp Division Orders ‐ Land Admin 2000 Post Oak Blvd, Ste 100 Houston, TX 77056‐4400 First Class Mail Apex Energy P.O. Box 27710 Denver, CO 80227 First Class Mail Apollo Oil Corp 514 Nw 164th St Edmond, OK 73013‐2001 First Class Mail Apollo Oil Corp 514 Nw 164th St Edmond, OK 73013 First Class Mail Appalachian Basin Minerals, Lp c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Appalachian Basin Minerals, Lp c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Apple Rock Inc 3821 Oakwood Ct Enid, OK 73703‐2935 First Class Mail Applied Economics Consulting Group, Inc 1905 N Lamar Blvd Austin, TX 78705 First Class Mail April Dawn Hatfield Blakney Address Redacted First Class Mail Aquaenco, Inc , Joe Cassody, President Box 702416 Tulsa, OK 74170 First Class Mail Arapaho Land Company 1021 Nw Grand Blvd Oklahoma City, OK 73118 First Class Mail Arapaho Land Company,Llc Operating Account 1021 NW Grand Blvd Oklahoma City, OK 73118 First Class Mail Arbary Bables Aka Arbary Bables Jr Address Redacted First Class Mail Arbary Bables Aka Arbary Bables Jr Estate 2420 E Conquest St Wichita, KS 67219‐4768 First Class Mail Arbor Mineral Company, LLC P.O. Box 260498 Lakewood, CO 80226 First Class Mail Archie J Scott Address Redacted First Class Mail Archrock Partners Lp P.O. Box 201160 Dallas, TX 75320‐1160 First Class Mail Archrock Partners Operating, LLC P.O. Box 201160 Dallas, TX 75320‐1160 First Class Mail Areta M Best Rev Lvg Trust Address Redacted First Class Mail Arete Mineral Holdings, LLC 3334 W Main St 235 Norman, OK 73072 First Class Mail Aric Mccumber Trust Dtd 04/16/2019 Address Redacted First Class Mail Aric Mccumber, Trustee of The Aric Mccumebr Trust, Dated April 16, 2019 Address Redacted First Class Mail Arizona Dept of Revenue Attn: Unclaimed Property Unit P.O. Box 29026 Phoenix, AZ 85038‐9026 First Class Mail Arkansas Unclaimed Property Div Attn: Compliance Section 1401 W Capitol Ave, Ste 325 Little Rock, AR 72201 First Class Mail Arkoma Surveying Address Redacted First Class Mail Arkoma Surveying & Mapping, Pllc P.O. Box 238 Wilburton, OK 74578 First Class Mail Arlene Epstein Address Redacted First Class Mail Arlene Hirschfeld Address Redacted First Class Mail Arlene L Schlaepfer Lvg Trust Address Redacted First Class Mail Arlene M Duffy Address Redacted First Class Mail Arlene Margaret Atwater Knight Address Redacted First Class Mail Arlene Windler Address Redacted First Class Mail Arlene Windler Address Redacted First Class Mail Arlie Don Miles Address Redacted First Class Mail Arlie William Roundtree Address Redacted First Class Mail Arlyn Ullsperger Address Redacted First Class Mail Armada Energy Corp 5724 Nw 135th St Oklahoma City, OK 73142‐5937 First Class Mail Arnella Faye Henley Rhodes Address Redacted First Class Mail Arno Clyde Oswald Address Redacted First Class Mail Arno Clyde Oswald Aka Arnold Oswald, Deceased Address Redacted First Class Mail Arnold David Droke Address Redacted First Class Mail Arnold Oil Properties, LLC 6816 N Robinson Ave Oklahoma City, OK 73116 First Class Mail Arrakeen Resources Company Ltd 10428 Christoper Dr Conifer, CO 80433 First Class Mail Arrington Davis LLC P.O. Box 1747 Stillwater, OK 74076‐1747 First Class Mail Arthur Betz Lvg Trust Dtd 1/17/84 Address Redacted First Class Mail Arthur J Foster Jr Address Redacted First Class Mail Arthur L Rosenbaum Address Redacted First Class Mail Arthur L Rosenbaum, Md Address Redacted First Class Mail Arthur Lyons Address Redacted First Class Mail Arthur S Metcalf Address Redacted First Class Mail Arthur V Eckroat Address Redacted First Class Mail Arthur Veach Address Redacted First Class Mail Asa D Kennedy, Jr Address Redacted First Class Mail Asa R Gawthrop Address Redacted First Class Mail Ascend Resources LLC Box 31046 Edmond, OK 73003 First Class Mail Asher Energy I Ltd 1580 South Main, Ste 114 Boerne, TX 78006 First Class Mail Asher Energy I, Ltd, A Texas Limited Partnership 1580 South Main, Ste 114 Boerne, TX 78006 First Class Mail Asher Oilfield Specialty, LLC P.O. Box 720944 Oklahoma City, OK 73172 First Class Mail Asher Resources 1580 South Main, Ste 114 Boerne, TX 78006 First Class Mail Ashland Exploration Holdings 1635 Market St Philadelphia, PA 19103‐2217 First Class Mail Ashland Oil Company 50 E Rivercenter Blvd Covington, KY 41011‐1683 First Class Mail Ashlea Tiner Address Redacted First Class Mail Ashlee Day Address Redacted First Class Mail Ashley Taylor Address Redacted First Class Mail Ashlyn Kratz Address Redacted First Class Mail Ashlynn Kratz Address Redacted First Class Mail Asma S Chaudhry Annual Excl Trust Address Redacted First Class Mail Aspect Oilfield Services, LLC P.O. Box 887 Weatherford, OK 73096 First Class Mail Aspen Leaf LLC P.O. Box 1488 Mustang, OK 73064‐8488 First Class Mail Aspen Leaf, LLC P.O. Box 1488 Mustang, OK 73064 First Class Mail Associated Catholic Charities 11233 N Classen Blvd Oklahoma City, OK 73106 First Class Mail Associated Catholic Charities P.O. Box 32180 Oklahoma City, OK 73123 First Class Mail Associated Wire Line Services P.O. Box 906 Healdton, OK 73438 First Class Mail Athlon, LLC P.O. Box 5944 Edmond, OK 73083 First Class Mail Atinum Marcellus I, LLC c/o K&L Gates Llp Attn: Thomas C Ryan 210 Sixth Ave Pittsburgh, PA 15222 First Class Mail Atkinson Fam Tst Dtd 3/21/2013 Address Redacted First Class Mail Atlas Obo Energy Lp 15603 Kuykendahl Suite 200 Houston, TX 77090 First Class Mail Atlas Obo Energy Lp P.O. Box 201788 Dept 78814 Dallas, TX 75320‐1788 First Class Mail Atlas Operating LLC 1900 St James Place Suite 800 Houston, TX 77056 First Class Mail Atlas Peak Minerals, LLC P.O. Box 521198 Tulsa, OK 74152 First Class Mail Atwood Acquisitions LLC 5800 Nw 135th St Oklahoma City, OK 73142‐5938 First Class Mail Atwood Acquisitions LLC 5800 Nw 135th St Oklahoma City, OK 73142 First Class Mail Atwood Acquisitions, LLC 5800 Nw 135th St Oklahoma City, OK 731425938 First Class Mail Audine White Clemente Address Redacted First Class Mail Audrey Aronson Address Redacted First Class Mail Austin Field Service, Inc P.O. Box 58008 Oklahoma City, OK 73157 First Class Mail Austin Royalties LLC P.O. Box 18717 Oklahoma City, OK 73154 First Class Mail Austin Thomas Oliver Address Redacted First Class Mail Autumn Dunn Address Redacted First Class Mail Avedis Foundation c/o Farmers National Company, Agent 7122 S Sheridan Box 604 Tulsa, OK 74133 First Class Mail Avedis Foundation 3903 N Harrison St Shawnee, OK 74804 First Class Mail Aven Gas & Oil, Inc P.O. Box 14491 Oklahoma City, OK 73113 First Class Mail Averex Inc P.O. Box 52305 Lafayette, LA 70505 First Class Mail Aws Properties, Lp P.O. Box 4160 Midland, TX 79704‐4160 First Class Mail Axiom LLC P.O. Box 3430 Edmond, OK 73083‐3430 First Class Mail Axis Energy Corp P.O. Box 219303 Houston, TX 77218 First Class Mail Axis Energy Corporation P.O. Box 2107 Roswell, NM 88202‐2107 First Class Mail Axis Pressure Control Services, LLC Dba Momentum Pressure Control, LLC Dept 900‐2, P.O. Box 4458 Houson, TX 77210 First Class Mail Azok Royalty LLC 6801 N Broadway Ste 204 Oklahoma City, OK 73116 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 3 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 6 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Aztec Exploration Inc P.O. Box 2046 Chickasha, OK 73023 First Class Mail Aztec Exploration, Inc 400 E Dutton Rd Pocasset, OK 73079 First Class Mail B B Royalty Partnership P.O. Box 587 Marlow, OK 73055 First Class Mail B Bert Sherron Address Redacted First Class Mail B V Corwin Address Redacted First Class Mail B&B Oil, A Sole Proprietorship 197 Skyline Dr Clinton, MS 39056 First Class Mail B&G Prospects, LLC 4 Woodlands Dr Enid, OK 73703‐1564 First Class Mail B&G Resources LLC P.O. Box 1299 Blanchard, OK 73010 First Class Mail B2 Energy LLC c/o Brian Voigt P.O. Box 630825 Highlands Ranch, CO 80163 First Class Mail B‐55 Investment Inc 204 N Robinson, Ste 1800 Oklahoma City, OK 73102 First Class Mail B‐55 Investments (Maximus Exploration) 204 N Robinson, Ste 1800 Oklahoma City, OK 73102 First Class Mail B‐55 Investments, Ltd Sassoon House P.O. Box Ss‐5383 Nassau Bahamas First Class Mail B‐55 Investments, Ltd c/o Christopher Mcarthur 5524 E Estrid Ave Scottsdale, AZ 85258 First Class Mail Bachman Services, Inc 2220 S Prospect P.O. Box 96265 Oklahoma City, OK 73143 First Class Mail Backyard Energy Services, LLC 1601 Nw Expressway , Ste 1450 Oklahoma City, OK 73118 First Class Mail Backyard Energy Services, LLC 1601 Nw Expressway Suite 1450 Oklahoma City, OK 73118 First Class Mail Bacon O & G, LLC P.O. Box 2501 Ardmore, OK 73402 First Class Mail Bacon O&G, LLC P.O. Box 2501 Ardmore, OK 73402 First Class Mail Badenhausen Oil Co 1614 Chestnut Ln Norman, OK 73072‐6732 First Class Mail Badenhausen Oil Co 2221 W Lindsey St 216 Norman, OK 73069 First Class Mail Badenhausen Oil Co 222 West Linsey St, Ste 216 Oklahoma City, OK 73069 First Class Mail Badenhausen Oil Company 3300 Liberty Tower Oklahoma City, OK 73020 First Class Mail Badger Royalty Co c/o Bank of Oklahoma, Agent P.O. Box 1588 Tulsa, OK 74101 First Class Mail Badon Hill, Inc Dba Pendragon Oil Co 6300 Ridglea Place, Ste 950 Fort Worth, TX 76116‐5704 First Class Mail Baja Corp P.O. Box 125 Oklahoma City, OK 73101‐0125 First Class Mail Baker Hughes Bus Support Services P.O. Box 200415 Houston, TX 77216‐0415 First Class Mail Baker Hughes Bus Support Svcs P.O. Box 301057 Dallas, TX 75303‐1057 First Class Mail Baker Recovery Inc P.O. Box 1026 Tulsa, OK 74101 First Class Mail Balanced Rock Energy Partners, LLC P.O. Box 54314 Oklahoma City, OK 73154 First Class Mail Bandera Minerals Iii, LLC 7134 S Yale Ave, Ste 510 Tulsa, OK 74136 First Class Mail Bank of America Successor To First National Bank of Tahlequah 100 North Tyron St Charlotte, NC 28202 First Class Mail Bank of America, & Michael H Humphreys Successor Co‐Trustees of The Albert F Blanke, Jr Irrevocable Trust Dtd 8/31/77, fbo Sandra Humphreys Stemmler P.O. Box 830308 Dallas, TX 75283 First Class Mail Bank of America, & Michael H Humphreys, Successor Co‐Trustees of The Albert F Blanke, Jr Irrevocable Trust Dtd 8/31/77, fbo Michael H Humphreys P.O. Box 830308 Dallas, TX 75283 First Class Mail Bank of America, & Michael H Humphreys, Successor Co‐Trustees of The Albert F Blanke, Jr Irrevocable Trust Dtd 8/31/77, fbo Elizabeth Humphreys P.O. Box 830308 Dallas, TX 75283 First Class Mail Bank of America, & Michael H Humphreys, Successor Co‐Trustees of The Albert F Blanke, Jr Irrevocable Trust Dtd 8/31/77, fbo Benjamin D Humphreys P.O. Box 830308 Dallas, TX 75283 First Class Mail Bank of America, & Michael H Humphreys, Successor Co‐Trustees of The Albert F Blanke, Jr Irrevocable Trust Dtd 8/31/77, fbo Anne Mccarthy Parke P.O. Box 830308 Dallas, TX 75283 First Class Mail Bank of America, & Michael H Humphreys, Successor Co‐Trustees of The Albert F Blanke, Jr Irrevocable Trust Dtd 8/31/77, fbo Michael P Stemmler & George Louis Stemmler P.O. Box 830308 Dallas, TX 75283 First Class Mail Bank of America, Agent, For The Maccarthy Family Mineral Trust P.O. Box 830308 Dallas, TX 75283 First Class Mail Bank of America, NA 100 N Tryon St, Ste 170 Charlotte, NC 28202 First Class Mail Bank of America, NA 100 Federal St Boston, MA 02110 First Class Mail Bank of America, NA, fka First National Bank of Tahlequah P.O. Box 830308 Dallas, TX 75283 First Class Mail Bank of America, NA, Trustee of The Cross Timbers Royalty Trust 100 North Tryon St Charlotte, NC 28202 First Class Mail Bank of American, Na, Trustee of The Cross Timbers Royalty Trust 901 Main St, 17th Fl Dallas, TX 75202 First Class Mail Bank of Oklahoma, Na Bank of Oklahoma TowerP.O. Box 2300 Tulsa, OK 74192 First Class Mail Baptist Foundation of Okla c/o Highground Advisors 1717 Main St, Ste 1400 Dallas, TX 75201‐4622 First Class Mail Barbara A Greteman Address Redacted First Class Mail Barbara A Portwood Address Redacted First Class Mail Barbara A Preese Address Redacted First Class Mail Barbara Beggs Address Redacted First Class Mail Barbara Bell Murray Address Redacted First Class Mail Barbara Blaine Address Redacted First Class Mail Barbara Christenson Address Redacted First Class Mail Barbara Daigle Address Redacted First Class Mail Barbara Ferry Address Redacted First Class Mail Barbara Fisher Address Redacted First Class Mail Barbara Foreman Address Redacted First Class Mail Barbara Glazier Life Estate Address Redacted First Class Mail Barbara Gunhild Payne Hartley Address Redacted First Class Mail Barbara J Jones Address Redacted First Class Mail Barbara J Jones Address Redacted First Class Mail Barbara J Reese Address Redacted First Class Mail Barbara J Sparks Address Redacted First Class Mail Barbara Jacobs Address Redacted First Class Mail Barbara Jane Craun Address Redacted First Class Mail Barbara Jane Craun Address Redacted First Class Mail Barbara Jane Streck Address Redacted First Class Mail Barbara Jane Yeoman Address Redacted First Class Mail Barbara Jean Nightengale Address Redacted First Class Mail Barbara Jean Porter Address Redacted First Class Mail Barbara Jo Nealis Address Redacted First Class Mail Barbara K Baker Address Redacted First Class Mail Barbara Kinzy Address Redacted First Class Mail Barbara Klein Address Redacted First Class Mail Barbara Levisay Address Redacted First Class Mail Barbara M Blewett Trust Address Redacted First Class Mail Barbara Marie Corff Carter Address Redacted First Class Mail Barbara P Hoskins, Trustee Address Redacted First Class Mail Barbara Reed Address Redacted First Class Mail Barbara Ruth Bradford, Now Lasater Address Redacted First Class Mail Barbara Ruth Jones‐Kirk Address Redacted First Class Mail Barbara S Cartmill Address Redacted First Class Mail Barbara S Linhart Revocable Trust, Edward J Spiegel, Attorney In Fact 175 E Delaware Place, Ste 5909 Chicago, IL 60611 First Class Mail Barbara Smith Allen Trustee of The Barbara Smith Allen Revocable Trust Dtd 12/Address Redacted First Class Mail Barbara Stalder Fleeman Address Redacted First Class Mail Barbara Susan Matsumoto Address Redacted First Class Mail Barbara Tempel Address Redacted First Class Mail Barbara Thomas Address Redacted First Class Mail Barbara Thomas Revoc Living Tst Address Redacted First Class Mail Barbara Thompson Address Redacted First Class Mail Barbara Thompson Address Redacted First Class Mail Barbour Energy Corporation P.O. Box 13480 Oklahoma City, OK 73113 First Class Mail Baren Healey Energy LLC P.O. Box 888 Davis, OK 73030 First Class Mail Baren Healey Energy, LLC Leslie Sue Healey, Sole Member/Manager P.O. Box 888 Davis, OK 73030 First Class Mail Barlow Properties LLC P.O. Box 850 Mineola, TX 75773 First Class Mail Barnes Law Pllc 1648 S Boston Ave Tulsa, OK 74119 First Class Mail Baron Jones Address Redacted First Class Mail Barrett Drilling Co 1210 Gordon Cooper Dr Shawnee, OK 74801 First Class Mail Barry Jones Address Redacted First Class Mail Barry K Bollenbach Address Redacted First Class Mail Barry Petru Address Redacted First Class Mail Barry Reilly & Kathi Reilly Hw Jt Address Redacted First Class Mail Bart A Boeckman Address Redacted First Class Mail Bart Boeckman Address Redacted First Class Mail Bart Edward Towne Address Redacted First Class Mail Barter Island Oil Company P.O. Box 18819 Oklahoma City, OK 73154 First Class Mail Barter Island Oil Company P.O. Box 18816 Oklahoma City, OK 73154‐0816 First Class Mail Baseline Energy Investments, LLC 445 Union Blvd, 307 Lakewood, CO 80228 First Class Mail Baseline Energy Services P.O. Box 470929 Fort Worth, TX 76147 First Class Mail Baseline Minerals LLC P.O. Box 6922 Edmond, OK 73083‐6922 First Class Mail Basic Energy Services P.O. Box 201270 Dallas, TX 75320‐1270 First Class Mail Basic Energy Services LP P.O. Box 841903 Dallas, TX 75284‐1903 First Class Mail Basic Energy Services, Lp c/o Norman Lemonik, Hiltgen & Brewer, PC 9505 North Kelley Ave Oklahoma City, OK 73131 First Class Mail Basin Engineering, LLC Section 3063 , P.O. Box 659506 San Antonio, TX 78265‐9506 First Class Mail Basin Environmental & Safety Technologies, LLC 1117 Nw 24th St Oklahoma City, OK 73106 First Class Mail Basin Swd, LLC 110 West Louisiana, Ste 200 Midland, TX 79701 First Class Mail Baskell L Gray Address Redacted First Class Mail Baskell L Gray c/o Pauline Gray Address Redacted First Class Mail Bass Energy Services, LLC P.O. Box 731806 Dallas, TX 75373‐1806 First Class Mail Basura Oil Company 11999 Katy Fwy Ste 550 Houston, TX 77079‐1611 First Class Mail Basura Oil Company 15630 Whitewater Ln Houston, TX 77079 First Class Mail Bayless Sales & Service LLC 184550 E Cr 59 Arnett, OK 73832 First Class Mail Baytide Petroleum, Inc 7105 E Admiral Place Tulsa, OK 74115 First Class Mail Bc Minerals LLC 4520 Nw 60th St Oklahoma City, OK 73122 First Class Mail Bc Productions, LLC P.O. Box 491 Kingfisher, OK 73750 First Class Mail Bc Productions, LLC 5722 Covey Run Dr Edmond, OK 73034 First Class Mail BC Terry Address Redacted First Class Mail Bce Mach Ii LLC 14201 Wireless Way Oklahoma City, OK 73134 First Class Mail Bce‐Mach Ii LLC P.O. Box 120523 Dept 0523 Dallas, TX 75312‐0523 First Class Mail Bce‐Stack Development LLC 1221 Mckinney St, Ste 2875 Houston, TX 77010 First Class Mail Bd Holmes Energy Services LLC 19151 N Highway 80 Hulbert, OK 74441 First Class Mail Bdb, LLC (Baines Davis Swd) P.O. Box 217 Stillwater, OK 74076 First Class Mail Beachhead Technologies, LLC 55 Wardell Ave Rumson, NJ 07760 First Class Mail Beacon E&P Resources LLC 1600 Broadway Suite 1800 Denver, CO 80202‐4918 First Class Mail Beacon E&P Resources, LLC 6300 South Syracuse Way Ste 525 Centennial, CO 80111 First Class Mail Beacon E&P Resources, LLC 1600 Broadway Ste 1800 Denver, CO 80202 First Class Mail Beacon E&P Resources, LLC 6300 South Syracuse Way Ste 525 Centennial, CO 80111 First Class Mail Beacon Energy Partners Lp 13465 Midway Rd, Ste 300, Lb 2 Dallas, TX 75244‐5183 First Class Mail Beams Minerals Company 2351 W Northwest Hwy Ste 2303 Dallas, TX 75220 First Class Mail Beard Oil Company 12316 St Andrews Dr, Ste A Oklahoma City, OK 73120 First Class Mail Beasley Oil Company 5724 Nw 135th St Oklahoma City, OK 73142 First Class Mail Beasley Oil Company 5724 Nw 135 St Oklahoma City, OK 73142 First Class Mail Beatrice Ann Christensen Trust Address Redacted First Class Mail Beatrice June Marshall Address Redacted First Class Mail Beatrice Lambert Craddock Address Redacted First Class Mail Beau & Katie L Mcdowell Address Redacted First Class Mail Beau B Parker Address Redacted First Class Mail Beauleo Minerals LLC 29 S Main St Ste 216 West Hartford, CT 06107‐2460 First Class Mail Beavers Energy Lp P.O. Box 10 Sanger, TX 76266‐0010 First Class Mail Beck Pump & Supply Inc P.O. Box 175 Hennessey, OK 73742 First Class Mail Beck Resources Inc 2849 Airport Blvd Abilene, TX 79602 First Class Mail Beck Resources, Inc. P.O. Box 175 Hennessey, OK 73742 First Class Mail Beck Trucking, LLC 1661 S Merritt Rd Elk City, OK 73644 First Class Mail Becky Faye Weaver Address Redacted First Class Mail Becky Lee Walker Address Redacted First Class Mail Becky S Cable Address Redacted First Class Mail Becky S Cable Address Redacted First Class Mail Becky Sibit Address Redacted First Class Mail Bedford Services LLC P.O. Box 614 Hennessey, OK 73742 First Class Mail Bedig & Nakamura, A Partnership 1735 Julian Ct El Cerrito, CA 94530 First Class Mail Belmont Energy Partners, LLC 4925 Greenville Ave, Ste 200 Dallas, TX 75206 First Class Mail Belmont Energy Partners, LLC 4925 Greenville Ave, Ste 200 Dallas, TX 65206 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 4 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 7 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Ben Weber Address Redacted First Class Mail Bender Oil Ltd 951 Sw Fourth Ave Boca Raton, FL 33432 First Class Mail Bengalok LLC P.O. Box 30633 Edmond, OK 73003 First Class Mail Benita House Cole Address Redacted First Class Mail Benjamin F Crosswhite Address Redacted First Class Mail Benjamin Wade Todd Address Redacted First Class Mail Benn Family Trust Address Redacted First Class Mail Benn Family Trust Address Redacted First Class Mail Bennie D Racer Address Redacted First Class Mail Bennie D Racer & Nettie E Racer, Joint Tenants Address Redacted First Class Mail Bennie Ray Wehrenberg Address Redacted First Class Mail Benson & Manuel, LLC P.O. Box 52533 Tulsa, OK 74152 First Class Mail Beren Healey Energy, LLC P.O. Box 888 Davis, OK 73030 First Class Mail Berger Management Company 50 West St Apt 3L Portland, ME 04102 First Class Mail Bernadette Province Address Redacted First Class Mail Bernadine Tyse, Trustee For Franklin J Tyse Address Redacted First Class Mail Bernard Breckenridge Address Redacted First Class Mail Bernard Breckenridge Address Redacted First Class Mail Bernard Charles Pavlu Address Redacted First Class Mail Bernard Charles Pavlu Address Redacted First Class Mail Bernard F Adler Address Redacted First Class Mail Bernard H Klein Address Redacted First Class Mail Bernard H Klein c/o Shearson, Loeb, Rhoades Inc Address Redacted First Class Mail Bernice Ella Reed Smith Address Redacted First Class Mail Bernice Lafevers Address Redacted First Class Mail Bernice Lafevers Address Redacted First Class Mail Bernice Lafevers 1981 Trust Address Redacted First Class Mail Bernie Sumner Address Redacted First Class Mail Bert E Harris Address Redacted First Class Mail Bert O Herbison Estate Address Redacted First Class Mail Bertha C Cook Address Redacted First Class Mail Bertha Louise Mckinniss, Deceased Address Redacted First Class Mail Beryl Ray Oswald Aka Beryl Ray Oswald, Jr Address Redacted First Class Mail Bessemer Trust Company 300 Crescent Ct Suite 800 Dallas, TX 75201 First Class Mail Bessie Shirleen Brown Davis Address Redacted First Class Mail Bessie Terry Address Redacted First Class Mail Beth Beckham Address Redacted First Class Mail Beth Hays Family Investments, LLC c/o Dan D Hays, Manager 4300 Rock Canyon Rd Edmond, OK 73025 First Class Mail Bethany Dara Siobohan Cullison Address Redacted First Class Mail Bethel Phillips Address Redacted First Class Mail Betsey Anne Brenner, Her Known & Unknown Heirs, Devisees, Or Successors Address Redacted First Class Mail Betsy Eubanks Wilder Address Redacted First Class Mail Betsy Lee Barnes, Trustee of The Betsy Leebarnes Trust, Dated December 11, 19Address Redacted First Class Mail Bette J Bennett Mcelroy Nickerson, Dec'D 9/30/1983 Address Redacted First Class Mail Bette L Wright Living Trust Dtd Address Redacted First Class Mail Bettie Bennett Address Redacted First Class Mail Bettsy Lee Barnes, Trustee of The Betsy Lee Barnes Trust Dated December 11, 1Address Redacted First Class Mail Betty Abeyta Address Redacted First Class Mail Betty Bridal Address Redacted First Class Mail Betty Crossman Marcus Address Redacted First Class Mail Betty Elaine & L D Choate, Jts Address Redacted First Class Mail Betty Elaine Choate Address Redacted First Class Mail Betty Foster Address Redacted First Class Mail Betty Gritz Living Trt Dtd 4/9/87 Address Redacted First Class Mail Betty I Clinton Address Redacted First Class Mail Betty J & Louis S Henry Address Redacted First Class Mail Betty J Mcmullen Address Redacted First Class Mail Betty J Mcmullen, Trustee For James Edward Prag Address Redacted First Class Mail Betty J Reid Address Redacted First Class Mail Betty Jo Davis Address Redacted First Class Mail Betty Joe Mcmullen Address Redacted First Class Mail Betty K Hill Estate Address Redacted First Class Mail Betty K Horton Estate Address Redacted First Class Mail Betty Karen Locke Dubbe Address Redacted First Class Mail Betty Karen Locke Dubbe Address Redacted First Class Mail Betty L Hill Address Redacted First Class Mail Betty L Roberts Address Redacted First Class Mail Betty L Taylor, Deceased, & Her Unknown Heirs, Successors, & Assigns Address Redacted First Class Mail Betty Littleton, Charlene Littleton Lingo, Address Redacted First Class Mail Betty Loosen Kuehn Address Redacted First Class Mail Betty Loosen Kuehn Address Redacted First Class Mail Betty M Dennis Address Redacted First Class Mail Betty M Dennis Aka Betty Mae Evans Dennis aka Bette E Dennis Address Redacted First Class Mail Betty Mccully Address Redacted First Class Mail Betty N Unruh Trust Dtd 5/17/96 Address Redacted First Class Mail Betty Pepis Testamentary Trust Jpmorgan Chase Bank Trustee P.O. Box 99084 Ft Worth, TX 76199‐0084 First Class Mail Betty R Anderson & John L Richeson, Address Redacted First Class Mail Betty Schoelen‐Johnson Address Redacted First Class Mail Betty Thompson Birmingham Address Redacted First Class Mail Bettye & William M Bell Address Redacted First Class Mail Beulah Marls Green Revoc Trust Address Redacted First Class Mail Beverly A Petcher Tlusty Address Redacted First Class Mail Beverly A Sandusky Address Redacted First Class Mail Beverly Ann Baker Estate Address Redacted First Class Mail Beverly Brown Address Redacted First Class Mail Beverly Cannon Address Redacted First Class Mail Beverly Hartman Address Redacted First Class Mail Beverly Jo Barrows Address Redacted First Class Mail Beverly Lippoldt Address Redacted First Class Mail Beverly Lunn Address Redacted First Class Mail Beverly Moerry Address Redacted First Class Mail Beverly S Barron Address Redacted First Class Mail Beverly Scott Franklin 1608 Division St Burlington, IA 52601 First Class Mail Beverly Scott Franklin Address Redacted First Class Mail Beverly Sue Smith Address Redacted First Class Mail Beverly Sue Smith & Larry Smith Jt Address Redacted First Class Mail Beverly Sue Stambaugh Address Redacted First Class Mail Beverly Trunick Address Redacted First Class Mail Bha, LLC 3919 Plum Creek Circle Oklahoma City, OK 73131‐1511 First Class Mail Bhch Mineral, Ltd 5111 Broadway San Antonio, TX 78209 First Class Mail Bhp Petroleum (Americas) Inc 1500 Post Oak Blvd Houston, TX 77056 First Class Mail Bico Drilling Tools, Inc 1604 Greens Rd Houston, TX 77032 First Class Mail Biddy Family Trust Dtd 12/06/1996 Address Redacted First Class Mail Bidwell Minerals P.O. Box 266270 Dallas, TX 75222 First Class Mail Bidwell Minerals, LLC c/o Northern Trust Co P.O. Box 226270 Dallas, TX 75222 First Class Mail Bidwell Minerals, LLC 2020 Ross Ave Dallas, TX 75201 First Class Mail Big Chief Drilling, Co 601 Ne 63rd St Oklahoma City, OK 73105 First Class Mail Big Hunk Minerals Lp P.O. Box 5036 Midland, TX 79704 First Class Mail Big Iron Oilfield Services Inc P.O. Box 536 Elmore City, OK 73433 First Class Mail Big Time Oil LLC 1701 Washington St Edmond, OK 73034 First Class Mail Bigg Vinn Oil LLC 8350 Meadow Rd, Ste 581 Dallas, TX 75233 First Class Mail Bigshot Partnership 1100 Poydras St Ste 3500 New Orleans, LA 70163 First Class Mail Bill & Barbara Bridwell Ir Tr Address Redacted First Class Mail Bill & Carol Branson J/T Address Redacted First Class Mail Bill & Shalla Terrell Jt Address Redacted First Class Mail Bill Arnett, c/o Ryma Kay Arnett Address Redacted First Class Mail Bill B Bingham Address Redacted First Class Mail Bill Blew Iii Address Redacted First Class Mail Bill Boeckman Address Redacted First Class Mail Bill Burnett Estate Address Redacted First Class Mail Bill C Boeckman Address Redacted First Class Mail Bill Cantwell, Deceased Address Redacted First Class Mail Bill Hoover & Lin Gordon‐Hoover Address Redacted First Class Mail Bill J Furr Est Address Redacted First Class Mail Bill J Miller Trust, Bill J Miller, Trustee Address Redacted First Class Mail Bill L Kelley Address Redacted First Class Mail Bill L Kelley Address Redacted First Class Mail Bill Lattimore Address Redacted First Class Mail Bill R Hayden Address Redacted First Class Mail Bill Shelton & Ruth Shelton, As Joint Tenants Address Redacted First Class Mail Bill St Clair Address Redacted First Class Mail Bill Waggoner & Donita Waggoner Address Redacted First Class Mail Bill Wriston c/o Security National Bank of Enid For Bill Wriston Estate 201 W Main Ave Enid, OK 73701 First Class Mail Billie Haymaker Address Redacted First Class Mail Billie Lee Johnson Address Redacted First Class Mail Billie Lois Sartin Address Redacted First Class Mail Billie V Fisher Address Redacted First Class Mail Billington Gray Resources Lp 169 Rainbow Dr 6969 Livingston, TX 77399 First Class Mail Billington, Gilbreath & Favell LLC John Favell ‐ Manager P.O. Box 52784 Tulsa, OK 74152 First Class Mail Billy & Mary Breckenridge Jt Address Redacted First Class Mail Billy & Tammy Lea Matthews Address Redacted First Class Mail Billy Don Patterson Address Redacted First Class Mail Billy F Moore Family Trust Address Redacted First Class Mail Billy G Spradlin Address Redacted First Class Mail Billy George Hill Rev Trust Address Redacted First Class Mail Billy George Hill Revocable Trust Address Redacted First Class Mail Billy George Hill Revocable Trust, Billy Georgehill & Beverly Jo Hill, Co‐Trustees Address Redacted First Class Mail Billy J Stroud Address Redacted First Class Mail Billy Joe & Beverly Faler Address Redacted First Class Mail Billy Joe Faler Address Redacted First Class Mail Billy L Breckenridge Address Redacted First Class Mail Billy L Breckenridge & Mary E Breckenridge, Address Redacted First Class Mail Billy L Jones & Joan Booth Jones Address Redacted First Class Mail Billy L Jones & Joan Booth Jones, Address Redacted First Class Mail Billy Lippoldt Address Redacted First Class Mail Billy Pelton Address Redacted First Class Mail Billy R & Edith A Lack Rev Trust Address Redacted First Class Mail Billy Ray Wriston Address Redacted First Class Mail Billy Vick Address Redacted First Class Mail Billy Wayne Gorman Fam Inv Lp 11141 Blue Stem Back Rd Oklahoma City, OK 73162 First Class Mail Billy Wayne Gorman Family Invest Lp P.O. Box 31620 Edmond, OK 73003‐0027 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 5 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 8 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Birmingham Corp 1500 W Edmond Rd Edmond, OK 73003 First Class Mail Birmingham Corp 1800 Canyon Park Circle, Ste 201 Edmond, OK 73013 First Class Mail Bison Cooperative Association P.O. Box 66 Bison, OK 73720 First Class Mail Bison Cooperative Association aka Farmers Cooperative Association of Bison aka Bison Co‐Operative Association P.O. Box 66 Bison, OK 73720 First Class Mail Bison Oilfield Services, LLC P.O. Box 258831 Oklahoma City, OK 73125‐8831 First Class Mail Bitco Drilling Solutions, Inc 6607 Mosswood Dr Midland, TX 79707 First Class Mail BJ Cordonnier Estate Address Redacted First Class Mail Black Diamond Land Resources LLC 501 Newport Bridge Dr Edmond, OK 73034 First Class Mail Black Diamond Oil Company P.O. Box 1722 Tulsa, OK 74101 First Class Mail Black Diamond Oil Company c/o Stuart Pregler P.O. Box 1722 Tulsa, OK 74101 First Class Mail Black Fish Energy, LLC P.O. Box 3103 Oklahoma City, OK 73101 First Class Mail Black Fox Oil Tools, LLC 3008 Elkins Rd Midland, TX 79705 First Class Mail Black Hawk Royalty Iv Lp 7045 North Highway 81 Duncan, OK 73533 First Class Mail Black Oak Energy LLC 701 Nw 5th St Oklahoma City, OK 73102 First Class Mail Black Oak Land & Minerals LLC 612 Glenlake Dr Edmond, OK 73013 First Class Mail Black Petroleum Corp 75 Federal St Boston, MA 02110 First Class Mail Black Stone Energy Company, LLC 1001 Fannin St, Ste 2020 Houston, TX 77002 First Class Mail Black Stone Minerals Co, LP P.O. Box 301267 Dallas, TX 75303‐1267 First Class Mail Black Stone Minerals Company, LP 1001 Fannin St, Ste 2020 Houston, TX 77002 First Class Mail Black Stone Natural Resources Iii‐B 1001 Fannin, Ste 2020 Houston, TX 77002 First Class Mail Black Stone Natural Resources Iv‐B, Lp 1001 Fannin St, Ste 2020 Houston, TX 77002 First Class Mail Blackbird Production, LLC P.O. Box 21753 Oklahoma City, OK 73156 First Class Mail Blackbird Production, LLC P.O. Box 21753 Oklahoma City, OK 73156‐1753 First Class Mail Blackgold Service Company, LLC P.O. Box 499 Lindsay, OK 73052 First Class Mail Blackhawk Oil Company 1331 Lamar, Ste 1455 Houston, TX 77010 First Class Mail Blackhawk Operating Series LLC P.O. Box 31046 Edmond, OK 73003 First Class Mail Blackhawk Wireline Services P.O. Box 640 Pauls Valley, OK 73075 First Class Mail Blackketter Family Revocable Trust Address Redacted First Class Mail Blackstone Mineral Corp 1001 Fannin St, Ste 2020 Houston, TX 77002 First Class Mail Blair Royalties, Ltd 6520 N Western Ave, Ste 300 Oklahoma City, OK 73116 First Class Mail Blake Arnold Working Interest c/o Oil & Gas Properties, Llc 6816 N Robinson Ave Oklahoma City, OK 73116 First Class Mail Blake Oil & Gas Corp 400 North Main St Midland, TX 79701‐4710 First Class Mail Blanche B Hill Address Redacted First Class Mail Blanche T Whitney Address Redacted First Class Mail Blanco Co Address Redacted First Class Mail Blankenship Family Trust Address Redacted First Class Mail Blankenship Service Co P.O. Box 589 Lindsay, OK 73052 First Class Mail Blankenship Service Co‐Dnu P.O. Box 589 Lindsay, OK 73052 First Class Mail Blazer Energy Corp 14701 St, Mary’S Ln, Ste 200 Houston, TX 77079 First Class Mail Blind Squirrel Partners, LLC 1512 Larimer St, Ste 150 Denver, CO 80202 First Class Mail Blue Dolphin Energy, LLC 13120 N Macarthur Blvd Oklahoma City, OK 73142 First Class Mail Blue Mountain Farm Inc P.O. Box 485 Polson, MT 59860 First Class Mail Blue Shield Services,Llc P.O. Box 31452 Edmond, OK 73003 First Class Mail Bluewater Energy Services P.O. Box 850827 Yukon, OK 73085 First Class Mail Bmnw Resources, LLC P.O. Box 180573 Dallas, TX 75218 First Class Mail Bmv Investments LLC P.O. Box 1688 Ardmore, OK 73402 First Class Mail Bnw Inc P.O. Box 892044 Oklahoma City, OK 73189 First Class Mail Boardwalk Associates 375 North Broadway New York, NY 11753 First Class Mail Boatmen's National Bank of Oklahoma 515 South Boulder Ave Tulsa, OK 74103 First Class Mail Boatmen's Trust Company As Trustee of The Winifred Witwer Edwards Trust U/P.O. Box 840738 Dallas, TX 75284 First Class Mail Boatmen's Trust Company of Oklahoma An Oklahoma Trust Company & Robert G Freeman As Co‐Trustees of The Robert G Freeman Trust 515 South Boulder Ave Tulsa, OK 74103 First Class Mail Bob & Son Oil Co P.O. Box 124 Hennessey, OK 73742 First Class Mail Bob Carroll Address Redacted First Class Mail Bob Duenner Address Redacted First Class Mail Bob Erwin Address Redacted First Class Mail Bob Erwin Estate Address Redacted First Class Mail Bob F Tackett, aka Bobby F Tackett & Betty Address Redacted First Class Mail Bob J & Linda Mccollum Fmly Tr Address Redacted First Class Mail Bob Lee Reschke Address Redacted First Class Mail Bob Miller Address Redacted First Class Mail Bob Shields Address Redacted First Class Mail Bob Wayne Clester Address Redacted First Class Mail Bob Wayne Clester Address Redacted First Class Mail Bobbie Gale Wade Address Redacted First Class Mail Bobby Gene Ghere Address Redacted First Class Mail Bobby H Young Address Redacted First Class Mail Bobby J Darnell Address Redacted First Class Mail Bobby J Darnell Address Redacted First Class Mail Bobby J Darnell Address Redacted First Class Mail Bobby Jay Dobrinski Address Redacted First Class Mail Bobby V Corwin Manager of Corwin Family LLC 17996 N 2970 Rd Crescent, OK 73028 First Class Mail Bobby W Bridwell Living Trust Address Redacted First Class Mail Bobby's Piggy Bank, LLC P.O. Box 442 Okarche, OK 73762 First Class Mail Bobwhite Management Co, Inc 10923 E 82nd Place S Tulsa, OK 74133 First Class Mail Bodard & Hale Production P.O. Box 1451 Shawnee, OK 74802 First Class Mail Bodman Oil & Gas, LLC 3007 Rum Row Naples, FL 34102 First Class Mail Boepple Inc Attn: Carol Garren 16144 Meridian Lindsay, OK 73052 First Class Mail Bogert Energy Partners, LLC 13933 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Bogert Fund 1979‐Iv, Ltd 13933 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Bogert Oil & Gas 206 S Hays St Bel Air, MD 21044‐3672 First Class Mail Bogert Oil Company 2601 Nw Expressway, 1000 Oil Center West Oklahoma City, OK 73112 First Class Mail Bogert Oil Company 13933 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Bogert Oil Company, c/o Ldec Acquistions 206 S Hays St Bel Air, MD 21044‐3672 First Class Mail Bogo Energy Corp 13933 Quail Point Dr Oklahoma City, OK 73134 First Class Mail Bogo Energy Corp 13933 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Bokf Petro Holdings, LLC c/o Eagle Oil & Gas, Co Attn: Bokf Wc‐Ii 2525 Kell Blvd, Ste 510 Wichita Falls, TX 76308‐1061 First Class Mail Bo‐Mc Enterprises LLC P.O. Box 1765 Enid, OK 73702 First Class Mail Bo‐Mc Resources Corp Attn: Randall J Boehs P.O. Box 1765 Enid, OK 73702‐1765 First Class Mail Bo‐Mc Resources Corp P.O. Box 1765 Enid, OK 73702 First Class Mail Bonita Jay Lee Address Redacted First Class Mail Bonita Jay Lee Address Redacted First Class Mail Bonney Mineral Co LLC 16 S 9th St Ste 300 Duncan, OK 73533‐4900 First Class Mail Bonney Mineral Co, LLC 16 South 9th St, Ste 300 Duncan, OK 73533 First Class Mail Bonnie Brown Address Redacted First Class Mail Bonnie Smith Black Address Redacted First Class Mail Bonnie Sue Lindesmith Address Redacted First Class Mail Bonnie Yost Address Redacted First Class Mail Boogie Trucking, LLC P.O. Box 234 Perkins, OK 74059 First Class Mail Boogie Trucking, LLC‐Dnu P.O. Box 234 Perkins, OK 74059 First Class Mail Booker T Gracey Jr Address Redacted First Class Mail Boomtest, LLC P.O. Box 827 Woodward, OK 73802 First Class Mail BOP Ram‐Block & Iron Rentals, Inc P.O. Box 872 Weatherford, OK 73096 First Class Mail Borelli Bros Inc 119 W Wyatt Kingfisher, OK 73750 First Class Mail Borelli Bros Inc 13170 N Macarthur Blvd Oklahoma City, OK 73142 First Class Mail Borelli Bros, Inc P.O. Box 747 Kingfisher, OK 73750 First Class Mail Borelli Energy LLC P.O. Box 275 Okarche, OK 73762 First Class Mail Borelli Energy, LLC P.O. Box 275 Okarche, OK 73762‐0275 First Class Mail Borelli Energy, LLC c/o Francis Borelli, Ii, Managing Member 525 Hunter Ln Okarche, OK 73762 First Class Mail Borelli Oil Company, LLC P.O. Box 747 Kingfisher, OK 73750 First Class Mail Bosque Disposal Systems, LLC P.O. Box 614 Meridian, TX 76665 First Class Mail Bostick Services Corp P.O. Box 536 Crescent, OK 73028 First Class Mail Boudreaux Hardware LLC Robert T Roland Sr, Sole Member 1492 Wando View St Charleston, SC 29492 First Class Mail Boudreaux Hardware, LLC 517 King St Apt 9 Charleston, SC 29403‐6460 First Class Mail Bova Trading, Inc 400 West End Ave, Apt 8A New York, NY 10024 First Class Mail Bow River Engineering Ltd 1700 N Redbud Blvd Suite 400 Mckinney, TX 75069 First Class Mail Bow Valley Industries 1415 Louisiana, Ste 1600 Houston, TX 77002 First Class Mail Bow Valley Petroleum Inc 1415 Louisiana Ste 1600 Houston, TX 77002 First Class Mail Boyd Hoskins Address Redacted First Class Mail Boyd L & Doris Haynes Address Redacted First Class Mail Bp Amoco, Inc 501 Westlake Park Blvd Houston, TX 77079 First Class Mail Bp Amoco, Inc, Successor In Interest To Amoco Production Company 501 Westlake Park Blvd Houston, TX 77079‐2604 First Class Mail Brad Kuntz Address Redacted First Class Mail Braden Companies Inc 730 Enterprise Dr Edmond, OK 73013 First Class Mail Braden Karber Address Redacted First Class Mail Braderick Odel Adams Address Redacted First Class Mail Bradford Family Trust Address Redacted First Class Mail Bradley A Gungoll, Trustee of The Claudia Ann Gungoll Henigman Irrevocable TrAddress Redacted First Class Mail Bradley Charles Krittenbrink Address Redacted First Class Mail Bradley Erven Ewald Address Redacted First Class Mail Bradley Erven Ewald Address Redacted First Class Mail Bradley Hoyne Address Redacted First Class Mail Bradley K Leafgren Address Redacted First Class Mail Bradley L Barlow Address Redacted First Class Mail Bradley L James Address Redacted First Class Mail Bradley L Waller c/o Bussett Legal Group, Pllc Attn: Rachel Bussett 2201 N Classen Blvd Oklahoma City, OK 73106 First Class Mail Bradley Trotter Address Redacted First Class Mail Bradley Wayne Barnhart Address Redacted First Class Mail Bradshaw Holdings Lp P.O. Box 644080 Vero Beach, FL 32964 First Class Mail Brady's Welding & Machine Shop, Inc P.O. Box 788 Healdton, OK 73438 First Class Mail Brammer Supply, Inc P.O. Box 1499 Gainsville, TX 76241 First Class Mail Brammer Supply, Inc c/o Coastal Plains Energy, Inc 420 Throckmorton St, Ste 750 Fort Worth, TX 76102 First Class Mail Brandi Lyn Byrum ‐ Life Estate Address Redacted First Class Mail Brandi Lynn Byrum Life Estate Address Redacted First Class Mail Brandon L Pope Address Redacted First Class Mail Brandon Pope Address Redacted First Class Mail Brandon Yancey Address Redacted First Class Mail Brandt Oliver Temple Address Redacted First Class Mail Brandt's Trucking LLC 7179 Pin Oak Ln Blanchard, OK 73010 First Class Mail Brandy K Selmon Address Redacted First Class Mail Brannon Land Services c/o Jana Brannon 324 Shortgrass Rd Edmond, OK 73003 First Class Mail Braun Kendrick Finkbeiner PLC Attorneys At Law 4301 Fashion Sq Blvd Saginaw, MI 48603‐5218 First Class Mail Brazil H Piper Revoc Trust Address Redacted First Class Mail Brecke Mink Ranch LLC Ed & Ann Brecke Jr N246 Oriole Dr Stetsonville, WI 54480 First Class Mail Breech Family Investments LLC 2120 Wilshire Blvd, Ste 400 Santa Monica, CA 90403 First Class Mail Breitling Energy 3930 Glade Rd, Ste 108‐383 Colleyville, TX 76034 First Class Mail Brenda Black Address Redacted First Class Mail Brenda Boone Davis Address Redacted First Class Mail Brenda Butler, Trustee For Ronda Butler Address Redacted First Class Mail Brenda Byford Address Redacted First Class Mail Brenda Dennison Toms Address Redacted First Class Mail Brenda J Reber, Jtwros Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 6 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 9 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Brenda K Stuvek Address Redacted First Class Mail Brenda L Johnson Address Redacted First Class Mail Brenda R Roberts c/o Tower Oil & Gas, Inc 10401 Vineyard Blvd, 253 Oklahoma City, OK 73120 First Class Mail Brenda S Vogel Tripp Address Redacted First Class Mail Brenda Six Address Redacted First Class Mail Brenda Six Address Redacted First Class Mail Brenda Sue Gray Moore Address Redacted First Class Mail Brenna Wriston Address Redacted First Class Mail Brent Lee Hajek c/o Austin Evans Law, Llc Attn: Austin C Evans P.O. Box 1258 Kingfisher, OK 73750 First Class Mail Brent Long Kramer Address Redacted First Class Mail Brent Robertson Construction 4932 Peach Dr Alma, AR 72921 First Class Mail Brentwood Resources LLC 2420 Springer Dr, Ste 200 Norman, OK 73069 First Class Mail Bret Hubbard Address Redacted First Class Mail Bret M Towne Address Redacted First Class Mail Brett Bible Address Redacted First Class Mail Brett C Niblack Address Redacted First Class Mail Brett L Deignan Address Redacted First Class Mail Brett W Hladik Address Redacted First Class Mail Brewer Investment Co 5500 Pulchella Ln Oklahoma City, OK 73142 First Class Mail Brg Energy Inc 7134 S Yale Suite 600 Tulsa, OK 74136 First Class Mail Brg Petroleum Corp 7134 S Yale Ave, Ste 600 Tulsa, OK 74136 First Class Mail Brg Petroleum Inc 7134 S Yale Ave Tulsa, OK 74136 First Class Mail Brg Petroleum LLC 7134 S Yale, Ste 600 Tulsa, OK 74136 First Class Mail Brg Petroleum, Inc 2424 E 21st St,Ste 200 Tulsa, OK 74114 First Class Mail Brg Production Company 7134 South Yale Suite 600 Tulsa, OK 74136 First Class Mail Brg Production Company 7134 S Yale, Ste 600 Tulsa, OK 74136 First Class Mail Brg Production Company 7134 S Yale Ave Ste 600 Tulsa, OK 74136 First Class Mail Brian & Lacasta Copeland, Jts Address Redacted First Class Mail Brian D Hill Rev Liv Tst; Address Redacted First Class Mail Brian Eugene Anders Address Redacted First Class Mail Brian Eugene Pribil Address Redacted First Class Mail Brian Hartley Poarch Address Redacted First Class Mail Brian Hoppler Address Redacted First Class Mail Brian J Borg, AKA Brian Jeffrey Borg Address Redacted First Class Mail Brian M Prince Address Redacted First Class Mail Brian Maris Address Redacted First Class Mail Brian Melton c/o Streck & Associates 2300 S Broadway, Ste 300 Edmond, OK 73013 First Class Mail Brian P Burns Address Redacted First Class Mail Brian P Burns Address Redacted First Class Mail Brian Price Address Redacted First Class Mail Brian Vaverka Address Redacted First Class Mail Briana Bouse Address Redacted First Class Mail Briana Bouse Address Redacted First Class Mail Bridge Oil Company, L P 5205 N O'Conner Blvd, Ste 200 Irving, TX 75309 First Class Mail Bridwell Minerals LLC 4447 N Central Expwy Suite 110‐424 Dallas, TX 75205 First Class Mail Brigade Energy Services 700 17th St , Ste 1550 Denver, CO 80202 First Class Mail Briggs Enterprises Co 7762 Old Stage Rd Central Point, OR 97502 First Class Mail Brigham Minerals LLC 5914 West Ctyard Dr Suite 100 Austin, TX 78730 First Class Mail Brighton Energy, LLC P.O. Box 702500 Tulsa, OK 74170‐2500 First Class Mail Brinkworth 2013 Rev Trust Address Redacted First Class Mail Brint (Us), Inc 12 Carthusian St London United Kingdom First Class Mail Briscoe Drilling Corp 406 North Main St Kingfisher, OK 73750 First Class Mail Briscoe Family Trust Address Redacted First Class Mail Briscoe Oil Company 406 North Main St Kingfisher, OK 73750 First Class Mail Briscoe Oil Operating Co Inc 406 N Main St Perryton, TX 79070‐2303 First Class Mail Briscoe Oil Operating Co, Inc 406 N Main Kingfisher, OK 73750 First Class Mail Broad Sky Networks, LLC 750 Nw Charbonneau St Suite 201 Bend, OR 97703 First Class Mail Brockett Family Rev Tst, Dtd 6/7/17 Address Redacted First Class Mail Brodie Allen Atwater Address Redacted First Class Mail Brodie Atwater Address Redacted First Class Mail Broken Arrow Royalty Company P.O. Box 472006 Tulsa, OK 74147 First Class Mail Bromide, Inc P.O. Box 721918 Norman, OK 73070 First Class Mail Bromide, Inc P.O. Box 72038 Norman, OK 73070 First Class Mail Bromiley Oil LLC 12356 Arbor Dr Ponte Vedra, FL 32082 First Class Mail Bromiley Oil LLC c/o Crowe & Dunlevy, PC Attn: Greg Luster The Braniff Building 324 N Robinson, Ste 100 Oklahoma City, OK 73102 First Class Mail Bromiley Oil LLC 8564 Heather Dr Burr Ridge, IL 60527 First Class Mail Bromiley Oil, LLC 8564 Hearther Dr Burr Ridge, IL 60527 First Class Mail Bromiley Oil, LLC 8564 Heather Dr Burr Ridge, IL 60657 First Class Mail Bromley Oil, LLC 8564 Heather Dr Burr Ridge, IL 60527 First Class Mail Bronco Equipment Rental & Sales P.O. Box 9410 Wichita, KS 67277 First Class Mail Bronco Oilfield Services, Inc 8032 Main St Houma, LA 70360 First Class Mail Brook Wood Address Redacted First Class Mail Brooke Calvert Walker Trust Address Redacted First Class Mail Brooke M Shipley Address Redacted First Class Mail Brookfield Property Partners Lp Allen Center 1200 Smith St, Ste 1200 Houston, TX 77002 First Class Mail Brooks Calavan Holdings, LLC 11501 Silverlake Ct Austin, TX 78732 First Class Mail Brooks Calavan Holdings, LLC 11501 Silver Lake Ct Austin, TX 78732 First Class Mail Brooks Hall Oil Corp c/o Hall Energy Company 9225 Lake Hefner Pkwy, Ste 200 Oklahoma City, OK 73120 First Class Mail Broughton Petroleum, Inc P.O. Box 1389 Sealy, TX 77474 First Class Mail Brown & Borelli Inc P.O. Box 747 Kingfisher, OK 73750 First Class Mail Brown & Borelli, Inc c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Brown Fam Tr Dtd 7‐25‐11 Address Redacted First Class Mail Bruce Addis Naylor & Marilyn Morgannaylor, Address Redacted First Class Mail Bruce Bennett Address Redacted First Class Mail Bruce Burdick Welding & Roustabou c/o Roustabout Service Llc 604 N Loomis Rd Weatherford, OK 73096 First Class Mail Bruce Carson Dulany Address Redacted First Class Mail Bruce D & Nellie E Fine Rev Lvg Tst Address Redacted First Class Mail Bruce D Bell Address Redacted First Class Mail Bruce G Cochener Trust Estate, c/o Bruce G Cochener Foundation 2420 N Woodlawn Blvd, Bldg 500 Wichita, KS 67220‐3960 First Class Mail Bruce M Robertson, Mary Jo Robertson, William R Robertson Address Redacted First Class Mail Bruce Mccoy Address Redacted First Class Mail Bruce Mccoy Address Redacted First Class Mail Bruce Melton Address Redacted First Class Mail Bruce R Lakefield Address Redacted First Class Mail Bruce Ray Cowardin Address Redacted First Class Mail Bruce Van Horn Address Redacted First Class Mail Bruce Veverka Address Redacted First Class Mail Bryan Bosgal Address Redacted First Class Mail Bryan Brown Address Redacted First Class Mail Bryan Covalt Trucking LLC 6401 Nw 178Th Edmond, OK 73012 First Class Mail Bryan Family Land & Cattle LLC P.O. Box 7 Hennessey, OK 73742 First Class Mail Bryan Hubbard Address Redacted First Class Mail Bryan J Brown Address Redacted First Class Mail Bryan J Brown Address Redacted First Class Mail Bryce A Weigand Address Redacted First Class Mail Bryce Hopper Address Redacted First Class Mail Bryce Johnson c/o Jewel Johnson Address Redacted First Class Mail Bsnr Iii, Inc 1001 Fannin, Ste 2020 Houston, TX 77002 First Class Mail Bsr Royalties Address Redacted First Class Mail Bsrep Ii Houston Office Pooling Llc Bsrep Ii Houston 4Hc Owner Llc P.O. Box 207346 Dallas, TX 72320‐7346 First Class Mail Bsrep Ii Houston Office c/o 4Hc Owner Llc P.O. Box 207346 Dallas, TX 75320‐7346 First Class Mail Buck Family Trust, Leroy Anthony Buckand Gayle Annette Buck, Settlors & Co‐T 6001 Nw 23rd St Oklahoma City, OK 73127 First Class Mail Buckhead Energy, LLC P.O. Box 471288 Fort Worth, TX 76147 First Class Mail Buckhorn Minerals I Lp 1800 Bering Dr Ste 1075 Houston, TX 77057 First Class Mail Buckley W Barlow Address Redacted First Class Mail Buckminster Living Tr Dtd 11/28/17 Address Redacted First Class Mail Buddy W Clark Liv Trst Dtd 1/23/17 Address Redacted First Class Mail Bud's Engine Repair, LLC P.O. Box 3748 Enid, OK 73702 First Class Mail Buena Vieth & Marsha Williams, Co‐Trustees of The Vieth Family Trust Address Redacted First Class Mail Buffalo Energy Corp 1680 Sw 86th St Oklahoma City, OK 73159 First Class Mail Buffalo Resources LLC 7625 Bellaire Dr S Ste 110 Fort Worth, TX 76132 First Class Mail Buford Sinclair Address Redacted First Class Mail Building Electrical Systems Inc 5324 W 46th St Tulsa, OK 74107 First Class Mail Bullis Enterprises LLC 10 Country Club Dr Hennessey, OK 73742 First Class Mail Bullis Family Farms LLC 17558 E 715 Rd Dover, OK 73734 First Class Mail Burdette L Finn Address Redacted First Class Mail Bureau of Land Management Eastern States 20M St, Ste 950 Washington, DC 20003 First Class Mail Burford Darrough Monnet Address Redacted First Class Mail Burhan Z Chaudhry Annual Exc Trust Address Redacted First Class Mail Burke Oil & Gas LLC P.O. Box 1035 Aledo, TX 76008 First Class Mail Burke Oil & Gas LLC P.O. Box 1175 Aledo, TX 76008 First Class Mail Burke Oil Company LLC P.O. Box 784 Aledo, TX 76008 First Class Mail Burkhart Petroleum Corp 6846 S Canton Suite 120 Tulsa, OK 74136 First Class Mail Burlington Resources Corp 600 N Dairy Ashford Houston, TX 77079 First Class Mail Burlington Resources Oil & Gas Company Successor By Merger To Meridian Oil Production Company Successor By Merger To El Paso Exploration Company 600 N Dairy Ashford Rd Houston, TX 77079‐1100 First Class Mail Burnett Foundation 801 Cherry St, Unit 9 Fort Worth, TX 76102 First Class Mail Burton/Hawks Inc 913 Foster Rd Casper, WY 82601‐1640 First Class Mail Burton/Hawks Inc, A Colorado Corp P.O. Box 359 Casper, WY 82602 First Class Mail Burton/Hawks, Inc P.O. Box 359 Casper, WY 82602 First Class Mail Busey Limited Tst Dtd 4/1/1996 James Franklin & Esther Maria Busey Tstees 2901 Bird Dr Oklahoma City, OK 73121 First Class Mail Business Imaging Systems, Inc 13900 North Harvey Edmond, OK 73013 First Class Mail Business Imaging Systems, Inc 13900 N Harvey Ave Edmond, OK 73013 First Class Mail Butler Family Trust Address Redacted First Class Mail Buy Rite Services, LLC 4511 N Van Buren Bypass Enid, OK 73701 First Class Mail Bxt Truck & Trailer, Inc P.O. Box 2495 Chickasha, OK 73023 First Class Mail Byrd Oilfield Services, LLC P.O. Box 7269 Abilene, TX 79608 First Class Mail Byron C & Rhonda D Moon, Jtwros Address Redacted First Class Mail Byron Novosad Address Redacted First Class Mail Byron Schmidt Address Redacted First Class Mail Byron Yeoman Address Redacted First Class Mail C & S Oil Properties 2724 S Spruce Ave Oklahoma City, OK 73128 First Class Mail C Alan Braun 1957 Trust Address Redacted First Class Mail C Amber Williams Address Redacted First Class Mail C C Chappell Address Redacted First Class Mail C C Mcmillin & Co Inc P.O. Box 546 Guthrie, OK 73044 First Class Mail C Curtis Coffey Family Trust Address Redacted First Class Mail C Curtis Coffey Family Trust Address Redacted First Class Mail C F Lawrence & Assoc Inc c/o Cfl Legacy Llc 4116 Cole Ave Apt 306 Dallas, TX 75204 First Class Mail C H E Co, Inc 3215 Dutch Forest Place Edmond, OK 73013 First Class Mail C H Phillips Address Redacted First Class Mail C H Phillips, c/o Thelma Belle Phillips Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 7 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 10 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service C Hawk Pumping 7505 Champlin Ln Enid, OK 73703 First Class Mail C M Elliot Trust U/W Betty Pepis J P Morgan Chase Bank, Na, Succ Ttee 2200 Ross Ave Dallas, TX 75201 First Class Mail C M Fleetwood Address Redacted First Class Mail C Paul Buck Address Redacted First Class Mail C Sid Tucker, Jr Address Redacted First Class Mail C&J Spec‐Rent Services, Inc Dba C&J Spec‐Rent Services Inc P.O. Box 733404 Dallas, TX 75373‐3404 First Class Mail C&J Spec‐Rent Services, Inc P.O. Box 733404 Dallas, TX 75373‐3404 First Class Mail C&M Exploration, LLC 1423 Terrace Dr 14331 Tulsa, OK 74159 First Class Mail C&M Exploration, LLC P.O. Box 14331 Tulsa, OK 74159 First Class Mail C&M Exploration, LLC, c/o Charles A Crawford P.O. Box 14331 Tulsa, OK 74159 First Class Mail C2H6 Mineral Fund, LLC 5030 N May Ave Ste 104 Oklahoma City, OK 73112 First Class Mail Ca Shetrom Address Redacted First Class Mail Cabco Development Company, Inc 525 N 6Th Clinton, OK 73601 First Class Mail Cactus Petroleum Corp 2932 Nw 122nd St Ste 25 Oklahoma City, OK 73120‐1955 First Class Mail Cada L Tourtelotte, Trustee of The Carta L Tourtelotte Address Redacted First Class Mail Caddo Maple LLC‐ c/o Milton Smith 13112 Cottingham Rd Oklahoma City, OK 73142 First Class Mail Caddo Maple, LLC 13112 Cottingham Rd Oklahoma City, OK 73142‐3092 First Class Mail Cadle Company Ii Inc 100 N Center St Newton Falls, OH 44444 First Class Mail Cago, Inc 12300 Hunters Creek Rd College Station, TX 77845 First Class Mail Cah Oil & Gas Co, LLC P.O. Box 6209 Enid, OK 73702 First Class Mail Cain Mineral Management 2420 Rockwood Rd Enid, OK 73703‐1408 First Class Mail Cal Mann Address Redacted First Class Mail Cal Mann Address Redacted First Class Mail Cal Mann Everett C Mann Jr Address Redacted First Class Mail Calco Operating Company 1701 River Rud Rd Ste 304 Ft Worth, TX 76107‐6547 First Class Mail Calco Operating Company 1701 River Run, Ste 304 Fort Worth, TX 76107 First Class Mail California Pacific Medical Center Research Institute 475 Brannan St ‐, Ste 220 San Francisco, CA 94170‐5418 First Class Mail California State Controller's Office Attn: Legal Div/Unclaimed Property 300 Capitol Mall, Ste 1850 Sacramento, CA 95814 First Class Mail Caliza Investments LLC 11816 Inwood Rd, Ste 176 Dallas, TX 75244 First Class Mail Calmese F Roberts Liv Trt Address Redacted First Class Mail Calt Associates c/o Joseph P Brennan, Jr 7 Hutton Ave West Orange, NJ 07052 First Class Mail Calumet Industries Inc P.O. Box 720457 Oklahoma City, OK 73172 First Class Mail Calvert Mid‐America, Inc 1120 Liberty Bank Building Oklahoma City, OK First Class Mail Calvin Mccartney c/o Debora L Mccartney Address Redacted First Class Mail Calvin R Mays & Denna M Mays Hwjt Address Redacted First Class Mail Calvin R Mccartney Address Redacted First Class Mail Calvin S Enright Address Redacted First Class Mail Cameron Anne Reeves Brickhouse Address Redacted First Class Mail Camino Natural Resources LLC P.O. Box 671352 Dallas, TX 75267‐1352 First Class Mail Camino Natural Resources, LLC 1401 17th St, Ste 1000 Denver, CO 80202 First Class Mail Camp Allison Legacy LLC 409 Walnut St Little Rock, AR 72205 First Class Mail Can Global Usa, Inc 4740 United Dr Oklahoma City, OK 73179 First Class Mail Canadian Petroleum Resources, Inc 403 Oak Ave Yukon, OK 73099 First Class Mail Canadian Valley Const Co Address Redacted First Class Mail Candace Zaslaw Inc 13829 Hollow Glen Rd Edmond, OK 73013 First Class Mail Candi & Donald Bullard Address Redacted First Class Mail Candi A Bullard Address Redacted First Class Mail Candis R Pupich Address Redacted First Class Mail Candy Diane Hentzen Address Redacted First Class Mail Candy W Clevenger Address Redacted First Class Mail Cannon Oilfield Services, LLC 10815 Huffmeister Rd Building B Houston, TX 77065 First Class Mail Can‐Ok Oilfield Services, Inc 887 Cr 1405 Chickasha, OK 73018 First Class Mail Canyon Creek Royalty, LLC 225 S Harrison St 506 Denver, CO 80209 First Class Mail Canyon Oilfield Services, LLC 11552 S Highway 6 Elk City, OK 73644 First Class Mail Capenergy Corp 350 Fifth Ave, Ste 5310 New York, NY 10118 First Class Mail Capenergy Corp 350 Fifth Ave Suite 5310 New York, NY 10118 First Class Mail Capenergy Corp 500 5th Ave, Ste 2440 New York City, NY 10110‐1999 First Class Mail Capital Resource Company 1000 W Wilshire, Ste 203 Oklahoma City, OK 73116 First Class Mail Caprock Resources, LLC P.O. Box 670581 Dallas, TX 75367 First Class Mail Capstone Oil & Gas P.O. Box 698 Hennessey, OK 73742 First Class Mail Capstone Oil & Gas LLC P.O. Box 698 Hennessey, OK 73742 First Class Mail Captain Creek Oil LLC P.O. Box 13515 Oklahoma City, OK 73113 First Class Mail Captiva Minerals, Inc 1601 Nw Expressway, Ste 700 Oklahoma City, OK 73118 First Class Mail Cardinal River Energy I Lp One Leadership Sq Oklahoma City, OK 73102 First Class Mail Cardinal River Energy I Lp One Leadership Sq 211 N Robinson, Ste 200 Oklahoma City, OK 73102 First Class Mail Carey Lynn Sartin Address Redacted First Class Mail Carey Smoot Address Redacted First Class Mail Cari G Gordon Address Redacted First Class Mail Caritas Energy LLC 4317 Quail Ridge Rd Enid, OK 73703‐2821 First Class Mail Carl B & Berniece Y Miles Rev Lvg Address Redacted First Class Mail Carl B Klein Aka Carl B Klein Jr Address Redacted First Class Mail Carl Creek Resources Ltd c/o Western Pacific Petroleum Inc 333 S Grand Ave Ste 3140 Los Angeles, CA 09971 First Class Mail Carl Dean Dickerson Address Redacted First Class Mail Carl Dee Bell Address Redacted First Class Mail Carl E Gungoll & His Known & Unknown Heirs, Devisees, Legatees, Personal Representatives, Trustees, Successors & Assigns c/o Myra B Ward & Carole J Drake, LLC 1505 Buttram Rd Nichols Hills, OK 73120 First Class Mail Carl E Gungoll Exploration LLC P.O. Box 18466 Oklahoma City, OK 73154 First Class Mail Carl E Gungoll Exploration LLC 6 Ne 63rd St, Ste 300 Oklahoma City, OK 73105 First Class Mail Carl F Lawrence Address Redacted First Class Mail Carl F Lawrence & Assoc, Inc c/o Margaret A Lawrence2506 Quail Point Midland, TX 79705‐6365 First Class Mail Carl G Drake Address Redacted First Class Mail Carl G Patterson Address Redacted First Class Mail Carl G Patterson Address Redacted First Class Mail Carl Lang Address Redacted First Class Mail Carl R Liberton Address Redacted First Class Mail Carl R Mack Revocable Trust Address Redacted First Class Mail Carl R Mack, Trustee of The Carl R Mack Revocable Trust Dtd 5/28/2009 Address Redacted First Class Mail Carl T Hubbell Address Redacted First Class Mail Carl Warren Weigand Address Redacted First Class Mail Carl Wayne Dickerson Address Redacted First Class Mail Carla L Tourtellotte Revocable Trust Address Redacted First Class Mail Carla Phillips c/o Walter Louis Phillips Address Redacted First Class Mail Carla S Fugate Address Redacted First Class Mail Carla Sue Geis Thibault Address Redacted First Class Mail Carlene Gooden Address Redacted First Class Mail Carlene Harpe Address Redacted First Class Mail Carlleen Maly Address Redacted First Class Mail Carlos Dale Kenner Address Redacted First Class Mail Carlysle Exploration, Inc P.O. Box 136181 Fort Worth, TX 76136 First Class Mail Carmella Prim Harwell Address Redacted First Class Mail Carmen Acquisition Corp 6100 North Western Ave Oklahoma City, OK 73118 First Class Mail Carnegie Energy LLC 4925 Greenville Ave, Ste 200 Dallas, TX 75206 First Class Mail Carol A Mccurley Tr Dtd 4‐4‐05 Address Redacted First Class Mail Carol A Mcnally Address Redacted First Class Mail Carol A Mewherter Address Redacted First Class Mail Carol Ann Capron c/o Oklahoma Dept of Human Services Attn:Jan Powell, Adult Protective Services Speacialist2409 N Kelley Oklahoma City, OK 73111 First Class Mail Carol Ann Christensen Address Redacted First Class Mail Carol Ann Folsom, Le Address Redacted First Class Mail Carol Ann Mcdermott Address Redacted First Class Mail Carol Ann Mcdermott Address Redacted First Class Mail Carol Ann Patzkowsky Address Redacted First Class Mail Carol Armstrong Address Redacted First Class Mail Carol Armstrong Address Redacted First Class Mail Carol Balsley Address Redacted First Class Mail Carol Chandler Address Redacted First Class Mail Carol Eck Address Redacted First Class Mail Carol J Drake, LLC P.O. Box 18466 Oklahoma City, OK 73154 First Class Mail Carol J Oltmanns Trust Dtd 4/25/16 Address Redacted First Class Mail Carol J Oltmanns Trust, Dtd 4/25/16 Address Redacted First Class Mail Carol Jared Brown Address Redacted First Class Mail Carol Jared Brown Address Redacted First Class Mail Carol Jean Scully Revocable Trust Address Redacted First Class Mail Carol Jo Neill Address Redacted First Class Mail Carol Kemp Wittenbraker Address Redacted First Class Mail Carol L Jameson Address Redacted First Class Mail Carol L Yates Trust Dtd 12/16/18 Address Redacted First Class Mail Carol Le Blanc Anderson Address Redacted First Class Mail Carol Lucas Address Redacted First Class Mail Carol Lynn Pickens Address Redacted First Class Mail Carol Lyons Ogden Address Redacted First Class Mail Carol Meyer Snowden Address Redacted First Class Mail Carol P Behrens c/o Vreland E Behrens Behrens Law Pllc 1110 W Main St 203 Norman, OK 73069 First Class Mail Carol Phillips Behrens Address Redacted First Class Mail Carol Rein Rother Address Redacted First Class Mail Carol Rethmal Address Redacted First Class Mail Carol Roper Rice Address Redacted First Class Mail Carol S Beard Address Redacted First Class Mail Carol S Douglass Revocable Trust Address Redacted First Class Mail Carol S Douglass, As Trustee of The Carol S Douglass Revocable Trust Address Redacted First Class Mail Carol S Douglass, Trustee of The Carol S Douglass Revocable Trust Address Redacted First Class Mail Carol Sue Johnson Address Redacted First Class Mail Carol Sue Quinlan Address Redacted First Class Mail Carol Valerius Address Redacted First Class Mail Carola Cantrell Foley Address Redacted First Class Mail Carole J Drake Address Redacted First Class Mail Carole J Drake LLC P.O. Box 18466 Oklahoma City, OK 73154 First Class Mail Carole J Drake, LLC 6 Ne 63rd St, Ste 300 Oklahoma City, OK 73105 First Class Mail Carole Nordgren Address Redacted First Class Mail Carole Pownell Quattlebaum Address Redacted First Class Mail Carolina Exploration LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Caroline A Cochener Trust Estate, c/o Robert A Page, Attorney In Fact 408 Wild Spring Ln Basalt, CO 81623 First Class Mail Caroline J Cullinan Address Redacted First Class Mail Caroline R Carlson Address Redacted First Class Mail Carolyn A Engle, Trustee of Address Redacted First Class Mail Carolyn A Poer Address Redacted First Class Mail Carolyn Blossom Address Redacted First Class Mail Carolyn Carpenter Evans Address Redacted First Class Mail Carolyn Carter Address Redacted First Class Mail Carolyn Hatfield Fry Address Redacted First Class Mail Carolyn Irene Prime Rev Lvg Trust Address Redacted First Class Mail Carolyn J Green Address Redacted First Class Mail Carolyn J Houser Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 8 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 11 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Carolyn Jones Address Redacted First Class Mail Carolyn K Hunter Address Redacted First Class Mail Carolyn K Standridge Address Redacted First Class Mail Carolyn Kay Keeton Address Redacted First Class Mail Carolyn Kaye Maly Address Redacted First Class Mail Carolyn Lee Carter Address Redacted First Class Mail Carolyn Louise Craig c/o Esta Shaw 1431 N Minnesota Ave Wichita, KS 67214 First Class Mail Carolyn M Francis 6945 Bank St Baltimore, MD 21224‐1855 First Class Mail Carolyn M Francis c/o Luke Mcbee 6945 Bank St Baltimore, MD 21224‐1855 First Class Mail Carolyn Maddox Address Redacted First Class Mail Carolyn Seelen Address Redacted First Class Mail Carolyn Sue Noyes Address Redacted First Class Mail Carpenter Land Management Company P.O. Box 1699 Coppell, TX 75019 First Class Mail Carpenter Land Mgmt Company William Glen Carpenter ‐ Gen Partner P.O. Box 1699 Coppell, TX 75019 First Class Mail Carrera Energy, LLC P.O. Box 5036 Midland, TX 79704 First Class Mail Carrera Gas Companies, LLC 6100 S Yale Ave Ste 2050 Tulsa, OK 74136 First Class Mail Carrie Dell Cain Address Redacted First Class Mail Carrie Dell Cain Address Redacted First Class Mail Carrie Gidwitz Address Redacted First Class Mail Carrol Gene Jones Life Estate Address Redacted First Class Mail Carroll Cartwright Address Redacted First Class Mail Carroll L & Mary M Brewer Lvg Trust Address Redacted First Class Mail Carter Investment Company 2900 E Flora Pl Denver, CO 80210 First Class Mail Cary Jake Lambert, Jr Address Redacted First Class Mail Cary Shel Marcus, Richard C Marcus, Theodore Hochstim, Melba Davis Whatley, Mary O'Boyle English, Carlyn Levy Clark, Trustees of The Edward & Betty Marcus Foundation c/o First Republic Bank of Fort Worth 1 Burnett Plz Fort Worth, TX 76102 First Class Mail Cascade Resources LLC P.O. Box 888 Edmond, OK 73083 First Class Mail Case Family Irrevocable Trust Address Redacted First Class Mail Case Wireline Services, Inc P.O. Box 646 Woodward, OK 73802 First Class Mail Casey Family Trust Uta 1/3/14 Address Redacted First Class Mail Casey Williams Address Redacted First Class Mail Cash Land Properties, LLC P.O. Box 283 Hennessey, OK 73742‐0283 First Class Mail Cash Land Properties, LLC P.O. Box 283 Hennessey, OK 73742 First Class Mail Cash Land Properties, LLC c/o G Dale Elsener 821 Centennial Blvd Suite 100 Edmond, OK 73013‐3713 First Class Mail Cash Snooks Address Redacted First Class Mail Casillas Petroleum Corp 401 S Boston Ave Suite 2400 Tulsa, OK 74103 First Class Mail Casimira M Rhea Address Redacted First Class Mail Casing Crews, Inc 307 N Main Lamont, OK 74643 First Class Mail Cassie Lynn Davis Address Redacted First Class Mail Castle Creek Resources, LLC 14137 Nw 23rd St Yukon, OK 73099‐4123 First Class Mail Castle Energy Corp 512 Township Line Rd Blue Bell, PA 19422‐2700 First Class Mail Castle Towner Partnership 1980‐L 1720 Kendarbren Dr Ste 723 Jamison, PA 18929‐1094 First Class Mail Castle/Towner Leveraged Private Program 1979‐I, Ltd 1720 Kendarbren Dr, Ste 723 Jamison, PA 18929 First Class Mail Castle/Towner Leveraged Private Program 1979‐I, Ltd 1720 Kendarbren Dr Ste 723 Jamispon, PA 18929 First Class Mail Castle/Towner Leveraged Private Program 1979‐I,Ltd 531 Plymouth Rd, Ste 525 Plymouth Meeting, PA 19462 First Class Mail Castlerock Resources Inc 3333 Nw 63rd St Suite 1 Oklahoma City, OK 73116 First Class Mail Cat Spring Properties LLC P.O. Box 450 Sealy, TX 77474 First Class Mail Catamount Resources LLC 1341 Canyon Bridge Ln Edmond, OK 73034‐7082 First Class Mail Catherin Lucille Vaverka, Deceased c/o Frankie Louis Vaverka Address Redacted First Class Mail Catherine Ann Corman Address Redacted First Class Mail Catherine Askew Thomas Address Redacted First Class Mail Catherine Cunningham Address Redacted First Class Mail Catherine J Hays & Her Known & Unknown Heirs, Address Redacted First Class Mail Catherine Jean Corff Address Redacted First Class Mail Catherine Jean Mahan Address Redacted First Class Mail Catherine Johanna Ethridge Address Redacted First Class Mail Catherine Marie Herron Trust Address Redacted First Class Mail Catherine Marie Troyer Address Redacted First Class Mail Catherine Miller Address Redacted First Class Mail Catholic Charities of The Archdiocese of Oklahoma City Inc 1232 N Classen Blvd Oklahoma City, OK 73106 First Class Mail Catholic Church of The Diocese Of Oklahoma City & Tulsa Eugene J Mcguiness, Bishop P.O. Box 32180 Oklahoma City, OK 73123 First Class Mail Catholic University of Oklahoma c/o Farmers National Company, Agent For Bancfirst Trust P.O. Box 3480 Omaha, NE 68103 First Class Mail Cathrin S Poer Address Redacted First Class Mail Cathrine Cunningham c/o Carol Maddox Address Redacted First Class Mail Cathryn Mae Boettler Address Redacted First Class Mail Cathy Jeanine Sanders Address Redacted First Class Mail Cathy Jo Stratman Address Redacted First Class Mail Cathy Lois Glover Address Redacted First Class Mail Cathy Marie Howard Address Redacted First Class Mail Cathy Miser Address Redacted First Class Mail Cathy Townsend 2420 S 6th St Council Bluffs, IA 51501 First Class Mail Cathye Lynn Oliver fka Cathye Lynn Cantwell, Deceased Address Redacted First Class Mail Cayman Exploration Corp 601 S Boulder, Ste 500 Tulsa, OK 74119 First Class Mail Cbh Iii Investments LLC 1301 Shady Oaks Ln Fort Worth, TX 76107‐3535 First Class Mail Cbs Energy LLC c/o Gum, Puckett & Mackechnie, LP Attn: Robert G Gum 105 N Hudson Ste 900 Oklahoma City, OK 73102 First Class Mail Cbs Energy LLC 5753 Nw 132nd St Oklahoma City, OK 73142 First Class Mail Ccm Mineral Trst #2 Dtd 12/21/2012 Fred Marbel Iii, Roberta C Marble & Mary A Marble, Co‐Tstees P.O. Box 796 Billings, MT 59103‐0796 First Class Mail CE (Gene) Garrett, As Personal Representative of The Estate of Jerry Wilson, c/o P Gae Widdows, Successor Trustee of The Jerry J Wilson Revocable Trust 1861 E 71st St Tulsa, OK 74136 First Class Mail CE Dinsmore Address Redacted First Class Mail Ceb Consulting LLC Attn: C Evan Bray 419 Nw 19th St Oklahoma City, OK 73103 First Class Mail Ceb Consulting, LLC 419 Nw 19th St Oklahoma City, OK 73103 First Class Mail Cecil D & Carolyn L Duncan c/o Lis C D Covic Address Redacted First Class Mail Cecil Dale Crawford Address Redacted First Class Mail Cecil Don Lane Address Redacted First Class Mail Cecil J Harris Address Redacted First Class Mail Cecil O Oswald, Deceased Address Redacted First Class Mail Cecil Verlyn Inselman Address Redacted First Class Mail Cecilia Deane Green Address Redacted First Class Mail Cecilia M Renfro Address Redacted First Class Mail Cecilia R Gosting Address Redacted First Class Mail Cedar Canyon Resources, Inc P.O. Box 239 Cashion, OK 73016‐0239 First Class Mail Cedar Canyon Resources, Inc P.O. Box 239 Cashion, OK 73016 First Class Mail Cedar Farms Investments LLC P.O. Box 20745 Oklahoma City, OK 74156 First Class Mail Cei Bristol Acquisition, LP 701 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Centaur Resources, Inc c/o Ernest G Brewer Jr 5500 Pulchella Ln Oklahoma City, OK 73142 First Class Mail Centaur Resources, Inc 5500 Pulchella Ln Oklahoma City, OK 73142 First Class Mail Centaur Resources, Inc, Probable Successor of Leo Evans, Assumed Deceased 5713 Nw 132nd St Oklahoma City, OK 73142 First Class Mail Central Ice Machine Company 6279 S 118th St Omaha, NE 68137 First Class Mail Central National Bank & Trust Company of Enid, Successor Trustee of The Emil C Loosen 1998 Revocable Trust, Dated February 11, 1998 324 W Broadway Ave Enid, OK 73701 First Class Mail Centurion Land Development Inc 1501 N Airport Rd Weatherford, OK 73096 First Class Mail Ceres Resources, LLC 1616 East 19th St, Ste 203 Edmond, OK 73013 First Class Mail CF Lawrence & Assoc, Inc c/o Cfl Legacy LLC 3839 Mckinney Ave, Ste 155‐257 Dallas, TX 75204 First Class Mail Cgg Services (Us) Inc P.O. Box 650020 Dept 41962 Dallas, TX 75265‐0020 First Class Mail CH Alberding c/o Alberding Oil Corp 324 North Robinson Ave, Ste 100 Oklahoma City, OK 73102 First Class Mail Ch Petroleum, LLC, c/o Cleary Petroleum, LLC 10 N Broadway Edmond, OK 73034 First Class Mail Chaco Energy Company P.O. Box 1587 Denver, CO 80201‐1587 First Class Mail Chaco Energy Company P.O. Box 1587 Denver, CO 80201 First Class Mail Chaco Energy Company, Kurt Nelson 455 N Sherman St, Ste 520 Denver, CO 80203 First Class Mail Chad Baconrind Address Redacted First Class Mail Chad Haima Address Redacted First Class Mail Chad J Williams Address Redacted First Class Mail Chales H Bradshaw Trust #1 Address Redacted First Class Mail Chalfant Inc P.O. Box 3123 Midland, TX 79702 First Class Mail Challenge Oil & Gas Ltd P.O. Box 6639 Abilene, TX 79608 First Class Mail Challenge Oil & Gas Ltd 2849 Airport Blvd Abilene, TX 79602 First Class Mail Challenge Oil & Gas, Ltd c/o Wheeler, Morgan, Brown & Mccormick, Pllc Attn: Evan A Mccormick 1900 NW Expressway, Ste 450 Oklahoma City, OK 73118 First Class Mail Challenger Crude Ltd 3525 Andrews Hwy Midland, TX 79703 First Class Mail Challenger Crude, Ltd, A Texas Limited Partnership 3300 North A St, Bldg 8, Ste 110 Midland, TX 79705 First Class Mail Champion Concrete, Inc P.O. Box 691976 Tulsa, OK 74169‐1976 First Class Mail Champlin Petroleum Companyc/o Anadarko Corp 1201 Lake Robbins Dr The Woodlands, TX 77380 First Class Mail Chaote Oilfield Services P.O. Box 597 Hennessey, OK 73742 First Class Mail Chaparral Eenrgy LLC 701 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Chaparral Energy Inc 701 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Chaparral Energy LLC P.O. Box 671550 Dallas, TX 75267‐1550 First Class Mail Chaparral Energy LLC P.O. Box 674446 Dallas, TX 75267‐4446 First Class Mail Chaparral Energy LLC 701 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Chaparral Energy LLC 701 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Chaparral Energy, LLC P.O. Box 6006 Edmond, OK 73114 First Class Mail Chaparral Oil , LLC 701 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Chaparral Royalty Company P.O. Box 66687 Houston, TX 77266 First Class Mail Charla Batsell Weiss Address Redacted First Class Mail Charla Gleave Address Redacted First Class Mail Charlene Bernard Pavlu Address Redacted First Class Mail Charlene Dreith Address Redacted First Class Mail Charlene L Dellinger & Larry Dellinger, Mother & Son Jtros 11020 S Cemetery Rd Mustang, OK 73064 First Class Mail Charlene M Fields Trust Address Redacted First Class Mail Charlene Swartz Address Redacted First Class Mail Charlene Van Kirk Address Redacted First Class Mail Charlene Van Kirk Address Redacted First Class Mail Charles & Elizabeth Lawrence Address Redacted First Class Mail Charles & Marie Del Carmen Richter Address Redacted First Class Mail Charles & Nancy K Laporte Jt Address Redacted First Class Mail Charles A Bell Address Redacted First Class Mail Charles A Crews Bank of American Bank By Mail Fao Charles Crews 001296356281 P.O. Box 105576 Atlanta, GA 30348‐5576 First Class Mail Charles A Lawrence Address Redacted First Class Mail Charles A Smith Jr Trst Dtd 9/15/74 Address Redacted First Class Mail Charles A Smith, Iii Address Redacted First Class Mail Charles B Singer c/o Dcp Midstream Lp ‐ Jody Clapp 370 17th St, Ste 2500 Denver, CO 80202 First Class Mail Charles B Travis Address Redacted First Class Mail Charles Bell, Apparent Successor To Nuckolls‐Bell Drilling Company c/o Jill Cochran 9274 Fox Fire Ln Highlands Ranch, CO 80129 First Class Mail Charles C Myers Address Redacted First Class Mail Charles D Morrison Co‐Trustee Address Redacted First Class Mail Charles D Whittenberg & Suzan K Griffith, Co‐Trustees of The Dorothy W WhitteAddress Redacted First Class Mail Charles Davis Sr Address Redacted First Class Mail Charles E Bates Jr Address Redacted First Class Mail Charles E Bell Address Redacted First Class Mail Charles E Bertrand c/o Bordas & Bordas, Pllc Attn: James G Bordas, Jr 1358 National Rd Wheeling, WV 26003 First Class Mail Charles E Cleeton Address Redacted First Class Mail Charles E Cleeton Address Redacted First Class Mail Charles E Davidson c/o Wexford Capital 411 W Putnam Ave Ste 125 Greenwich, CT 06830 First Class Mail Charles E Swanson Address Redacted First Class Mail Charles Emmerich & Janice Emmerich, Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 9 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 12 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Charles Emmerich & Janice Emmerich, Address Redacted First Class Mail Charles F & Brazil Piper, Jts Address Redacted First Class Mail Charles F & Deborah J Pringer Address Redacted First Class Mail Charles F Bailey Address Redacted First Class Mail Charles F Doornbos As Trustee of The Charles F Doornbos Revocable Trust Under Trust Agreement Dated 8/1/1990 Box 639 Bartlesville, OK 74005 First Class Mail Charles F Doornbos Revocable Trust 8/1/90 Address Redacted First Class Mail Charles F Doornbos Revocable Trust Dtd 8/1/90 c/o K Ruckman Address Redacted First Class Mail Charles Fletcher Address Redacted First Class Mail Charles Fletcher Address Redacted First Class Mail Charles Freeman Alexander, Jr Address Redacted First Class Mail Charles G Heilman, Trustee For Kathryn M Weir c/o Weaver Energy Corp 600 N Cheyenne Hennessey, OK 73742 First Class Mail Charles G Heilman, Trustee For Kathryn M Weir Address Redacted First Class Mail Charles G Heilman, Trustee For Ruth Berndt Address Redacted First Class Mail Charles Gergory Mahaffey Address Redacted First Class Mail Charles Gregory Mahaffey Address Redacted First Class Mail Charles Gregory Mahaffey Address Redacted First Class Mail Charles Grimes Address Redacted First Class Mail Charles H Wilson Address Redacted First Class Mail Charles Henry Address Redacted First Class Mail Charles Hobbs, Kathleen Hobbs Estate Address Redacted First Class Mail Charles Hugh Henry Address Redacted First Class Mail Charles I & Beverly K Grimes, Jts Address Redacted First Class Mail Charles Ivan Grimes Address Redacted First Class Mail Charles Junior Buford Address Redacted First Class Mail Charles K Waggoner Address Redacted First Class Mail Charles Kelly Douglas Estate Address Redacted First Class Mail Charles L Darrough Address Redacted First Class Mail Charles L Dobbs Family Trust Address Redacted First Class Mail Charles L Dobbs Family Trust Dated 2/16/2000 Address Redacted First Class Mail Charles L Hall Frost Bank Trustee Fb743 P.O. Box 1600 San Antonio, TX 78296 First Class Mail Charles L Hobbs, Representative of The Kathleen Hobbs Estate Address Redacted First Class Mail Charles L Jindra & Jolete S Jindra Revocable Trustdated May 26,2004 Address Redacted First Class Mail Charles L Jindra & Jolete S Jindra, H/W Address Redacted First Class Mail Charles M Burk Address Redacted First Class Mail Charles M Thomas Oil & Gas, Inc 2401 Creekside Ct Stillwater, MN 55082 First Class Mail Charles Mark Burton Address Redacted First Class Mail Charles Potter Address Redacted First Class Mail Charles R Barger Address Redacted First Class Mail Charles R Johnson & John W Saville, Co‐Trustees of Address Redacted First Class Mail Charles R Smith Address Redacted First Class Mail Charles R Walbert & Co, Ltd 408 Nw 70th St Oklahoma City, OK 73116 First Class Mail Charles R Walbert & Company 408 Nw 70th St Oklahoma City, OK 73116 First Class Mail Charles R Wiggins Address Redacted First Class Mail Charles Randall Kordis Address Redacted First Class Mail Charles Robert Gasaway Address Redacted First Class Mail Charles Roger Wilson Address Redacted First Class Mail Charles Rogers Address Redacted First Class Mail Charles Rogers Address Redacted First Class Mail Charles Rogers Address Redacted First Class Mail Charles S Lynch, Deceased Address Redacted First Class Mail Charles Schusterman Ent c/o Sfi Services Co P.O. Box 699 Tulsa, OK 74101‐0699 First Class Mail Charles Schusterman Enterprises Two West Second St Tulsa, OK 74103‐3103 First Class Mail Charles Selig Bernstein Address Redacted First Class Mail Charles Stalder Address Redacted First Class Mail Charles T Genovese, Jr Address Redacted First Class Mail Charles T Henry Trust Address Redacted First Class Mail Charles T Speice Address Redacted First Class Mail Charles T Wangensteen, V Rev Trust Agrmt For The Mgmt of O&G Interests Charles T Wangensteen, V Tstee P.O. Box 102 Chisholm, MN 55719‐0102 First Class Mail Charles T Wangensteen, V Revocable Agreement For The Management of Oil & c/o Doyle Fair 150 N Main, Ste 1014 Witchita, KS 67202 First Class Mail Charles Thomsen Speice Address Redacted First Class Mail Charles V Long Jr Address Redacted First Class Mail Charles V Long Jr Address Redacted First Class Mail Charles V Long, Jr Address Redacted First Class Mail Charles V Long, Jr Address Redacted First Class Mail Charles W Nuckolls Address Redacted First Class Mail Charles W Nuckolls, M D Guardian Address Redacted First Class Mail Charles Waswo Address Redacted First Class Mail Charley Wilkerson Estate Address Redacted First Class Mail Charlie Briscoe Address Redacted First Class Mail Charlotte A Kooken Revocable Trust Address Redacted First Class Mail Charlotte Ann Decker Address Redacted First Class Mail Charlotte D Gish Address Redacted First Class Mail Charlotte H Berry Address Redacted First Class Mail Charlotte H Berry Address Redacted First Class Mail Charlotte Naomi Harman Address Redacted First Class Mail Charlotte Nolind Address Redacted First Class Mail Charlotte Toews Address Redacted First Class Mail Charlotte Willene Battista Address Redacted First Class Mail Charlotte Willodene Hill c/o Donald Gene Hill Address Redacted First Class Mail Chas A Neal & Company P.O. Box 269 Miami, OK 74355 First Class Mail Chase & Ashley N Graham Address Redacted First Class Mail Chase Graham Address Redacted First Class Mail Chasen Brown, Trustee of The Chasen Forrest Brown Revocable Trust, Dated No5025 Capital Ave, Unit 106A Dallas, TX 75206‐8513 First Class Mail Chasen Forrest Brown Rev Tst Address Redacted First Class Mail Chastain Family Trust Address Redacted First Class Mail Cheetah Gas Co, Ltd c/o Phillips Murrah PC Attn: Jason A Dunn 101 N Robinson Ave Corporate Tower, 13th Fl Oklahoma City, OK 73102 First Class Mail Chelsey W Dodd Address Redacted First Class Mail Cheri Lynn Velasco Address Redacted First Class Mail Cherokee Debt Acquisition Address Redacted First Class Mail Cherokee Debt Acquisition 1325 Ave of The Americas, 28th Fl New York, NY 10019 First Class Mail Cherokee Debt Acquisition LLC 1325 Ave of Americas, 28th Fl New York, NY 10019 First Class Mail Cherokee Gas Processing, LLC c/o Penn Virginia Corp 14701 St Mary's Ln Houston, TX 77079 First Class Mail Cherry Creek Minerals LLC 100 Saint Paul St, Ste 400 Denver, CO 80206 First Class Mail Cheryl A Kottwitz Address Redacted First Class Mail Cheryl A Kottwitz c/o Austin Evans Law, Llc Attn: Austin C Evans P.O. Box 1258 Kingfisher, OK 73750 First Class Mail Cheryl Ann Burge Address Redacted First Class Mail Cheryl Ann Fair Address Redacted First Class Mail Cheryl Butcher Address Redacted First Class Mail Cheryl E Eaton Address Redacted First Class Mail Cheryl J & Kenneth K Kellum Jt Address Redacted First Class Mail Cheryl L Jennings Address Redacted First Class Mail Cheryl Loeffler, Trustee David H & Cheryl Loeffler Revocable Trust Address Redacted First Class Mail Cheryl Loeffler, Trustee of Address Redacted First Class Mail Cheryl Marie Guest Address Redacted First Class Mail Cheryl Marie Guest, Formerly Cheryl Marie Edlin 5828 Nw 31st St Oklahoma City, OK 73122 First Class Mail Cheryl Mcnabb Address Redacted First Class Mail Cheryl Mcnabb Address Redacted First Class Mail Cheryl Mellenthin Address Redacted First Class Mail Cheryl Robinson Mcclendon Address Redacted First Class Mail Cheryl Tyler Address Redacted First Class Mail Chesapeake Exploration Limited Partnership P.O. Box 18496 Oklahoma City, OK 73154‐0496 First Class Mail Chesapeake Exploration LLC c/o Jason P Blose P.O. Box 18496 Oklahoma City, OK 73154‐0496 First Class Mail Chesapeake Exploration LLC c/o Donchin, David B 920 North Harvery Oklahoma City, OK 73102 First Class Mail Chesapeake Exploration LLC 6100 North Western Ave Oklahoma City, OK 73118 First Class Mail Chesapeake Exploration LLC P.O. Box 548806 Oklahoma City, OK 73154‐8806 First Class Mail Chesapeake Exploration LLC P.O. Box 18496 Oklahoma City, OK 73154 First Class Mail Chesapeake Exploration, LLC P.O. Box 18496 Oklahoma City, OK 73154‐8496 First Class Mail Chesapeake Exploration, LLC P.O. Box 548806 Oklahoma City, OK 73154 First Class Mail Chesapeake Operating LLC P.O. Box 548806 Oklahoma City, OK 73154‐8806 First Class Mail Chesapeake Royalty, LLC P.O. Box 18496 Oklahoma City, OK 73154‐0496 First Class Mail Chesca Walta Address Redacted First Class Mail Chesepeake Exploration LLC P.O. Box 548806 Oklahoma City, OK 73154‐8806 First Class Mail Chesley W Dodd Address Redacted First Class Mail Chester Armbruster Address Redacted First Class Mail Chester Lee Craun Address Redacted First Class Mail Chester Wilson Plank Address Redacted First Class Mail Chevron Corp (Successor In Title To Sunset International Petroleum Corp) 1400 Smith St Houston, TX 77002 First Class Mail Chevron USA Inc 1400 Smith St, Ste 3192 Houston, TX 77002‐7342 First Class Mail Chevron Usa Inc Land Business Unit,Ownrshp Div P.O. Box 4538 Houston, TX 77210‐4538 First Class Mail Chez Love Harrison Address Redacted First Class Mail Chicago, Rock Island & Pacific Railroad Company c/o Union Pacific Railroad Company 1400 Douglas St, Stop 1960 Omaha, NE 68178 First Class Mail Chickasaw Royalty, Lp 1100 Louisiana St, Ste 5100 Houston, TX 77002 First Class Mail Chieftain Royalty Company P.O. Box 718441 Oklahoma City, OK 73154 First Class Mail Chilton Mineral Ltd 5111 Broadway San Antonio, TX 78209 First Class Mail Chisholm Oil & Gas Operating Ii, LLC 1 West Third St Suite 1700 Tulsa, OK 74103 First Class Mail Chisholm Oil & Gas Operating, LLC 1 West Third St, Ste 1700 Tulsa, OK 74103 First Class Mail Chisholm Oil & Gas Operating, LLC 1 West Third St Suite 1700 Tulsa, OK 74103 First Class Mail Chisholm Oil & Gas Operating, LLC, 6100 South Yale Ave, Ste 1700 Tulsa, OK 74136 First Class Mail Chisholm Oil, LLC 13919‐B N May Ave Pmb 171 Oklahoma City, OK 73134 First Class Mail Chiyo Futagaki Address Redacted First Class Mail Choate Oil Company LLC Attn: Judson Choate, President 34522 N Scottsdale Rd Suite 120‐444 Scottsdale, AZ 85266 First Class Mail Choate Oilfield Services LLC P.O. Box 597 Hennessey, OK 73742 First Class Mail Chodur, Andrew Address Redacted First Class Mail Chris Ballard Address Redacted First Class Mail Chris David Schlaepfer Address Redacted First Class Mail Chris Hamburger Address Redacted First Class Mail Chris Pomeroy Address Redacted First Class Mail Chris Robertson Address Redacted First Class Mail Chris Talley Address Redacted First Class Mail Christa Chain Address Redacted First Class Mail Christa Chain Address Redacted First Class Mail Christa Inzer Castillo Address Redacted First Class Mail Christa Rae Murphy Carter Address Redacted First Class Mail Christella Hamilton Address Redacted First Class Mail Christi Ballamy Address Redacted First Class Mail Christina Giesbrecht Address Redacted First Class Mail Christina Ruth Gentry Deets Address Redacted First Class Mail Christina Ruth Gentry, Now Deets c/o Larry Gentry Address Redacted First Class Mail Christina Vassar Address Redacted First Class Mail Christine A Keffeler Address Redacted First Class Mail Christine A Zaerr Gahagan Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 10 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 13 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Christine Ann Zaerr Gahagan Address Redacted First Class Mail Christine B Phillips Address Redacted First Class Mail Christine E Isom Address Redacted First Class Mail Christine E Isom Address Redacted First Class Mail Christine Ehlers Address Redacted First Class Mail Christine Elaine Robison Address Redacted First Class Mail Christine Erica Cox Address Redacted First Class Mail Christine Harkness Llewelyn Address Redacted First Class Mail Christine L Mottin Address Redacted First Class Mail Christine Loosen Richardson Address Redacted First Class Mail Christine Losen Richardson Address Redacted First Class Mail Christine O Reed Address Redacted First Class Mail Christine Price Address Redacted First Class Mail Christine Roberts Spurlock Address Redacted First Class Mail Christine Roberts Spurlock Address Redacted First Class Mail Christopher A Gilliland Address Redacted First Class Mail Christopher Best Address Redacted First Class Mail Christopher Cargill Address Redacted First Class Mail Christopher Carl Shipman Address Redacted First Class Mail Christopher D Selmon Address Redacted First Class Mail Christopher E Bogle Address Redacted First Class Mail Christopher E Mullin Jr Address Redacted First Class Mail Christopher Hill Hanson, Successor Trustee of The Janet Rae Hill Revocable TrusAddress Redacted First Class Mail Christopher Joseph Pribil Address Redacted First Class Mail Christopher Moery Address Redacted First Class Mail Christopher N Biggs Address Redacted First Class Mail Christopher Null Address Redacted First Class Mail Christopher R & Nancy J Rea, Jts Address Redacted First Class Mail Christopher R Day Address Redacted First Class Mail Christopher Robert Lambert Address Redacted First Class Mail Christopher T Hoke Address Redacted First Class Mail Christopher T Hoke Address Redacted First Class Mail Christopher Van Spencer Address Redacted First Class Mail Christy Anne Lewis Address Redacted First Class Mail Christy Vasser Address Redacted First Class Mail Cima Energy Minerals Ltd 100 Waugh Dr, Ste 500 Houston, TX 77007 First Class Mail Cima Energy Minerals Ltd 9805 Katy Freeway, Ste 500 Houston, TX 77024‐1271 First Class Mail Cimarex Energy 202 South Cheyenne Ave, Ste 1000 Tulsa, OK 74103 First Class Mail Cimarex Energy Co 3503 Jensen Rd E El Reno, OK 73036 First Class Mail Cimarex Energy Co 1700 Lincoln St, Ste 3700 Denver, CO 80203‐4537 First Class Mail Cimarex Energy Company 202 S Cheyenne Ave, Ste 1000 Tulsa, OK 74103‐3001 First Class Mail Cimarex Energy Company 774023 4023 Solutions Center Chicago, IL 60677‐4000 First Class Mail Cimarex Energy Company 202 SCheyenne Ave, Ste 1000 Tulsa, OK 74103‐3001 First Class Mail Cimarex Energy Company 202 S Cheyenne Ave Ste 1000 Tulsa, OK 74103‐3001 First Class Mail Cimarron Electric Cooperative P.O. Box 299 Kingfisher, OK 73750 First Class Mail Cimarron Energy, Inc Dept 699, P.O. Box 4346 Houston, TX 77210 First Class Mail Cimarron Royalty Company, LLC 807 Myrtle Dr Edmond, OK 73034‐4641 First Class Mail Cimarron Valley Cemetery 3296 N 2740 Rd Hennessy, OK 73742 First Class Mail Cimarron Valley Rentals 14946 W Cr 74 Crescent, OK 73028 First Class Mail Cimarron Valley Rentals, LLC Brian Hopson 14946 W Cr 74 Crescent, OK 73028 First Class Mail Cindi Park Address Redacted First Class Mail Cindra E Albert Address Redacted First Class Mail Cindy Baker, aka Cindy Baker Goralewicz, aka Cindy Goralewicz Address Redacted First Class Mail Cindy Banks Address Redacted First Class Mail Cindy Banks Address Redacted First Class Mail Cindy Goralewicz Address Redacted First Class Mail Cindy Lugo Address Redacted First Class Mail Cindy Marie Long Hagg Address Redacted First Class Mail Cindy Marie Reames Address Redacted First Class Mail Cindy Marie Reames, Personal Rep Of Estate of Cynthia A Kuhnemund 12143 Shoal Creek Dr Frisco, TX 75035 First Class Mail Cindy Marlene Huerta Address Redacted First Class Mail Cindy Sue Hill Address Redacted First Class Mail Circle 4 Land Inc 2720 Nw 42nd Oklahoma City, OK 73112 First Class Mail Circle V Energy, LLC 10000 East Yost Rd Glencoe, OK 74032 First Class Mail Circle X Oil & Gas, LLC 5220 N Us Highway 81 Enid, OK 73701 First Class Mail Cirrus Production Company P.O. Box 5469 Enid, OK 73702 First Class Mail Citadel Energy Inc P.O. Box 41106 Houston, TX 77241‐1106 First Class Mail Citation 2004 Investment Limited Partnership 14077 Cutten Rd Houston, TX 77069 First Class Mail Citation 2004 Investment Limited Partnership 14077 Curren Rd Houston, TX 77069 First Class Mail Citation 2004 Investment Lp P.O. Box 200206 Dallas, TX 75320‐0206 First Class Mail Citation 2004 Investment, Lp c/o Citation Oil & Gas Corp 14077 Cutten Rd Houston, TX 77069 First Class Mail Citation 2004 Investments Lp 14077 Curren Rd Houston, TX 77069 First Class Mail Citibank, NA Attn: Bryan Mcdavid 2700 Post Oak Blvd, Ste 550 Houston, TX 77056 First Class Mail Cities Service Oil & Gas Corp P.O. Box 300 Tulsa, OK 74102 First Class Mail Cities Service Oil & Gas Corp c/o Occidental Oil & Gas Corp 5 Greenway Plaza, Ste 110 Houston, TX 77046 First Class Mail Cities Services Oil & Gas Corp P.O. Box 300 Tulsa, OK 74102 First Class Mail Citizen Energy Ii LLC 320 S Boston Ave, Ste 900, Tulsa, OK 74103 First Class Mail Citizens State Bank P.O. Box 177 Morrison, OK 73061 First Class Mail Cj Leeman Energy Corp P.O. Box 54555 Oklahoma City, OK 73154‐1555 First Class Mail Claburne Hilliard Address Redacted First Class Mail Clairene F Young Liv Tst Address Redacted First Class Mail Clara M Drake Address Redacted First Class Mail Clara Marie Powers Le P.O. Box 1023 Hawthorne, NV 89415‐1023 First Class Mail Clara Weisburg Baker Estate Address Redacted First Class Mail Clarence A Dodd, Trustee of The Clarence A Dodd Revocable Trust Dated 9/17/1Address Redacted First Class Mail Clarence Buford Address Redacted First Class Mail Clarence Buford [Mayme], c/o Patricia Zaerr 2603 Woodland Dr Le Claire, IA 52753 First Class Mail Clarence Mark Hladik Address Redacted First Class Mail Clarence Mcmeekan Estate Address Redacted First Class Mail Clarence R Wright Address Redacted First Class Mail Clarence R Wright Iii Address Redacted First Class Mail Clarence R Wright, Clarence R Wright, Iii, Carolyn W Henthorn, Address Redacted First Class Mail Clariant Corporation 4000 Monroe Rd Charlotte, NC 28205 First Class Mail Clarice Colleen Branson Address Redacted First Class Mail Clarice Ethel Buford Ayer, Dec'D Address Redacted First Class Mail Clark & Patricia Vilhauer J/T Address Redacted First Class Mail Clark L Wood, Deceased Address Redacted First Class Mail Clark Resources 7134 South Yale, Ste 600 Tulsa, OK 74136 First Class Mail Clark Resources 1981 Drilling Program c/o Clark Resources 7134 South Yale, Ste 600 Tulsa, OK 74136 First Class Mail Clark Resources, Inc & Their Known & Unknown Heirs, Devisees, Legatees, Personal Representatives, Trustees, Successors & Assigns 7134 South Yale, Ste 600 Tulsa, OK 74137 First Class Mail Clark Vilhauer Address Redacted First Class Mail Clarke Iii LLC P.O. Box 1117 Shawnee, OK 74802 First Class Mail Claude C Arnold Non‐Operated Royalty Interest Properties, Llc 6816 N Robinson Ave Oklahoma City, OK 73116 First Class Mail Claude C Arnold Working Interest Oil & Gas Properties, Llc 6816 N Robinson Ave Oklahoma City, OK 73116 First Class Mail Claude E Barnes, Estate, c/o Douglas G Barnes Address Redacted First Class Mail Claude Earl Stout Aka Claude E Stout Aka CE Stout, Jr Aka Earl Stout Address Redacted First Class Mail Claude L Obar Address Redacted First Class Mail Claude L Obar Address Redacted First Class Mail Claudette G Landess Address Redacted First Class Mail Claudette G Leachman Landess Address Redacted First Class Mail Claudia & Claire Trust No 1 Address Redacted First Class Mail Claudia Elinor Bernheim Trusy, Lawrence B Buttenwiser, Trustee Address Redacted First Class Mail Claudia J Roebuck Address Redacted First Class Mail Claudia Jane Campbell Sneathen Address Redacted First Class Mail Clay Austin Freeman Address Redacted First Class Mail Clay E Postlethwaite Address Redacted First Class Mail Clay Jordan Address Redacted First Class Mail Claybra Selmon Address Redacted First Class Mail Clayton Williams Energy Inc 700 Rockmead, Ste 159 Kingwood, TX 77339 First Class Mail Clear Fork Wireline, LLC P.O. Box 2428 Albany, TX 76430 First Class Mail Clegg, Inc P.O. Box 5047 Breckenridge, TX 76424‐0050 First Class Mail Clem C Smith Address Redacted First Class Mail Clem H Underhill Trust Address Redacted First Class Mail Clementina Mclaughlin & John G Mclaughlin, Tenants In Common Address Redacted First Class Mail Cleo Carson aka Cleo Jenevieve Carson, Deceased Address Redacted First Class Mail Cleo Coleta Buford Zaerr Address Redacted First Class Mail Cleo E Buck Jr Address Redacted First Class Mail Cleo Goodman Address Redacted First Class Mail Cleo Loraine Evans Craft Address Redacted First Class Mail Cleo Lorraine Evans Craft Address Redacted First Class Mail Cleola Vilhauer Maxwell Address Redacted First Class Mail Cletha Jo York Hessel Address Redacted First Class Mail Cleveland Petroleum Products P.O. Box 298 Cleveland, OK 74020 First Class Mail Clifford M & Mildred I Stevens Address Redacted First Class Mail Clifford R Staude Address Redacted First Class Mail Clifford Resources Inc P.O. Box 20726 Oklahoma City, OK 73156‐0726 First Class Mail Clifford W Buckminster Revocable Address Redacted First Class Mail Cliffton L & Lori A Duffy, Jt Address Redacted First Class Mail Cliffton L Duffy Address Redacted First Class Mail Clifton Gaines Address Redacted First Class Mail Clint Duffy Address Redacted First Class Mail Clinton W Duffy Address Redacted First Class Mail Clinton W Duffy & Diane P Duffy Address Redacted First Class Mail Clipe Inc P.O. Box 815 Quogue, NY 11959 First Class Mail Clipe LLC P.O. Box 815 Quogue, NY 11959 First Class Mail Clove Hitch, LLC P.O. Box 357 Sheridan, WY 82801 First Class Mail Cloyd L Ray, Jr Address Redacted First Class Mail Club Oil & Gas, Ltd 1833 S Morgan Rd Oklahoma City, OK 73128 First Class Mail Clyde C Hoskins Address Redacted First Class Mail Clyde D Towery Address Redacted First Class Mail Clyde D Towery Trust, Clyde D Towery & Jo June Towery, Co‐Trustees Address Redacted First Class Mail Clyde L & Patsy Davis, Jtwros Address Redacted First Class Mail Clyde Phillips Address Redacted First Class Mail Clyde R Sherwood(Esther Fash Madden Sherwood) 7334 S Meadow Ct Boulder, CO 80301 First Class Mail Clyde Royalties LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Clyta M Simmons Address Redacted First Class Mail CM Ashby, Sr, Trustee of That One Certain Address Redacted First Class Mail Coastal Plains Energy Inc 420 Throckmorton St, Ste 750 Ft Worth, TX 76102 First Class Mail Coastal Plains Energy, Inc 420 Throckmorton St, Ste 750 Fort Worth, TX 76102 First Class Mail Coastal, LLC 14301 Caliber Dr, Ste 300 Oklahoma City, OK 73134 First Class Mail Cobalt Energy Partners LLC 5706 E Mockingbird Ln Suite 115 Pmb 148 Dallas, TX 75206 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 11 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 14 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Cobalt Energy Partners, LLC 5706 E Mockingbird Ln, Ste 115 Pmb 148 Dallas, TX 75206 First Class Mail Cobank, Fcb Address Redacted First Class Mail Cobra Petroleum Company P.O. Box 8049 Rancho Santa Fe, CA 92067 First Class Mail Cobra Petroleum Company, Lp P.O. Box 8049 Rancho Santa Fe, CA 92067 First Class Mail Cochran Holdings LLC P.O. Box 1989 Decatur, TX 76234 First Class Mail Cody Joe Lesher Address Redacted First Class Mail Cody Joe Lesher Address Redacted First Class Mail Cody Lewis Risien Address Redacted First Class Mail Cody R & Connie S Jones 211 Scissortail Ln Tuttle, OK 73089 First Class Mail Coenergy Midcontinent, Inc 2601 Nw Expressway, Ste 1200W Oklahoma City, OK 73112 First Class Mail Cogent Communications, Inc P.O. Box 791087 Baltimore, MD 21279‐1087 First Class Mail Colby E Barnes Address Redacted First Class Mail Colby T Inzer Address Redacted First Class Mail Cole Mineral Trust David Ramsey, Trustee 2822 E 18th St Joplin, MO 64804 First Class Mail Coletha Brinckmeyer Rvcbl Living Address Redacted First Class Mail Coletha Brinckmeyer, Trustee of The Coletha Brinckmeyer Revocable Living TrusAddress Redacted First Class Mail Coletha Vilhauer Brinckmeyer Address Redacted First Class Mail Colleen Ellstrom Walker Address Redacted First Class Mail Colleen Ellstrom Walker Address Redacted First Class Mail Colleen G Waring 2005 Rev Trust Address Redacted First Class Mail Colleen Hobbs Address Redacted First Class Mail Collins Oil & Gas Ltd 8115 Preston Rd 680 Dallas, TX 75225 First Class Mail Colonial Royalties Limited Partnership P.O. Box 3460 Broken Arrow, OK 74013 First Class Mail Colonial Royalties Ltd Ptnrshp P.O. Box 3460 Broken Arrow, OK 74013‐3460 First Class Mail Colt Energy 219 Rosetree Ln Enid, OK 73703 First Class Mail Colt Energy, Inc 219 Rosetree Ln Enid, OK 73703 First Class Mail Colt Energy, IncDo Patricia Bonnett 219 Rose Tree Enid, OK 73703 First Class Mail Columbine Ii Lmtd Partnership P.O. Box 22854 Denver, CO 80222 First Class Mail Columbine Logging, Inc 602 S Lipan St Denver, CO 80223 First Class Mail Colyne R Seelhoff Address Redacted First Class Mail Combined Resources Corp P.O. Box 6118 Edmond, OK 73083 First Class Mail Comerica Bank, Trustee of The Richard R Berndt Selectrust Agreement Dated 6/P.O. Box 75000 Detroit, MI 48275 First Class Mail Comitt Well Solutions, LLC 1411 Vander Wilt Ln Katy, TX 77449 First Class Mail Commerce Energy 1974‐A Ltd P.O. Box 5962 Lincoln, NE 68505‐5962 First Class Mail Commercial Bank & Trust c/o Bank of America Na 100 N Tryon St, Ste 170 Charlotte, NC 28202 First Class Mail Commercial Bank & Trust Co P.O. Box 488 Muskogee, OK 74402 First Class Mail Commercial Bank & Trust Co 230 W Broadway St Muskogee, OK 74401 First Class Mail Commercial Bank & Trust Co & Their Known & Unknown Heirs, Devisees, Legatees, Personal Representatives, Trustees, Successors & Assigns 230 West Broadway Muskogee, OK 74401 First Class Mail Commercial Construction Services P.O. Box 240 Crescent, OK 73028 First Class Mail Commercial Financial Services Inc Oak Point Partners Inc, Poa P.O. Box 1033 Northbrook, IL 60065 First Class Mail Commercial Landmark Corp 100 N Broadway Witchita, KS 67202 First Class Mail Commercial Landmark Corp 230 West Broadway St Muskogee, OK 74401 First Class Mail Commercial Landmark Corp 100 N Tryon St Charlotte, NC 28202 First Class Mail Commercial Landmark Corp P.O. Box 488 Muskogee, OK 74401 First Class Mail Commissioner of The Land Office, State of Oklahoma 204 N Robinson, Ste 900 Oklahoma City, OK 73102 First Class Mail Commonwealth of Pennsylvania Attn: Bureau of Unclaimed Property P.O. Box 783473 Philadelphia, PA 19178‐3473 First Class Mail Community Bank Box 1020 Bristow, OK 74010 First Class Mail Community Resources Oil & Gas Inc c/o Argent Trust Company 621 N Robinson Ste 100 Oklahoma City, OK 73102 First Class Mail Community Resources Oil & Gas, Inc P.O. Box 21708 Oklahoma City, OK 73156 First Class Mail Community Resources Oil & Gas, Inc P.O. Box 1146 Oklahoma City, OK 73101 First Class Mail Community Resources Oil & Gas, Inc 1300 N Broadway Okc, OK 73103 First Class Mail Community Resources Oil & Gas, Inc c/o Heritage Trust Company P.O. Box 21708 Oklahoma City, OK 73156 First Class Mail Complete Energy Services Inc P.O. Box 201653 Dallas, TX 75320 First Class Mail Complete Energy Services, Inc P.O. Box 3907 Enid, OK 73702 First Class Mail Complete Pipe Services, LLC P.O. Box 1753 Kilgore, TX 75663 First Class Mail Completion Oil Tools P.O. Box 985 Enid, OK 73702 First Class Mail Completion Oil Tools, LLC P.O. Box 985 Enid, OK 73702 First Class Mail Comptroller of Maryland Attn: Unclaimed Property Unit 301 W Preston St, Rm 310 Baltimore, MD 21201 First Class Mail Computer Modeling Group Ltd 3710 33rd St Nw Calgary, AB T2L 2M1 Canada First Class Mail Concourt Petroleum Corp Attn Michael Gibson 610 Colcord Dr Oklahoma City, OK 73102 First Class Mail Connecticut State Treasurer's Office Attn: Unclaimed Property Div P.O. Box 150435 Hartford, CT 06115‐0435 First Class Mail Conner L Helms Address Redacted First Class Mail Connie A Allen Address Redacted First Class Mail Connie A Allen Address Redacted First Class Mail Connie B Currie, As Trustee of The Connie D Currie Trust Dated November 29, 2 Address Redacted First Class Mail Connie Bee Norman & Mack V Norman Address Redacted First Class Mail Connie Berry Lee Address Redacted First Class Mail Connie Darlene Sorrell Address Redacted First Class Mail Connie E Roberts Address Redacted First Class Mail Connie Hatfield Oliver Address Redacted First Class Mail Connie Jo Williams Address Redacted First Class Mail Connie K Watkins Address Redacted First Class Mail Connie L Bland c/o Gary K Blamd Address Redacted First Class Mail Connie Lee Keyt Address Redacted First Class Mail Connie Livingston Address Redacted First Class Mail Connie Louise Kimmel Address Redacted First Class Mail Connie M Oltmanns Address Redacted First Class Mail Connie M Oltmanns Rev Trust Address Redacted First Class Mail Connie Patton Address Redacted First Class Mail Connie Rowe Address Redacted First Class Mail Connie S Redgateas Address Redacted First Class Mail Connie Sue Stewart Address Redacted First Class Mail Connie Sue Tarrant Address Redacted First Class Mail Connie Teresa Rhoads Address Redacted First Class Mail Connie Teresa Rhoads Van Zelfden Address Redacted First Class Mail Connie Teresa Van Zelfden Address Redacted First Class Mail Connie Teresa Van Zelfden Address Redacted First Class Mail Conoco, Inc 600 N Dairy Ashford Rd Houston, TX 77079 First Class Mail Conocophillips 600 N Dairy Ashford Rd Houston, TX 77079‐1100 First Class Mail Consolidated Ltd Prtnshp P.O. Box 50 Edmond, OK 73083 First Class Mail Consolidated Oil & Gas, LLC 1660 17th St, Ste 325 Denver, CO 80202 First Class Mail Consolidated Oilfield Rentals Dept 2035 Tulsa, OK 74182 First Class Mail Consolidated Resource Co LLC P.O. Box 70 Fairview, OK 73737 First Class Mail Consolidated Royalty Interests LLC 1660 17th St Ste 325 Denver, CO 80202 First Class Mail Consul Properties, LLC 6608 N Western Ave Pmb 401 Oklahoma City, OK 73116 First Class Mail Consul Properties, LLC 2800 West Country Club Dr Oklahoma City, OK 73116 First Class Mail Consul Properties, LLC 6608 Western Ave, Pmb 401 Oklahoma City, OK 73116 First Class Mail Consul Properties, LLC 12316‐A N May Ave, 205 Oklahoma City, OK 73120 First Class Mail Contango Resources Inc 717 Texas Ave, Ste 2900 Houston, TX 770022 First Class Mail Contango Resources, Inc P.O. Box 735060 Dallas, TX 75373 First Class Mail Continental Exploration LLC c/o Stephen J Zayler, Succ Ttee 123 E Lufkin Ave Lufkin, TX 75915 First Class Mail Continental Exploration, LLC 446 Forest Sq Longview, TX 75605 First Class Mail Continental Resources Inc 20 N Broadway Ave Oklahoma City, OK 73102 First Class Mail Continental Resources Inc c/o Mcafee & Taft A Professional Corp Attn: Timothy J Bomhoff 2 Leadership Sq 211 N Robinson, 10th Fl Oklahoma City, OK 73102‐7103 First Class Mail Continental Resources LLC 20 N Broadway Ave Oklahoma City, OK 73102 First Class Mail Continental Resources, Inc P.O. Box 269000 Oklahoma City, OK 73126 First Class Mail Continental Resources, Inc 20 N Broadway Oklahoma City, OK 73102 First Class Mail Continental Resources, Inc P.O. Box 952724 St Louis, MO 63195‐2724 First Class Mail Continental Resources, Inc P.O. Box 269091 Oklahoma City, OK 73126 First Class Mail Continental Trend Resources, Inc P.O. Box 1032 Enid, OK 73701 First Class Mail Continental Trend Resources, Inc P.O. Box 269000 Oklahoma City, OK 73126 First Class Mail Continental Wire Cloth, LLC 11240 S James Ave Jenks, OK 74037 First Class Mail Cooper Land Family LLC 460 Oakhill Rd Chaska, MN 55318‐1489 First Class Mail Cooper Land Family, LLC 460 Oak Hill Rd Chaska, MN 55318 First Class Mail Copeland Services Inc P.O. Box 2743 Woodward, OK 73802 First Class Mail Copeland Services, Inc P.O. Box 184 Hennessey, OK 73742 First Class Mail Cora Davis Holmanc/o American Innovative Royalty System 924 County Rd 174 Cotter, AR 72626 First Class Mail Cora Marie Robinson Rev Tr Address Redacted First Class Mail Cora Nault Address Redacted First Class Mail Cora Snetcher Test Tst Fbo S Scala Address Redacted First Class Mail Coralee Corolla Address Redacted First Class Mail Corda G Cleeton Address Redacted First Class Mail Core Resources, LLC 15 E 15th St Ste 200 Edmond, OK 73013 First Class Mail Corey Caddell Address Redacted First Class Mail Corinne Lou Rice Address Redacted First Class Mail Cornelius B Sheridan, Olga Peters, Bradley Sheridan & Address Redacted First Class Mail Cornell University Real Estate Dept Box 6779 Ithaca, NY 14851‐6779 First Class Mail Corner Energy LLC P.O. Box 20548 Oklahoma City, OK 73156‐0548 First Class Mail Cornerhouse Investments, LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Cornerstone Properties Inc P.O. Box 658 Kingfisher, OK 73750 First Class Mail Cornhusker Exploration 3200 Liberty Tower Oklahoma City, OK 73102 First Class Mail Coronado Resources 2013 Lp 3811 Turtle Creek Blvd Ste 1800 Dallas, TX 75219‐4545 First Class Mail Corporation Service Company(Csc) P.O. Box 13397 Philadelphia, PA 19101 First Class Mail Corrosource, LLC 133 24th Ave Nw, Ste 145 Norman, OK 73069 First Class Mail Corwin Family LLC 17996 N 2970 Rd Crescent, OK 73028 First Class Mail Cory Gosney Address Redacted First Class Mail Cosmo Energy, LLC P.O. Box 31990 Edmond, OK 73003 First Class Mail Cosmo Energy, LLC 2200 Nw 50Th, Ste 100E Oklahoma City, OK 73112 First Class Mail COT LLC 8809 Lakehurst Dr Oklahoma City, OK 73120 First Class Mail Cottonmouth Swd, LLC 1 West Third St Suite 1700 Tulsa, OK 74103 First Class Mail Cougar Drilling Solutions 7319 ‐ 17 St Edmonton, AB T6P 1P1 Canada First Class Mail Council Oak Resources c/o Staghorn Petroleum LLC 1 W 3rd St, Ste 1000 Tulsa, OK 74103 First Class Mail Council Oak Resources LLC One West Third St, Ste 1000 Tulsa, OK 74103 First Class Mail Council Oak Resources, LLC 6120 S Yale Ave, Ste 1200 Tulsa, OK 74136 First Class Mail Courtney Ann Palumbo Address Redacted First Class Mail Courtney D Pappe Address Redacted First Class Mail Courtney Vaughn‐Roberson Address Redacted First Class Mail Cowboy Pumping Unit Sales & Repair‐ P.O. Box 698 Hennessey, OK 73742 First Class Mail Cowboys & Indians LLC P.O. Box 6115 Edmond, OK 73083 First Class Mail Coy & Barbara Patterson Rev Trust Address Redacted First Class Mail Coy Kersey 5809 Whitehall Blvd Oklahoma City, OK 73162 First Class Mail Coyote Hill Advisors Inc 623 South Smith St Vinita, OK 74301 First Class Mail Cp Well Testing, LLC P.O. Box 865767 Orlando, FL 32886 First Class Mail Cpe Resources, Inc 420 Throckmorton St, Ste 750 Fort Worth, TX 76102 First Class Mail CR Van Hoesen Address Redacted First Class Mail CR Van Hoesen, Deceased Address Redacted First Class Mail Craig Allen Address Redacted First Class Mail Craig G Tirey Family Lp P.O. Box 20093 Oklahoma City, OK 73156 First Class Mail Craig Joseph Patterson Address Redacted First Class Mail Craig P Morgan Address Redacted First Class Mail Craig T Scott Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 12 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 15 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Craig Throckmorton Address Redacted First Class Mail Crash Resource Partners LLC 5030 N May Ave Ste 150 Oklahoma City, OK 73112 First Class Mail Crawley 83‐1 Drilling Program, Ltd c/o Spencer Fane Llp Attn: Paul D Trimble 9400 N Broadway Extension, Ste 600 Oklahoma City, OK 73114 First Class Mail Crawley 83‐I Drilling Program, Ltd 105 N Hudson Ave, Ste 800 Oklahoma City, OK 73102 First Class Mail Crawley 84‐I Drilling Program 105 N Hudson Ave, Ste 800 Oklahoma City, OK 73102 First Class Mail Crawley 84‐Ii Drilling Program 105 N Hudson Ave, Ste 800 Oklahoma City, OK 73102 First Class Mail Crawley Exploration Corporation 105 N Hudson, 800 Oklahoma City, OK 73102‐4803 First Class Mail Crawley Exploration Corporation 105 N Hudson, 800 Oklahoma City, OK 73102‐4803 First Class Mail Crawley Petroleum Corp c/o Spencer Fane Llp Attn: Paul D Trimble 9400 N Broadway Extension, Ste 600 Oklahoma City, OK 73114 First Class Mail Crawley Petroleum Corp 105 N Hudson Ave 800 Oklahoma City, OK 73102 First Class Mail Crawley Petroleum Corp c/o Gum, Puckett & Mackechnie, LLP Attn: Charles L Puckett 105 North Hudson Ste 900 Oklahoma City, OK 73102 First Class Mail Crawley Petroleum Corporation 105 N Hudson, 800 Oklahoma City, OK 73102‐4803 First Class Mail Crawley Petroleum Corporation 105 N Hudson, 800 Oklahoma City, OK 73102‐4803 First Class Mail Crb Resources, Inc 20539 N 2830 Rd Kingfisher, OK 73750 First Class Mail Creager Minerals Ltd P.O. Box 2369 Bellaire, TX 77402‐2369 First Class Mail Creager Minerals, Ltd P.O. Box 2369 Bellaire, TX 77042‐2369 First Class Mail Creede Royalty Partners P.O. Box 12705 Dallas, TX 75225 First Class Mail Creston C Cutchall c/o Linda Cutchall 1001 Baptist Village Dr Apt D11 Cleveland, OK 74020 First Class Mail Crestwood Energy LLC 820 W Danforth Rd Ste B‐25 Edmond, OK 73003‐5006 First Class Mail Crestwood Exploration LLC 820 W Danforth Rd Edmond Edmond, OK 73003 First Class Mail Cretic Energy Services, LLC 3000S Business Hwy 281 Alice, TX 78332 First Class Mail Crg Production Company 200 N Harvey, Ste 1305 Oklahoma City, OK 73102 First Class Mail Cris Richardson Address Redacted First Class Mail Crixus Holdings, LLC 1 Allied Dr Suite 1110 Little Rock, AR 72202 First Class Mail Crixus Resources LLC 1 Allied Dr Ste 1720 Little Rock, AR 72202‐2068 First Class Mail Crm Energy Inc P.O. Box 1148 Oklahoma City, OK 73101‐1148 First Class Mail Crm Energy, Inc 909 Nw 71st St Oklahoma City, OK 73116 First Class Mail Crocker National Bank, Trustee Robert & Tessa Taylor P.O. Box 40909 Austin, TX 78704 First Class Mail Cross Timbers Oil Company Lp c/o Xto Energy Inc 810 Houston St, Ste 2000 Fort Worth, TX 76102‐6298 First Class Mail Cross Timbers Oil Company, Lp 810 Houston St Fort Worth, TX 76102 First Class Mail Cross Timbers Oil Company, LP 400 West 7th St Fort Worth, TX 76102 First Class Mail Cross Timbers Oil Company, Lp c/o Xto Energy 810 Houston St, Ste 2000 Fort Worth, TX 76102 First Class Mail Cross Timbers Roy Tr Dtd 2/12/91 Bank of America Na Trustee c/o Xto Energy Inc P.O. Box 840780 Dallas, TX 75284‐0780 First Class Mail Cross Timbers Royalty Trust Indenture Dtd 2/12/91 Successor By Merger With Cross Timbers Oil Company, Lp c/o Xto Energy, IncAttn: Mr Jeff Lummu Fort Worth, TX 76102‐6298 First Class Mail Crosstimbers Hot Shot Service, LLC‐ P.O. Box New Castle, OK 73065 First Class Mail Crow Properties P.O. Box 18403 Oklahoma City, OK 73154 First Class Mail Crusade Investments LLC 1704 Mclish St Ardmore, OK 73401 First Class Mail Crusader Energy Ii, LLC 807 Las Cimas Pkwy, Ste 350 Austin, TX 78746 First Class Mail Crusader Energy Iii, LLC 807 Las Cimas Pkwy, Ste 350 Austin, TX 78746 First Class Mail Crusader Holdings, LLC 807 Las Cimas Pkwy, Ste 350 Austin, TX 78746 First Class Mail Crystal Dionne Moser Address Redacted First Class Mail Crystal Gayle Mccoy Address Redacted First Class Mail Crystal Prag Address Redacted First Class Mail Crystal Richardson Sapir Address Redacted First Class Mail Crystal S Herrian Address Redacted First Class Mail Crystal Yvonne Best Address Redacted First Class Mail C's Royalty LLC P.O. Box 1496 Edmond, OK 73083‐1496 First Class Mail Csi Compressco Address Redacted First Class Mail Csi Compressco Lp P.O. Box 840082 Dallas, TX 75284 First Class Mail Csi Compressco Operating LLC Attn: Legal Department 24955 Interstate 45 North The Woodlands, TX 77380 First Class Mail Csm Inc 1201 Main St 13th Fl Dallas, TX 75202 First Class Mail Csm, Inc P.O. Box 83189 Dallas, TX 75283‐0189 First Class Mail Csm, Inc c/o Gary L Leonard 480 N Sam Houston Pkwy E, Ste 1 Houston, TX 77060‐3550 First Class Mail Ctaci Gary Address Redacted First Class Mail Ctaci Lynn & Chris Gary J/T Address Redacted First Class Mail Ctap, LLC 2585 Trailridge Dr E Lafayette, CO 80026 First Class Mail CU Daniels Address Redacted First Class Mail Curtis C & Sue A Johnston, H&W, Jt Address Redacted First Class Mail Curtis C Johnston & Sue A Johnston Address Redacted First Class Mail Curtis C Johnston & Sue A Johnston, Address Redacted First Class Mail Curtis J Meloy, Sr Address Redacted First Class Mail Curtis L Richman Address Redacted First Class Mail Curtis L Richmanc/o Edward Everett Darnielle Iii Address Redacted First Class Mail Curtis R Fisher Address Redacted First Class Mail Curtis Robert Pringle Address Redacted First Class Mail Curzon Management LLC 1116 Wiltshire Ave San Antonio, TX 78209 First Class Mail Curzon Operating Company Ltd 4509 N Classen Blvd Oklahoma City, OK 73118‐4836 First Class Mail Cutbirth Mineral Mgmt LLC 700 Nw 16th St Oklahoma City, OK 73103 First Class Mail Cv Spencer & Associates, LLC 11104 Colechester Ct Yukon, OK 73099 First Class Mail CW Wisdom c/o Alva State Bank P.O. Box 37 Alva, OK 73717 First Class Mail CW Wisdom Testamentary Trust Address Redacted First Class Mail Cws Wireline LLC 600 S Highway 81 Dover, OK 73734 First Class Mail Cynthia A Detrick Address Redacted First Class Mail Cynthia A Fenton Address Redacted First Class Mail Cynthia A Hunt Address Redacted First Class Mail Cynthia Alper Address Redacted First Class Mail Cynthia Anne Cox Address Redacted First Class Mail Cynthia C Scott Address Redacted First Class Mail Cynthia Camp Merli Address Redacted First Class Mail Cynthia Diane Heath Address Redacted First Class Mail Cynthia G Mowat Address Redacted First Class Mail Cynthia Hebert Address Redacted First Class Mail Cynthia Hebert Y Lopez Address Redacted First Class Mail Cynthia K Roberts Address Redacted First Class Mail Cynthia Louise Duff Address Redacted First Class Mail Cynthia Poarch Address Redacted First Class Mail Cynthia R Hively Address Redacted First Class Mail Cynthia Spring Redding Address Redacted First Class Mail Cynthia Yarbrough Address Redacted First Class Mail D & J Investments P.O. Box 2313 Pampa, TX 79066 First Class Mail D & J Investments P.O. Box 1677 Hereford, TX 79045 First Class Mail D & J Joint Venture P.O. Box 888615 Grand Rapids, MI 49588 First Class Mail D & J Minerals, Inc 1 Lakeshore Dr Corpus Christi, TX 78413 First Class Mail D & J Oil Company 4720 W Garriott Rd Enid, OK 73703 First Class Mail D & J Oil Company Inc 4720 W Garriott Rd Enid, OK 73703‐4637 First Class Mail D & U Limited c/o Brian Upp 10201 Hawthorn Dr Oklahoma City, OK 73120 First Class Mail D G Johnson Aka Dexter G Johnson c/o Bokf Na, Agent For Dexter G Johnson Educational & Benevolent Tst P.O. Box 1588 Tulsa, OK 74101‐1588 First Class Mail D Larry Stanton Address Redacted First Class Mail D M Shields & Ted M Riseling, Co‐Trustees of The Shields Children's Trust DatedAddress Redacted First Class Mail D R Hartnett Address Redacted First Class Mail D Richard Clark Address Redacted First Class Mail D Richard Clark Address Redacted First Class Mail D Richard Clark Address Redacted First Class Mail D Richard Clark Address Redacted First Class Mail D Richard Clark Address Redacted First Class Mail D Ross Harris Address Redacted First Class Mail D W Dixon Estate Address Redacted First Class Mail D&D Oil & Gas, LLC 2741 7750 Rd Crawford, CO 81415‐9540 First Class Mail D&G Trash Hauling, LLC 18907 Hy 33 Cheyenne, OK 73628 First Class Mail D&J Minerals, Inc 1 Lakeshore Dr Corpus Christi, TX 78413 First Class Mail D&M Hilliard Trucking, LLC 1513 Ne 2nd St Moore, OK 73160 First Class Mail D&S Oil Tools, Inc P.O. Box 297 Ratliff City, OK 73481 First Class Mail D&T Gungoll Exploration LLC Timothy J Gungoll, Manager P.O. Box 6209 Enid, OK 73702 First Class Mail D&T Swabbing & Well Services 105 E Exxon Rd Hennessey, OK 73742 First Class Mail D/J Petroleum, Lp, c/o Robert A Page, Attorney In Fact 300 West Douglas, 10th Fl Wichita, KS 67202 First Class Mail D’Ayree Investments, LLC 8900 Elk Alley Guthrie, OK 73044 First Class Mail Dabney Noel Petty Trust Frost National Bank, Tstee Uwo Ona S Petty Acct F0350100 P.O. Box 1600 San Antonio, TX 78296 First Class Mail Dagny's LLC P.O. Box 4346 Longview, TX 75606 First Class Mail Dagny's Operating, Lp P.O. Box 4346 Longview, TX 75606 First Class Mail Dagny's Properties, Lp P.O. Box 4346 Longview, TX 75606 First Class Mail Daisy I Wilkerson Romhild Estate Address Redacted First Class Mail Daisy Irene Wilkerson Romhild Estate Address Redacted First Class Mail Daisy WL Yong Address Redacted First Class Mail Dakhoma, LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Dakota Land, LLC P.O. Box 12973 Oklahoma City, OK 73157 First Class Mail Dalco Oil Company c/o Pec Minerals, Lp 16400 Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Dalco Petroleum Inc c/o Carol J Mcnern P.O. Box 4470 Tulsa, OK 74159 First Class Mail Dalco Petroleum Inc Turnaround Professionals C David Rhoades ‐ Receiver 401 South Boston, Ste 2320 Tulsa, OK 74103 First Class Mail Dalco Petroleum Inc P.O. Box 4470 Tulsa, OK 74159 First Class Mail Dale Choate Address Redacted First Class Mail Dale Choate & Kelly Choate, As Joint Tenants Address Redacted First Class Mail Dale Clark Melendy Address Redacted First Class Mail Dale Douglas American Mineral Partners Llc, Aif 322 S Cherokee St Hennessey, OK 73742 First Class Mail Dale Edward Garrett Address Redacted First Class Mail Dale Jones Address Redacted First Class Mail Dale L Neely Address Redacted First Class Mail Dale Oklahoma, LLC 2100 Ross Ave, Ste 1870 Dallas, TX 75201 First Class Mail Dale Red River Resources, LLC 13170 N Macarthur Blvd Oklahoma City, OK 73142 First Class Mail Dale Red River Resources, LLC 2100 Ross Ave, Ste 1870 Dallas, TX 75201 First Class Mail Dale Robinson Address Redacted First Class Mail Dale Schoeling Address Redacted First Class Mail Dale Williston Minerals 2012‐B Lp 2100 Ross Ave, Ste 1870, Lb‐9 Dallas, TX 75201 First Class Mail Dale/P Minerals Lp 2100 Ross Ave, Ste 1870, Lb‐9 Dallas, TX 75201 First Class Mail Dale/Peregrine Minerals Fund, Lp 2100 Ross Ave, Ste 1870, Lb‐9 Dallas, TX 75201 First Class Mail Dalton H Cobb, Jr Address Redacted First Class Mail Dalton Ok Fam Properties LLC 621 N Robinson, Ste 100 Oklahoma City, OK 73102 First Class Mail Dalton Oklahoma Family Properties, LLC c/o Heritage Trust Company, Manager P.O. Box 21708 Oklahoma City, OK 73156 First Class Mail Damson Energy A c/o Pioneer Natural Resources Usa, Inc 5205 N O'Connor Blvd, Ste 200 Irving, TX 75039 First Class Mail Damson Energy B c/o Pioneer Natural Resources Usa, Inc 5205 N O'Connor Blvd, Ste 200 Irving, TX 75039 First Class Mail Damson Oil Corp c/o Pioneer Natural Resources Usa, Inc 5205 N O'Connor Blvd, Ste 200 Irving, TX 75039 First Class Mail Dan B Lang, Trustee of The Barbara Lang Trust Address Redacted First Class Mail Dan B Lang, Trustee of The Vivian Baker Trust Address Redacted First Class Mail Dan E Miller Address Redacted First Class Mail Dan E Miller Rev Tr Dtd 11/7/97 Address Redacted First Class Mail Dan E Miller, Trustee of The Dan E Miller Address Redacted First Class Mail Dan F & Lynn M Hurley Rev Lvg Trust Address Redacted First Class Mail Dan F Hurley & Lynn M Hurley Revocable Living Trust U/A 11/17/97 Address Redacted First Class Mail Dan Mordhorst Address Redacted First Class Mail Dana Clarene Powell Address Redacted First Class Mail Dana G Volkert Rev Trust Regions Bank, Tstee c/o Regions Bank, Nrre P.O. Box 10463 Birmingham, AL 35202 First Class Mail Dana Ray Gawthrop Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 13 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 16 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Dana Sue Wade Address Redacted First Class Mail Dana Sue Wade Aka Dana S Wade Address Redacted First Class Mail Dana Terrell Address Redacted First Class Mail Dana Victoria & Jeffrey H Bollman, Address Redacted First Class Mail Dana Victoria Bollman & Jeffrey H Bollman, Address Redacted First Class Mail Dana Wrightsman Dantine, Trustee of The Dana Dantine Living Trust Dated 4/2 Address Redacted First Class Mail Danial Investments Lp 6211 W Northwest Highway Suite C‐257 Dallas, TX 75225 First Class Mail Danial Investments Lp 6211 W Northwest Highway, Ste 257 Dallas, TX 75225‐3477 First Class Mail Danial Investments Lp 6211 W Nw Hwy, Ste C‐256 Dallas, TX 75225 First Class Mail Danial Investments Lp 6211 W Northwest Hwy 257 Dallas, TX 75225 First Class Mail Danial Investments Lp Danny Schlachter 6211 Nw Hwy, Ste 256 Dallas, TX 75225 First Class Mail Danial Investments, Lp 6211 W Northwest Hwy, Ste C‐257 Dallas, TX 75225 First Class Mail Daniel A Jorns Oklahoma Trust Address Redacted First Class Mail Daniel Craun Address Redacted First Class Mail Daniel Dietrich Uffen Whiteman Address Redacted First Class Mail Daniel F & Ann S Crosswhite, Jts Address Redacted First Class Mail Daniel Franklin Crosswhite Address Redacted First Class Mail Daniel Freeman Bosworth Address Redacted First Class Mail Daniel G Geis Address Redacted First Class Mail Daniel G Maloney Address Redacted First Class Mail Daniel Hickman Address Redacted First Class Mail Daniel Hickman Address Redacted First Class Mail Daniel Judson Brown Address Redacted First Class Mail Daniel Keith Smith Address Redacted First Class Mail Daniel L Henley & Linda L Henley, Address Redacted First Class Mail Daniel M O'Neil Rev Living Trust Address Redacted First Class Mail Daniel M O'Neil, Sri, Revocable Living Trust, & Jeanne P O'Neil Trustee Address Redacted First Class Mail Daniel P Drake Address Redacted First Class Mail Daniel Rosse Houck Address Redacted First Class Mail Daniel S Maxwell Address Redacted First Class Mail Daniel Scalva Address Redacted First Class Mail Daniel Tyler Ward Trust Address Redacted First Class Mail Daniel W Hawes Address Redacted First Class Mail Daniel W Whitten Gst Exemp Res Trst Address Redacted First Class Mail Daniel Wehr Address Redacted First Class Mail Daniel Wymore Address Redacted First Class Mail Danielle Maysie Villafane Address Redacted First Class Mail D'Anna Shea Smith Address Redacted First Class Mail Danny Dale Buford Address Redacted First Class Mail Danny Ellis Address Redacted First Class Mail Danny Fielder Address Redacted First Class Mail Danny Gentry Address Redacted First Class Mail Danny Jay Halcomb Address Redacted First Class Mail Danny Jay Halcomb Address Redacted First Class Mail Danny Leroy Fales Address Redacted First Class Mail Danny Lyle Janzen Address Redacted First Class Mail Danny M & Sheila M Annett Address Redacted First Class Mail Danny M, Annett & Sheila M Annett Address Redacted First Class Mail Danny Marney Estate c/o Is John Hodgen, Attorney At Law 205 W Maple, Ste 806 Enid, OK 73701 First Class Mail Danny Mcmeekan Address Redacted First Class Mail Danny Morris Address Redacted First Class Mail Danny P Randolph Address Redacted First Class Mail Danny Ray Hajek Address Redacted First Class Mail Darby D Wheeler Address Redacted First Class Mail Dardik Surgical Associates Pc Pension Plan 270 Highwood Ave Tenafly, NJ 07670 First Class Mail Daren Peterson Address Redacted First Class Mail Darian K Doornbos Kedy & Diane Elizabeth Doornbos, Co‐Trustees of The Charles F Doornbos Revocable Trust Under Trust Agreement Dated August 1, 1990 P.O. Box 639 Bartlesville, OK 74005 First Class Mail Daril Wayne & Barbara J Reese, Jts Address Redacted First Class Mail Daril Wayne Reese Address Redacted First Class Mail Daril Wayne Reese & Barbara J Reese, Jt Address Redacted First Class Mail Darin Anders Address Redacted First Class Mail Darin G Eck Address Redacted First Class Mail Dark Horse Oil & Gas Inc 620 Nw 1st St Moore, OK 73160 First Class Mail Darla Ebert & Londa Martin, Trustees Address Redacted First Class Mail Darla Gail Miller Address Redacted First Class Mail Darla Jean Mealy Looney Address Redacted First Class Mail Darla Jo Goodwin Address Redacted First Class Mail Darla Lewis Address Redacted First Class Mail Darla Lewis Address Redacted First Class Mail Darlene Beck Address Redacted First Class Mail Darlene Brown Linton Address Redacted First Class Mail Darlene Brown Linton Address Redacted First Class Mail Darlene Caldwell Ross, aka Darlene Caldwell, Address Redacted First Class Mail Darlene June Lindsey Address Redacted First Class Mail Darnell Drilling, Inc 2250 Nw 39th St, Ste 100 Oklahoma City, OK 73112 First Class Mail Darrel A Hafling c/o William Hafling Address Redacted First Class Mail Darrel L & Joyce M Unruh Revoc Address Redacted First Class Mail Darrel L Mauck & Address Redacted First Class Mail Darrel Mauck Address Redacted First Class Mail Darrel Norcutt & Cari Norcutt Address Redacted First Class Mail Darrel Wayne Williams Address Redacted First Class Mail Darrell Adams Address Redacted First Class Mail Darrell Ernest Lee Address Redacted First Class Mail Darrell G & Jessica Phipps, Jtwros Address Redacted First Class Mail Darrell L Eck Address Redacted First Class Mail Darrell L Hatfield Address Redacted First Class Mail Darren Lane Rauch Address Redacted First Class Mail Darren R Cook Address Redacted First Class Mail Darren White Address Redacted First Class Mail Darrett James Long Address Redacted First Class Mail Darryl Derritt Address Redacted First Class Mail Darwin E Wakefield Address Redacted First Class Mail Daryl Jalane Pribyl Address Redacted First Class Mail Daryl M Reeser Address Redacted First Class Mail Daryl R Koning, Succ Tstee Under Address Redacted First Class Mail Daryl Yost Address Redacted First Class Mail Datha Cottingham Address Redacted First Class Mail Daunis Properties, Lp 1635 Rogers Rd Fort Worth, TX 76107 First Class Mail Dave G Yarbrough Address Redacted First Class Mail David A Guest Address Redacted First Class Mail David A Guest Address Redacted First Class Mail David A Jones c/o Humana Inc 471 W Main St, Ste 203 Louisville, KY 40202 First Class Mail David A Whitten Gst Exemp Res Trst Address Redacted First Class Mail David A Whitten Gst Exemption Residuary Trust c/o David A Whitten Address Redacted First Class Mail David A Whitten, Trustee of The David A Whitten Gst Exemption Residuary TrusAddress Redacted First Class Mail David Allen Address Redacted First Class Mail David Allen Poarch Jr Address Redacted First Class Mail David Bath Address Redacted First Class Mail David Brooks Address Redacted First Class Mail David Brooks Address Redacted First Class Mail David Brown Address Redacted First Class Mail David C Gritz Address Redacted First Class Mail David C Ingram Address Redacted First Class Mail David Christopher Davis Address Redacted First Class Mail David D & Beverly S Click Rev Trust Address Redacted First Class Mail David D Capron Address Redacted First Class Mail David D Grafe, Aka David B Grafe Address Redacted First Class Mail David D Jorns Address Redacted First Class Mail David D Kirk Address Redacted First Class Mail David Debusk Address Redacted First Class Mail David Dworsky Trust Address Redacted First Class Mail David E Morgan Energy, Inc 15 San Andreas Dr Danville, CA 94506 First Class Mail David E Morgan, Inc 15 San Andreas Dr Danville, CA 94506 First Class Mail David E Preble Address Redacted First Class Mail David E Simmons Address Redacted First Class Mail David F Freeman & Lorraine C Freeman Address Redacted First Class Mail David F Sims Survivors Trust A Address Redacted First Class Mail David F Williams Address Redacted First Class Mail David Franklin Cummins Address Redacted First Class Mail David G Licht Address Redacted First Class Mail David G Light Address Redacted First Class Mail David G Volkert Ii Family Trust Regions Bank, Tstee c/o Regions Bank, Nrre P.O. Box 10463 Birmingham, AL 35202 First Class Mail David George Meier Iii Address Redacted First Class Mail David Glenn Patterson Address Redacted First Class Mail David Gooden Address Redacted First Class Mail David Guest Address Redacted First Class Mail David H & Helen L Johnson, Co‐Trustees of The David H & Helen L Johnson Trust Under Revocable Trust Agreement Dated April 9, 2002 1501 W Plymouth Circle Broken Arrow, OK 74012‐0419 First Class Mail David H & Twila Ingle J/T Address Redacted First Class Mail David H Arrington Oil & Gas P.O. Box 2071 Midland, TX 79702‐0000 First Class Mail David H Kitchen Address Redacted First Class Mail David H Murdoch dba International Mining Company 10900 Wilshire Blvd, Ste 1600 Los Angeles, CA 90024 First Class Mail David H Murdock Dba International Mining Company 10000 Stockdale Hwy, Ste 300 Bakersfield, CA 93311 First Class Mail David Harold Ingle Address Redacted First Class Mail David Holt Address Redacted First Class Mail David Ibrahim Address Redacted First Class Mail David J Douglas Address Redacted First Class Mail David J Flackman c/o Bank of America, Aif P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail David J Flackman Address Redacted First Class Mail David J Heiden Address Redacted First Class Mail David Joe Marney Address Redacted First Class Mail David Joe Newgent Address Redacted First Class Mail David K Mcginnis Address Redacted First Class Mail David Kirk Address Redacted First Class Mail David Kirk c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail David L & Karen K Brown Rev Tst Address Redacted First Class Mail David L Arms c/o Blue Dophin Energy 13120 Macarthur Blvd Oklahoma City, OK 73142 First Class Mail David L Gillespie Address Redacted First Class Mail David L Hogan Address Redacted First Class Mail David L Jones, Doyle R Jones, & Donnis K Moore, As Trustees of The Marvin JoneAddress Redacted First Class Mail David L Jorns Address Redacted First Class Mail David L Richardson, Iii One Post Office Sq Apt 3740 Boston, MA 02109 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 14 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 17 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service David L Richardson, Iii Address Redacted First Class Mail David L Richardson, Iiic/o Leggat Mccall/Grubb & Ellis Address Redacted First Class Mail David Lamer Address Redacted First Class Mail David Lane Address Redacted First Class Mail David Lichthardt Address Redacted First Class Mail David M Carlson Address Redacted First Class Mail David M Pickens Address Redacted First Class Mail David M Rost Address Redacted First Class Mail David M Rost, Trstee Address Redacted First Class Mail David M Sansome, c/o Ashley L Sansomeattorney‐In‐Fact 4740 Miners Cove Circle Loomis, CA 95650 First Class Mail David M Whitney Address Redacted First Class Mail David Macy Address Redacted First Class Mail David Maris Address Redacted First Class Mail David Matousek Address Redacted First Class Mail David Mckay Green Address Redacted First Class Mail David Melton Address Redacted First Class Mail David Minard Address Redacted First Class Mail David N Ashby Address Redacted First Class Mail David O Olson Address Redacted First Class Mail David Owens Address Redacted First Class Mail David P Eckroat Address Redacted First Class Mail David P Lamer Address Redacted First Class Mail David P Lane Trustee of Amanda Address Redacted First Class Mail David Parker West Tstee Udt Address Redacted First Class Mail David Pope & Julie Pope, Husband & Wife Address Redacted First Class Mail David Primm, Or Unknown Heirs Of Address Redacted First Class Mail David R Cordell Address Redacted First Class Mail David R Gray Address Redacted First Class Mail David R Svejkovsky Address Redacted First Class Mail David Ray Hill Address Redacted First Class Mail David Ray Hixon Address Redacted First Class Mail David S Gottesman Address Redacted First Class Mail David S Gottesman Address Redacted First Class Mail David S Pletcher Address Redacted First Class Mail David Schram Address Redacted First Class Mail David Stulberg, c/o Lois Stulberg Address Redacted First Class Mail David Sukonik, Deceased Address Redacted First Class Mail David T Cook Rev Trust Dtd 03/22/94 Address Redacted First Class Mail David Teets Address Redacted First Class Mail David Turney Address Redacted First Class Mail David Volkert Estate c/o David Volkert Address Redacted First Class Mail David W & Cathy A Lee, Jts Address Redacted First Class Mail David W Dunn Address Redacted First Class Mail David W Edenfield Address Redacted First Class Mail David W Horton Address Redacted First Class Mail David W Horton Address Redacted First Class Mail David W Watson Address Redacted First Class Mail David Wagnon Address Redacted First Class Mail David Wehr Address Redacted First Class Mail David William Dulany Address Redacted First Class Mail David William Lee Address Redacted First Class Mail David Williams Address Redacted First Class Mail Davis Bros, LLC One Williams Center, Ste 2000 Tulsa, OK 74172 First Class Mail Davis Bros, LLC 110 W 7th St, Ste 1000 Tulsa, OK 74119 First Class Mail Davis Family Trust Utad Address Redacted First Class Mail Davjc Investments, Inc 4720 W Owen K Garriott Rd Enid, OK 73703 First Class Mail Dawn Smiley Address Redacted First Class Mail Dax Snooks Address Redacted First Class Mail Dayla Sparks Address Redacted First Class Mail D'Ayree Investment, LLC 8900 Elk Alley Guthrie, OK 73044 First Class Mail D'Ayree Investments, LLC P.O. Box 491 Kingfisher, OK 73750 First Class Mail D'Ayree Investments, LLC 8900 Elk Alley Guthrie, OK 73044 First Class Mail Db Swagger LLC P.O. Box 31883 Edmond, OK 73025 First Class Mail Db Swagger LLC P.O. Box 31883 Edmond, OK 73003 First Class Mail Db Trading Co 1410 Swallow Cir Lewisville, TX 75077‐7671 First Class Mail DC Energy, Inc 13921 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail DC Goff Reveocable Energy Trust 114 S College Ave, Ste B Fayettville, AR 72701 First Class Mail Dcp Midstream, Lp Attn: Revenue Accounting, Mid‐Continent 370 17th St, Ste 2500 Denver, CO 80202 First Class Mail Dcrg c/o Pine River Valley Bank Attention: Candy Heide 301 North Commerce Dr Bayfield, CO 81122 First Class Mail Dd Denny Properties, LLC 6200 S Pennsylvania Ave Guthrie, OK 73044 First Class Mail Ddk Royalty LLC 13170 N Macarthur Blvd Oklahoma City, OK 73142 First Class Mail De Lora Wood Address Redacted First Class Mail Dean Edward Mcclendon Le Address Redacted First Class Mail Dean Family Trust Address Redacted First Class Mail Dean Hughes Address Redacted First Class Mail Dean Ingram Address Redacted First Class Mail Dean Starr Address Redacted First Class Mail Deana Sue Titus Address Redacted First Class Mail Deaner & Company Christine A Head, Partner P.O. Box 2136 Centennial, CO 80161‐2136 First Class Mail Deanna Johnson Lacey, Lp 2714 N Locust St, Apt 1714 Denton, TX 76209 First Class Mail Deanna L Young Address Redacted First Class Mail Deanna Madoux Address Redacted First Class Mail Deanne M Moore Jt Address Redacted First Class Mail Deanne Story Freeman Address Redacted First Class Mail Dean's Casing Service, Inc P.O. Box 787 Holdenville, OK 74848 First Class Mail Debbie Harder‐Bullock Address Redacted First Class Mail Debbie Lane Address Redacted First Class Mail Debbie Lynn Smelser Address Redacted First Class Mail Debbie O'Hern Aka Debra Wilkett Address Redacted First Class Mail Debbie S Soileau Address Redacted First Class Mail Debbie Wuerzberger Address Redacted First Class Mail Debbie Wurzeberger Address Redacted First Class Mail Debora L Mccartney Address Redacted First Class Mail Debora L Mccartney Address Redacted First Class Mail Deborah Allred Address Redacted First Class Mail Deborah Ann Turnbow Address Redacted First Class Mail Deborah Ann Ward Address Redacted First Class Mail Deborah Gayle Cain Address Redacted First Class Mail Deborah Goodall, Trustee For The Ravkind‐Goodall Irrevocable Trust Address Redacted First Class Mail Deborah Goodall, Trustee For The Ravkind‐Goodall Irrevocable Trust Address Redacted First Class Mail Deborah Hecker Address Redacted First Class Mail Deborah K Riggs Address Redacted First Class Mail Deborah Kay Barton Address Redacted First Class Mail Deborah Kay Barton Address Redacted First Class Mail Deborah Kirby Richter Address Redacted First Class Mail Deborah L Walker, Trustee of The Kevin C Walker & Deborah L Walker Trust DatAddress Redacted First Class Mail Deborah Lynn Douglas Address Redacted First Class Mail Deborah Lynn Lack Address Redacted First Class Mail Deborah Millaway Address Redacted First Class Mail Deborah Quattlebaum Miller Address Redacted First Class Mail Deborah R Hartnett Address Redacted First Class Mail Deborah Shaw Liv Tr Address Redacted First Class Mail Debra A Robinson, Trustee For Riskshell Robinson Address Redacted First Class Mail Debra Ann Annuschat Address Redacted First Class Mail Debra D Porter Address Redacted First Class Mail Debra Emerson Address Redacted First Class Mail Debra Emerson Address Redacted First Class Mail Debra Evans Address Redacted First Class Mail Debra Gaither Address Redacted First Class Mail Debra Hardin Address Redacted First Class Mail Debra K Benham Address Redacted First Class Mail Debra K Bertrand c/o Bordas & Bordas, Pllc Attn: James G Bordas, Jr 1358 National Rd Wheeling, WV 26003 First Class Mail Debra L Bodenhamer Address Redacted First Class Mail Debra Lea Blakley Address Redacted First Class Mail Debra Lynn Banker 3700 W Tecumseh Rd Apt 1117 Norman, OK 73072 First Class Mail Debra Lynn Banker 6505 S 93rd East Ave Apt C Tulsa, OK 74133 First Class Mail Debra R Matika, Jtwros Address Redacted First Class Mail Debra S Cox Address Redacted First Class Mail Debra Sue Holder Address Redacted First Class Mail Debra Suter Stufflefield Address Redacted First Class Mail Decker Investments, Inc 1501 Cedar St Bartlesville, OK 74006 First Class Mail Dedra Sanford Address Redacted First Class Mail Deeann Bivens Address Redacted First Class Mail Deedra Jo Means Address Redacted First Class Mail Deena Burge Walsdorf Address Redacted First Class Mail Deep Fork Automation 1706 Westminster Pl Nichols Hills, OK 73120 First Class Mail Deep Fork Automation, LLC 1706 Westminster Pl Nichols Hills, OK 73120 First Class Mail Deep Fork Production, LLC 101 N Main Hennessey, OK 73742 First Class Mail Deep Well Energy Services, LLC P.O. Box 1000, Dept 0944 Memphis, TX 38148‐0944 First Class Mail Del Wanda Miller Address Redacted First Class Mail Delacosta Energy Lp c/o Slattery Perkins Ramirez 8000 Ih‐10 West, Ste 705 San Antonio, TX 78230 First Class Mail Delaware Dept of Finance Attn: Office of Unclaimed Property P.O. Box 8931 Wilmington, DE 19899‐8931 First Class Mail Delbert J Hladik Address Redacted First Class Mail Delbert Yarbrough Address Redacted First Class Mail Delcine Goodpasture Liv Tr Address Redacted First Class Mail Delcine Goodpasture Liv Tr Address Redacted First Class Mail Delfield Properties P.O. Box 720114 Oklahoma City, OK 73172 First Class Mail Deliane Miller Tr Dtd 4/1/1992 Address Redacted First Class Mail Della Washburn, Decsd c/o Linn Energy Holdings, Llc 14701 Hertz Quail Springs Pkwy Oklahoma City, OK 73134 First Class Mail Della Washburn, Estate Address Redacted First Class Mail Delmar Long Address Redacted First Class Mail Delmar M Beadle Address Redacted First Class Mail Delois Terrell Address Redacted First Class Mail Deloitte Tax LLP P.O. Box 844736 Dallas, TX 75284‐4736 First Class Mail Delores A Kimsey Address Redacted First Class Mail Delores Pryor (Dolores) P.O. Box 898 Holdenville, OK 74848 First Class Mail Deloris Moore Address Redacted First Class Mail Deloris Moore Estate Address Redacted First Class Mail Delta 08, LLC P.O. Box 471365 Fort Worth, TX 76147 First Class Mail Deltacore Energy Inc 16240 Muirfield Place Edmond, OK 73013 First Class Mail Delynn Madoux Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 15 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 18 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Delynn Rose Spinello Address Redacted First Class Mail Denice Kay Haworth Address Redacted First Class Mail Denis Matousek Address Redacted First Class Mail Denis Matousek & Melissa R Matousek, As Joint Tenants Address Redacted First Class Mail Denise Anne Banning Address Redacted First Class Mail Denise E Graham Address Redacted First Class Mail Denise Louise Collins Address Redacted First Class Mail Denise Lynn Curtis Address Redacted First Class Mail Denise Wass Whitehead Address Redacted First Class Mail Dennis Allen Weigand Address Redacted First Class Mail Dennis Blubaugh Address Redacted First Class Mail Dennis Carpenter Address Redacted First Class Mail Dennis Edward Fisher Address Redacted First Class Mail Dennis Hawkes Address Redacted First Class Mail Dennis K Mccarty Address Redacted First Class Mail Dennis K Niskern Address Redacted First Class Mail Dennis L Pealor Address Redacted First Class Mail Dennis Lee Brown Address Redacted First Class Mail Dennis Lee Collins Address Redacted First Class Mail Dennis Lee Henley Address Redacted First Class Mail Dennis Lee Henley Address Redacted First Class Mail Dennis Long Address Redacted First Class Mail Dennis Luman Address Redacted First Class Mail Dennis Mitchell Company, LLC 916 E Highway 50 Yankton, SD 57078‐4138 First Class Mail Dennis Musil & Debra J Cole, Joint Tenants Address Redacted First Class Mail Dennis Ray Walta Address Redacted First Class Mail Dennis Siegmann Address Redacted First Class Mail Denny Gentry Address Redacted First Class Mail Denny Gentry Connie Gentry Address Redacted First Class Mail Denny W Madoux Jr Address Redacted First Class Mail Dennyell Baty Address Redacted First Class Mail Deondre House Address Redacted First Class Mail Deone K Pearcy Address Redacted First Class Mail Department of The Treasury Attn: Unclaimed Property P.O. Box 2478 Richmond, VA 23218‐2478 First Class Mail Department of Treasury ‐ Internal Revenue Service Internal Revenue Service P.O. Box 7346 Philadelphia, PA 19101 First Class Mail Depex Reina 10 Address Redacted First Class Mail Depex Reina 9 Address Redacted First Class Mail Derand Resources Corp c/o David B Reese 460 S Lyra Circle Juno Beach, FL 33408 First Class Mail Derek D & Loresa K Mccoy Address Redacted First Class Mail Derek D Weigand Address Redacted First Class Mail Derek K Brown & Deren C Brown, Address Redacted First Class Mail Derek Mccoy Address Redacted First Class Mail Derek Moery Address Redacted First Class Mail Derek R Parker Address Redacted First Class Mail Derek Wehr Address Redacted First Class Mail Derin Mott Address Redacted First Class Mail Derrick & Julie Shannon Address Redacted First Class Mail Derrick Corporation P.O. Box 201211 Houston, TX 77216‐1211 First Class Mail Derwin Norwood Address Redacted First Class Mail Desdive Milacek Address Redacted First Class Mail Dessa Merritt Address Redacted First Class Mail Deven T Richardson Address Redacted First Class Mail Devid Felton Williams Address Redacted First Class Mail Devon Energy 333 W Sheridan Ave Oklahoma City, OK 73102 First Class Mail Devon Energy Company, Lp 333 W Sheridan Ave Oklahoma City, OK 73102 First Class Mail Devon Energy Corp c/o Mcafee & Taft A Professional Corp Attn: Timothy J Bomhoff, Esq 2 Leadership Sq 211 N Robinson, 10th Fl Oklahoma City, OK 73102 First Class Mail Devon Energy Corp 333 W Sheridan Ave Oklahoma City, OK 73102 First Class Mail Devon Energy Production Co Lp P.O. Box 842485 Dallas, TX 75284‐2485 First Class Mail Devon Energy Production Company 333 West Sheridan Ave Oklahoma City, OK 73102 First Class Mail Devon Energy Production Company Lp 333 W Sheridan Ave Oklahoma City, OK 73102 First Class Mail Devon Energy Production Company, Lp 333 West Sheridan Ave Oklahoma City, OK 73102 First Class Mail Devon Gale Smith Address Redacted First Class Mail Devon Gale Smith Address Redacted First Class Mail Devon Louisiana Corp 333 West Sheridan Ave Oklahoma City, OK 73102 First Class Mail Devon T Richardson Address Redacted First Class Mail Devyn Blythe Patterson Address Redacted First Class Mail Devynn Blythe Patterson Address Redacted First Class Mail Devynn Blythe Patterson Address Redacted First Class Mail Dewayne O Bohnstedt Address Redacted First Class Mail Dewey Selmon Family Trust Address Redacted First Class Mail Dewey Stringer Interests, Inc 2450 Fondren Rd, Apt 105 Houston, TX 77063‐2318 First Class Mail Dewitt Roy Bell Sr Address Redacted First Class Mail Dexter Holleyman Address Redacted First Class Mail Dge Limited Partnership 6 Ne 63rd St, Ste 300 Oklahoma City, OK 73105 First Class Mail Dgf Interests LLC 1726 Dorchester Dr Nichols Hills, OK 73120 First Class Mail Dgf Interests, LLC 1726 Dorchester Dr Nichols Hills, OK 73120‐1006 First Class Mail DI Pilcher, Presumably Deceased Address Redacted First Class Mail Diamond Energy Inc P.O. Box 47 Great Bend, KS 67530 First Class Mail Diamond Production Company, LLC, Aka Diamond Production Company c/o Fellers Snider Blankenship Bailey Tippen Attn: Mark K Stonecipher 100 N Broadway Ste 1700 Oklahoma City, OK 73102 First Class Mail Diana D Pavlu Lvg Trust Dtd 7/27/98 Address Redacted First Class Mail Diana G O'Daniell Address Redacted First Class Mail Diana Houston Address Redacted First Class Mail Diana L Jones Address Redacted First Class Mail Diana L Stratz Address Redacted First Class Mail Diana Rauch Rippy Address Redacted First Class Mail Diana Swart Address Redacted First Class Mail Dianah K Hale Address Redacted First Class Mail Diane D Edwards Address Redacted First Class Mail Diane E Doornbos & Darin K Doornbos Kedy, Co‐Trustees of The Charles F Doornbos Revocable Trust Under Agreement Dated August 1, 1990 P.O. Box 639 Bartlesville, OK 74005 First Class Mail Diane G Peters Address Redacted First Class Mail Diane Garrison Rev Tr Dtd 1/31/2003 Address Redacted First Class Mail Diane L Petru Address Redacted First Class Mail Diane M Schutte Address Redacted First Class Mail Diane V Anderson Address Redacted First Class Mail Diane Woodward‐Frost Trust Address Redacted First Class Mail Dianna G Higgs Address Redacted First Class Mail Dianna G Higgs Address Redacted First Class Mail Dianne O Sublett Address Redacted First Class Mail Dianne Thomas Address Redacted First Class Mail Dick Bogert, Inc 13933 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Dick Bogert, Inc c/o Dick Bogert, 3317 Hickory Stick Rd Oklahoma City, OK 73120 First Class Mail Dick Caruthers Address Redacted First Class Mail Dick Currie Address Redacted First Class Mail Dick Currie c/o Dick & Connie Currie Architectural Millwork, Inc, Jack Wettenge 2400 Ne 63rd Oklahoma City, OK 73111 First Class Mail Dick Lewallen Address Redacted First Class Mail Dick M Battle Address Redacted First Class Mail Dick M Battle Address Redacted First Class Mail Dick S Horton & Willena G Horton, Trustees, Address Redacted First Class Mail Dick S Horton Liv Trt Dtd Address Redacted First Class Mail Dickie Lee & Linda Lou Parker, Jts Address Redacted First Class Mail Dickson Energy, Inc 2658 Beachmont Dallas, TX 75201 First Class Mail Dickson Energy, Inc, A Texas Corp 2658 Beechmont Dallas, TX 75228 First Class Mail Dico 1979 Ltd 4809 Cole Ave Ste 170 Lb 102 Dallas, TX 75205 First Class Mail Dierker‐Kearney, LLC 11200 Thom Ridge Rd Oklahoma City, OK 73120 First Class Mail Dierker‐Kearney, LLC 11200 Thorn Ridge Rd Oklahoma City, OK 73120 First Class Mail Dietra Roberts Address Redacted First Class Mail Dilcie Marie Best Address Redacted First Class Mail Dillingham Family Rev Trust Address Redacted First Class Mail Dinah L Brendle Address Redacted First Class Mail District of Columbia Office of The Chief Financial Officer Attn: Unclaimed Property Div 1350 Pennsylvania Ave Nw, Ste 203 Washington, DC 20004 First Class Mail Diverse Energy Investments c/o Fortune Natural Resources Corp 2601 Nw Expressway, Ste 1200W Oklahoma City, OK 73112 First Class Mail Diverse Energy Investments 820 Gessner Rd, Ste 1350 Houston, TX 77024 First Class Mail Diverterplus, LLC P.O. Box 796015 St Louis, MO 63179 First Class Mail Divine Scavenger, LLC 288 Felix Fisher Rd Hunt, TX 78024‐3452 First Class Mail Dixie Arnold Address Redacted First Class Mail Dixie Oil & Gas Co LLC 113 W 8Th Amarillo, TX 79101 First Class Mail Dixon Resources Ltd 10100 N Central Expy, Ste 200 Dallas, TX 75231 First Class Mail Djdm Family Ltd Partnership Attn: Dana Or Jane Santelli 5386 Bayshore Dr Athens, TX 75752 First Class Mail Djh Oil & Gas Ltd 712 Main St Suite 1900 Houston, TX 77002 First Class Mail Dlb Farms LLC P.O. Box 526 Okeene, OK 73763 First Class Mail DM Shields & Frances M Shields, Co‐Trustees of The DM & Frances M Shields Revocable Trust Dated 9/3/1991 2130 East 48th St Tulsa, OK 74105 First Class Mail Dmr Resources, Inc 525 N 6Th Clinton, OK 73601 First Class Mail Dms Reserves LLC P.O. Box 430 Fulton, CA 95439 First Class Mail Dms Reserves, LLC P.O. Box 5590 Fultron, CA 95439 First Class Mail Dna Locating Services P.O. Box 183 Garber, OK 73738 First Class Mail Dna Locating Services, LLC P.O. Box 183 Garber, OK 73738 First Class Mail Dnow LP 7909 Parkwood Circle Dr Houston, TX 77036 First Class Mail Dnr Oil & Gas, Inc 12741 East Caley Ave, Ste 142 Englewood, CO 80111 First Class Mail Doerner Saunders Daniel & Anderson, Llp 2 W 2nd St Tulsa, OK 74103 First Class Mail Dolly C Fleshe,R Trustee of Address Redacted First Class Mail Dolly C Flesher Rev Trust Address Redacted First Class Mail Dolly D Harris, Aka Dolly Dimple Harris Address Redacted First Class Mail Dominion Oklahoma Texas Exploration & Production 120 Tredegar St Richmond, VA 23219 First Class Mail Dominion Oklahoma Texas Exploration & Production, Inc 16800 Greenspoint Dr Houston, TX 77060 First Class Mail Dominion Oklahoma Texas Exploration & Production, Inc, A Delaware Corp 16800 Greenspoint Dr Houston, TX 77060 First Class Mail Dominique E Wilfong Address Redacted First Class Mail Dominique E Wilfong, Trustee of The Dominique E Wilfong Revocable Living TruAddress Redacted First Class Mail Don A Whitten, As Trustee of The Daniel W Whitten Gst Exemption Residuary T Address Redacted First Class Mail Don Dickerson Address Redacted First Class Mail Don Earl Laporte Address Redacted First Class Mail Don Gruntmeir Address Redacted First Class Mail Don Haymaker Address Redacted First Class Mail Don J Leeman Address Redacted First Class Mail Don J Timberlake Address Redacted First Class Mail Don L Hanson Address Redacted First Class Mail Don L Roby & Bette L Roby Lvg Tst Address Redacted First Class Mail Don M Flynn Address Redacted First Class Mail Don Mcginnis Address Redacted First Class Mail Don Mckelvey Address Redacted First Class Mail Don Nightengale Rev Trust Address Redacted First Class Mail Don Rheudasil Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 16 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 19 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Don V Ingram Address Redacted First Class Mail Don W Mcdaniel & Bonnie Mcdaniel, Co‐Trustees of The Don W Mcdaniel LivingAddress Redacted First Class Mail Don W Mcdaniel Living Trust Address Redacted First Class Mail Don W Mcdaniel Living Trust, Don W Mcdaniel Andbonnie Mcdaniel, Co‐TrusteeAddress Redacted First Class Mail Don Wehr Address Redacted First Class Mail Dona Jean Laporte Milbers Address Redacted First Class Mail Donald & Cheryl Snethen Trust Address Redacted First Class Mail Donald & Dorothy Stretch Address Redacted First Class Mail Donald & Sally F Laden Liv Trust Address Redacted First Class Mail Donald A Regar c/o Bogo Energy Corp 13933 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Donald Allen Address Redacted First Class Mail Donald B Stott Address Redacted First Class Mail Donald B Stott Address Redacted First Class Mail Donald Bernard Address Redacted First Class Mail Donald C Briix & Pamela J Briix Address Redacted First Class Mail Donald Eugene Anders Address Redacted First Class Mail Donald Eugene Page Address Redacted First Class Mail Donald F Mitchell, Deceased Address Redacted First Class Mail Donald G & B A Greteman Rev Lvg Tst Address Redacted First Class Mail Donald G Scheffler Address Redacted First Class Mail Donald Gene Hill Address Redacted First Class Mail Donald Hatfield Address Redacted First Class Mail Donald Herrian Address Redacted First Class Mail Donald J Carpenter Address Redacted First Class Mail Donald Joe Hill Jr Address Redacted First Class Mail Donald K Tice Address Redacted First Class Mail Donald L & Michelle C Jones, Jts Address Redacted First Class Mail Donald Lee Buford Address Redacted First Class Mail Donald Lee Buford, Ii Address Redacted First Class Mail Donald Lee Norris Rev Lifetime Tr Address Redacted First Class Mail Donald M Johnson Address Redacted First Class Mail Donald M Olson Estate Address Redacted First Class Mail Donald N Petcher Address Redacted First Class Mail Donald Ray Evans Address Redacted First Class Mail Donald Ray Lawrence Address Redacted First Class Mail Donald Scott Lindsey & Nancy Cramer Lindsay, Address Redacted First Class Mail Donald Scott Mcgovern Address Redacted First Class Mail Donald Scott Mewherter Address Redacted First Class Mail Donald W & Debora K Mceachern, Jtwr Address Redacted First Class Mail Donald W Eckroat Address Redacted First Class Mail Donald W Shields & Leona Kay Shields Address Redacted First Class Mail Donald W Taylor Address Redacted First Class Mail Donald Yost & Bonnie Yost, Co‐Trusteesof The Donald Yost & Bonnie Yost Rev L Address Redacted First Class Mail Donita M Ryder Address Redacted First Class Mail Donita Ryker Address Redacted First Class Mail Donna Berry Miller Address Redacted First Class Mail Donna Cram Moler Address Redacted First Class Mail Donna D Webb dba Petrodudes Address Redacted First Class Mail Donna J Black Living Trust Address Redacted First Class Mail Donna J Duffy Address Redacted First Class Mail Donna Jean Barker Address Redacted First Class Mail Donna Jean Kramer & Brenda Kay Address Redacted First Class Mail Donna Jones Address Redacted First Class Mail Donna June Colvin Address Redacted First Class Mail Donna K White Address Redacted First Class Mail Donna Kay Cook, Dvm Address Redacted First Class Mail Donna L Kaminsky Address Redacted First Class Mail Donna M Collins Address Redacted First Class Mail Donna Marie Ford Address Redacted First Class Mail Donna May Simunek Address Redacted First Class Mail Donna Melton Address Redacted First Class Mail Donna Olson Address Redacted First Class Mail Donna R Jones Address Redacted First Class Mail Donna Ray Walta Address Redacted First Class Mail Donna Sue Jackson Address Redacted First Class Mail Donnis K Moore Address Redacted First Class Mail Donnora Parker Reed Address Redacted First Class Mail Donnora Parker Reed Address Redacted First Class Mail Dorado E&P Partners, LLC 1401 17th St, Ste 1500 Denver, CO 80202 First Class Mail Dorado E&P Partners, LLC c/o Mahaffer & Gore, PC Attn: Travis P Brown 300 NE 1st St Oklahoma City, OK 73104‐4004 First Class Mail Doralyn Emma Gordon Address Redacted First Class Mail Dorcas Sue Nolan Incompetant P.O. Box 640 Monahans, TX 79756 First Class Mail Dorchester Minerals, Ok Lp 3838 Oak Lawn Ave, Ste300 Dallas, TX 75219‐4541 First Class Mail Dorchester Resources Lp P.O. Box 18879 Oklahoma City, OK 73154 First Class Mail Dorchester Resources, Lp P.O. Box 18879 Oklahoma City, OK 73154‐8879 First Class Mail Doretta Lee Checote Address Redacted First Class Mail Doretta Lee Checote Address Redacted First Class Mail Doris Caldwell Prim Address Redacted First Class Mail Doris Cleeton Address Redacted First Class Mail Doris E Turney Rev Tst Dtd 03/28/17 Address Redacted First Class Mail Doris Gene Lamle Schroeder Address Redacted First Class Mail Doris Goetz Address Redacted First Class Mail Doris Jean Blair Address Redacted First Class Mail Doris Joan Blair Address Redacted First Class Mail Doris Pownell Gee Address Redacted First Class Mail Doris R Taylor Address Redacted First Class Mail Doris Ruth Brehm, Trustee of The Address Redacted First Class Mail Dormie G Materi Address Redacted First Class Mail Dorothy A Coffey Address Redacted First Class Mail Dorothy A Prag Aka Dorothy Alvena Prag Address Redacted First Class Mail Dorothy Alvena Prag Address Redacted First Class Mail Dorothy B Wilson Address Redacted First Class Mail Dorothy Brewster Address Redacted First Class Mail Dorothy Cargill Healey Address Redacted First Class Mail Dorothy Cecil Corff Aka Address Redacted First Class Mail Dorothy Cecil Corff aka Dorothy Cecialia Corff Fka Dorothy C Vancura Address Redacted First Class Mail Dorothy E Smith Trust Address Redacted First Class Mail Dorothy Faye Kimble Address Redacted First Class Mail Dorothy G Bennett aka Dorothy Granberry Address Redacted First Class Mail Dorothy Jane Robinson White Tr Address Redacted First Class Mail Dorothy Jane Williams Address Redacted First Class Mail Dorothy Lee Hoskins Tst Dtd 9/23/96 Address Redacted First Class Mail Dorothy Loosen 1998 Revocable Trust Address Redacted First Class Mail Dorothy Loosen Rev Tst Dtd 2/11/98 Address Redacted First Class Mail Dorothy Loosen, Trustee of The Dorothy Loosen 1998 Revocable Trust Dated FeAddress Redacted First Class Mail Dorothy M Low Address Redacted First Class Mail Dorothy M Webb Rev Trst Dtd 4/17/12 Address Redacted First Class Mail Dorothy Marie Torres Address Redacted First Class Mail Dorothy N Morgan Address Redacted First Class Mail Dorothy Resneder Address Redacted First Class Mail Dorothy S Hinchey Address Redacted First Class Mail Dorothy S Hinchey aka Dorothey F Hinchey Ambrose c/o Timothy Monroe HinchAddress Redacted First Class Mail Dorothy Snethen, Deceased, c/o Nancy Lea Van Camp Address Redacted First Class Mail Dorothy Thompson Address Redacted First Class Mail Dorothy Thompson c/o Kathy Mcnutt Address Redacted First Class Mail Dorothy Wriston Address Redacted First Class Mail Dorothy Yoder Address Redacted First Class Mail Dorris L Crawford Address Redacted First Class Mail Dorsey N Brown Trust Address Redacted First Class Mail Doss Oil Royalty Company P.O. Box 54 Mcalester, OK 74502‐0054 First Class Mail Dottie Rabe Address Redacted First Class Mail Double H Services LLC P.O. Box 118 Garber, OK 73738 First Class Mail Double‐B Minerals LLC 169 Rainbow Dr 6969 Livingston, TX 77399 First Class Mail Doug & Brenda Byford Address Redacted First Class Mail Doug & Nan Hagin, LLC P.O. Box 425 Seaview, WA 98644 First Class Mail Doug & Nan Hagin, LLC Douglas S Hagin, ManagerP.O. Box 425 Seaview, WA 98644 First Class Mail Doug Byford Address Redacted First Class Mail Doug Byford Address Redacted First Class Mail Doug Holleman Address Redacted First Class Mail Doug Holleman Address Redacted First Class Mail Doug Rathjen & Kaynet Rathjen Address Redacted First Class Mail Douglas A Bovee Address Redacted First Class Mail Douglas Barnes Address Redacted First Class Mail Douglas Barnes Address Redacted First Class Mail Douglas Barnes, Dlb Farms LLC Nwm Operating Inc 202 S Main St Okeene, OK 73763 First Class Mail Douglas Barnes, Member/Manager of Dlb Farms, LLC P.O. Box 526 Okeene, OK 73763 First Class Mail Douglas Berry Address Redacted First Class Mail Douglas C Dierksen Address Redacted First Class Mail Douglas Edward Reynolds Address Redacted First Class Mail Douglas Eugene Hendricks Address Redacted First Class Mail Douglas George Barnes Rev Trust Address Redacted First Class Mail Douglas L Renfro Address Redacted First Class Mail Douglas M Vander Ploeg Address Redacted First Class Mail Douglas Ranches LLC,Rim Operating Inc As Agent 5 Inerness Dr East Englewood, CO 80111 First Class Mail Douglas Resources Corp 1421 Good Hope Rd Se Washington, DC 20020 First Class Mail Douglas Roger Moore Address Redacted First Class Mail Douglas Russell Address Redacted First Class Mail Douglas Thompson Address Redacted First Class Mail Douglas Van Meter Address Redacted First Class Mail Douglas W Goetzinger Address Redacted First Class Mail Douglass Family Oil, LLC P.O. Box 1111 Ardmore, OK 73402‐1111 First Class Mail Downhole Technology LLC 12450 Cutten Rd Houston, TX 77066 First Class Mail Downing Wellhead Equipment, LLC Department 960544 Oklahoma City, OK 73196 First Class Mail Downing Wellhead Equipment, LLC Sef Energy 2601 Nw Expressway, Ste 900E Oklahoma City, OK 73112 First Class Mail Downtown Design Services, Inc (Ddsi) P.O. Box 9427 Tulsa, OK 74157 First Class Mail Doyco, Inc 1410 Swallow Circle Lewisville, TX 75067 First Class Mail Doyle Eugene White Jr Address Redacted First Class Mail Doyle Eugene White Jr Address Redacted First Class Mail Doyle Miller Address Redacted First Class Mail Doyle Nightengale Address Redacted First Class Mail Doyle W Rahe & Wilma Rahe Revocable Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 17 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 20 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Dr Arthur Charnov, c/o Debra Ann Bechtel Address Redacted First Class Mail Dr Floyd Klouw, c/o John G Klouw Address Redacted First Class Mail Dr Gerald Dennison Address Redacted First Class Mail Dr Harry King Address Redacted First Class Mail Dr Harvey A Lincoff Address Redacted First Class Mail Dr Harvey A Lincoff Address Redacted First Class Mail Dr Henry King Address Redacted First Class Mail Dr James F Drummond Address Redacted First Class Mail Dr K H Bagwell Address Redacted First Class Mail Dr Presley Reed, Jr Address Redacted First Class Mail Dr Richard Silver Address Redacted First Class Mail Dr Richard Silver Address Redacted First Class Mail Draco Gas Partners, Lp 1050 17th St, Ste 800 Denver, CO 80265 First Class Mail Dragon Consulting, LLC 10649 S Erie Ave Tulsa, OK 74137 First Class Mail Drake‐Gungoll Enterprises P.O. Box 18466 Oklahoma City, OK 73154 First Class Mail Drake‐Gungoll Enterprises, ALP P.O. Box 18466 Oklahoma City, OK 73154 First Class Mail Driftwood LLC P.O. Box 1765 Enid, OK 73702 First Class Mail Drilformance LLC 15815 Waverly Dr Houston, TX 77032 First Class Mail Drill Spec Services, LLC P.O. Box 175 Piedmont, OK 73078 First Class Mail Drillchem Drilling Solutions, LLC P.O. Box 132107 Spring, TX 77393 First Class Mail Drilling Hotshot Service, Inc P.O. Box 1055 Greenwood, AR 72936 First Class Mail Drilling Info, Inc 2901 Via Fortuna Building 6, Ste 200 Austin, TX 78746 First Class Mail Duane H Miller Address Redacted First Class Mail Duane Yarbrough Address Redacted First Class Mail Duke Minerals LLC c/o Hancock & Company 4815 S Harvard, Ste 460 Tulsa, OK 74135 First Class Mail Duke Minerals LLC c/o Hancock & Company 511 Couch Dr, Third Fl Oklahoma City, OK 73102 First Class Mail Dunkin Families LLC c/o Farmers Ntl Co, Agent 7122 S Sheridan Rd, Box 615 Tulsa, OK 74133 First Class Mail Dunkin Families, LLC 4130 E 31st St Apt 2028 Tulsa, OK 73034 First Class Mail Dunkin Families, LLC 4130 E 31st St, Apt 2028 Tulsa, OK 74135‐1535 First Class Mail Durham Family Trust #1 Address Redacted First Class Mail Durham Ranch LLC 254315 E 600 Rd Okeene, OK 73763 First Class Mail Dustin H Griffin Ii Address Redacted First Class Mail Dustin J Weber Address Redacted First Class Mail Dustin J Weber Address Redacted First Class Mail Dustin Martin Address Redacted First Class Mail Dustin Miller Address Redacted First Class Mail Dutch Petroleum LLC 100 North Broadwaysuite 2110 Oklahoma City, OK 73102 First Class Mail DW Garrett Trust Address Redacted First Class Mail Dwain & D Jindra Rev Lvg Tr Address Redacted First Class Mail Dwain Jindra aka Dwaine Jindra, Address Redacted First Class Mail Dwayne D Allen c/o Lobo Investment Company, LLC 2441 E 40th St Tulsa, OK 74105 First Class Mail Dwayne E Bell Address Redacted First Class Mail Dwayne E Suit Address Redacted First Class Mail Dwayne E Suit Address Redacted First Class Mail Dwight A Gibson Address Redacted First Class Mail Dww Petrophysics LLC Attn: David Walker 12516 Rohan Ct Oklahoma City, OK 73170 First Class Mail Dyer Coatney Schroeder Attorneys At Law 16328 Muirfield Place Edmond, OK 73013 First Class Mail Dylon Gerber Address Redacted First Class Mail Dynamic Green Solutions, LLC 19002 Fox Lake Rd Pacific, MO 63069 First Class Mail Dynasty Minerals, LLC 5025 Gaillardia Corporate Place Suite D Oklahoma City, OK 73142 First Class Mail Dynasty Oil & Gas LLC 5025 Gaillardia Corporate Pl Ste D Oklahoma City, OK 73142‐1892 First Class Mail Dytex Oil Producers Inc P.O. Box 4379 Plant City, FL 33563‐0023 First Class Mail E & K Oil Corp 1213 Kenilworth Rd Oklahoma City, OK 73114 First Class Mail E C Coppola Family Lp P.O. Box 191446 Dallas, TX 75219‐8446 First Class Mail E C Energy Partners, Lp P.O. Box 191446 Dallas, TX 75219‐8446 First Class Mail E Don Lewis, Trustee of The Lewis Family Trust Dated October 15, 1993 Address Redacted First Class Mail E G Energy LLC 9204 Cherokee Ln Leawood, KS 66206 First Class Mail E G Energy LLC P.O. Box 6244 Leawood, KS 66206‐6244 First Class Mail E Griffy, Iii & Mary Jane Griffy Address Redacted First Class Mail E J Kunkel Royalty, LLC Two Leadership Sq P.O. Box 660279 Dallas, TX 75266 First Class Mail E James Files Jr Address Redacted First Class Mail E M Shearer Address Redacted First Class Mail E Scott Family Lp 7629 Hillside Rd, Ste 100 Amarillo, TX 79119 First Class Mail E Taylor Armstrong, Trustee Address Redacted First Class Mail E W Richardson Address Redacted First Class Mail Ea Petroleum Inc P.O. Box 6559 Norman, OK 73070 First Class Mail Eag Minerals, LLC P.O. Box 50633 Midland, TX 79710 First Class Mail Eagle Oil & Gas Co 5950 Berkshire Ln Dallas, TX 75225 First Class Mail Eagle Oil & Gas Co 2525 Kell Blvd, Ste 510 Wichita Falls, TX 76308‐1061 First Class Mail Eagle Oil & Gas Co 5950 Berkshire Ln, Ste 1100 Dallas, TX 75225 First Class Mail Eagle Oil & Gas Company c/o Spencer Fane, Llp Attn: Paul Trimble 9400 N Broadway Extension, Ste 600 Oklahoma City, OK 73114‐7423 First Class Mail Eagle Production & Investment 15708 Traditions Dr Edmond, OK 73013 First Class Mail Eagle Production & Investment Corp 15708 Traditions Dr Edmond, OK 73013 First Class Mail Eagle Propane Company P.O. Box 6 Hennessey, OK 73742 First Class Mail Earl & T Jo Summers Address Redacted First Class Mail Earl Dean Patzkowsky Address Redacted First Class Mail Earl Eugene Thiems Address Redacted First Class Mail Earl G Rodman, Jr Address Redacted First Class Mail Earl Gray Address Redacted First Class Mail Earl Gray c/o Pauline Gray Address Redacted First Class Mail Earl Hildabrand Address Redacted First Class Mail Earl L Pride (Decd) c/o Mary Pride 1509 Oak Dr Edmond, OK 73034 First Class Mail Earl Pregler Rev Trust Address Redacted First Class Mail Earl Pregler Revocable Trust Address Redacted First Class Mail Earl Rosentiel Address Redacted First Class Mail Earl Sneed Address Redacted First Class Mail Earl Teal Address Redacted First Class Mail Earl W & Jacquelyn V Anderson Address Redacted First Class Mail Earles Energy P.O. Box 77101 Ft. Worth, TX 76717 First Class Mail Easley Family Rev Trust Address Redacted First Class Mail East Haven Energy LLC 650 E Dove Rd Southlake, TX 76092 First Class Mail East Lothians Mcbryde Trust Address Redacted First Class Mail East‐Co Rental Tools, Inc P.O. Box 1432 Enid, OK 73702 First Class Mail Eaw Energy Partners Fund Ii Lp P.O. Box 25469 Dallas, TX 75225‐1469 First Class Mail Eaw Energy Partners Fund Ii, Lp P.O. Box 25469 Dallas, TX 75225 First Class Mail Ebeling Oil, LLC 5203 Emil Amarillo, TX 79106 First Class Mail Ebeling Oil, LLC 5203 Emil Ave Amarillo, TX 79106 First Class Mail Ebeling Oil, LLC P.O. Box 349 Breckenridge, TX 76424‐0349 First Class Mail EC Loosen Mineral LLC 620 N Prouty Ave Watonga, OK 73772 First Class Mail Ecc LLC P.O. Box 18735 Oklahoma City, OK 73154 First Class Mail Ecfb Minerals, LLC 702 Wayside Dr Austin, TX 78703 First Class Mail Ecfb Minerals, LLC & John Nixon Fox, Iii, & David Hoover, Co‐Trustees of The Evelyn Conley Fox Berndt Revocable Trust of 2012 303 Colorado St, Ste 2300 Austin, TX 78701 First Class Mail Echo Energy Partners I LLC 3817 Northwest Expressway, Ste 840 Oklahoma City, OK 73112 First Class Mail Echo Operating LLC 3817 Northwest Expressway, Ste 840 Oklahoma City, OK 73112 First Class Mail Echols Energy, LLC P.O. Box 709 Breckinridge, TX 76424 First Class Mail Eck 90 Trust Address Redacted First Class Mail Eckroat Grain & Warehouse Inc 1106 Martin Luther King Ave Oklahoma City, OK 73117 First Class Mail Eckroat Seed Co Address Redacted First Class Mail ECO‐LIFT ENERGY SERVICES INC Attn: Angela Burdick 1450 E Loomis Rd Weatherford, OK 73096 First Class Mail Eco‐Lift Energy Services, Inc P.O. Box 662 Weatherford, OK 73096 First Class Mail Ecrument Koray Bakir Address Redacted First Class Mail Ed Chandler Address Redacted First Class Mail Ed Nakamura Address Redacted First Class Mail Eda May Dodd Address Redacted First Class Mail Eddie Lee Poarch Address Redacted First Class Mail Eddie Norman Address Redacted First Class Mail Eddie Norman Address Redacted First Class Mail Eddie Zaloudek & Sons 427 F Ave Kremlin, OK 73753 First Class Mail Eddy Ray Boettler Address Redacted First Class Mail Edgar A Evans Aka Edgar Allen Evans Address Redacted First Class Mail Edgar Allen Evans Address Redacted First Class Mail Edgar H Enslin, Jr Address Redacted First Class Mail Edgar L Hamm Jr Address Redacted First Class Mail Edgar Ray Address Redacted First Class Mail Edge Services Inc POBox 609 Woodward, OK 73802 First Class Mail Edgewood Gas & Oil Venture 2238 Edgewood Ave South Minneapolis, MN 55426 First Class Mail Edith I Nelson Address Redacted First Class Mail Edith Joann Kelley Address Redacted First Class Mail Edith Katie Willey Address Redacted First Class Mail Edith Katie Willey Address Redacted First Class Mail Edna Dorris Address Redacted First Class Mail Edna P Cleeton Blome Address Redacted First Class Mail Edsel Denning c/o Fyetta Denning Address Redacted First Class Mail Edward & Rubye Johnson, Life Estate Address Redacted First Class Mail Edward Bennett Address Redacted First Class Mail Edward Breger & His Known & Unknown Heirs Address Redacted First Class Mail Edward C Johnson & Rubye W Johnson, Address Redacted First Class Mail Edward D Hill & Beverly A Hill, Co‐Trustees Address Redacted First Class Mail Edward D Hill & Beverly A Hill, Co‐Trustees of Address Redacted First Class Mail Edward Dwayne Travis Address Redacted First Class Mail Edward E Cook Address Redacted First Class Mail Edward E Stocker Address Redacted First Class Mail Edward Earl Oltmanns Irrevocable Address Redacted First Class Mail Edward G Goldman Address Redacted First Class Mail Edward G Moran, Trustee of The Carl W Swan Collateral Trust 2601 N W Expressway, Ste 1110W Oklahoma City, OK 73112 First Class Mail Edward Gawthrop Address Redacted First Class Mail Edward J Mekis Address Redacted First Class Mail Edward J Spiegel Revocable Trust Address Redacted First Class Mail Edward J Vickers Address Redacted First Class Mail Edward Joseph Thompson Address Redacted First Class Mail Edward L Arbuckle Address Redacted First Class Mail Edward Lee Wehrenberg Address Redacted First Class Mail Edward Marc Greenberg Iii Roslyn Joyce Greenberg, Custodian c/o Phyllis Brown,Cummins & Brown, LLC 500 Grand St, 6G New York, NY 10002‐4181 First Class Mail Edward Minerals LLC 1808 E Woodward Circle Muskogee, OK 74403 First Class Mail Edward O Monnet Address Redacted First Class Mail Edward P Allen Iii Address Redacted First Class Mail Edward P O'Brien Address Redacted First Class Mail Edward P Rubin Resiuary Trust Address Redacted First Class Mail Edward R Van Steenvoort Address Redacted First Class Mail Edward S Solomon Address Redacted First Class Mail Edward Schertler Iii Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 18 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 21 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Edward Schneider Revocable Trust Address Redacted First Class Mail Edward T Gardner, Iii Address Redacted First Class Mail Edward T Gardner, Jr Address Redacted First Class Mail Edward W Turner, c/o Michael Edward Turner Address Redacted First Class Mail Edward Yarbrough Address Redacted First Class Mail Edwardene Rae Fees Address Redacted First Class Mail Edwards Minerals LLC c/o Frances Smith 11758 W 835 Rd Tahlequah, OK 74464 First Class Mail Edwin Craig Hunt 40 Meadow Pl Sw Airdie, AB T4A 1W3 Canada First Class Mail Edwin K Lucas Trust Dtd 11/19/90 Address Redacted First Class Mail Edwin Lavare House Address Redacted First Class Mail Edwin Ty Niblack Address Redacted First Class Mail EE Sheffield Trust Address Redacted First Class Mail Eec, Inc 1006 24th Ave Nw, Ste 120 Norman, OK 73069 First Class Mail EES Associated 3750 Park Ave, Ste 2800 New York, NY 10152 First Class Mail EES Associates 375 Park Ave, Ste 2800 New York, NY 10152 First Class Mail Efire Ltd 1200 Summit Ave, Ste 210 Fort Worth, TX 76102 First Class Mail Eflow LLC Trust Co of Oklahoma, Agent P.O. Box 36272 Tulsa, OK 74101 First Class Mail EG Colton, Jr 81 Rev Trust Address Redacted First Class Mail Eg Energy LLC 9204 Cherokee Ln Leawood, KS 66211 First Class Mail Eg Energy LLC 9204 Cherokee Ln Leawood, KS 66206 First Class Mail Eg Energy, LLC P.O. Box 6244 Leawood, KS 66206 First Class Mail EG Stewart Address Redacted First Class Mail Eh Minerals Lp P.O. Box 10666 Midland, TX 79702 First Class Mail EH Nurme, Or Unknown Heirs Of Address Redacted First Class Mail EH Nurme, Or Unknown Heirs Of Address Redacted First Class Mail Eiffel Investment Company, LLC 3904 Whitehawk Rd Edmond, OK 73003 First Class Mail Eighty Mile Resources LLC 7430 Founders Way Ponte Vedra Beach, FL 32082 First Class Mail Eighty Mile Resources, LLC 7430 Founders Way Ponte Vedra, FL 32082 First Class Mail Eileen Glazier Address Redacted First Class Mail Eileen L Burke Rev Trust Address Redacted First Class Mail Eileen Rooney Hewgley, LLC P.O. Box 521092 Tulsa, OK 74152 First Class Mail EJ Kunkel Royalties, LLC Two Leadership Sq 211 N Robinson, Fl 10 Oklahoma City, OK 73102 First Class Mail EJ Stahl, Deceased, c/o Edwin J Stahl, Jr Address Redacted First Class Mail Ek Energy, LLC P.O. Box 706 Edmond, OK 73083‐0706 First Class Mail Ekn Holdings, LLC P.O. Box 30175 Edmond, OK 73003 First Class Mail El Dorado Corp P.O. Box 21332 Oklahoma City, OK 73116 First Class Mail El Dorado Corp P.O. Box 21332 Oklahoma City, OK 73156 First Class Mail Elaine D Gambill Address Redacted First Class Mail Elaine Fishback Address Redacted First Class Mail Elaine M Gile Address Redacted First Class Mail Elaine Mims Address Redacted First Class Mail Elaine Oswald Address Redacted First Class Mail Elaine Wells Address Redacted First Class Mail Eland Energy, Inc 2601 Nw Expressway, Ste 1200 W Oklahoma City, OK 73112 First Class Mail Elda C Dellinger Address Redacted First Class Mail Eldin Ray Lesher Address Redacted First Class Mail Eldon Eschberger Address Redacted First Class Mail Eldon Mcvicker Address Redacted First Class Mail Eldon R Elrod Address Redacted First Class Mail Eldon Snowden Address Redacted First Class Mail Eldon Snowden & Janice Snowden Address Redacted First Class Mail Eldora Loney Melton, Dec'D 8/21/1975 Address Redacted First Class Mail Eldridge‐Miller Enterprises LLC c/o Bokf, Na Manager P.O. Box 1588 Tulsa, OK 74101 First Class Mail Eleanor Gilliland Lyons Address Redacted First Class Mail Eleanor M Burton Est Address Redacted First Class Mail Eleanor Maris Young Address Redacted First Class Mail Eleanor R Mallory, aka Eleanor Mallory c/o William Mallory Address Redacted First Class Mail Eli Well Service LLC P.O. Box 204 Dover, OK 73734 First Class Mail Elias, Books, Brown & Nelson Address Redacted First Class Mail Elim Corp P.O. Box 16545 Jackson, MS 39236 First Class Mail Elim Corp P.O. Box 16545 Jackson, MS 39236‐6545 First Class Mail Elin Dumney Trust Address Redacted First Class Mail Elisabeth Oswald, Deceased Address Redacted First Class Mail Elise Koehler Brown, Trustee of The Mathilde F Koehler Address Redacted First Class Mail Elizabeth A Ezell Address Redacted First Class Mail Elizabeth A Goodwin Trust Address Redacted First Class Mail Elizabeth Ann Fine Address Redacted First Class Mail Elizabeth Anne Fields Estate Address Redacted First Class Mail Elizabeth Anne Hutton Lykling Address Redacted First Class Mail Elizabeth Anne S Gilman Address Redacted First Class Mail Elizabeth Anne S Gilman Address Redacted First Class Mail Elizabeth Anne Williams Address Redacted First Class Mail Elizabeth Beck Address Redacted First Class Mail Elizabeth Black Address Redacted First Class Mail Elizabeth Cantrell Jones Address Redacted First Class Mail Elizabeth Dinkler Address Redacted First Class Mail Elizabeth Elmore Address Redacted First Class Mail Elizabeth Fell Oven Estate Address Redacted First Class Mail Elizabeth Fern Krehbiel Address Redacted First Class Mail Elizabeth H Dinkler Address Redacted First Class Mail Elizabeth J Ferchau Avery Address Redacted First Class Mail Elizabeth J Lippmann Essig Address Redacted First Class Mail Elizabeth L Wiese Address Redacted First Class Mail Elizabeth Mary Jane Chandos Address Redacted First Class Mail Elizabeth Mayer Boeckman Address Redacted First Class Mail Elizabeth Neil Sebastian Address Redacted First Class Mail Elizabeth Schatz Address Redacted First Class Mail Elk Bend LLC 338 Middle Creek Rd Elmdale, KS 66850 First Class Mail Elk Buttes LLC P.O. Box 2944 Casper, WY 82605 First Class Mail Elk City Trucking Services Inc P.O. Box 1497 Elk City, OK 73648 First Class Mail Elk City Trucking Services, Inc. Attn: Acct Admin P.O. Box 1497 Elk City, OK 73648 First Class Mail Elk Creek Resources LLC P.O. Box 871 Oklahoma City, OK 73101 First Class Mail Ella May Batt Address Redacted First Class Mail Ellamae Thiessen c/o Harrison & Mecklenburg, Inc Attn: Ralph Harrison 202 N 6Th, P.O. Box 658 Kingfisher, OK 73750 First Class Mail Ellen Ann Trojan Davis c/o Gerald Trojan Address Redacted First Class Mail Ellen Anne Tojan Davis c/o Linda Juba Address Redacted First Class Mail Ellen C Harkins Address Redacted First Class Mail Ellen G Klein Address Redacted First Class Mail Ellen Garrett Address Redacted First Class Mail Ellen Michelle Clayton Address Redacted First Class Mail Ellis Rudy Ltd 22499 Imperial Valley Dr Houston, TX 77073‐1173 First Class Mail Elly B Beard & Trudy K Martin, Trustee of The Elly B Beard 2007 Trust Address Redacted First Class Mail Elly B Beard 2007 Tr Address Redacted First Class Mail Elly B Beard 2007 Trust Address Redacted First Class Mail Elly B Beard Trust, Janet Lynne Asbill Co‐Trustee, Debra Joyce Bott Co Trustee c/o American Minerals Partners, Llc Attn: H Amirald Gee, Iv; Managing Member P.O. Box 13647 Oklahoma City, OK 74113 First Class Mail Elm Park Minerals I, LP P.O. Box 2015 Oklahoma City, OK 73101 First Class Mail Elmer Edward Prag Address Redacted First Class Mail Elmer G Post Rev Tr Address Redacted First Class Mail Elmer Hassler Est Address Redacted First Class Mail Elmer Hassler Estate Address Redacted First Class Mail Elmer Hassler Testamentary Tst Address Redacted First Class Mail Elmer Hassler, Deceased, c/o Alan N Hassler, Trustee of The Elmer Hassler TestaAddress Redacted First Class Mail Elmira Jane Gungoll Address Redacted First Class Mail Elnora Yarbrough Address Redacted First Class Mail Elon Beth Herring Trust Aka Elon Beth Revocable Trust Address Redacted First Class Mail Elr Production Ltd P.O. Box 1779 Aledo, TX 76008 First Class Mail Elsie Hignite Address Redacted First Class Mail Elsie Hignite, Deceased Address Redacted First Class Mail Elsie Lamle Address Redacted First Class Mail Elsie P Cook Life Tenant Address Redacted First Class Mail Elsie Rush Fields Address Redacted First Class Mail Elson Oil Company 20 East 5th St, Ste 1404 Tulsa, OK 74103 First Class Mail Elson Oil Company, A Partnership 20 E 5th St, Ste 1404 Tulsa, OK 74103 First Class Mail Elson Oil of Tulsa, Lp 20 E 5th St, Ste 1404 Tulsa, OK 74103 First Class Mail Elsr Lp Texas Limited Partnership 8080 No Central Expw, Ste 1420 Dallas, TX 75206 First Class Mail Elsr, Lp 8080 N Central Expressway, Ste 1420 Dallas, TX 75206 First Class Mail Elvenia Moery Trust Address Redacted First Class Mail Elverta Vassol Address Redacted First Class Mail Elwood E Herrick Irrev Trust Address Redacted First Class Mail Elwood M Kenendy Address Redacted First Class Mail Elwood Nestvold Family Trust Address Redacted First Class Mail Elzy Lee Cox Estate Address Redacted First Class Mail Emanuel Henley Address Redacted First Class Mail Emanuel Weigand Address Redacted First Class Mail Emart J Schuber & Ruby D Schuber, Address Redacted First Class Mail Emart J Schuber & Ruby D Schuber, Revocable Living Trust Dated June 22, 1994 Address Redacted First Class Mail Ember Ashley Verkuehlen Address Redacted First Class Mail Emerald Bay Royalties, LLC P.O. Box 798 Oklahoma City, OK 73101 First Class Mail Emery Earl Melton, Dec'D 5/13/1978 Address Redacted First Class Mail Emil C Loosen 1998 Rev Tr c/o Wealth Management, Trustee Stride Bank P.O. Box 3448 Enid, OK 73702 First Class Mail Emil C Loosen 1998 Revocable Trust Address Redacted First Class Mail Emil C Loosen Rev Tst Dtd 2/11/98 Central Bank & Tst Co of Enid, Successor Tstee 324 W Broadway Ave Enid, OK 73701 First Class Mail Emily Talley Address Redacted First Class Mail Emily Townley Address Redacted First Class Mail Emk, LLC 7400 E Orchard Rd, Ste 2000 Greenwood Village, CO 80111 First Class Mail Emma Gay Sieber Rev Liv Tr Address Redacted First Class Mail Emma Lou Horn 2013 Rev Tr Address Redacted First Class Mail Emma Louise Brown, Trustee of The Emma Louise Brown Revocable Trust DatedAddress Redacted First Class Mail Emma Louise Brown, Trustee of The Emma Louise Brown Revocable Trust DatedAddress Redacted First Class Mail Emma Louise Webster Address Redacted First Class Mail Emma Pauline Batchelor Revocable Trust Dated September 26, 1998 Address Redacted First Class Mail Empire Energy LLC 6011 N Yorktown Ave Tulsa, OK 74130 First Class Mail Enable Gathering & Processing, LLC Attn: Contract Management P.O. Box 24300 Oklahoma City, OK 73124‐0300 First Class Mail Enable Products LLC 211 N Robinson Ave, Ste 950 Oklahoma City, OK 73102 First Class Mail Encap Energy Capital Fund X, LP c/o Carson Rollins, Llc P.O. Box 1105 Houston, TX 77251‐1105 First Class Mail Endowment Energy Partners Lp 450 Post Rd E Westport, CT 06880‐4402 First Class Mail Endowment Energy Partners, Lp c/o Fairfield Advisors, Inc Attn: George Keane 363 Reef Rd P.O. Box 940 Fairfield, CT 06430 First Class Mail Endurance Lift Solutions, LLC P.O. Box 843175 Dallas, TX 75284‐3175 First Class Mail Endurance Lift Solutions, LLC P.O. Box 4908 Tyler, TX 75712 First Class Mail Enerflex Energy Systems Inc Attn: Accounts Receivable 10815 Telge Rd Houston, TX 77095 First Class Mail Energy & Enviromental Services, Inc 2601 Nw Expressway, Ste 605W Oklahoma City, OK 73112 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 19 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 22 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Energy & Environmental Services, Ll P.O. Box 14726 Oklahoma City, OK 73113 First Class Mail Energy Exchange Corp 6555 So Lewis Ave Tulsa, OK 74136 First Class Mail Energy Exchange Corp 5200 S Yale Ave Tulsa, OK 74135 First Class Mail Energy Exchange Corp (DBA Eec Oil & Gas Company) c/o Vulcan Energy Corp 333 Clay St, Ste 1600 Houston, TX 77002 First Class Mail Energy Exchange Corp, Nominee 4934 E 73rd St Tulsa, OK 74136‐7007 First Class Mail Energy Fishing & Rental Services, I 10235 West Little York Rd Ste 400 Houston, TX 77040 First Class Mail Energy Meter Systems, LLC dba Tm‐Ems, LLC 1161 South Main Hennessey, OK 73742 First Class Mail Energy Meter Systems, LLC 1161 South Main Hennessey, OK 73742 First Class Mail Energy Partnership Ii 411 N Akard St Ste 900 Dallas, TX 75201 First Class Mail Energy Production Services LLC 4133 N Lincoln Blvd Oklahoma City, OK 73105 First Class Mail Energy Royalties LLC c/o Nail Bay Royalties Llc P.O. Box 671099 Dallas, TX 75367 First Class Mail Energylink Holdings LLC P.O. Box 675083 Dallas, TX 75267‐5083 First Class Mail Enerlex Inc 18452 E 111th St Broken Arrow, OK 74011‐9408 First Class Mail Enerlex, Inc 18452 E 111Th Broken Arrow, OK 74011 First Class Mail Enervest Operating LLC Dept 962 P.O. Box 4346 Houston, TX 77210‐4346 First Class Mail Enex Program I Partners, Lp One Kingwood Place, Ste 205 Kingwood, TX 77339 First Class Mail Enid Sandblasting 5710 North Us Highway 81 5710 North Us Highway 81 Enid, OK 73701 First Class Mail Enk3 Minerals Lp P.O. Box 6950 Tyler, TX 75711‐6950 First Class Mail Enlink Oklahoma Gas Processing, Lc Attn: Contract Administration 2501 Cedar Springs Rd, Ste 100 Dallas, TX 75201 First Class Mail Enogex Exploration Corp P.O. Box 24300 Oklahoma City, OK 73124 First Class Mail Entertainment Publications, Inc, Possibly Now Known As Hsp Epi Acquisition LLC1401 Crooks Rd , Ste 150 Troy, MI 78084 First Class Mail Entex Energy Operating, Ltd, Now Apparently Spess Oil Company, Inc 200 S Broadway St Cleveland, OK 74020 First Class Mail Entex Petroleum Inc/ Umc Petroleum Corpc/o Devon Energy Corp 333 W Sheridan Ave Oklahoma City, OK 73102 First Class Mail Entex Petroleum, Inc Now Apparently Spess Oil Copmany, Inc 200 S Broadway St Cleveland, OK 74020 First Class Mail Enventure Global Technology 15995 N Barkers Landing Rd, Ste 350 Houston, TX 77079 First Class Mail Enverus/Drilling Info, Inc 2901 Via Fortuna Building 6, Ste 200 Austin, TX 78746 First Class Mail Enviro Clean Services, LLC P.O. Box 721090 Oklahoma City, OK 73172‐1090 First Class Mail Enviro Clean Waste Services, LLC P.O. Box 721090 Oklahoma City, OK 73172 First Class Mail Environmental Testing 4619 N Santa Fe Oklahoma City, OK 73118 First Class Mail Envirotech Engineering & Consulting, Inc P.O. Box 6029 Enid, OK 73702 First Class Mail Envirovac, LLC 4900 S Rockwell Ave Oklahoma City, OK 73179 First Class Mail Eog (Oklahoma), Inc P.O. Box 4362 Houston, TX 77210 First Class Mail Eog (Oklahoma), Inc 3817 Nw Expressway Oklahoma City, OK 73112 First Class Mail Epi Inc 4509 N Classen, Ste 200 Oklahoma City, OK 73118 First Class Mail Epi Inc 4509 N Classen Blvd Ste 200 Oklahoma City, OK 73118 First Class Mail Epic Lift Systems, LLC Dept 3872, P.O. Box 123872 Dallas, TX 75312‐3872 First Class Mail Episcopal Diocese of Oklahoma Address Redacted First Class Mail Equitable Royalty Corp P.O. Box 2356 Oklahoma City, OK 73101 First Class Mail Equitable Royalty Corp P.O. Box 2356 Oklahoma City, OK 73101‐2356 First Class Mail Equity Trust Co Custodian Fbo Alan Finley, Trad Ira Z132794 Grizzly 1‐4H & Gamebird 1‐7H, Anna Lee P.O. Box 451340 Westlake, OH 44145 First Class Mail Equity Trust Company Custodian Fbo Alan Finley, Trad. Ira Z132794 Grizzly 1‐4H & Gamebird 1‐7H, Anna Lee Westlake, OH 44145 First Class Mail Equity Trust Company Custodian Fbo Lisa Kelly Ira 2098021 P.O. Box 451340 Westlake, OH 44145 First Class Mail Equity Trust Company, Custodian F/B/O Lisa Kelly Ira 98021 P.O. Box 451340 Westlake, OH 44145 First Class Mail Equity Trust Company, Custodian fbo Lisa Kelly Ira #98021 P.O. Box 451340 Westlake, OH 44145 First Class Mail Era E Christian, Deceased Address Redacted First Class Mail Eric Alan Singer 1975 Trust No 2 Address Redacted First Class Mail Eric B Corff Address Redacted First Class Mail Eric Gregory Swanson, Erick Gregory Swanson, aka Greg Swanson Address Redacted First Class Mail Eric Lomnitz Address Redacted First Class Mail Eric P Turner Address Redacted First Class Mail Eric Schmitz Address Redacted First Class Mail Eric W Nelson Address Redacted First Class Mail Eric Wolfenstein Address Redacted First Class Mail Eric Wright Address Redacted First Class Mail Erica Elaine Wyatt 3514 S Hocker Independence, MO 64055 First Class Mail Erich Nathan Wehrenberg Address Redacted First Class Mail Erick Greg Swanson Address Redacted First Class Mail Erik W Snead Address Redacted First Class Mail Erin A Graves Address Redacted First Class Mail Erin Brianne Fuksa Miller Address Redacted First Class Mail Erin T Gilliland c/o Vicki Dewalt Address Redacted First Class Mail Eriva Martha Lillian Bernheim Trust, Lawrence B Buttenwiser, Trustee Address Redacted First Class Mail Erma Fields Address Redacted First Class Mail Erma Ruth Mccarl Address Redacted First Class Mail Ernest B Gustafson Address Redacted First Class Mail Ernest Craun Address Redacted First Class Mail Ernest G Brewer Jr Trustee Address Redacted First Class Mail Ernest J Trojan Estate Address Redacted First Class Mail Ernest Leland Jones Address Redacted First Class Mail Ernest Matousek Address Redacted First Class Mail Ernest Matousek Address Redacted First Class Mail Ernest Matousek Estate Address Redacted First Class Mail Ernest P Werlin Address Redacted First Class Mail Ernst Clay Loosen Address Redacted First Class Mail Ertis Jones Barnes Address Redacted First Class Mail Ervin A Penner Address Redacted First Class Mail Erwin Family Tst Surv Spouse Tst Address Redacted First Class Mail Esperanza Resources Corp P.O. Box 702784 Tulsa, OK 74170 First Class Mail Esta Remona Shaw Address Redacted First Class Mail Estate of Alan Marvin Brenner c/o Samuel Jack Brenner 427 South Boston Ave Tulsa, OK 74103 First Class Mail Estate of Aletha M Harris, Deceased 3766 Ave North, Apt 10 St. Paul, MN 55075 First Class Mail Estate of Alice Green c/o P&A Green Holdings, LLC 145 Huguenot St, Ste 412 New Rochelle, NY 10801 First Class Mail Estate of Alice Jewel Dotter c/o William Scott Dotter 1308 Main St Lone Wolf, OK 73655‐6009 First Class Mail Estate of Alma Bryant, Deceased c/o Ralph Harrison P.O. Box 658 Kingfisher, OK 73750 First Class Mail Estate of Alma Butler Bryant, Deceased c/o Ralph Harrison P.O. Box 658 Kingfisher, OK 73750 First Class Mail Estate of Andrew Major Dec'D c/o Flora Major As Trustee 35 Watergate Dr, 903 Sarasota, FL 34236‐3502 First Class Mail Estate of Anna M Michel c/o James D Brown 1105 Tyler Thornton, TX 76687 First Class Mail Estate of Anna M Michel c/o Phyllis M Shimanek P.O. Box 351 Kingfisher, OK 73750 First Class Mail Estate of Audrey Agnes Thompson c/o/ Ezell Cuzee Kendrick 2046 Gillhurst Ave, 67 Los Angeles, CA 90027 First Class Mail Estate of Barbara G Hinkle 1234 Druid Rd E Clearwater, FL 33756 First Class Mail Estate of Betty Jo Renshaw Hecker 2816 Clairmont Pl Oklahoma City, OK 73116 First Class Mail Estate of Betty K Horton, Deceased, c/o Howard D Horton P.O. Box 66828 Houston, TX 77266 First Class Mail Estate of Charles A Crews, Jr, Deceased c/o Gary A Crews, Pllc 1795 East 71st St Tulsa, OK 74136 First Class Mail Estate of Clara Weisburg Baker 2817 Arabian Ln Celina, TX 75009 First Class Mail Estate of Clarence Mcmeekan 7962 S Farmhills Place Tucson, AZ 85756 First Class Mail Estate of Dale D Brown c/o James D Brown 1105 Tyler Thornton, TX 76687 First Class Mail Estate of Dale D Brown c/o Phyllis M Shimanek P.O. Box 351 Kingfisher, OK 73750 First Class Mail Estate of David Minkin Deceased c/o Michael D Ballen 186 Joralemon St Apt 1010 Brooklyn, NY 11201‐4356 First Class Mail Estate of Ed Oswald, Trace Oswald, Personal Representative 20400 Deer Hollow Dr Edmond, OK 73012 First Class Mail Estate of Eda K Mueller c/o John R Horton 2945 N 18th Ave Phoenix, AZ 85015 First Class Mail Estate of Elden E Brown c/o Dennis Lee Brown 20 West Franklin Baltimore, MD 21201 First Class Mail Estate of Faye Lee Hill c/o James Hill 1510 South 10th St Kingfisher, OK 73750 First Class Mail Estate of Florence D Breckenridge 1416 N E 34th St Oklahoma City, OK 73111 First Class Mail Estate of Fred D Breckenridge 1416 N E 34th St Oklahoma City, OK 73111 First Class Mail Estate of Garry Lee Rogers c/o Garry Lee Rogers, Jr 1426 Nancy Dr Enid, OK 73701 First Class Mail Estate of George W Hatfield c/o David Hatfield 21667 Lawrence 1240 Aurora, MO 65605 First Class Mail Estate of Glendora Rogers P.O. Box 1365 Enid, OK 73702 First Class Mail Estate of Gloraine Batsell, Deceased c/o Tamara L Batsell 1000 Clear Lake Ct Colleyville, TX 76034 First Class Mail Estate of Grace C Rothmire, Deceased 2420 Rockwood Rd Enid, OK 73703 First Class Mail Estate of Herman W Douglas, Deceased c/o Merrida Douglas 14169 Dartmouth Ct Fontana, CA 92336 First Class Mail Estate of Howard Mcmeekan 5325 West 2nd St Tulsa, OK 74127 First Class Mail Estate of J Harmon Lewis, Deceased c/o Jackie Selma Teston Lewis Linehan 217 Nw 32nd St Oklahoma City, OK 73118 First Class Mail Estate of Jack Miller Darrell & Devry Miller, Co‐ Personal Rep 4016 State Highway 50B Mooreland, OK 73852 First Class Mail Estate of James A Scully 448 Winfield Pl Lexington, KY 40517 First Class Mail Estate of James Edward Binkley, Deceased c/o Kathleen Ann Painter 19498 E 650 Rd Hennessey, OK 73742 First Class Mail Estate of Jane Carole Miller, Deceased c/o Steven Lamont Clark P.O. Box 440 Sterling, AK 99672 First Class Mail Estate of Janet E Yow, Deceased c/o William Jeffery Yow 321 N Washington Ave Elk City, OK 73644 First Class Mail Estate of Jerry Gavel P.O. Box 114 Newalla, OK 74857‐0114 First Class Mail Estate of Jessie A Douglas, Deceased c/o Ann M Madden P.O. Box 4752 Wichita, KS 67204 First Class Mail Estate of Jessie A Douglas, Deceased c/o Ann M Madden P.O. Box 400469 Hesperia, CA 92340 First Class Mail Estate of Joanna Clark c/o Steven Kent Clark 17262 W 141st St S Kellyville, OK 74039 First Class Mail Estate of John Oliver Vaughn, Deceased 4020 Northwich Dr Norman, OK 73072 First Class Mail Estate of Jule J Choate, Deceased c/o Jack Choate Iii 116 S Main St Hennessey, OK 73742 First Class Mail Estate of Katherine Marbourgh 106 West 3rd St Mokane, MO 65059 First Class Mail Estate of Kathleen Annette Arnold c/o Daniel Jason Arnold 227 W 9th St Cherokee, OK 73728 First Class Mail Estate of Kevin N Happc/o Bertie E Happ 4342 Umatilla St Denver, CO 80211 First Class Mail Estate of Lagay Marie Hill, Deceased 4637 Crockett St Amarillo, TX 79110 First Class Mail Estate of Lester Leon Gordon, Deceased c/o Verna Gordon Gills 409 6th St Natchitoches, LA 71457 First Class Mail Estate of Margaret Walker Gawthrop 602 Church Ave, Apt 7P Pearlsburg, VA 24134 First Class Mail Estate of Mary Ann Curtis 13680 N 2770 Rd Loyal, OK 73756 First Class Mail Estate of Melba Rothmire, Deceased 2420 Rockwood Rd Enid, OK 73703 First Class Mail Estate of Melvin Augusta Henley, Deceased c/o Melvin Henley 79 Aiken Way Sacramento, CA 95819 First Class Mail Estate of Merrill J Reynolds, Deceased 10199 Bluffmont Dr Lonetree, CO 80124 First Class Mail Estate of Nadyne Lessard c/o Debra Evans P.O. Box 536 Hennessey, OK 73742 First Class Mail Estate of O Lee Howser, Deceased c/o Wynona Howser 7200 Old Taft Rd Muskogee, OK 74401 First Class Mail Estate of Odessa Johnson, Deceased c/o Luvenia Johnson‐Ivy 22108 Tussing Ranch Rd Apple Valley, CA 92308 First Class Mail Estate of Patrick James Wood c/o Heather E Potts 82 Whitcom Ave Umatilla, FL 32784‐9095 First Class Mail Estate of Ralph W Wheeler, c/o Allyston Anne Bueno, Heir 2133 Nw 27th St Oklahoma City, OK 73107 First Class Mail Estate of Ralph W Wheeler, c/o David Christopher Baker 2751 Timmons Tustin, CA 92782 First Class Mail Estate of Richard J Lawson 5375 Brownway St Houston, TX 77056‐4929 First Class Mail Estate of Rober James Brown, Deceased c/o Ezell Cuzee Kendrick 2046 Gillhurst Ave, 67 Los Angeles, CA 90027 First Class Mail Estate of Robert A Bicks 39 Perkins St Castine, ME 04421 First Class Mail Estate of Robert L Adair,Decsd Jacque B Chavez, Pr 4813 Vera Pl Oklahoma City, OK 73115 First Class Mail Estate of Robert N Moehler Deceased Frank E Needham Executor 6510 Abrams Rd Ste 550 Dallas, TX 75231‐7217 First Class Mail Estate of Russell Vincent Lynch c/o Charles B Lynch 5120 Tanbark Rd Dallas, TX 75229 First Class Mail Estate of Shirley K Binkley, Deceased c/o James Michael Binkley 214 E 3rd Hennessey, OK 73742 First Class Mail Estate of Sidney O Raphael Deceased c/o Donald S Raphael 545 Teresita Blvd, Apt 2 San Francisco, CA 94127‐1830 First Class Mail Estate of Travis Johnson, Deceased c/o Jewel Johnson P.O. Box 290861 Phelna, CA 92329‐0861 First Class Mail Estate of Vernon Forman Maria Forman, Independent Executrix 6412 East State Rd 597 Anton, TX 79313 First Class Mail Estate of Wanda Hatfield c/o David Hatfield 21667 Lawrence 1240 Aurora, MO 65605 First Class Mail Estate of WC Bonney, Deceased c/o Amber Nicole Bonney 15605 Creek View Dr Edmond, OK 73013‐9701 First Class Mail Estate of Wilber Morris c/o Janice Morris 14178 W 151st Ter, Apt 602W Olathe, KS 66062 First Class Mail Estates of Marliyn E Carpenter, George A Carpenter, Jr, & Karen Jean Carpenter Address Redacted First Class Mail Estates of Marliyn E Carpenter, George A Carpenter, Jr, & Karen Jean Carpenter Address Redacted First Class Mail Estelle Jean Ainsworth Revocable Living Trust Under Agreement Dated September 20, 1993, Keith Alan Mckinnon Trustee P.O. Box 12176 Oklahoma City, OK 73157 First Class Mail Ester Fash Madden, Possible The Same Address Redacted First Class Mail Esther Fash Madden Address Redacted First Class Mail Esther Morehead 1997 Rev Trust Address Redacted First Class Mail Esther Steinmeyer Bierman Address Redacted First Class Mail Etc Field Services LLC Attn: Contract Administration 8111 Westchester Dr, Ste 600 Dallas, TX 75225 First Class Mail Etc Texas Pipeline, Ltd P.O. Box 204317 Dallas, TX 75320 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 20 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 23 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Ethan R Norris 460 Berwyn Baptist Rd Berwyn, PA 19312 First Class Mail Ethel Gardner Address Redacted First Class Mail Ethel Mae Hedrick Address Redacted First Class Mail Eugene J Dailey Address Redacted First Class Mail Eugene John Pickett Jr Address Redacted First Class Mail Eugene R House Jr Address Redacted First Class Mail Eugene Smith Address Redacted First Class Mail Eugene Zelnicek, Sr Address Redacted First Class Mail Eugenia F Bell Address Redacted First Class Mail Eunice A Gregg Estate Address Redacted First Class Mail Eunice Ann Fields & Rebecca Jane Sowell, Co‐Trustees Address Redacted First Class Mail Eunice P Wise c/o Pauline Gray Address Redacted First Class Mail Eunice S Justice 1990 Rev Tr Address Redacted First Class Mail Ev Properties, Lp 1001 Fannin St, Ste 800 Houston, TX 77002 First Class Mail Ev Properties, Lp c/o Enervest Lt 1001 Fannin, Ste 800 Houston, TX 77002 First Class Mail Eva Faye Buford Norman Address Redacted First Class Mail Eva Otto Address Redacted First Class Mail Eva Sue Bever Address Redacted First Class Mail Evangeline Cook, Estate c/o Ricky Dale Cook Address Redacted First Class Mail Evans Energy Company LLC 15008 Gaillardia Dr Oklahoma City, OK 73142 First Class Mail Evans Oil & Gas LLC Box 175 W9339 Offers Lake Rd Barronett, WI 54813 First Class Mail Evans Oil & Gas, LLC W9339 Offers Lake Rd 175 Barronett, WI 54813 First Class Mail Evans Oil & Gas, LLC 1945 W Old Shakopee Rd, Apt 203 Minneapolis, MN 55431 First Class Mail Evelyn A Vaught Address Redacted First Class Mail Evelyn Billie Medeiros Address Redacted First Class Mail Evelyn J Berndt aka Evelyn Conley Fox Berndt Address Redacted First Class Mail Evelyn M Otto Rev Tst Dtd 04/19/17 Address Redacted First Class Mail Evelyn Mynk Address Redacted First Class Mail Evelyn O Hearn Aka Evelyn O Hern Address Redacted First Class Mail Evelyn O Sedivy c/o Fogg Law Firm Attn: Richard M Fogg 421 S Rock Island Ave El Reno, OK 73036 First Class Mail Evelyn West Address Redacted First Class Mail Evensen Energy, LLC 219 W Wilshire Blvd, Ste 102B Oklahoma City, OK 73116 First Class Mail Evenson Energy LLC P.O. Box 14613 Oklahoma City, OK 73113‐0613 First Class Mail Evercore Group LLC 500 First Ave Pittsburgh, PA 15219 First Class Mail Everett C Mann Jr Address Redacted First Class Mail Everett Richard Neff c/o Joanne S Neff Address Redacted First Class Mail Evo Incorporated 1557 W Sam Houston Pkwy N, Ste 100 Houston, TX 77043 First Class Mail Evolution Completions, Inc 409 8th Ave East Williston, ND 58801 First Class Mail EW Jiles As Trustee For Address Redacted First Class Mail EW Jiles, Trustee For Deanna Lynn Jiles Trust Address Redacted First Class Mail EW Richardson Address Redacted First Class Mail Ewald Family Trust Dtd 03/21/11 Address Redacted First Class Mail Ewald Kramer Estate Address Redacted First Class Mail Ewing Trenching Service, Inc 10901 W Longhorn Trail Drummond, OK 73735 First Class Mail Excel (Oilfield) Products P.O. Box 856 Woodward, OK 73802 First Class Mail Excel Stimulation, LLC P.O. Box 160 Cleo Springs, OK 73729 First Class Mail Exile Resources, Inc P.O. Box 485 Piedmont, OK 73078 First Class Mail Exploration & Development Company, Inc c/o Harry J Schafer, Iii 2801 NW 57th St Oklahoma City, OK 73112 First Class Mail Express Energy Services 9800 Richmond Ave Ste 700 Houston, TX 77042 First Class Mail Expro‐I Lp 100 Waugh Dr Suite 400 Houston, TX 77007 First Class Mail Extract Gas Lift Systems, LLC 1336 N 143rd E Ave Tulsa, OK 74116 First Class Mail Extreme Plastics Plus LLC 360 Epic Circle Dr Fairmont, WV 26554 First Class Mail Exxon Corp P.O. Box 2024 Houston, TX 77252 First Class Mail Exxon Mobil Corp c/o Xto Energy, Inc 22777 Springwoods Village Pkwy Spring, TX 77389 First Class Mail Exxonmobil Corp P.O. Box 4610 Houston, TX 77210‐4697 First Class Mail Ezra E Lee Address Redacted First Class Mail F & F Resources, LLC 6523 Axton Circle Dallas, TX 75214 First Class Mail F & F Resources, LLC 6333 E Mockingbird Ln, Ste 147‐863 Dallas, TX 75214 First Class Mail F D Hollingsworth Md Inc 1049 S Ellison El Reno, OK 73036 First Class Mail F Douglas Shirley & Anastasia H Shirley,Tustees of The Shirley Family TrustdatedAddress Redacted First Class Mail F Douglass Shirley Address Redacted First Class Mail F Gordon Hubbell Jr Address Redacted First Class Mail F H Hartman Trust Address Redacted First Class Mail F H Hartman Trust ‐ B Address Redacted First Class Mail F P Schonwald Co Address Redacted First Class Mail F Reid Nathan Address Redacted First Class Mail F W & Barbara Brown, Jts Address Redacted First Class Mail F W Brown Address Redacted First Class Mail Fairway Energy, LLC 1601 Nw Expressway Suite 777 Oklahoma City, OK 73118 First Class Mail Fairway Energy, LLC 1601 Nw Expressway, Ste 777 Oklahoma City, OK 73118 First Class Mail Family Tree Corp P.O. Box 260498 Lakewood, CO 80226 First Class Mail Family Tree Oil & Gas, LLC P.O. Box 260498 Lakewood, CO 80226 First Class Mail Fanning Two Enterprises LLC 1205 China Berry Dr Flower Mound, TX 75028 First Class Mail Farmers Royalty Company 3829 N Classen Blvd, Ste 101 Oklahoma City, OK 73118 First Class Mail Farmers Royalty Company 3829 N Classen Blvd Ste 101 Oklahoma City, OK 73118‐2854 First Class Mail Farmers Royalty Cooperative Royalty Co 3829 N Classen Blvd Oklahoma City, OK 73118 First Class Mail Farmers Union Co‐Operative Royalty Company 3829 N Classen Blvd, Ste 101 Oklahoma City, OK 73118 First Class Mail Farmer's Union Cooperative Royalty Company 3829 N Classen Blvd, Ste 101 Oklahoma City, OK 73118 First Class Mail Farrar Oil Company c/o Continental Resources Inc P.O. Box 952724 St Louis, MO 63195‐2724 First Class Mail Farrar Oil Company P.O. Box 747 Mount Vernon, IL 62864 First Class Mail Farrar Oil Company c/o Continental Resources, Inc 20 N Broadway Oklahoma City, OK 73102 First Class Mail Farris Hopper Address Redacted First Class Mail Fast Lane Fuels Inc P.O. Box 685 Weatherford, OK 73096 First Class Mail Father Flannagan's Boys Home Farmers National Co Agent P.O. Box 3480 Omaha, NE 68103‐0480 First Class Mail Faulkner Corp 5220 N Us Highway 81 Enid, OK 73701 First Class Mail Faulkner Exploration Inc 5220 N 81 Hwy Enid, OK 73701 First Class Mail Faye I Bennett Address Redacted First Class Mail Faye Lee Hill Estate Address Redacted First Class Mail Fayes Dinosaur Ranch, LLC 5823 Edmond Rd Piedmont, OK 73078 First Class Mail Fayruth Jackson Address Redacted First Class Mail Fbo Lucille Alberta Jackson Bogert Oil Co Unclaimed Property Esc Acct 0331872 Oklahoma City, OK 73134 First Class Mail Fbo Susan E Heiss Ira Address Redacted First Class Mail FCD Ltd 17996 N 2970 Rd Crescent, OK 73028 First Class Mail Feather Creek Resources, LLC P.O. Box 714 Piedmont, OK 73078 First Class Mail Federal Deposit Insurance Co Receiver For First Republicbank Dallas, Successor Republicbank Dallas & Interfirst Bank, Sucessor Nations Bank of Texas, Successor Bank of America, NA In Charlotte, Nc 101 South Tyron St Charlotte, NC 28255 First Class Mail Federal Deposit Insurance Corp c/o Dallas Regional Office 1601 Bryan St, Ste 1410 Dallas, TX 75201 First Class Mail Felix Hower Address Redacted First Class Mail Felix Lara Jr Address Redacted First Class Mail Fenergy LLC 301 Nw 151st St Edmond, OK 73013 First Class Mail Fent Energy LLC 1830 Nw 18th St Oklahoma City, OK 73106 First Class Mail Fent Energy, LLC 1830 N W 18th St Oklahoma City, OK 73106 First Class Mail Fenter Energy Corp 1311 Lamar St, Ste 1370 Houston, TX 77010 First Class Mail Fenter Energy LLC 1331 Lamar St, Ste 1370 Houston, TX 77010 First Class Mail Fenter Energy, LLC P.O. Box 984 Cisco, TX 76437 First Class Mail Fern L Morgan Trust Address Redacted First Class Mail Fern Milbers Address Redacted First Class Mail Fern Morgan Address Redacted First Class Mail Fern Morgan Lindsay Address Redacted First Class Mail Fern Ray Address Redacted First Class Mail F‐Five Investments LLC P.O. Box 7088 Edmond, OK 73083 First Class Mail FG Armstrong & Bill Brooks Walls As Trustees Address Redacted First Class Mail Field H Griffith Address Redacted First Class Mail Field H Griffith Address Redacted First Class Mail Fieldpoint Energy Services, LLC 7030 S Yale Ave Ste 100 Tulsa, OK 74136 First Class Mail Fieldpoint Energy Services, LLC 7030 S Yale Ave, Ste 100 Tulsa, OK 74136 First Class Mail Financial Management Group, Inc P.O. Box 670386 Dallas, TX 75367 First Class Mail Fine Energy Nemaha, Inc Seolin Building, 88, Seolin‐Dong Jongro‐Gu, Seoul Korea First Class Mail Finley Family Rev Trust Address Redacted First Class Mail Finnegan Family Associates LLC P.O. Box 6209 Enid, OK 73702 First Class Mail Firebrand Resources, LLC 2310 N Henderson Ave 312 Dallas, TX 75206 First Class Mail Firestone Trucking, Inc P.O. Box 513 Minco, OK 73059 First Class Mail First Baptist Church Of Kingfisher P.O. Box 255 Kingfisher, OK 73750‐0255 First Class Mail First Christian Church Address Redacted First Class Mail First Keystone Energy Fund Vi Lp Jeffrey Price P.O. Box 4 Wycombe, PA 18980 First Class Mail First Keystone Energy Group Fund Iv Lp Jeffrey Price P.O. Box 4 Wycombe, PA 18980 First Class Mail First National Bank & Trust Company of Oklahoma City, Oklahoma, Trustee of The Ora Mae Mashburn Trust 8504 Sw 59th St Oklahoma City, OK 73179 First Class Mail First National Bank & Trust Company Stillwater P.O. Box 26788 Oklahoma City, OK 73126 First Class Mail First National Bank of Tahlequah 100 S Muskogee Ave Tahlequah, OK 74464 First Class Mail First National Bank of Tahlequah 1111 South Muskogee Ave Tahlequah, OK 74464 First Class Mail First National Bank of Tahlequah P.O. Box 59 Tahlequah, OK 74465 First Class Mail First National Bank of Tahlequah 100 N Tryon St Charlotte, NC 28202 First Class Mail First Ntl Bk of Tahlequah Address Redacted First Class Mail First Pinkston Limited Partnership 500 N Akard St Ste 2970 Dallas, TX 75201‐6621 First Class Mail First Presbyterian Church Of Oklahoma City Endowment Fund 1001 Nw 25Th Oklahoma City, OK 73106 First Class Mail First Presbyterian Church Of Duncan Ok Endowment Fund 704 W Ash Ave Duncan, OK 73533 First Class Mail First Presbyterian Church Shawnee P.O. Box 995 Shawnee, OK 74802‐0995 First Class Mail First United Methodist Church Of Muskogee Inc 600 E Okmulgee St Muskogee, OK 74403‐5528 First Class Mail Firstland Petroleum Corp c/o Michael S Booze, Esq P.O. Box 12874 Oklahoma City, OK 73157 First Class Mail Fischer Robertson, Inc 3890 Symmes Rd Hamilton, OH 45015 First Class Mail Fischer Trenching & Backhoe Address Redacted First Class Mail Fitzgibbons Family Trust Address Redacted First Class Mail Five Sands Properties Inc P.O. Box 925 Enid, OK 73702 First Class Mail Fjjd Limited Partnership P.O. Box 22100 Oklahoma City, OK 73123 First Class Mail Flagstone Resources LLC P.O. Box 1026 Mustang, OK 73064 First Class Mail Flare & Combustion Services, LLC 1411 Sonata Cr Enid, OK 73703 First Class Mail Flare Energy Services, LLC 11777 Katy Freeway, Ste 160 South Houston, TX 77079 First Class Mail Flashgas, LLC 5819 Fallsview Ln Dallas, TX 75252 First Class Mail Flashgas, LLC 5819 Falls View Ln Dallas, TX 75252 First Class Mail Fleet Miller Minerals LLC P.O. Box 4965 Austin, TX 78765 First Class Mail Fleischaker Mineral Co, LLC 100 N Broadway 2460 Oklahoma City, OK 73102 First Class Mail Fleischaker Mineral Company, LLC 100 N Broadway, Ste 2460 Oklahoma City, OK 73102 First Class Mail Fleischaker Oil & Gas Limited Partnership 100 N Broadway, Ste 2460 Oklahoma City, OK 73102 First Class Mail Flex‐Chem Corporation 700 N Wilson Rd Weatherford, OK 73096 First Class Mail Flint William Risien Address Redacted First Class Mail Flo‐Jac Inc 4900 Pullin Ln Norman, OK 73069 First Class Mail Flo‐Jac, Inc 13504 S Tulsa Dr Oklahoma City, OK 73170 First Class Mail Floos, Inc P.O. Box 2769 Hobbs, NM 88241 First Class Mail Floos, Inc P.O. Box 2769 Hobbs, NM 88241‐2769 First Class Mail Florence Arms Life Estate Address Redacted First Class Mail Florence E Rother Living Trust Address Redacted First Class Mail Florence E Rother Living Trust Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 21 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 24 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Florence Hardin Hollowell Address Redacted First Class Mail Florida Dept of Financial Services Attn: Reporting/Compliance Section P.O. Box 6350 Tallahassee, FL 32399‐6350 First Class Mail Floris Weber Address Redacted First Class Mail Flow‐Tech Energy Services, LLC P.O. Box 473 Russell, KS 67665 First Class Mail Floyd A Duffy Address Redacted First Class Mail Floyd Allen Calvert Trust Trust Company of Oklahoma Trustee P.O. Box 3627 Tulsa, OK 74101 First Class Mail Floyd E & Mary E Roberts, Jtwros Address Redacted First Class Mail Floyd Earl Mott Address Redacted First Class Mail Floyd G Hubbell Address Redacted First Class Mail Floyd L Meade Address Redacted First Class Mail Floyd Neill Address Redacted First Class Mail Floyd R Roberts & Mary E Roberts, Husband & Wife, As Joint Tenants With Righ Address Redacted First Class Mail Floyd Richard Ingle Address Redacted First Class Mail Flying Diamond Oil Corp P.O. Box 747 Kingfisher, OK 73750 First Class Mail Fmii Stm, LLC 1111 Bagby St, Ste 2150 Houston, TX 77002 First Class Mail Fnrc Dei Gp, fka Diverse Energy Investments, Inc 13455 Noel Rdsuite 2000 Dallas, TX 75240 First Class Mail Ford Royalty Company LLC c/o Bok, Na, Agent Attn: Mineral Management P.O. Box 1588 Tulsa, OK 74101‐1588 First Class Mail Ford Royalty Company, LLC P.O. Box 1588 Tulsa, OK 74101 First Class Mail Formosa Minerals LLC P.O. Box 18738 Oklahoma City, OK 73154 First Class Mail Forrest & Kirsten Michael Living Tr Address Redacted First Class Mail Forrest C Crawford Address Redacted First Class Mail Forrest L Hart Address Redacted First Class Mail Forrest L Or Nina Wood, Jtros Address Redacted First Class Mail Forrest P Yenzer Estate Address Redacted First Class Mail Fort Worth Mineral Company LLC 500 Main St, Ste 1200 Fort Worth, TX 76102 First Class Mail Fort Worth Royalty Company 1315 West 10Th Fort Worth, TX 76102 First Class Mail Fort Worth Royalty Company 1315 W 10th St Fort Worth, TX 76102 First Class Mail Fortis Minerals Ii LLC 1111 Bagby St, Ste 2150 Houston, TX 77002 First Class Mail Fortis Sooner Trend LLC 1111 Bagby St, Ste 2150 Houston, TX 77002 First Class Mail Fortune Natural Resources Corp 16400 Dallas Pkwy Suite 100 Dallas, TX 75248 First Class Mail Fortune Natural Resources Corp 2601 Nw Expressway, Ste 1200W Oklahoma City, OK 73112 First Class Mail Foster Energy LLC c/o First Oklahoma Bank Dept 22437 P.O. Box 21052 Tulsa, OK 74121 First Class Mail Foster Energy, LLC 900 Nw 139th St Pkwy Edmond, OK 73013 First Class Mail Foster Energy, LLC Attn: Todd Foster 900 Nw 139th St Pkwy Edmond, OK 73013 First Class Mail Foster Mineral Corp c/o George Green 735 1st National Building Oklahoma City, OK 73102 First Class Mail Foster Resources, LLC 2604 Northwest 58th Place Oklahoma City, OK 73122 First Class Mail Foster W Cook, Estate Address Redacted First Class Mail Foundation Life Ins Co of Ar 109 N 6th St Fort Smith, AR 72901 First Class Mail Four P Investments, Inc 2602 Mckinney Ave, Ste 330 Dallas, TX 75204 First Class Mail Four Pass Minerals LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Four‐O‐One Corp 14000 N Western Ave Edmond, OK 73013 First Class Mail Fox Exploration Inc P.O. Box 521205 Tulsa, OK 74152 First Class Mail Fox Head Oil & Gas Co 320 S Boston Ave, Ste 1104 Tulsa, OK 74103 First Class Mail Foxco Energy 1986 Ltd P.O. Box 2107 Darien, CT 06820 First Class Mail Foxco Energy, Ltd P.O. Box 2107 Darien, CT 06820 First Class Mail Fp Inc 2817 Sweetbriar Edmond, OK 73034 First Class Mail FP Schonwald Co Address Redacted First Class Mail Fp, Inc 8225 Gulf Fwy Houston, TX 77017 First Class Mail Fpco Oil & Gas Co 717 17th St Denver, CO 80202 First Class Mail FR Kelchner Address Redacted First Class Mail Francene Eaton Address Redacted First Class Mail Frances & Noel W Farrington, Jts Address Redacted First Class Mail Frances C Smith Address Redacted First Class Mail Frances D Stanbro Waddle, Dec'D 3/12/2009 Address Redacted First Class Mail Frances E Sprague Rev Trust Dtd 12/22/06 c/o Frances E Sprague, Tstee 7241 East Grey Fox Ln Tucson, AZ 85750 First Class Mail Frances Fell Malone Estate Address Redacted First Class Mail Frances J Bowman Address Redacted First Class Mail Frances Morganstern, Deceased Address Redacted First Class Mail Frances S Smith Address Redacted First Class Mail Frances S Smith Address Redacted First Class Mail Frances S Smith Address Redacted First Class Mail Frances White Address Redacted First Class Mail Francis Aileen Elston Address Redacted First Class Mail Francis Aileen Elston & Stanley Elston Address Redacted First Class Mail Francis B Mitchell Address Redacted First Class Mail Francis Belmont Address Redacted First Class Mail Francis Brown Bratton Address Redacted First Class Mail Francis Enterprises Construction Service, Inc 19315 N 2860 Rd Kingfisher, OK 73750 First Class Mail Francis Gerald Trojan c/o Lucille Trojan Address Redacted First Class Mail Francis Gorton Address Redacted First Class Mail Francis I Bell Address Redacted First Class Mail Francis J Borelli Address Redacted First Class Mail Francis J Borelli Address Redacted First Class Mail Francis J Borelli (Decd) P.O. Box 275 Okarche, OK 73762 First Class Mail Francis J Borelli, Iii Address Redacted First Class Mail Francis Murphy Address Redacted First Class Mail Frank & Ada Vaverka, Jtwros Address Redacted First Class Mail Frank Boggus Address Redacted First Class Mail Frank C Thompson Address Redacted First Class Mail Frank Charles Shaw Address Redacted First Class Mail Frank D Crosson Address Redacted First Class Mail Frank Dell Sebring Estate Address Redacted First Class Mail Frank G Eby Address Redacted First Class Mail Frank G Gatchell & Carol Foster Gatchell, Address Redacted First Class Mail Frank G Simunek Trust B Address Redacted First Class Mail Frank Henry Hatch Address Redacted First Class Mail Frank Hill Address Redacted First Class Mail Frank J Pospisil Address Redacted First Class Mail Frank J Simunek & Luella Simunek Address Redacted First Class Mail Frank L Lock Address Redacted First Class Mail Frank L Mortimer Tst Dtd 8/28/13 Address Redacted First Class Mail Frank L Richards Address Redacted First Class Mail Frank M Dinkler Address Redacted First Class Mail Frank Mahan Address Redacted First Class Mail Frank Mahan Address Redacted First Class Mail Frank Martin Dinkler Address Redacted First Class Mail Frank O Caldwell Address Redacted First Class Mail Frank P Otto Rev Trust Address Redacted First Class Mail Frank Phillips Address Redacted First Class Mail Frank R Rhoades Investments, LLC P.O. Box 258850 Oklahoma City, OK 73125 First Class Mail Frank S Kennedy Address Redacted First Class Mail Frank Ullsperger Estate Address Redacted First Class Mail Frank Warren Cole Address Redacted First Class Mail Frankie Louis Vaverka Address Redacted First Class Mail Frankie Louis Vaverka Address Redacted First Class Mail Franklin Energy Partners 475 17th St, Ste 1390 Denver, CO 80202 First Class Mail Franklin Energy Partners 100 Saint Paul St, Ste 305 Denver, CO 80206 First Class Mail Franklin John Staude Address Redacted First Class Mail Franziska & Fred Mills, Joint Tenants Address Redacted First Class Mail Franziska & Fred Mills, Jts Address Redacted First Class Mail Frazier Energy, Inc 1718 Green Tree Ln Duncanville, TX 75137 First Class Mail Fred & Louise Brown Family LLC 6713 Nw 119th St Oklahoma City, OK 73162 First Class Mail Fred A Sieber Address Redacted First Class Mail Fred Brewer Sales, Inc P.O. Box 376 Elgin, OK 73538 First Class Mail Fred D Breckenridge Jr 2012 Irrev Address Redacted First Class Mail Fred D Breckenridge, Jr Trust Address Redacted First Class Mail Fred D Ward Address Redacted First Class Mail Fred H Brinkman, Trustee of The Brinkman Family Revocable Trust Address Redacted First Class Mail Fred H Burk Jr Address Redacted First Class Mail Fred J Fowler Address Redacted First Class Mail Fred M Allison, Iii Address Redacted First Class Mail Fred M Allison, Iii Address Redacted First Class Mail Fred Marble Iii, Roberta C Marble, & Mary A Marble, Co‐Trustees, Or Their Successors In Trust Under The Ccm Mineral Trust 2 Dated December 21, 2012 2216 Tree Ln Billings, MT 59102 First Class Mail Fred T Crawford Address Redacted First Class Mail Fred U & Winifred Coburn Address Redacted First Class Mail Fred U Coburn Address Redacted First Class Mail Fred Vogel Address Redacted First Class Mail Fred W & Barbara Borelli Brown Address Redacted First Class Mail Fred W & Barbara Borelli Brown, Jts Address Redacted First Class Mail Fred W Brown Address Redacted First Class Mail Fred W Brown Address Redacted First Class Mail Fred W Shield & Company, A Texas General Partnership P.O. Box 90627 San Antonio, TX 78209 First Class Mail Fred W Standefer 1982 Rev Trust Address Redacted First Class Mail Freddie Lee Stehr & Jaree Joene Stehr, Husband & Wife 2200 West Commerce Clinton, OK 73601 First Class Mail Frederick A Mack Address Redacted First Class Mail Frederick C Duffy & Susan K Duffy Address Redacted First Class Mail Frederick Greenlee Address Redacted First Class Mail Frederick J Tuthill Address Redacted First Class Mail Fredericksburg Royalty Ltd P.O. Box 1481 San Antonio, TX 78295‐1481 First Class Mail Fredericksburg Royalty, Ltd 5111 Broadway San Antonio, TX 78209 First Class Mail Fredric J Graber Address Redacted First Class Mail Fredrick C & Susan K Duffy Rev Trst Address Redacted First Class Mail Fredrick C Duffy Address Redacted First Class Mail Fredrick C Duffy Address Redacted First Class Mail Freeda Irene Steyer Address Redacted First Class Mail Freedman Associates P.O. Box 1866 Muskogee, OK 01866 First Class Mail Freedom Oil & Gas Corp P.O. Box 18502 Oklahoma City, OK 73154 First Class Mail Freedom Royalties Lp 130 N 1st West Rigby, ID 83442 First Class Mail Freedom Roylaties, LLC P.O. Box 18502 Oklahoma City, OK 73154 First Class Mail Freeman Oil & Gas Agency P.O. Box 1588 Tulsa, OK 74101 First Class Mail Freeport Securities Company P.O. Box 56 Freeport, IL 61032 First Class Mail Freeport‐Mcmoran Inc P.O. Box 61119 New Orleans, LA 70161‐1119 First Class Mail French's Energy Resources LLC 514 Grand Ave, 230 Laramie, WY 82070 First Class Mail Frieda J Mowdry Address Redacted First Class Mail Frieda J Mowdryrevocable Trust Address Redacted First Class Mail Frienda Dobrovolny Address Redacted First Class Mail Frontier Drilling Program, Ltd 1980‐1 1608 Nw Expressway, Ste 102 Oklahoma City, OK 73118 First Class Mail Frontier Oil Tools, LLC 6230 Bingle Rd Houston, TX 77092 First Class Mail Frontier Tubular Solutions LLC Dept 151 P.O. Box 4346 Houston, TX 77210 First Class Mail Frost National Bank of San Antonio Trustee Acct 4422 P.O. Box 1600 San Antonio, TX 78296 First Class Mail Frost National Bank of San Antonio, Trustee (Charles Layton Hall) P.O. Box 1600 San Antonio, TX 78296 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 22 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 25 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Frost National Bank of San Antonio, Trustee (Richard A Hall Trust) P.O. Box 1600 San Antonio, TX 78296 First Class Mail Frost National Bank, Trustee Charles L Hall ‐ Fb743 P.O. Box 1600, T‐6 San Antonio, TX 78296‐1600 First Class Mail Fs Capital LLC 4809 Cole Ave Dallas, TX 752053540 First Class Mail Fsk Company P.O. Box 8858 Metairie, LA 70011 First Class Mail Fuksa Investments Inc P.O. Box 291 Hennessey, OK 73742 First Class Mail Fuller Production, Inc P.O. Box 11327 Midland, TX 79702 First Class Mail Fuller, Darrell Address Redacted First Class Mail Fumie Nakamura Address Redacted First Class Mail Fund Services Corp P.O. Box 7443 Jackson, WY 83002 First Class Mail Fund Services Corp c/o Alan J Hirschfield 3490 Clubhouse Dr, Ste 101 Wilson, WY 83014 First Class Mail Furseth Family LLC 827 Nw 63rd St Ste 201 Oklahoma City, OK 73116 First Class Mail Fw Brown Address Redacted First Class Mail FW Brown & Barbara Borelli Brown Address Redacted First Class Mail Fw Brown & Barbara Brown, H/W, Jtros Address Redacted First Class Mail G A W Oil Co P.O. Box 3926 Enid, OK 73702 First Class Mail G F Ray Sr Trust Address Redacted First Class Mail G G Greenhill Trust Address Redacted First Class Mail G Jan Beekhuis Trust, c/o Mary Ann Beekhuis Address Redacted First Class Mail G Michael Borelli Aka George Michael Borelli Address Redacted First Class Mail G Scott Postlethwaite Address Redacted First Class Mail G Stacy Smith Address Redacted First Class Mail G Terry Felts Address Redacted First Class Mail G U O of Odd Fellows, Tr Address Redacted First Class Mail G W Thomas Address Redacted First Class Mail G W Thomas Address Redacted First Class Mail G W Thomas Iii & Bertha B Address Redacted First Class Mail G2 Lvg Trst Uta Dtd 11/09/2009 George Miskovsky, Jr, Trustee c/o 1st National Trust Bank 7900 E Raintree Dr Scottsdale, AZ 85260 First Class Mail Gable Gotwals Counsel 1100 Oneok Plz 100 W 5th St Tulsa, OK 74103‐4217 First Class Mail Gail Crane Address Redacted First Class Mail Gail Denise Jones Address Redacted First Class Mail Gail Jared Scholl Address Redacted First Class Mail Gail Marie Miskovsky Trice Address Redacted First Class Mail Gail Steelman Address Redacted First Class Mail Gail Whitcomb Address Redacted First Class Mail Gail Whitcomb Address Redacted First Class Mail Gale F Pryor Address Redacted First Class Mail Gale F Pryor Address Redacted First Class Mail Gale F Pryor Address Redacted First Class Mail Gallup Mineral Corp P.O. Box 41 Stratford, OK 74872 First Class Mail Galvest, Inc 5300 Memorial Dr, Ste 800 Houston, TX 77007 First Class Mail Galyn D Pownell Address Redacted First Class Mail Gamma Oil & Gas LLC P.O. Box 7731 Edmond, OK 73083 First Class Mail Gando Holdings LLC 2602 Mckinney Ave, Ste 305 Dallas, TX 75204 First Class Mail Gannett Peak LLC P.O. Box 2944 Casper, WY 82602 First Class Mail Garde Royalty LLC 3101 Dutch Forest Ln Edmond, OK 73013‐7577 First Class Mail Garde Royalty, LLC 3101 Dutch Forest Ln Edmond, OK 73013 First Class Mail Garde Royalty, LLC c/o Debee Gilchrist 1200 Nw 63rd St, Ste 5000 Oklahoma City, OK 73116 First Class Mail Garde Royalty, LLC c/o Debee Gilchrist 1200 Nw 63rd St Oklahoma City, OK 73116 First Class Mail Garg Oil 909 Wirt Rd Houston, TX 77024 First Class Mail Garg Oil P.O. Box 4346, Dept 501 Houston, TX 77210 First Class Mail Garg Oil, A Texas Joint Ventur P.O. Box 4346, Dept 501 Houston, TX 77210‐4346 First Class Mail Garg Oil, A Texas Joint Venture 909 Wirt Houston, TX 77024 First Class Mail Garland K Choate Address Redacted First Class Mail Garret Taylor Address Redacted First Class Mail Garrett & Company Resources Incc/o John W Garrett, Manager 9701 N Broadway Extension Oklahoma City, OK 73114 First Class Mail Garrett & Company Resources, LLC 9701 N Broadway Extension Oklahoma City, OK 73114 First Class Mail Garrett R Hanson Address Redacted First Class Mail Garvey, Inc 300 West DouglasrH Garvey Building, Ste 1000 Wichita, KS 67202 First Class Mail Garvin Resources, LLC 952 Echo Ln, Ste 364 Houston, TX 77024 First Class Mail Gary & Johnnie Atwood Address Redacted First Class Mail Gary & Karen Beaman, Hwjts Address Redacted First Class Mail Gary A & Rebecca L Adair, Jts Address Redacted First Class Mail Gary A Adair & Rebecca L Adair Address Redacted First Class Mail Gary A Beeman Address Redacted First Class Mail Gary A Neely Address Redacted First Class Mail Gary A Pope & Joan Pope, Husband & Wife Address Redacted First Class Mail Gary Alan Dobbs & Rhonda Ann Dobbs Address Redacted First Class Mail Gary Arthur Wood Address Redacted First Class Mail Gary B & Jackie L Bosler Lvg Trst Address Redacted First Class Mail Gary B & Rebecca A Wyatt Rev Trust Address Redacted First Class Mail Gary B Southerland Address Redacted First Class Mail Gary B Treider Address Redacted First Class Mail Gary B Treider Address Redacted First Class Mail Gary Bosler Address Redacted First Class Mail Gary D Magness Address Redacted First Class Mail Gary D Niblack Address Redacted First Class Mail Gary D Roberts Address Redacted First Class Mail Gary D Sublett Address Redacted First Class Mail Gary Dewayne Tow Address Redacted First Class Mail Gary Don States Address Redacted First Class Mail Gary Early Brown Address Redacted First Class Mail Gary Edsall Address Redacted First Class Mail Gary G Steinert Trust Dtd 2/2/16 Address Redacted First Class Mail Gary Gene Hill Address Redacted First Class Mail Gary H Burton Address Redacted First Class Mail Gary H Gerber Rev Trust Address Redacted First Class Mail Gary Hawkes Address Redacted First Class Mail Gary Heller Address Redacted First Class Mail Gary Hunter Address Redacted First Class Mail Gary Joe Hajek Address Redacted First Class Mail Gary Joe Hajek & Judy Hajek Address Redacted First Class Mail Gary L Throckmorton Address Redacted First Class Mail Gary L Tice Address Redacted First Class Mail Gary Lee Rogers Jr Address Redacted First Class Mail Gary M Gray Address Redacted First Class Mail Gary M Vincent Address Redacted First Class Mail Gary Macy Address Redacted First Class Mail Gary Michael Poarch Address Redacted First Class Mail Gary Mueggenborg Address Redacted First Class Mail Gary Nightengale Address Redacted First Class Mail Gary O'Hern Address Redacted First Class Mail Gary Paul Magers Address Redacted First Class Mail Gary Phillip Miskovsky Address Redacted First Class Mail Gary R Horwitz Dba Classen Oil & Gas Company 6608 N Western Ave 463 Oklahoma City, OK 73136 First Class Mail Gary R Horwitz dba Classen Oil & Gas Company 6608 N Western Ave, 463 Oklahome City, OK 73116 First Class Mail Gary R Underwood Address Redacted First Class Mail Gary Randal Lanouette Address Redacted First Class Mail Gary Rogers Address Redacted First Class Mail Gary Rohrbach Address Redacted First Class Mail Gary S Gordon Revocable Trust Address Redacted First Class Mail Gary States Address Redacted First Class Mail Gary Stinebring Jr Address Redacted First Class Mail Gary Throckmorton Address Redacted First Class Mail Gary W Beaman Address Redacted First Class Mail Gary W Goss Address Redacted First Class Mail Gary W O'Hern, Jr Address Redacted First Class Mail Gary Wray Mcmeekan Address Redacted First Class Mail Gary Y Wong Address Redacted First Class Mail Gastar Exploration Inc 1331 Lamar St, Ste 650 Houston, TX 77010 First Class Mail Gates Family Living Trust Address Redacted First Class Mail Gavin Boyer Address Redacted First Class Mail Gaw Oil Company P.O. Box 3926 Enid, OK 73702 First Class Mail Gaye Lachet Address Redacted First Class Mail Gayla Marie Odle Address Redacted First Class Mail Gayla Marie Odle Address Redacted First Class Mail Gayla Marveen Hope Address Redacted First Class Mail Gayla Marveen Hope, As Trustee of The Myrna Lue Gillespie Trust Address Redacted First Class Mail Gaylen H Jones Address Redacted First Class Mail Gb Energy, Inc P.O. Box 1673 Chickasha, OK 73023 First Class Mail Gb Premium Octg Services, LLC 750 Town & Country Blvd , Ste 300 Houston, TX 77024 First Class Mail GC Cooper, Deceased Address Redacted First Class Mail Gch Minerals LLC 7401 N Kelly Ave Oklahoma City, OK 73111 First Class Mail Gct, Inc 3208 Alpine Dr Edmond, OK 73012 First Class Mail GD Anderson, Jr Estate Address Redacted First Class Mail Gearhart Companies Inc 8805 Forum Way Fort Worth, TX 76140 First Class Mail Gee Family Living Tst Dtd 12/8/14 Address Redacted First Class Mail Geis Fam Rev Trst Dtd 10/10/2011 Address Redacted First Class Mail Gene Allen Schroeder Address Redacted First Class Mail Gene F Lang & Co 11561 Warrington Ct Parker, CO 80138 First Class Mail Gene Hill Living Trust Dtd 1/16/87; Address Redacted First Class Mail Gene Hill, Trustee of The Gene Hill Living Trust Dated 1/16/87, A Revocable Tru Address Redacted First Class Mail Gene Louis Barnhart Address Redacted First Class Mail Gene Macy Address Redacted First Class Mail Gene Macy Address Redacted First Class Mail Gene Stipe Address Redacted First Class Mail Genesis Drilling Program V Lp c/o Us Energy Development Corp 1521 N Cooper St Ste 400 Arlington, TX 76011 First Class Mail Genesis Drilling Program Vi Lp c/o Us Energy Development Corp 1521 N Cooper St Ste 400 Arlington, TX 76011 First Class Mail Genesis Endeavors, LLC (Ark La Tex) 1120 Marvin A Smith Rd Kilgore, TX 75662 First Class Mail Genevieve Holmes Address Redacted First Class Mail Genevieve Johnson Estate Trust Address Redacted First Class Mail Genevieve Umdenstock Estate Address Redacted First Class Mail Genie Oil & Gas Corp 2424 E 21st St, Ste 500 Tulsa, OK 74114 First Class Mail Genny Barto Address Redacted First Class Mail Gentry Minerals LLC 4216 N Portland Ave Suite 104 Oklahoma City, OK 73112 First Class Mail Geo 720 LLC P.O. Box 848 Shattuck, OK 73858 First Class Mail Geodyne Nominee Corp c/o Samson Resources Co Tulsa, OK 74103 First Class Mail Geodyne Nominee Corp c/o Samson Resources Company Two West Second St Tulsa, OK 74103 First Class Mail Geodyne Resoucres, Inc c/o Samson Resources Company Two West Second St Tulsa, OK 74103 First Class Mail George A Stroud Address Redacted First Class Mail George Alan Dobrovolny Address Redacted First Class Mail George Alan Dobrovolny & Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 23 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 26 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service George B Harkness Address Redacted First Class Mail George Boeckman Tr Address Redacted First Class Mail George Brown Address Redacted First Class Mail George Cook Estate Address Redacted First Class Mail George D Senn & Kay F Senn, Trustees, Or Address Redacted First Class Mail George Declerk Address Redacted First Class Mail George Everhart Address Redacted First Class Mail George F & Sally R Getten Address Redacted First Class Mail George F Cotten Royalty Trust Dtd 10/28/15 3608 Tanglewood Circle Farmers Branch, TX 75234 First Class Mail George Frederick Vrska Address Redacted First Class Mail George G Vaught Jr Address Redacted First Class Mail George G Vaught Jr Address Redacted First Class Mail George G Vaught, Jr Address Redacted First Class Mail George H Russell Inv, Inc P.O. Box 129 Mustang, OK 73064 First Class Mail George H Wilson Ii Address Redacted First Class Mail George H Wilson, Ii Address Redacted First Class Mail George Hamilton Address Redacted First Class Mail George Harkness Address Redacted First Class Mail George Hill Address Redacted First Class Mail George Kellner Address Redacted First Class Mail George Kellner Address Redacted First Class Mail George L Clements Address Redacted First Class Mail George Leeper & Judy Leeper Address Redacted First Class Mail George Lindenbaum Address Redacted First Class Mail George M Bradley Address Redacted First Class Mail George M Reeves Iii Address Redacted First Class Mail George Michael Borelli Address Redacted First Class Mail George Michael Borelli, aka G Michael Borelli Address Redacted First Class Mail George Michael Maris Address Redacted First Class Mail George Miskovsky Jr, Trustee of The G2 Living Trust Under Agreement Dated 1192009 c/o 1St National Trust Bank 7900 E Raintree Dr Scottsdale, AZ 85260 First Class Mail George N Meeks Address Redacted First Class Mail George N Polydoros Address Redacted First Class Mail George Nichols Address Redacted First Class Mail George Nichols Address Redacted First Class Mail George Pribil Address Redacted First Class Mail George Raymond Anderson Address Redacted First Class Mail George Rush Beggs Address Redacted First Class Mail George Russell Address Redacted First Class Mail George S Pupich Address Redacted First Class Mail George T Graham Address Redacted First Class Mail George T Hansen, Iii, Mark B Hansen, & Elizabeth Hansen, Address Redacted First Class Mail George Tuley Address Redacted First Class Mail George V Buckman Address Redacted First Class Mail George W Cottom Iii Address Redacted First Class Mail George W Hill c/o Robert Hill Address Redacted First Class Mail George Warford Address Redacted First Class Mail George Willis & Associates 735 1st National Building Oklahoma City, OK 73102 First Class Mail Georger Lindahl Iii Address Redacted First Class Mail Georgette Nichols Address Redacted First Class Mail Georgia Ann Pavlu Address Redacted First Class Mail Georgia Dept of Revenue Attn: Unclaimed Property Program 4125 Welcome All Rd, Ste 701 Atlanta, GA 30349 First Class Mail Georgia James Address Redacted First Class Mail Georgia Mae Harman Address Redacted First Class Mail Geotech Production, Inc 7844 S Espana Way Centennial, CO 80016‐1918 First Class Mail Geral B Orr, Jr Dba Washita Mineral Company P.O. Box 915 Ardmore, OK 73402‐0915 First Class Mail Gerald & Helen Bennett Trust Address Redacted First Class Mail Gerald & Renee Buckley, Hwjts Address Redacted First Class Mail Gerald A Craun Address Redacted First Class Mail Gerald A Craun Address Redacted First Class Mail Gerald Alan Starr Address Redacted First Class Mail Gerald B Hubbell Address Redacted First Class Mail Gerald D Sr & Mary F Neff Living Tr Address Redacted First Class Mail Gerald David Neff Address Redacted First Class Mail Gerald E Borelli Address Redacted First Class Mail Gerald Frank Pribil Address Redacted First Class Mail Gerald G Huddleston Address Redacted First Class Mail Gerald J Goodall Address Redacted First Class Mail Gerald L Cook Address Redacted First Class Mail Gerald Marisco & Address Redacted First Class Mail Gerald Melton Address Redacted First Class Mail Gerald Melton Address Redacted First Class Mail Gerald Milton Address Redacted First Class Mail Gerald Milton, Dec'D Unknown Address Redacted First Class Mail Gerald N Furseth Rev Trust Address Redacted First Class Mail Gerald N Furseth, Trustee of The Gerald N Furseth Revocable Trust Dated 4/29/Address Redacted First Class Mail Gerald O Parker, Jr Address Redacted First Class Mail Gerald Trojan Address Redacted First Class Mail Geraldine K Reynold Trust, Don J Leeman Co‐Trustee, Address Redacted First Class Mail Geraldine K Reynolds Address Redacted First Class Mail Geraldine K Reynolds Address Redacted First Class Mail Geraldine K Reynolds Address Redacted First Class Mail Geraldine K Reynolds Trust Address Redacted First Class Mail Geraldine K Reynolds, As Trustee of The Geraldine Kammann Reynolds Trust DaAddress Redacted First Class Mail Geraldine Kammann Reynolds Trust Address Redacted First Class Mail Geraldine L & Gary A Mueggenborg, Jt Address Redacted First Class Mail Geraldine L & Gary Mueggenborg, Jts Address Redacted First Class Mail Geraldine M Chastain Address Redacted First Class Mail Geraldine M Chastain Address Redacted First Class Mail Geraldine Monroe Address Redacted First Class Mail Geraldine O Ressler Revocable Trust Address Redacted First Class Mail Geronimo Holding Corp P.O. Box 804 Midland, TX 79702 First Class Mail Gerry Melton Address Redacted First Class Mail Gerry Wende Associates 300 W Douglas, Ste 1050 Wichita, KS 67202 First Class Mail Gertrude Hart, Now Fisher c/o Trihart, Llc 2601 Nw Expressway, Ste 601 W Oklahoma City, OK 73112 First Class Mail Ghk, Inc 6305 Waterford Blvd, Ste 300 Oklahoma City, OK 73118 First Class Mail Gilbert Aven Norman Address Redacted First Class Mail Gillespie Children, LLC 5060 Shade Creek Crossing Cumming, GA 30028‐4129 First Class Mail Gilliland Oil & Gas, Inc c/o G Dale Elsener 821 Centennial Blvd Suite 100 Edmond, OK 73013‐3713 First Class Mail Gilliland Oil & Gas, Inc c/o G Dale Elsener P.O. Box 360 1601 Medical Center Dr, Ste 12 Edmond, OK 73083‐0360 First Class Mail Gilliland Oil & Gas, Inc 601 N Cheyenne St Hennessey, OK 73742 First Class Mail Gilliland Oil & Gas, Inc P.O. Box 305 Hennessey, OK 73742 First Class Mail Gina Borelli White Address Redacted First Class Mail Gina Edler Address Redacted First Class Mail Gina Elder Address Redacted First Class Mail Girtha J Corbin Address Redacted First Class Mail Gjtk, LLC 3535 American Dr Colorado Springs, CO 80917‐5743 First Class Mail Gkk Husky LLC 500 Commerce St 700 Fort Worth, TX 76102 First Class Mail Gkk Husky, LLC 500 Commerce, Ste 700 Fort Worth, TX 76102‐5478 First Class Mail Gladys Byrd Norton Address Redacted First Class Mail Gladys Byrd Norton Estate Address Redacted First Class Mail Gladys Lavelle Anderson Address Redacted First Class Mail Gladys Lavelle Anderson, Dec'D 5/21/2005 Address Redacted First Class Mail Gladys M Brewer Address Redacted First Class Mail Gladys M Brewer, Deceased Address Redacted First Class Mail Gladys Rivers, Estate c/o Patricia Ann Sauter 3400 S Umbrella Ave Broken Arrow, OK 74012 First Class Mail Gladys Willodene Hill, Life Estate Address Redacted First Class Mail Gladys Willodine Hill, Her Known & Unknown Heirs, Devisees, Or Successors c/oAddress Redacted First Class Mail Glass Mountain Pipeline, LLC 2626 Cole Ave Ste 900 Dallas, TX 75204 First Class Mail Glb Exploration Inc 7716 Melrose Ln Oklahoma City, OK 73127 First Class Mail Glen & Karen Finley Fmly Tr Address Redacted First Class Mail Glen Adams Estate Address Redacted First Class Mail Glen D & Mary E Jones Rev Lvg Tst Address Redacted First Class Mail Glen Dale Neill Address Redacted First Class Mail Glen E Boeckman Trst Dtd 07/14/92 Address Redacted First Class Mail Glen E Boeckman Trust, Dated The January 11, 1992 Address Redacted First Class Mail Glen Edward Hill Address Redacted First Class Mail Glen Gray Address Redacted First Class Mail Glen Gray c/o Pauline Gray Address Redacted First Class Mail Glen R Vincent Address Redacted First Class Mail Glen Ray Clark Address Redacted First Class Mail Glen Shipley Trust Address Redacted First Class Mail Glen Vonbieberstein Address Redacted First Class Mail Glenda J Hannon Address Redacted First Class Mail Glenda Lou Wright Address Redacted First Class Mail Glenda Payas Address Redacted First Class Mail Glendora Rogers Address Redacted First Class Mail Glenn Henry Huntsberger Address Redacted First Class Mail Glenn Henry Huntsberger Life Estate Address Redacted First Class Mail Glenn L Norris Address Redacted First Class Mail Glenn Pool Oil & Gas Trust I c/o The Bank of New York Mellon Attn: Corporate Trust Div ‐ Corporate Finance Unit 101 Barclay St, 8W New York, NY 10286 First Class Mail Glenn Pool Oil & Gas Trust Ii c/o The Bank of New York Mellon Attn: Corporate Trust Div ‐ Corporate Finance Unit 101 Barclay St, 8W New York, NY 10286 First Class Mail Glenn Ray Lamle Address Redacted First Class Mail Glenna Roder Address Redacted First Class Mail Glennda Lynn Lacey Address Redacted First Class Mail Glg‐Vecses Rentals LLC 2801 Nw 57th St Oklahoma City, OK 73112 First Class Mail Global Natural Resources Corp of Nevada 1001 Fannin St, Ste 1600 Houston, TX 77002 First Class Mail Global Natural Resources Corp of Nevada 7231 S Eastern Ave, Ste B890 Las Vegas, NV 89119 First Class Mail Global Properties Inc c/o Thomas Seamans 14501 Seamans Way Oklahoma City, OK 73142 First Class Mail Gloria J Crotty Address Redacted First Class Mail Gloria Jean Henley Gardner Address Redacted First Class Mail Gloria Monnet Nicholson Shoemaker Address Redacted First Class Mail Gloria Monnet Nicholson Trst Address Redacted First Class Mail Gloria Monnet Shoemaker Address Redacted First Class Mail Gloria Pearl Smith Address Redacted First Class Mail Gloria Staude Hebard Address Redacted First Class Mail Gloria Staude Hebard Address Redacted First Class Mail Glorify Inc P.O. Box 16033 Oklahoma City, OK 73113 First Class Mail Gmpgml LLC P.O. Box 1341 Edmond, OK 73083 First Class Mail Gmpgml LLC 2700 Nw 26th St Oklahoma City, OK 73107 First Class Mail Go Fish Foundation, Inc P.O. Box 3173 Enid, OK 73702‐3173 First Class Mail Godfrey Hamilton Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 24 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 27 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Goe Family Trust, c/o Flo Rita Mae Mills, Kimberly Lane Buhite, & David Grant GAddress Redacted First Class Mail Goho Properties 4719 Taft Blvd Wichita Falls, TX 76308 First Class Mail Goho Properties 4719 Taft, Ste 4 Wichita Falls, TX 76308 First Class Mail Goho Properties Tx Partnership Between Larry Godwin & Cheri Lynn Fyke 4719 Taft Blvd Ste 4 Wichita Falls, TX 76308 First Class Mail Gold Coast Resources, Inc 516 Sea Ranch Dr Santa Barbara, CA 93109 First Class Mail Gold Crest Corp c/o The Walker Corp 210 W Park Ave, Ste 2350 Oklahoma City, OK 73102 First Class Mail Gold Star Energy LLC Eddye Dreyer Financial Services 4925 Greenville Ave, Ste 900 Dallas, TX 75206 First Class Mail Gold Star Energy LLC 600 North Pearl St Suite 1700 Dallas, TX 75201 First Class Mail Gold Star Energy LLC 600 North Pearl St Dallas, TX 75201 First Class Mail Gold Star Energy, LLC 700 N Pearl St, Ste 2000 Dallas, TX 75201 First Class Mail Gold Star Energy, LLC c/o Hartzog Conger Case, Llp Attn: William A Johnson 201 Robert S Kerr Ave Ste 1600 Oklahoma City, OK 73102 First Class Mail Gold Star Energy, LLC c/o Hartzog Conger Cason, Llp Attn: William A Johnson 201 N Robert S Kerr Ave, Ste 1600 Oklahoma City, OK 73102 First Class Mail Gold Star Energy, LLC c/o Hartzog Conger Cason Attn: Michael Furlong, Esq 201 Robert S Kerr Ave Ste 1600 Oklahoma City, OK 73102 First Class Mail Gold Star Energy, LLC 600 North Pearl, Ste 1700 Dallas, TX 75201 First Class Mail Golden Creek Minerals, LLC P.O. Box 721380 Norman, OK 73070 First Class Mail Goldie Tharp Oswald, Deceasedc/o Betty E Oswald Address Redacted First Class Mail Gomaco Incorporated 415 S Boston Ave, Ste 500 Tulsa, OK 74103 First Class Mail Goodin Living Trust Dtd 12‐6‐07 Address Redacted First Class Mail Gop LLC 107 S Broadway Edmond, OK 73034 First Class Mail Gorda Sound Royalty P.O. Box 67009 Dallas, TX 75367 First Class Mail Gordon L Shepherd Address Redacted First Class Mail Gordon L Shepherd Address Redacted First Class Mail Gordon L Smith Iii Address Redacted First Class Mail Gordon L Smith Iii Address Redacted First Class Mail Gordon L Unruh Trust Address Redacted First Class Mail Gordon P Street Iii Address Redacted First Class Mail Gordon P Street, Iii Address Redacted First Class Mail Gordon P Street, Iii Address Redacted First Class Mail Gordon P Street, Jr Address Redacted First Class Mail Gore Investments, LLC 3634 Youree Dr Shreveport, LA 71105 First Class Mail Gorman Family Lllp Address Redacted First Class Mail Gpl Properties, LLC 2013 W Rockypoint Dr Edmond, OK 73003 First Class Mail Gr & Ms LLC 4809 Cole Ave Dallas, TX 752053540 First Class Mail GR& Shaena Carter Address Redacted First Class Mail Grace Cathedral Corp 1051 Taylor St San Francisco, CA 94108 First Class Mail Grace Eileen Mcdonald Address Redacted First Class Mail Grace Lorene Updegraff & Jack B Dever, Co‐ Trustees of The Grace Lorene Updegraff Revocable Trust Under Agreement Dated November 22, 1991 7116 North Comanche Ave Warr Acres, OK 73132‐6627 First Class Mail Grade Work Construction LLC 3070 N 2780 Rd Hennessey, OK 73742 First Class Mail Grady Farms, Inc P.O. Box 897 Tuttle, OK 73089 First Class Mail Graham Living Tst Dtd 3/2/15 Address Redacted First Class Mail Grand Rapids Petroleum Ltd c/o John Wiest 10850 Shaner Ave Ne Rockford, MI 49341‐7649 First Class Mail Grande Energy 309 W 7th St, Ste 300 Fort Worth, TX 76102 First Class Mail Grant D Adams Address Redacted First Class Mail Grant Yancey Address Redacted First Class Mail Gravity Oilfield Services, LLC P.O. Box 734128 Dallas, TX 75373‐4128 First Class Mail Grayson L Davis Address Redacted First Class Mail Great American Oil Company c/o John Stephens 17430 Campbell Rd, Ste 230 Dallas, TX 75252 First Class Mail Great Bear Development Corp 710‐745 Howe St Vancouver, BC V6C 2B3 Canada First Class Mail Great Plain Gas Compression Holdings, LLC 210 E 1st St P.O. Box 639 Hugoton, KS 67951 First Class Mail Great Plains Analytical Services, Inc P.O. Box 682 Elk City, OK 73648 First Class Mail Great Plains Cooperative P.O. Box 38 Lahoma, OK 73754 First Class Mail Great Plains Gas Compression Holdings Llc P.O. Box 20408 Wichita, KS 67208 First Class Mail Great Plains Gas Compression Holdings, LLC 210 E 1st St P.O. Box 639 Hugoton, KS 67951 First Class Mail Great Plains Gas Compression Holdings, LLC Attn: Michael Kiley P.O. Box 639 210 E 1st St Hugoton, KS 67951 First Class Mail Great Plains Oilfield Rental LLC P.O. Box 207044 Dallas, TX 75320‐7044 First Class Mail Great Salt Plains Midstream Address Redacted First Class Mail Great Salt Plains Midstream Crude, LLC c/o Mv Midstream, LLC Attn: Rusty Rains 14000 Quail Springs Pkwy, Ste 5500 Oklahoma City, OK 73134 First Class Mail Great Salt Plains Midstream Holding, LLC 8301 E 21st St Ste 370 Wichita, KS 67206 First Class Mail Great Western Exploration (Nevada) Inc 1111 Bagby St, Ste 2150 Houston, TX 77002 First Class Mail Great Western Oil & Gas, Inc 1111 Bagby St, Ste 2150 Houston, TX 77002 First Class Mail Green Family Trust Address Redacted First Class Mail Green Family Trust Dtd 4/3/1992 Address Redacted First Class Mail Greenban Operating LLC 3616 Lindenwood Ave Dallas, TX 75205 First Class Mail Greenhead Land, LLC P.O. Box 2884 Oklahoma City, OK 73101 First Class Mail Greenstar Energy, LLC 101 Park Ave, Ste 1000 Oklahoma City, OK 73102 First Class Mail Greenstar Resources Oper LLC P.O. Box 721930 Norman, OK 73070 First Class Mail Greenstar Resources Operating, LLC P.O. Box 721930 Norman, OK 73070 First Class Mail Greenstar Resources, LLC P.O. Box 721930 Norman, OK 73070 First Class Mail Greg Franklin Address Redacted First Class Mail Greg Kokojan Address Redacted First Class Mail Greg Kokojan & Elizabeth Black, Address Redacted First Class Mail Greg Mahaffey Address Redacted First Class Mail Greg W Gungoll Address Redacted First Class Mail Gregg Glass 2008 Rev Tst Udo 1/9/08 Address Redacted First Class Mail Gregory A Scott Address Redacted First Class Mail Gregory Burke Mealy Estate Address Redacted First Class Mail Gregory D Duffy Address Redacted First Class Mail Gregory D Geis Address Redacted First Class Mail Gregory K & Terry L Mckinnon Address Redacted First Class Mail Gregory Kent & Terry Lynn Mckinnon 2014 Revocable Trust Address Redacted First Class Mail Gregory L D Hill Address Redacted First Class Mail Gregory Len Mauk Address Redacted First Class Mail Gregory M Sharry Address Redacted First Class Mail Gregory P Bogle Address Redacted First Class Mail Gregory Scott Fisher Address Redacted First Class Mail Gregory Vincent Address Redacted First Class Mail Gregory Zach Singer 1975 Trust No 2 c/o Martha Sundby Address Redacted First Class Mail Grellner Family Special Needs Trust, Dated The 6Th Day of May, 2011 6144 N 2800 Rd Hennessey, OK 73742‐6626 First Class Mail Greta D Streit Address Redacted First Class Mail Greta D Streit Rev Trust Dtd 8/9/08 Address Redacted First Class Mail Gretchen D Castagno Address Redacted First Class Mail Gretchen Patricia Speice Cowan Address Redacted First Class Mail Griffin Minerals Lp P.O. Box 1666 Breckenridge, TX 76424‐1666 First Class Mail Griffin Minerals, Lp P.O. Box 1666 Breckenridge, TX 76424 First Class Mail Griffin Resources P.O. Box 1666 Breckinridge, TX 76424‐1666 First Class Mail Griffin Resources, LLC P.O. Box 1666 Breckenridge, TX 76424‐1666 First Class Mail Griffin Royalty Ltd P.O. Box 1666 Breckenridge, TX 76424‐1666 First Class Mail Griffith Land Services, Inc 11060 Timberline Rd Houston, TX 77043 First Class Mail Griffith Oil & Gas LLC 916 N Main St Stillwater, OK 74075‐3621 First Class Mail Grover Armstrong Address Redacted First Class Mail Grover Cook Estate Address Redacted First Class Mail Grover G Norris Address Redacted First Class Mail Grover Lee Miskovsky Address Redacted First Class Mail Grover Lee Miskovskyc/o Gerrod Miskovsky Address Redacted First Class Mail Grumps Limited Partnership P.O. Box 1669 Enid, OK 73702 First Class Mail Grunet Realty Co c/o Alice Green 425 Park Ave, 27th Fl New York, NY 10022 First Class Mail Gryphon Oilfield Solutions, LLC Dept 3829, P.O. Box 123829 Dallas, TX 75312 First Class Mail Gs Global (Nemaha) Corp, LLC c/o Gs Global Corp Gs Tower, 679, Yeoksanm‐Dong Gangnam‐Gu, Seoul, 135‐080 Korea First Class Mail Guard Exploration Limited Partnership P.O. Box 1187 Enid, OK 73702 First Class Mail Guard Exploration Limited Partnership 1400 Quail Springs Pkwy, Ste 5000 Oklahoma City, OK 73134 First Class Mail Guard Exploration Limited Prtnrship P.O. Box 1187 Enid, OK 73702‐1187 First Class Mail Guard Exploration Lp 14000 Quial Springs Pkwy Ste 5000 Oklahoma City, OK 73134 First Class Mail Guard Exploration Lp 502 South Fillmore St Enid, OK 73703 First Class Mail Guest Energy Resources LLC P.O. Box 2176 Glenwood Springs, CO 81602 First Class Mail Guest Petroleum Inc P.O. Box 805 Edmond, OK 73083 First Class Mail Guest Petroleum Incorporated 1600 East 19th St, Ste 204 Edmond, OK 73013 First Class Mail Guest Petroleum Incorporated P.O. Box 805 Edmond, OK 73083‐0805 First Class Mail Guinevere Anderson Hooker Address Redacted First Class Mail Gulf Exploration LLC 9701 N Broadway Oklahoma City, OK 73120 First Class Mail Gumz Family Trust Address Redacted First Class Mail Gumz Family Trust Address Redacted First Class Mail Gungoll Lepore Oil & Gas Properties Llc P.O. Box 6209 Enid, OK 73702 First Class Mail Gungoll Production, LLC 6 Ne 63rd St, Ste 300 Oklahoma City, OK 73105 First Class Mail Gungoll Production, LLC c/o Carl E Gungoll Exploration, Llc P.O. Box 18466 Oklahoma City, OK 73154‐0466 First Class Mail Gungoll‐Aggas Exploration LLC P.O. Box 6209 Enid, OK 73702‐6209 First Class Mail Gunline Energy LLC 20608 Thurman Bend Rd Spicewood, WY 78669 First Class Mail Gus I Janzen c/o Danny Janzen Address Redacted First Class Mail Gvjyh P.O. Box 66687 Houston, TX 77266 First Class Mail Gw Petroleum Inc P.O. Box 747 Kingfisher, OK 73750 First Class Mail Gw Petroleum, Inc c/o Brown & Borelli Inc P.O. Box 747 Kingfisher, OK 73750 First Class Mail GW Thomas Address Redacted First Class Mail GW Thomas Iii Address Redacted First Class Mail Gwen J Wilburn Address Redacted First Class Mail Gwendolyn A Hobbs Address Redacted First Class Mail Gwendolyn Ann Placek Address Redacted First Class Mail Gwendolyn Hamilton Address Redacted First Class Mail Gwendolyn Hamilton Address Redacted First Class Mail Gwendolyn K Cline c/o Perry Cline Address Redacted First Class Mail Gwendolyn Kay Cline Address Redacted First Class Mail Gwendolyn Kay Cline Estate Address Redacted First Class Mail Gwendolyn L Burns Address Redacted First Class Mail Gwendolyn O Lincoln Trust Address Redacted First Class Mail Gyrodata Incorporated 1682 W Sam Houston Pkwy N Houston, TX 77043 First Class Mail H & H Resources LLC 21732 E 1360 Rd Hobart, OK 73651 First Class Mail H & L Farms, Inc c/o Holton Resources, Ltd P.O. Box 667 Perryton, TX 79070 First Class Mail H & M Rentals & Equipment Inc 254050 E County Rd 49 Fairview, OK 73737 First Class Mail H Brooks Smith Address Redacted First Class Mail H Franklin Gregory Trust Enertech Resource 9211 Godstone Ln Spring, TX 77379 First Class Mail H G C Trust Address Redacted First Class Mail H G C Trust Address Redacted First Class Mail H Harold Henson Jr Revocable Inter Vivos Trust Dated November 3, 1998 Address Redacted First Class Mail H Harold Henson Revocable Trust Address Redacted First Class Mail H Huffman & Co 301 Nw 63rd St 510 Oklahoma City, OK 73116 First Class Mail H J Freede Inc Attn: Sharon Smith 430 Nw 13th St Oklahoma City, OK 73103 First Class Mail H M Mcmillan Royalty Trust P.O. Box 3627 Tulsa, OK 74101‐3627 First Class Mail H S Winston Trust Address Redacted First Class Mail H S Winston Trust Address Redacted First Class Mail H Thomas Bosworth Iii Address Redacted First Class Mail H&K 1981‐A Drilling Program 6906 Waggoner Place Dallas, TX 75230 First Class Mail H&L Farms c/o Holton Resources Ltd P.O. Box 667 Perryton, TX 79070 First Class Mail Haenni LLC P.O. Box 1907 Cleveland, GA 30528 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 25 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 28 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Haenni, LLC P.O. Box 1907 Cleveland, GA 30528‐0035 First Class Mail Hafling Family Trust Address Redacted First Class Mail Hal Moore Address Redacted First Class Mail Halcyon Equipment, LLC P.O. Box 351 Ratliff City, OK 73481 First Class Mail Hall Energy Company LLC 9225 Lake Hefner Pky, Ste 200 Oklahoma City, OK 73120 First Class Mail Hall Investment Company LLC P.O. Box 21598 Oklahoma City, OK 73156 First Class Mail Hall Trucking, LLC P.O. Box 2407 Elk City, OK 73648 First Class Mail Halliburton Energy Services In P.O. Box 301341 Dallas, TX 75303‐1341 First Class Mail Halliburton Energy Services In P.O. Box 203143 Houston, TX 77216‐3143 First Class Mail Halliburton Energy Services, Inc Attn: Commercial Law Us Regional Counsel 3000 North Sam Houston Pkwy East Houston, TX 77032 First Class Mail Hamm & Phillips Address Redacted First Class Mail Hammack‐Rocket Properties LLC 4925 Greenville Ave Pmb 61 Dallas, TX 75206‐4026 First Class Mail Hammer Construction, Inc P.O. Box 721078 Norman, OK 73070‐4830 First Class Mail Hammer Perforating, LLC c/o Cash Flow Experts, Inc P.O. Box 260074 Corpus Christi, TX 78426 First Class Mail Hampel Oil Distributors, Inc P.O. Box 875477 Kansas City, MO 64187‐5477 First Class Mail Hank R & Deborah Lee Address Redacted First Class Mail Hanks Petroleum 1980‐1 Drig Pr Attn: Joretta Powell 3051 E Ridgeview St Springfield, MO 65804 First Class Mail Hanks Petroleum 1980‐1 Drig Pr Attn: Wendell Powell 4031 E Wilshire Springfield, MO 65809‐3408 First Class Mail Hanks Petroleum 1980‐I Drilling Program 1444 E Bradford Pkwy, B Springfield, MO 65804 First Class Mail Hanks Petroleum 1980‐Ii Drilling Program 1444 E Bradford Pkwy, Ste B Springfield, MO 65804‐6529 First Class Mail Hansen Family Liv Trst 1/8/08 Address Redacted First Class Mail Hansen Family Trst Dtd 4/13/1993 Address Redacted First Class Mail Harbor Energy, LLC P.O. Box 720754 Norman, OK 73070 First Class Mail Harcourt Energy Partners, LLC P.O. Box 5579 Santa Barbara, CA 93150 First Class Mail Hardin R Hollowell Address Redacted First Class Mail Hardly‐Able Oil LLC P.O. Box 21625 Oklahoma City, OK 73156 First Class Mail Harl Hoppler Address Redacted First Class Mail Harlan Fisher c/o Gregory Fisher Address Redacted First Class Mail Harley Martin Address Redacted First Class Mail Harlow Royalties Texas, Ltd 22499 Imperial Valley Dr Houston, TX 77073 First Class Mail Harlow Royalties, Inc 22499 Imperial Valley Dr Houston, TX 77073 First Class Mail Harlow Royalties, Ltd 22499 Imperial Valley Dr Houston, TX 77073 First Class Mail Harold & Linda S Armstrong, Jts Address Redacted First Class Mail Harold Bell Address Redacted First Class Mail Harold Craun Address Redacted First Class Mail Harold Craun Estate Address Redacted First Class Mail Harold D & Beverly W Hill Rev Trust Address Redacted First Class Mail Harold D Hill, Trustee of The Harold D Hill Living Trust Dated 12/31/90, A Revoc Address Redacted First Class Mail Harold D Holmes & Denna Fo Holmes, Address Redacted First Class Mail Harold Dewayne Choate Address Redacted First Class Mail Harold Emesiani Address Redacted First Class Mail Harold G Hamm Rev Tst Dtd 4/23/84 Address Redacted First Class Mail Harold H & Cherry K Clifford, Hwjts Address Redacted First Class Mail Harold H Anderson Address Redacted First Class Mail Harold H Clifford & Cherry Kay Clifford Address Redacted First Class Mail Harold H Fisher Estate Address Redacted First Class Mail Harold J Mcconnell Rev Trst Address Redacted First Class Mail Harold John Rohrbach Address Redacted First Class Mail Harold L Benham Address Redacted First Class Mail Harold L Jennings Living Tr Address Redacted First Class Mail Harold Lee Smart Address Redacted First Class Mail Harold Maris Address Redacted First Class Mail Harold R Swanson, Deceased Address Redacted First Class Mail Harold Schwartz Address Redacted First Class Mail Harold V Miller 2001 Rev Lv Tr Address Redacted First Class Mail Harold Wayne Caulder c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Harper Family Trust Address Redacted First Class Mail Harriett Doherty, Or Unknown Heirs Of c/o Weaver Energy Corp 600 N Cheyenne Hennessey, OK 73742 First Class Mail Harriett Doherty, Or Unknown Heirs Of c/o Barnett Banks Trust Company, NA 250 Park Ave South P.O. Box 2004 Winter Park, FL 32790 First Class Mail Harriett J Lucas Address Redacted First Class Mail Harriett Orvilla Alvey Address Redacted First Class Mail Harrison Fam Trst Dtd 8/6/2010 Address Redacted First Class Mail Harrison Family Tr Address Redacted First Class Mail Harrogate Energy LLC 5902 Corinthian Park Dr Spring, TX 77379 First Class Mail Harry A Spring, Trustee Address Redacted First Class Mail Harry Buckman Address Redacted First Class Mail Harry E Riley Address Redacted First Class Mail Harry H Diamond Incorporated 116 N Bell Ave Shawnee, OK 74801 First Class Mail Harry H Diamond, Inc P.O. Box 20868 Oklahoma City, OK 73156 First Class Mail Harry Hanszen Lynch Trust Address Redacted First Class Mail Harry J Schafer Iii & Fern K Cooper, As Co‐Trustees of The Margaret K Replogle Mineral Trust Under Agreement Dated December 11, 1990 6820 N Classen Blvd Oklahoma City, OK 73112 First Class Mail Harry Koehn Address Redacted First Class Mail Harry L Jones Ii & Linda Jones, Trustees of The Harry L Jones Ii Trust Dated 8/10/Address Redacted First Class Mail Harry L Jones Ii Trust Dtd 8/10/95 Address Redacted First Class Mail Harry Logan Estate Address Redacted First Class Mail Harry Logan Estate Address Redacted First Class Mail Harry M Evans Jr Address Redacted First Class Mail Harry S Ghere Address Redacted First Class Mail Hart Family Trust Dtd 1/25/12 Address Redacted First Class Mail Harvard Properties Turnaround Professionals, C David Rhoades ‐ Receiver, 401 South Boston, Ste 2320 Tulsa, OK 74103 First Class Mail Harvard Properties, Inc 401 South Boston Ave, Ste 2320 Tulsa, OK 74103 First Class Mail Harvey H Mueller, Ii Address Redacted First Class Mail Harvey Howard Norris Address Redacted First Class Mail Harvey Howard Norris, Jr Address Redacted First Class Mail Haskell Horn Fam Ltd Ptnsp P.O. Box 1026 Shawnee, OK 74802 First Class Mail Haskell L Gray Address Redacted First Class Mail Hawke Real Estate LLC 211 N Robinson Ave 2 Leadership Sq, 10th Flr Oklahoma City, OK 73102‐7109 First Class Mail Hawkeye Directional, LLC P.O. Box Drawer 1376 Eunice, LA 70535 First Class Mail Hawks Ridge Investments LLC 17113 Hawks Ridge Ln Edmond, OK 73012 First Class Mail Haymaker Holding Company LLC P.O. Box 205415 Dallas, TX 75320 First Class Mail Haymaker Properties, Lp P.O. Box 206200 Dallas, TX 75320 First Class Mail Hazel Burge Address Redacted First Class Mail Hazel C Spencer Address Redacted First Class Mail Hazel Carter Address Redacted First Class Mail Hazel M Cassingham & Robert W Cassingham, Trustees of The Hazel M CassinghAddress Redacted First Class Mail Hazel M Cassingham Res Trust Address Redacted First Class Mail Hazel N Dodd Lesher Address Redacted First Class Mail Hazel N Dodd, Now Lesher Address Redacted First Class Mail Hazel T Lucy, Dec'D 2/17/96 Address Redacted First Class Mail Hazel Witcher Estate Address Redacted First Class Mail Hazeldene Corp c/o Bogo Energy Corp 13933 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Hazeltine Holdings Corp P.O. Box 20726 Oklahoma City, OK 73156‐0726 First Class Mail Hb Fink, Now Cgf Industries, Inc 7309 E 21st St Wichita, KS 67206 First Class Mail Hb Royalties, LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Hc Ridgeside Energy Ptrs LLC 14241 Dallas Pkwy, Ste 600 Dallas, TX 75254 First Class Mail Hdbc Investments, Limited P.O. Box 12766 Dallas, TX 75225 First Class Mail Headington Oil Company LLC 1700 N Redbud Blvd Suite 400 Mckinney, TX 75069 First Class Mail Headington Royalty, Inc 1700 N Redbud Blvd, Ste 400 Mckinney, TX 75069 First Class Mail Headington Royalty, Inc 2711 North Haskell Ave Dallas, TX 75207 First Class Mail Heart of Oklahoma Transport P.O. Box 288 Ponca City, OK 74602 First Class Mail Heartland Compression Services P.O. Box 54942 New Orleans, LA 70154 First Class Mail Heartland Compression Services 3799 West Airline Hwy Reserve, LA 70084 First Class Mail Heartland Energy Group, Ltd 2401 N Seth Child Rd Manhattan, KS 66503 First Class Mail Heartland Energy Solutions, LLC P.O. Box 1827 Lawton, OK 73502 First Class Mail Heat Waves Address Redacted First Class Mail Heath Leigh Address Redacted First Class Mail Heather E Potts Address Redacted First Class Mail Heather E Potts Address Redacted First Class Mail Heather G Hartman Address Redacted First Class Mail Heather Lane Address Redacted First Class Mail Heather Mcclendon aka Heather Long Address Redacted First Class Mail Hed Enterprises Lp 4925 Greenville Ave Suite 500 Dallas, TX 75206 First Class Mail Hedrick D Horton Address Redacted First Class Mail Hedrick Horton Address Redacted First Class Mail Hef‐Lin Energy Corp 500 West Sixth St, Ste 200 Austin, TX 78701 First Class Mail Hef‐Lin Energy Corp 330 N Sam Houston Pkwy, Ste 215 Houston, TX 77060 First Class Mail Hef‐Lin Energy Corp 510 Hearn St, Ste 200 Austin, TX 78703 First Class Mail Heidi G Hartman Address Redacted First Class Mail Heidi Heldeman Perez Address Redacted First Class Mail Heidi Petcher Address Redacted First Class Mail Heirs of C Max Goodwin 33 Crestwood Dr Trophy Club, TX 76262 First Class Mail Heirs of Dr RB Wilchar Address Redacted First Class Mail Heirs of Frank J Medanich Address Redacted First Class Mail Heirs of George Pribil Address Redacted First Class Mail Heirs of Grace Barr Coggins Address Redacted First Class Mail Heirs of Harold K Cohen Address Redacted First Class Mail Heirs of Joe Douglas c/o Jack E Rector Address Redacted First Class Mail Heirs of Mamie Barr Address Redacted First Class Mail Heirs of Nola Pribil Address Redacted First Class Mail Heirs of Rosa Mcelhaney, Formerly Rosa Newkirk, aka Rosana Newkirck Mcelha c/o Sharon Marleen Mcelhany 1470 South 39th St Springfield, OR 97478 First Class Mail Heirs of Rosa Mcelhaney, Formerly Rosa Newkirk, aka Rosana Newkirk Mcelhanc/o Evan L Mcelhaney 7732 S Harvard Place Tulsa, OK 74136 First Class Mail Heirs of Thomas E Summers Address Redacted First Class Mail Heirs of William Abram Barr Address Redacted First Class Mail Heirs Or Successors of Bobbie Fay Underwood Address Redacted First Class Mail Heirs Or Successors of Clara Freeman, Aka Clara Brooks Address Redacted First Class Mail Heirs Or Successors of George F Bauerdorf Address Redacted First Class Mail Heirs Or Successors of Helen Sifton Address Redacted First Class Mail Heirs Or Successors of Howard T Bosworth, Jr Address Redacted First Class Mail Heirs Or Successors of John F Wight, Deceased Address Redacted First Class Mail Heirs Or Successors of John Musil Address Redacted First Class Mail Heirs Or Successors of John T Poston Address Redacted First Class Mail Heirs Or Successors of Joseph Feldman Address Redacted First Class Mail Heirs Or Successors of Milo Beck Address Redacted First Class Mail Heirs Or Successors of Mollie H Acton Address Redacted First Class Mail Heirs Or Successors of Ora Terhune Address Redacted First Class Mail Heirs Or Successors of Velma Dutton Address Redacted First Class Mail Heirs Or Successors of William T Pitt Address Redacted First Class Mail Heirs, Succesors & Assigns of Ethel Choate, Deceased c/o Billy Joe Halcomb Rural Route 1, Box 89 Pond Creek, OK 73766 First Class Mail Heirs, Successors & Assigns of Jack P Speed, Deceased c/o Gerald P Speed 3409 Owl Creek Dr Edmond, OK 73034 First Class Mail Helberg Revocable Trust Address Redacted First Class Mail Helen Barnes Trust Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 26 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 29 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Helen Benton Address Redacted First Class Mail Helen Chaikin Address Redacted First Class Mail Helen Clark Brooks Address Redacted First Class Mail Helen Craun Address Redacted First Class Mail Helen Elizabeth Dailey Address Redacted First Class Mail Helen Elizabeth Rice Estate Address Redacted First Class Mail Helen Hampton Address Redacted First Class Mail Helen Hedges Address Redacted First Class Mail Helen J Hodges Address Redacted First Class Mail Helen L Stoner Trust Address Redacted First Class Mail Helen Louise Hedrick Fmly Rlt Address Redacted First Class Mail Helen M Hilseweck Address Redacted First Class Mail Helen Morris Address Redacted First Class Mail Helen Simcoe Address Redacted First Class Mail Helen Thompson Varcasia Address Redacted First Class Mail Helen Thompson Varcasia Address Redacted First Class Mail Helen Throckmorton Address Redacted First Class Mail Hemisphere Development Corp 3 Seminole Ct East Brunswick, NH 08816 First Class Mail Henderson Minerals LLC 7844 South Espana Way Centennial, CO 80016 First Class Mail Henderson Minerals LLC 7844 South Espana Way Aurora, CO 80016‐1918 First Class Mail Hendrickson Family Trust Address Redacted First Class Mail Hennessey Oil & Gas, LLC c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Hennessey Properties Inc 117 S Main St Hennessey, OK 73742 First Class Mail Hennessey Properties, Inc c/o Robert C Lowell P.O. Box 96 Hennessey, OK 73742 First Class Mail Henry & Anna Brown Joint Tenants Address Redacted First Class Mail Henry A Kokojan Address Redacted First Class Mail Henry A Kokojan c/o Teresa Ann Kokojan Address Redacted First Class Mail Henry A Kokojan Fam Tst Dtd 8/4/05 Address Redacted First Class Mail Henry A Kokojan Family Trust Dated August 4, 2005 Address Redacted First Class Mail Henry A Kokojan Family Trust Dated August 4, 2005 By Teresa Ann Kokojan, TruAddress Redacted First Class Mail Henry Foster Address Redacted First Class Mail Henry Glynn Hickman Address Redacted First Class Mail Henry Gungoll Associates, LLC P.O. Box 6209 Enid, OK 73702 First Class Mail Henry Gungoll Associates, LLC P.O. Box 6209 Enid, OK 73702‐6209 First Class Mail Henry Gungoll Operating, Inc P.O. Box 6209 Enid, OK 73702 First Class Mail Henry H Gungoll & Associates P.O. Box 6209 Enid, OK 73702‐6209 First Class Mail Henry H Jackson Address Redacted First Class Mail Henry J Morgan Address Redacted First Class Mail Henry Lorenzo Caldwell Address Redacted First Class Mail Henry M Shrady Iii Address Redacted First Class Mail Henry M Shrady, Iii Address Redacted First Class Mail Henry R Kravis, Trustee of The George R Kravis, 11, Trust Address Redacted First Class Mail Henry Thomas Love Family Trust Dated April 1, 1994 Patrician Ann Love, Succes Address Redacted First Class Mail Henry W Harnish Address Redacted First Class Mail Henry W Safran Address Redacted First Class Mail Herbert B Abelow & Richard A Abelow dba Lenox Partners Under Agreement Da91 E End Ave New York, NY 10028‐8028 First Class Mail Herbert Campion, Jr Address Redacted First Class Mail Herbert D Fried Address Redacted First Class Mail Herbert Minerals, Ltd 306 W Seventh St, Ste 606 Fort Worth, TX 76102 First Class Mail Herbert O Stange, Jr & Loretta Jean Stange Address Redacted First Class Mail Heritage Partners 19810 Carsenwood Ln Cypress, TX 77433 First Class Mail Heritage Resources Nonop LLC 5701 N Shartel Ave, 2nd Fl Oklahoma City, OK 73118 First Class Mail Heritage Resources‐Nonop LLC c/o Spencer Fane Llp Attn: Paul D Trimble 9400 N Broadway Extension Ste 600 Oklahoma City, OK 73114 First Class Mail Heritage Resources‐Nonop, LLC 5701 North Shartel Ave, Ste 2000 Oklahoma City, OK 73118 First Class Mail Herman J Stieferman Address Redacted First Class Mail Herman Keith Address Redacted First Class Mail Herman Keith Address Redacted First Class Mail Herman L Buffington Address Redacted First Class Mail Hermine Horwitz Address Redacted First Class Mail Herrick Trust Estate Address Redacted First Class Mail Herschbach Petroleum Company Ltd 121 S Broadway, Ste 753 Tyler, TX 75702 First Class Mail Herschel Henry Phillips Address Redacted First Class Mail Hershel R O'Hern Address Redacted First Class Mail Herv Oil LLC P.O. Box 3399 Shawnee, OK 74802 First Class Mail Hg Adams LLC P.O. Box 1565 Purcell, OK 73080 First Class Mail Hgo Investments LLC P.O. Box 477 Hennessey, OK 73742‐0477 First Class Mail Hickory Timbers Limited Partnership c/o Xto Energy 810 Houston St, Ste 2000 Fort Worth, TX 76102 First Class Mail Hickory Timbers LP c/o Corp Co 735 First National Building Oklahoma City, OK 73102 First Class Mail Hidden Creek Resources P.O. Box 32095 Edmond, OK 73003 First Class Mail Hiebert Trucking Co, LLC P.O. Box 453 Waukomis, OK 73773 First Class Mail High Energy P.O. Box 1762 Cushing, OK 74023 First Class Mail High Energy Corp P.O. Box 1762 Cushing, OK 74023 First Class Mail High Pressure Rental & Supply 4517 Baldwin Corpus Christi, TX 78408 First Class Mail High Ridge Petroleum, Inc 501‐1949 Beach Ave Riverside, CA 92507 First Class Mail High Top Holdings, LLC 18151 Highway 281 Chester, OK 73838 First Class Mail Highmark Resources LLC 909 Lake Carolyn Pkwy, Ste 1500 Irving, TX 75039 First Class Mail Highpointe Energy LLC 17334 N May Ave Edmond, OK 73012 First Class Mail Hik Corp 12601 Oakdale Forest Ct Edmond, OK 73013‐7530 First Class Mail HIK Corp c/o Timothy Dowd 12601 Oakdale Forest Ct Edmond, OK 73013 First Class Mail HIK Corp For Itself & As Successor By Merger To HPK Corp 12601 Oakdale Forest Ct Edmond, OK 73013 First Class Mail HIK Corp For Itself & As Successor To HPK Corp 12601 Oakdale Forest Ct Edmond, OK 73013 First Class Mail Hildreth B Young Estate Address Redacted First Class Mail Hildreth B Young Trust Dated July 29, 1988 Address Redacted First Class Mail Hill Energy, Inc 3809 East 83rd Tulsa, OK 74137 First Class Mail Hill Family Trust Dtd 8/7/96 Address Redacted First Class Mail Hillary Patterson Address Redacted First Class Mail Hinkle Oil & Gas Inc 5600 N May Ave Ste 295 Oklahoma City, OK 73112 First Class Mail Hinkle Oil & Gas, Inc 5600 North May Ave Suite 295 Oklahoma City, OK 73112 First Class Mail Hinkle Oil & Gas, Inc Enterprise Plaza 5600 N May Ave, Ste 295 Oklahoma City, OK 73112 First Class Mail Hiram L Harbin Address Redacted First Class Mail Hirsch Heath & White Pllc 901 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Hirzel Inc P.O. Box 279 Guthrie, OK 73044 First Class Mail Hlavaty Minerals LLC 2845 Carracci Ct Henderson, NV 89052 First Class Mail Hnl Royalty Company P.O. Box 6025 Midland, TX 79704 First Class Mail Hochstetter, Lp P.O. Box 17728 Fort Worth, TX 76102 First Class Mail Hodgden Resources, Inc P.O. Box 3485 Enid, OK 73702 First Class Mail Hodgen RI Limited Partnership P.O. Box 3485 Enid, OK 73702 First Class Mail Hofacket‐Ward Family Trust Address Redacted First Class Mail Hoffman Royalty, LLC P.O. Box 720192 Oklahoma City, OK 73072 First Class Mail Hoffman Transportation Inc 1201 N 16th St Chicksaw, OK 73018 First Class Mail Hollingsworth Fam Rev Trust Address Redacted First Class Mail Holly Anne Smith Address Redacted First Class Mail Holly Dean Bridwell Liv Trst Address Redacted First Class Mail Holly M Carpenter Jones Address Redacted First Class Mail Holly Wriston Address Redacted First Class Mail Holton Resources, Ltd P.O. Box 667 Perryton, TX 79070 First Class Mail Homer Adams, Iii Address Redacted First Class Mail Homer L Melton, Dec'D 1/19/2002 Address Redacted First Class Mail Homer Lee Oswald Address Redacted First Class Mail Homer Lee Oswald, Deceased Address Redacted First Class Mail Homer P Oswald Address Redacted First Class Mail Honeymon Oil Co c/o Evelyena D Honeymon41 Sweetleaf Ct Spring, TX 77381 First Class Mail Honeywell Information Systems Honeywell Plaza Escheat 10/02 P.O. Box 524 Minneapolis, MN 55408 First Class Mail Hooten Oil, LLC 12583 South Highway 99 Seminole, OK 74568 First Class Mail Hope M Burrow Aka Hope M Lucas Address Redacted First Class Mail Horizon Drilling Partnership 1140 Nw 63rd St, Ste 200 Oklahoma City, OK 73116 First Class Mail Horizon Energy Corp 1000 W Wilshire Blvd Oklahoma City, OK 73116 First Class Mail Horizon Gas Partners, Lp 2512 E 71st St, Ste C Tulsa, OK 74136 First Class Mail Horne Oil Company 621 N Morgan Rd Oklahoma City, OK 73127 First Class Mail Hortense Madison Hilliard Estate Address Redacted First Class Mail Horton Family Holdings Ii, LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Hoskins Construction Inc P.O. Box 162 Longdale, OK 73755 First Class Mail Hoskins Gypsum Co, LLC P.O. Box 243 Longdale, OK 73755 First Class Mail Hoskins Trucking, Inc P.O. Box 144 Longdale, OK 73755 First Class Mail Hoss Services, LLC ‐ Factoring P.O. Box 2078 Elk City, OK 73648 First Class Mail Houston Electric, Inc P.O. Box 335 Garber, OK 73738 First Class Mail Houston Exploration & Production Companyc/o Devon Energy Production Comp333 West Sheridan Ave Oklahoma City, OK 73102 First Class Mail Howard A Parker Address Redacted First Class Mail Howard Cochran Address Redacted First Class Mail Howard D Horton Address Redacted First Class Mail Howard E Pardue Address Redacted First Class Mail Howard Engineering, Inc P.O. Box 69 Skiatook, OK 74070‐0069 First Class Mail Howard J & Maxine C Hardy Irrev Tst Address Redacted First Class Mail Howard J Hardy Address Redacted First Class Mail Howard J Lang Oil & Gas Department P.O. Box 2020 Tyler, TX 75710‐2020 First Class Mail Howard Mccracken Address Redacted First Class Mail Howard Mcmeekan Estate Address Redacted First Class Mail Howard Ring Address Redacted First Class Mail Howard Ring, Possibly Deaceasedprobable Heirs Or Devisees: PBO Inc P.O. Box 223 Enid, OK 73703 First Class Mail Hrs Cowtown Fans, LLC 1120 Summit Ave, Ste 200 Fort Worth, TX 76102 First Class Mail Hs Field Services, Inc P.O. Box 605 Dewey, OK 74029 First Class Mail HS Winston Address Redacted First Class Mail Hubert Jones Life Tenant Address Redacted First Class Mail Hudsonfield Marketing LLC 25 Broadway 9th Fl New York, NY 10004 First Class Mail Hugh J Goodall Address Redacted First Class Mail Hugh Wynn Address Redacted First Class Mail Hughes Drilling Company c/o Jane Thornton 1005 Seneca Ave Enid, OK 73703 First Class Mail Hughes Drilling Company c/o Jane Thornton 1005 Seneca Ave Enid, OK 73709 First Class Mail Hughes Potiker, c/o Entertainment Publication, Inc 1401 Crooks Rd, Ste 150 Troy, MI 48084 First Class Mail Hughes Specialty Tools 21257 East 1050 Rd Foss, OK 73647 First Class Mail Hume Family Rev Trst Dtd 02/04/1994 Address Redacted First Class Mail Humphrey Legacy, LLC 719 W Main Enid, OK 73701 First Class Mail Hunter Kyle Patterson Address Redacted First Class Mail Hunter Kyle Patterson Address Redacted First Class Mail Hunter Royalty LLC P.O. Box 21625 Oklahoma City, OK 73156 First Class Mail Hunter Zoller Heritage LLC 5984 S Elm Ct Centennial, CO 80121 First Class Mail Huntington Oil & Gas, LLC 19 Harborage Fort Lauderdale, FL 33316 First Class Mail Huntington Oil & Gas, LLC 19 Harborage Dr Fort Lauderdale, FL 33316 First Class Mail Hunt's Welding Services, LLC 1306 W Dunkin Rd Cushing, OK 74023 First Class Mail Hurley D Eck Address Redacted First Class Mail Hurley Fmly Rev Trust Dtd 9/3/03 Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 27 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 30 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Husky Oil Company P.O. Box 380 Cody, WY 82414 First Class Mail Husky Oklahoma LLC 604 E 4th St, Ste 201 Ft. Worth, TX 76102 First Class Mail Husky Oklahoma, LLC, A Texas Partnership 604 E 4Th, Ste 201 Fort Worth, TX 76102 First Class Mail Husky Ventures Inc 5800 Nw 135th St Oklahoma City, OK 73142 First Class Mail Husky Ventures, Inc 204 North Robinson Ave, Ste 1800 Oklahoma City, OK 73102 First Class Mail Husky Ventures, Inc 5800 Nw 135th St Oklahoma City, OK 73142‐5938 First Class Mail Husky Venutres Inc 5800 Nw 135th St Oklahoma City, OK 73142 First Class Mail Hussey Enterprises Inc 21 Sw 97th Str Oklahoma City, OK 73139 First Class Mail Huston Energy Corp P.O. Box 5318 Enid, OK 73702 First Class Mail Huston Energy Corporaiton P.O. Box 5318 Enid, OK 73702 First Class Mail Hvgit, LLC 916 N Main Stillwater, OK 74075 First Class Mail HWW Partnership Aka HMW Partnership Aka MHW Partnership c/o Christina M Ayres555 E Farm Rd 84 Springfield, MO 65803‐7560 First Class Mail Hydrocarbon Ventures LLC 18484 Preston Rd Dallas, TX 75252 First Class Mail Hydrocarbon Ventures LLC 18484 Preston Rd, Ste 102 Dallas, TX 75252 First Class Mail Hyla Hyde Glover & Harry B Boyett, As Trustees of The Harding Trust (Claiming Kathryn Carrington (Formerly Keithly) & James A Marr, Co‐Trustees of The Harding Trust 3141 Nw 63rd St Oklahoma City, OK 73116 First Class Mail Hyman Friedman Trust, Marshall Friedman, Trustee Address Redacted First Class Mail I Systems, LLC P.O. Box 2273 Oklahoma City, OK 73101 First Class Mail I Wayne Woosley Revocable Trust Dated 10/23/2012 125 N Market St, Ste 1000 Wichita, KS 67202 First Class Mail Ian A & Angela D Yingling Rev Trst Address Redacted First Class Mail Ibex Resources Company 1021 Nw Grand Blvd Oklahoma City, OK 73118 First Class Mail Ibex Resources Company LLC 1021 Nw Grand Blvd Oklahoma City, OK 73118‐6039 First Class Mail Ibex Resources Company LLC 1021 Nw Grand Blvd Oklahoma City, OK 73118 First Class Mail Ida E Sheehan Ford Address Redacted First Class Mail Ida E Sheehan Ford Address Redacted First Class Mail Ida Florine Penn Address Redacted First Class Mail Ida Loney & Rufus Loney Address Redacted First Class Mail Ida Loney, Dec'D 11/17/1947 Address Redacted First Class Mail Idaho State Treasurer's Office Attn: Unclaimed Property Office P.O. Box 83720 Boise, ID 83720‐9101 First Class Mail Ihs Global Inc P.O. Box 847193 Dallas, TX 75284‐7193 First Class Mail IHS Global Inc Attn: Legal Department 15 Inverness Way East Englewood, CO 80112‐5710 First Class Mail IHS Markit 25 Ropemaker St Ropemaker Pl, 4th Fl London, ECY2 9LY United Kingdom First Class Mail Ila Faye Broyles Rev Lvg Tst Dtd Address Redacted First Class Mail Illinois State Treasurer's Office Attn: Unclaimed Property Div P.O. Box 19496 Springfield, IL 62794‐9496 First Class Mail Illinois Tool Works, Inc 3600 West Lake Ave Glenview, IL 60025‐5811 First Class Mail Ilsa B Wolff Trust Fuoco Group Llp 200 Pkwy Dr S Ste 302 Hauppauge, NY 11788‐2025 First Class Mail Ima H Johnson Address Redacted First Class Mail Imogene Barr Address Redacted First Class Mail Imojean L Robertson Address Redacted First Class Mail Imperial Lanes Corp c/o Carlene Gooden 1218 Regency Ct Kingfisher, OK 73750 First Class Mail Imperial Oil Company 22499 Imperial Valley Dr Houston, TX 77073 First Class Mail Imperial Oil Company c/o Texas Capital Bank P.O. Box 570717 Houston, TX 77257‐0717 First Class Mail Independence Minerals LLC 6211 W Northwest Hwy Ste 257 Dallas, TX 75225 First Class Mail Independent School District #I‐16 Of Kingfisher County, Ok, Aka Hennessey Public Schools 604 E Oklahoma Hennessey, OK 73742 First Class Mail Independent School District No I‐16 of Kingfisher County, Oklahoma, aka Henne604 E Oklahoma Hennessey, OK 73742 First Class Mail Indian Oil Company c/o Canaan Energy Corp 211 N Robinson N1000 Oklahoma City, OK 73102‐7132 First Class Mail Indian Oil Company 7802 Bennington Dr Amarillo, TX 79119 First Class Mail Indianola Resources, LLC P.O. Box 18403 Oklahoma City, OK 73154 First Class Mail Industrial Ignition & Engine Servic P.O. Box 36 Hennessey, OK 73742 First Class Mail Inez Mae Vaughn Address Redacted First Class Mail Infield Royalty LLC 7000 Parkwood Blvd, Ste E200 Frisco, TX 75034 First Class Mail Ingrid Zeeck Address Redacted First Class Mail Injun, LLC P.O. Box 14003 Oklahoma City, OK 73113 First Class Mail Inland Production Corp 2817 Nw 159th St Edmond, OK 73013‐1233 First Class Mail Innovex Downhole Solutions, Inc P.O. Box 679456 Dallas, TX 75267 First Class Mail Insperity 19001 Crescent Springs Srive Mc‐3‐2340 Kingwood, TX 77339 First Class Mail Integrated Fluid Systems, LLC P.O. Box 54977 Oklahoma City, OK 73154 First Class Mail Integrity Oil & Gas LLC 6310 Glenbrook Ct Oklahoma City, OK 73118 First Class Mail Interfirst Bank Dallas, NA 901 Main St Dallas, TX 75283 First Class Mail Interfirst Bank Dallas, NA, Trustee of The Sabine Royalty Trust 16400 North Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Intergy Production, LLC P.O. Box 342 Edmond, OK 73083 First Class Mail Internal Revenue Service P.O Box 7317 Philadelphia, PA 19101‐7317 First Class Mail International Enviromental Concepts, Inc 11000 Nw 115Th Yukon, OK 73099 First Class Mail International Mining Company c/o David H Murdock 1 Doyle Dr West Lake Vlg, CA 91362 First Class Mail Interstate Royalties Company, A Corp 110 W 7th St, Ste 1000 Tulsa, OK 74119‐1109 First Class Mail Intrepid Energy LLC P.O. Box 711 Yankton, SD 57078 First Class Mail Invail Energy, Inc 901 Main St, Ste 6000 Dallas, TX 75202‐3748 First Class Mail Investors Resources Corp P.O. Box 1852 Enid, OK 73702 First Class Mail Invictus Tools, LLC 501 Winscott Rd Ben Brook, TX 76126 First Class Mail Iola Wehr Brewer Address Redacted First Class Mail Ione Leaverton Shaffer Irrev Tst c/o Bank of America Trustee P.O. Box 1600 San Antonio, TX 78926 First Class Mail Ione Leaverton Shaffer Trust Fbo A Rumage Frost Bank, Succ Ttee P.O. Box 1600 San Antonio, TX 78296 First Class Mail Ione Leaverton Shaffer Trust Uwo Frost Bank Successor Trustee P.O. Box 1600 San Antonio, TX 78296 First Class Mail Iowa Treasurer of State Attn: Unclaimed Property Div P.O. Box 10430 Des Moines, IA 50306‐0430 First Class Mail Ira B Mitchell Address Redacted First Class Mail Ira B Mitchell & Betty C Mitchell, H/W, Jtros Address Redacted First Class Mail Ira E Wight Trust fbo Nancy E Wight Address Redacted First Class Mail Ira E Wight Tst Fbo Nancy E Wight Address Redacted First Class Mail Irene G Anderson Rev Tst Dtd Address Redacted First Class Mail Irene Rayburn Address Redacted First Class Mail Ireta M Yarns Rev Tr Dtd 6/24/11 Ireta M Yarns, Trustee Foot Hills Presbyterian Home 205 Budnally Easley, SC 29642 First Class Mail Iri Dean Rhodes Address Redacted First Class Mail Irma Talkington P.O. Box 1512 Bullhead City, AZ 86430 First Class Mail Irma Westwood, Dec'D 3/29/2002 Address Redacted First Class Mail Irmgard Seefeldt Estate Address Redacted First Class Mail Iron Mountain P.O. Box 915004 Dallas, TX 75391‐5004 First Class Mail Irongate Rental Services, LLC 19500 State Highway 249, Ste 600 Houston, TX 77070 First Class Mail Irongate Tubular Services, LLC 19500 State Highway 249, Ste 600 Houston, TX 77070 First Class Mail Ironwood Midstream Energy Partners, LLC 15727 Anthem Pkwy, 510 San Antonio, TX 78249 First Class Mail IRS Internal Revenue Service Philadelphia, PA 19255‐0633 First Class Mail IRS Aixa Kassum Insolvency Grp 8 1301 Clay St 1400S Oakland, CA 94612 First Class Mail Irvin Mccorkle Jr Address Redacted First Class Mail Irvin St Clair Address Redacted First Class Mail Irving Caldwell Address Redacted First Class Mail Isaacs Family Lllp c/o Xto Energy Inc Attn: Obo ‐ Jib Bgk 2 P.O. Box 840780 Dallas, TX 75284‐0780 First Class Mail Isaacs Family Lllp Address Redacted First Class Mail Isaacs Family Lllp c/o Xto Energy, Inc Land Admin Dept Loc 116 22777 Springwoods Village Pkwy Spring, TX 77389‐1425 First Class Mail Isaacs Family LLLP Address Redacted First Class Mail Isaacs Family LLLP c/o Xto Energy Inc810 Houston St, Ste 2000 Fort Worth, TX 76102 First Class Mail Isco Industries, Inc 1974 Solutions Center Chicago, IL 60677‐1009 First Class Mail Isel LLCc/o Geroge M Hall, Cpa 6608 Nw 116th St Oklahoma City, OK 73162 First Class Mail Isel, LLC c/o George M Hall, Cpa 6608 Nw 116th St Oklahoma City, OK 73162 First Class Mail Isel, LLC 8528 Davis Blvd, Pmb 134 North Richland Hills, TX 76182 First Class Mail Isla B Wolff c/o Vulcan Energy Corp 333 Clay St, Ste 1600 Houston, TX 77002 First Class Mail Ismael & Consuelo Valles 11336 N 2880 Rd Dover, OK 73734 First Class Mail Isobel M Barden Address Redacted First Class Mail Iva Maria Tomlinson Address Redacted First Class Mail Ivalou Glines Address Redacted First Class Mail Ivis Inc P.O. Box 1722 Tulsa, OK 74101 First Class Mail Ivis, Inc c/o Stuart Pregler P.O. Box 1722 Tulsa, OK 74101 First Class Mail Ivy Creek Investments P.O. Box 25313 Dallas, TX 75225 First Class Mail Ivy Creek Investments, Ltd P.O. Box 25313 Dallas, TX 75225 First Class Mail Ivy Indian Associates c/o G Kaminsky 136 Harold Rd Woodmere, NY 11598‐0000 First Class Mail Ivy Indian Associates c/o Gerald Kainsky 135 Harold Rd Woodmere, NY 11598 First Class Mail J & J Investment Company, LLC 7811 E Champions Cir Wichita, KS 67226‐3543 First Class Mail J & S of Enid, Inc c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail J A Cline c/o Perry Cline Address Redacted First Class Mail J A Trigg Oil & Gas Properties, LLC 3349 Brush Creek Rd Oklahoma City, OK 73120 First Class Mail J Brad Jernigan Trustee Address Redacted First Class Mail J Brad Jernigan Trustee Address Redacted First Class Mail J C Pace Ltd 420 Throckmorton S‐710 Fort Worth, TX 76102 First Class Mail J C Swanson Address Redacted First Class Mail J Calvin Jureit Address Redacted First Class Mail J Christeen Cramer Buchberger Address Redacted First Class Mail J Christeen Cramer Buchberger Address Redacted First Class Mail J Christopher Daniels Pc 1121 Bedford Dr Oklahoma City, OK 73116 First Class Mail J Cooper West, LLC P.O. Box 789 Elk City, OK 73648 First Class Mail J D Brinkley Address Redacted First Class Mail J D Pickett Address Redacted First Class Mail J D Williams Address Redacted First Class Mail J Daniel Smith Trust Udo 7/7/2004 Address Redacted First Class Mail J David Johnson Address Redacted First Class Mail J E Hancock Address Redacted First Class Mail J E Sandusky (Decd) (Escrow) P.O. Box 657 Kingfisher, OK 73750 First Class Mail J H Chappell Address Redacted First Class Mail J Harper Thomas Address Redacted First Class Mail J Harper Thomas Limited Partnership P.O. Box 744 Chickasha, OK 73023 First Class Mail J Harper Thomas Limited Partnership c/o Farmers Ntl Co Agent 7122 S Sheridan Box 604 Tulsa, OK 74133 First Class Mail J Hugh Liedtke, Jr Address Redacted First Class Mail J K Petroleum P.O. Box 42044 Oklahoma City, OK 73123 First Class Mail J Kirk Ary Address Redacted First Class Mail J M Management LLC 724 Evening Dr Yukon, OK 73099 First Class Mail J Marc Cottrell Trust Dtd 8/24/1994 Address Redacted First Class Mail J Marc Cottrell, Trustee of The J Marc Cottrell Trust Dated 8‐24‐94 Address Redacted First Class Mail J Mark Craun Address Redacted First Class Mail J Matthews Davis Address Redacted First Class Mail J Neal & Joan E Otto Family Trust Address Redacted First Class Mail J P Hydrotesting, LLC P.O. Box 622 Hennessey, OK 73742 First Class Mail J Patrick Rolla Address Redacted First Class Mail J R & H Investments c/o Richard Masters3101 Castlerock Rd 83, Unit 83 Oklahoma City, OK 73120‐1861 First Class Mail J R Williams Address Redacted First Class Mail J Steve Anderson Iii Address Redacted First Class Mail J Steve Anderson Ill Address Redacted First Class Mail J Steve Anderson, Iii Address Redacted First Class Mail J Terry Stanton Address Redacted First Class Mail J&L Production LLC 3509 Old Georgetowne Rd Edmond, OK 73013 First Class Mail J.E. Cope dba JEC Pro Address Redacted First Class Mail J/W, Lp 300 W Douglas, Ste 1000, RH Garvey Bldg Wichita, KS 67202 First Class Mail Jack & Diane Dever Rev Tst Address Redacted First Class Mail Jack A Abels Address Redacted First Class Mail Jack A Stockton & Sharon Ann Stockton,Trustees of The Stockton Family Trust DAddress Redacted First Class Mail Jack B & Tamara D Searle,Jt Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 28 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 31 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Jack B Searle & Tamara D Searle Address Redacted First Class Mail Jack B Searle & Tamara D Searle, As Joint Tenants Address Redacted First Class Mail Jack C Faubion Address Redacted First Class Mail Jack C Larkin Address Redacted First Class Mail Jack C Larkin, Deceased Address Redacted First Class Mail Jack Cutbirth Residuary Trust, Julie Witt Lafferrandre & Jyl Ann Calcote, Co‐TrusAddress Redacted First Class Mail Jack Cutbirth Residuary Trust, Julie Witt Lafferrandre & Jyl Ann Calcote, Co‐TrusAddress Redacted First Class Mail Jack Dever & Diana Dever As Co‐Trustees Address Redacted First Class Mail Jack Duane Harris Address Redacted First Class Mail Jack E Freeman Address Redacted First Class Mail Jack E Golsen Address Redacted First Class Mail Jack E Lyons Address Redacted First Class Mail Jack Edward Belch Address Redacted First Class Mail Jack H Allison Address Redacted First Class Mail Jack H Choate Inc c/o Ray Resources Corp 302 N Main St Kingfisher, OK 73750 First Class Mail Jack H Choate, Inc 5722 Covery Run Dr Edmond, OK 73034 First Class Mail Jack Huston Address Redacted First Class Mail Jack L Sandusky Est Tr Address Redacted First Class Mail Jack L Szerlip Address Redacted First Class Mail Jack London, Jr Address Redacted First Class Mail Jack R Crissup Address Redacted First Class Mail Jack R Dodd & Lois J Dodd, Trustees of The Dodd Trust Address Redacted First Class Mail Jack Rayburn Address Redacted First Class Mail Jack Suit Address Redacted First Class Mail Jack Suit Address Redacted First Class Mail Jack Travis Address Redacted First Class Mail Jack W Sutliff Trust c/o Heritage Trust Company 621N Robinson, Ste 100 Oklahoma City, OK 73102 First Class Mail Jack Z Krigel, Trustee of Address Redacted First Class Mail Jackie D Willis Address Redacted First Class Mail Jackie D Willis Address Redacted First Class Mail Jackie Lee Bosler Address Redacted First Class Mail Jackie W & Guyla L Brinckmeyer Address Redacted First Class Mail Jackson Chevrolet Buick Gmc P.O. Box 268 Kingfsher, OK 73750 First Class Mail Jackson Family Trust Address Redacted First Class Mail Jackson Family Trust Address Redacted First Class Mail Jackson Tool Co, Inc P.O. Box 241 Lone Grove, OK 73443 First Class Mail Jacob S Weinstein Estate Address Redacted First Class Mail Jacob Turner Wilfong Address Redacted First Class Mail Jacobson Gannaway, Pllc 7023 N Classen Blvd Oklahoma City, OK 73116 First Class Mail Jacqueline Allen Luce Le Address Redacted First Class Mail Jacqueline B Saunders Address Redacted First Class Mail Jacqueline Elizabeth Spillman Address Redacted First Class Mail Jacquelyn Pope Address Redacted First Class Mail Jacquelyn Wilcox Wiese Address Redacted First Class Mail Jacquetta Glazier Address Redacted First Class Mail Jade Corkill Address Redacted First Class Mail Jaguar Energy, Inc P.O. Box 14618 Oklahoma City, OK 73113 First Class Mail Jake & Andria Henkes Address Redacted First Class Mail Jake Fleming Address Redacted First Class Mail Jake L Hajek Address Redacted First Class Mail Jake Zink Address Redacted First Class Mail Jal Interest, LLC 4516 Lovers Ln Dallas, TX 75225 First Class Mail Jal Interests LLC P.O. Box 451898 Grove, OK 74345 First Class Mail Jam Investments P.O. Box 1272 Enid, OK 73702 First Class Mail Jamae Harp Rev Lvg Trst Dtd 8/11/09 Address Redacted First Class Mail Jamco Energy, LLC 950 Commerce St Fort Worth, TX 76102 First Class Mail Jamco Energy, LLC 309 West 7th St Suite 500 Fort Worth, TX 76102 First Class Mail James & Mary Nietmann Liv Tr Address Redacted First Class Mail James & Paula Snyder 2008 Trust Address Redacted First Class Mail James & Suzan Shinder, Jtwros Address Redacted First Class Mail James & Vallene Yarmuk Tr Address Redacted First Class Mail James A Elkins Sr Address Redacted First Class Mail James A Gibbs Address Redacted First Class Mail James A Mock Jr Address Redacted First Class Mail James A Mock, Jr Address Redacted First Class Mail James A Nietmann & Mary J Nietmann, Trustees Address Redacted First Class Mail James A Scully Net Revenue Account 448 Winfield Pl Lexington, KY 40517‐4327 First Class Mail James A Scully, c/o Lisa Stein Address Redacted First Class Mail James Anthony Corff Address Redacted First Class Mail James Anthony May Address Redacted First Class Mail James B Arnett Address Redacted First Class Mail James B Finnegan Address Redacted First Class Mail James B Mills Rev Liv Tr Address Redacted First Class Mail James B Mills Rev Liv Tr Address Redacted First Class Mail James B Quinn c/o Phyllis Fields Address Redacted First Class Mail James B Scott Iv Address Redacted First Class Mail James B Steele, Jr, c/o Betty Jo Dawes Address Redacted First Class Mail James B Wise MD Address Redacted First Class Mail James Barnhart Address Redacted First Class Mail James Busey & Esther Marie Busey, Trustees Under Busey Living Trust Dated ApAddress Redacted First Class Mail James C Askew Address Redacted First Class Mail James C Frazier, Iii Address Redacted First Class Mail James C Frazier, Iii Address Redacted First Class Mail James C Self Trust c/o Schulte, Schneiter & Gibson, PLLC Attn: Patrick J Gibson 302 N Main St Kingfisher, OK 73750 First Class Mail James C Taylor & Earlene J Taylor, As Trustees of The James C Taylor Trust, An E1207 Mayer Ln Elk City, OK 73644 First Class Mail James Carden Address Redacted First Class Mail James Carpenter Address Redacted First Class Mail James Carpenter Address Redacted First Class Mail James Cowley Tomaney Address Redacted First Class Mail James Cowley Tomaney Address Redacted First Class Mail James Cowley Tomaney Address Redacted First Class Mail James Curtis Lamle Address Redacted First Class Mail James D Brown Address Redacted First Class Mail James D Evans Address Redacted First Class Mail James D Palm Address Redacted First Class Mail James D Shirley, Jr Address Redacted First Class Mail James Donald Copeland Trust Address Redacted First Class Mail James Douglas Rethmal Address Redacted First Class Mail James Dudley Williams Address Redacted First Class Mail James Dutton Address Redacted First Class Mail James Dutton Address Redacted First Class Mail James E Dempsey aka J Earl Dempsey, Deceased Address Redacted First Class Mail James E Favell Jr Address Redacted First Class Mail James E Favell Jr Rev Tst 12/16/16 Address Redacted First Class Mail James E Kemp Estate Address Redacted First Class Mail James E Kemp, Jr Address Redacted First Class Mail James E Moore Address Redacted First Class Mail James Earl Evans Address Redacted First Class Mail James Earl Evans Address Redacted First Class Mail James Edward Gasaway Address Redacted First Class Mail James Edward Woodrow Ward Address Redacted First Class Mail James Emmett Hilliard Address Redacted First Class Mail James Eric Dotter Address Redacted First Class Mail James F Goodhue aka James Goodhue, Deceased Address Redacted First Class Mail James F Moore, LLC 68 Laurel St Concord, MA 01742 First Class Mail James G Buckman Address Redacted First Class Mail James G Buffington Address Redacted First Class Mail James G Fulmer Address Redacted First Class Mail James Gerber & Elaine Gerber, As Co‐Trustees Address Redacted First Class Mail James H Brock Address Redacted First Class Mail James H Hutchinson Address Redacted First Class Mail James H Moore Address Redacted First Class Mail James Harkness Address Redacted First Class Mail James Harris Rooney Trst Uta Dtd Address Redacted First Class Mail James Hunt Edwards Address Redacted First Class Mail James Junior Lee Address Redacted First Class Mail James K Atkinson & Sally S Atkinson, Co‐ Trustees of The Atkinson Family Trust DAddress Redacted First Class Mail James Kent Maxwell Address Redacted First Class Mail James Kokojan Address Redacted First Class Mail James L Carpenter Address Redacted First Class Mail James L Carpenter Address Redacted First Class Mail James L Death Family Trust Address Redacted First Class Mail James L Farrell Address Redacted First Class Mail James L Harkness Address Redacted First Class Mail James L Kennedy Address Redacted First Class Mail James L Lindsay Address Redacted First Class Mail James L Quisenbery Jr Address Redacted First Class Mail James L Richardson, Individually & As Trustee of The James L Richardson Trust DAddress Redacted First Class Mail James Leroy Krenek & Melanie Elaine Krenek, Address Redacted First Class Mail James M & Jill M Vaughn H&W Address Redacted First Class Mail James M & Sarah E Matousek Address Redacted First Class Mail James M Clancy Address Redacted First Class Mail James M Cline & Kathleen A Cline, Husband & Wife, As Joint Tenants Address Redacted First Class Mail James M Kendrick Address Redacted First Class Mail James M Kerrigan & Associates, Pllc 6801 N Broadway Ste 101 Oklahoma City, OK 73116 First Class Mail James M Larkin Address Redacted First Class Mail James M Neel Trust Address Redacted First Class Mail James Mackenzie Address Redacted First Class Mail James Marvin Long Iii Address Redacted First Class Mail James Matousek Address Redacted First Class Mail James Matthew Matousek Address Redacted First Class Mail James Mclaughlin Address Redacted First Class Mail James Melvin Hill, Deceased Address Redacted First Class Mail James Michael Binkley Address Redacted First Class Mail James Murray Address Redacted First Class Mail James N Murray Address Redacted First Class Mail James N Sawdy Address Redacted First Class Mail James Neidhart Address Redacted First Class Mail James Norman Huntsberger Address Redacted First Class Mail James Norman Huntsberger Address Redacted First Class Mail James O Hajek Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 29 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 32 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service James P Walker, Jr Trustc/o Herbert S Kendrick Address Redacted First Class Mail James Patrick Redden Address Redacted First Class Mail James Perez Cook Address Redacted First Class Mail James Perkins Ewin Iii Address Redacted First Class Mail James Pope & Bette Pope, Husband & Wife Address Redacted First Class Mail James R Briscoe Address Redacted First Class Mail James R Briscoe Address Redacted First Class Mail James R Briscoe Address Redacted First Class Mail James R Buford Address Redacted First Class Mail James R Buford Rev Living Tr Address Redacted First Class Mail James R Burge Address Redacted First Class Mail James R Cox, Jr And/Or Jo Ann R Cox Address Redacted First Class Mail James R Groves Rev Trst Dtd 2/27/04 Address Redacted First Class Mail James R Hancock Address Redacted First Class Mail James R Kokojan Ii Rev Trst Address Redacted First Class Mail James R Lorenz 1308 E Bankhead Dr Weatherford, TX 76086 First Class Mail James R Lorenz Address Redacted First Class Mail James R Lorenz Estate c/o Michael James Lorenz 1308 E Bankhead Dr Weatherford, TX 76086 First Class Mail James R Lorenz Estate Address Redacted First Class Mail James R Lorenz, c/o Michael James Lorenz 1308 E Bankhead Dr Weatherford, OK 76086 First Class Mail James R Mcburnett Address Redacted First Class Mail James R Pollard Trust Dtd 4/24/12 Address Redacted First Class Mail James Randall Pride Address Redacted First Class Mail James Richard Tuley Address Redacted First Class Mail James Robert Bomhoff Address Redacted First Class Mail James Robert Hill Address Redacted First Class Mail James Robert Hill Address Redacted First Class Mail James Robert Hill, aka Robert Hill, aka Bob Hill Address Redacted First Class Mail James Robert Ruble Address Redacted First Class Mail James Robert Warner Address Redacted First Class Mail James S & Vickie L Klopfenstein Address Redacted First Class Mail James S Garvey, Now Jagee‐Petro, Inc 520 S Aurora Geary, OK 73040 First Class Mail James S Harrell Ii Address Redacted First Class Mail James S Mulvey Address Redacted First Class Mail James S Mulvey Address Redacted First Class Mail James Swanson, Deceased Address Redacted First Class Mail James T Dreaden Address Redacted First Class Mail James Thomas Lloyd Address Redacted First Class Mail James Thomas Lloyd Address Redacted First Class Mail James Thomas Lloyd Address Redacted First Class Mail James Townsend Poston, Jr Address Redacted First Class Mail James Turner Lloyd Iii Revocable Trust Dated June 6, 2014 Address Redacted First Class Mail James W Baker Address Redacted First Class Mail James W Dobbs Address Redacted First Class Mail James W Hatcher Address Redacted First Class Mail James W Hatcher Address Redacted First Class Mail James W Pickens Address Redacted First Class Mail James W Riley, Jr Testamentary Trst Address Redacted First Class Mail James W Thompson, Jr Address Redacted First Class Mail James Whitcomb Riley, Jr Address Redacted First Class Mail James Wilfred Smith Address Redacted First Class Mail James William Brown Address Redacted First Class Mail James William Melton Address Redacted First Class Mail James William Melton, Dec'D 10/1/2002 Address Redacted First Class Mail Jamestown Resources, LLC P Box 78756 Oklahoma City, OK 73154 First Class Mail Jamie Evette Irick Address Redacted First Class Mail Jamie L Wilson Address Redacted First Class Mail Jamie Lou Yow Tosh Address Redacted First Class Mail Jan A Choate Address Redacted First Class Mail Jan A Choate Address Redacted First Class Mail Jan A Choate & Judson Choate, Address Redacted First Class Mail Jan A Choate & Judson Choate, Co‐Trustees of The R J C Family Revocable Trust Agreement Dated January 31, 2012 14813 Hollyhock Dr Oklahoma City, OK 73142 First Class Mail Jan A Choate & Judson Choate, Trustees of The Rjc Family Revocable Trust DateAddress Redacted First Class Mail Jan Curran Address Redacted First Class Mail Jan Jones Address Redacted First Class Mail Jan Kuntz Address Redacted First Class Mail Jan Michael Patterson Address Redacted First Class Mail Jan Michael Patterson Address Redacted First Class Mail Jan Paschall Clements Trust Address Redacted First Class Mail Jan S Veach Address Redacted First Class Mail Jan Weston Payne Address Redacted First Class Mail Jan Yeatman Kennedy Address Redacted First Class Mail Jana Bruner Address Redacted First Class Mail Jana K Partin Address Redacted First Class Mail Jana Lynn Harvey Torresola Address Redacted First Class Mail Jana Partin Address Redacted First Class Mail Jananne Stambaugh Silcher Address Redacted First Class Mail Jane Booty Address Redacted First Class Mail Jane C Allen Address Redacted First Class Mail Jane Elizabeth Kenney Address Redacted First Class Mail Jane Ellen Fridlund Address Redacted First Class Mail Jane F Price Irrevocable Trust Address Redacted First Class Mail Jane F Wilson Liv Tr Dtd 7/7/1998 Address Redacted First Class Mail Jane H & Perry L Spence Fam Tr Address Redacted First Class Mail Jane H & Perry L Spence Fam Trust Address Redacted First Class Mail Jane H Munson Address Redacted First Class Mail Jane H Spence & Perry L Spence, Trusteesof The Jane H Spence Annd Perry L Sp Address Redacted First Class Mail Jane Ibrahim Address Redacted First Class Mail Jane K Dobbs Address Redacted First Class Mail Jane Kadum aka Jayne Kadum Address Redacted First Class Mail Jane Landreth Russell Address Redacted First Class Mail Jane Lynn Brewer Address Redacted First Class Mail Jane Palmer Address Redacted First Class Mail Jane Willey Address Redacted First Class Mail Janell K Mitchell Address Redacted First Class Mail Janene Yvonne Bridwell Address Redacted First Class Mail Janet A Christian Address Redacted First Class Mail Janet Ann Gould Address Redacted First Class Mail Janet Dardik Address Redacted First Class Mail Janet Fry Address Redacted First Class Mail Janet Gardner Address Redacted First Class Mail Janet Gilmore, Trustee For Bernard Gilmore Address Redacted First Class Mail Janet Gilmore, Trustee For Brandon Gilmore Address Redacted First Class Mail Janet L Weichel Address Redacted First Class Mail Janet Marie Smith Address Redacted First Class Mail Janet Mykles Address Redacted First Class Mail Janet Rae Hill Address Redacted First Class Mail Janet Rae Hill Revocable Trust Address Redacted First Class Mail Janet Rae Hill, Trustee of The Janet Rae Hill Revocable Trust Dated 9/29/2014 Address Redacted First Class Mail Janet Riggan Address Redacted First Class Mail Janet S Romanoff, Trustee Address Redacted First Class Mail Janet Schenck Address Redacted First Class Mail Janet Schenck Address Redacted First Class Mail Janet Taylor Address Redacted First Class Mail Janet Tinucci Address Redacted First Class Mail Janet Tinucci fka Janet Galligan Address Redacted First Class Mail Jania Diane Maria Smith Address Redacted First Class Mail Janice A Laughlin Address Redacted First Class Mail Janice Bako Address Redacted First Class Mail Janice Dee Wilson Address Redacted First Class Mail Janice Durbin Address Redacted First Class Mail Janice E Jindra Address Redacted First Class Mail Janice E Jinrad Family Revocable Trustdated February 10, 2011, Janice E SemradAddress Redacted First Class Mail Janice F Mccue Address Redacted First Class Mail Janice Jones Address Redacted First Class Mail Janice Laporte Address Redacted First Class Mail Janice Lea Gorrell, Ind & Exec Estate of Charles W Gorrell 4466 West Cr 66 Mulhall, OK 73063 First Class Mail Janice Leflore Address Redacted First Class Mail Janice Marie White Address Redacted First Class Mail Janice Moulson Address Redacted First Class Mail Janice Semrad Address Redacted First Class Mail Janice Yvonne Rauh Address Redacted First Class Mail Janie Haymaker Address Redacted First Class Mail Janie R Jackson Address Redacted First Class Mail Janis Lynne Rockhold Address Redacted First Class Mail Janis Woodall Address Redacted First Class Mail Janna Campbell Address Redacted First Class Mail Jared Anthony Mcelroy Address Redacted First Class Mail Jared Anthony Mcelroy Address Redacted First Class Mail Jared D May Address Redacted First Class Mail Jared Gray Address Redacted First Class Mail Jarrett W Bell Address Redacted First Class Mail Jason & Christy Neiderer, Husband & Wife Address Redacted First Class Mail Jason Bradford Greenberg Address Redacted First Class Mail Jason C Worley Address Redacted First Class Mail Jason D Brown Address Redacted First Class Mail Jason Keith Singer 1975 Trust No 2 Address Redacted First Class Mail Jason Moery Address Redacted First Class Mail Jax Investments, LLC 1000 W Wilshire, Ste 350 Oklahoma City, OK 73116 First Class Mail Jay A Fishman Address Redacted First Class Mail Jay Bradshaw Address Redacted First Class Mail Jay Dee Poarch Address Redacted First Class Mail Jay Goldman Address Redacted First Class Mail Jay Vandenbos Address Redacted First Class Mail Jay W Eldridge Address Redacted First Class Mail Jaye Lynette Yow Womack Address Redacted First Class Mail Jaylyn Hayden Address Redacted First Class Mail JB Grossman Ii Energy I 859 Willard St Suite 501 Quincy, MA 02169 First Class Mail J‐Bar Oil Co P.O. Box 850 Mineola, TX 75773 First Class Mail Jbe Energy LLC 123 Maple Ln Chickasha, OK 73018‐7129 First Class Mail Jbs Energy Revocable Trust 11548 Twisted Oak Rd Oklahoma City, OK 73120 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 30 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 33 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Jbs Royalties Inc Montie Stewart, President 3910 W 6th Ave 212 Stillwater, OK 74074 First Class Mail JC Kautz Family Corp 3481 East Finger Rock Rd Tucson, AZ 85713 First Class Mail JC Swanson Address Redacted First Class Mail Jcj Oil & Gas, LLC 12308 St Lukes Ln Oklahoma City, OK 73142 First Class Mail Jcr Exploration Inc P.O. Box 386 Muskogee, OK 74402 First Class Mail JE Cope Address Redacted First Class Mail JE Hancock Address Redacted First Class Mail JE Hancock Estate Address Redacted First Class Mail JE Mallory Address Redacted First Class Mail Je Murphy, LLC 12131 Talmay Dr Dallas, TX 75230 First Class Mail Jean A Walters Address Redacted First Class Mail Jean Ann Holland Address Redacted First Class Mail Jean B Powell Address Redacted First Class Mail Jean Burris Address Redacted First Class Mail Jean Cook Rahn Address Redacted First Class Mail Jean Gilliland Swihart Address Redacted First Class Mail Jean K Garvey Revocable Trust Address Redacted First Class Mail Jean M Boehm Trust Address Redacted First Class Mail Jean M Boehm, Trustee of The Jean M Boehm Trust Dated 5/1/95 Address Redacted First Class Mail Jean Marie LLC 1391 Wasserburger Rd Lance Creek, WY 82222 First Class Mail Jean Marie LLC P.O. Box 1588 Tulsa, OK 74101 First Class Mail Jean Marie LLC, A Wyoming Close LLC, Lee Brown, Manager, c/o Bokf, Na, Agen P.O. Box 1588 Tulsa, OK 74101 First Class Mail Jean Marie, LLC c/o Bokf, Na, Agent Attn: Mineral Management P.O. Box 1588 Tulsa, OK 74101 First Class Mail Jean Reeves Address Redacted First Class Mail Jean Swihart Life Estate Address Redacted First Class Mail Jeanette M Allen Address Redacted First Class Mail Jeanette M Allen Trust of July 2009 Address Redacted First Class Mail Jeanette S Fuksa L/T Address Redacted First Class Mail Jeanette S Fuska, Life Estate Address Redacted First Class Mail Jeanette Wright Address Redacted First Class Mail Jeanne Hendrick Address Redacted First Class Mail Jeanne Hendrick Address Redacted First Class Mail Jeanne Oltman ‐ Hendrick Address Redacted First Class Mail Jeanne Oltman, Fka Jeanne Hendrick Address Redacted First Class Mail Jeanne P O'Neil Rev Living Trust Address Redacted First Class Mail Jeanne P O'Neil Revocable Living Trust Address Redacted First Class Mail Jeanne P O'Neil Revocable Living Trust Address Redacted First Class Mail Jeanne P O'Neil Revocable Living Trustattn: D Michael O'Neil Address Redacted First Class Mail Jeanne P O'Neil, Trustee of Daniel M O'Neil, Sr Revocable Living Trust Address Redacted First Class Mail Jeanne R Oltman Address Redacted First Class Mail Jeanne R Oltman Address Redacted First Class Mail Jeanne Sharon Locke Millican Address Redacted First Class Mail Jeanne Sharon Locke Millican Address Redacted First Class Mail Jeanne Yeager & Address Redacted First Class Mail Jeannie M Showalter Address Redacted First Class Mail Jec Operating, LLC c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Jec Operating, LLC 921 E Britton Rd Oklahoma City, OK 73114 First Class Mail Jec Pro (JECope Dba) 6601 Nw 114th St Oklahoma City, OK 73162 First Class Mail Jec Production, LLC 921 E Britton Rd Oklahoma City, OK 73114 First Class Mail Jeff & Amy Mitchell, Jtwros Address Redacted First Class Mail Jeff & Karen Martin, Jts Address Redacted First Class Mail Jeff Allen Aka Jeffrey Dean Allen, Jr Address Redacted First Class Mail Jeff H Mcconnell dba Golden Leasing 13012 N Morgan Rd Yukon, OK 73099 First Class Mail Jeff J Brown Address Redacted First Class Mail Jeff Robinson Address Redacted First Class Mail Jeffery D Munn Address Redacted First Class Mail Jeffery H Grove Address Redacted First Class Mail Jeffery S Eck Address Redacted First Class Mail Jeffery Scott Long Address Redacted First Class Mail Jeffrey D Morris Address Redacted First Class Mail Jeffrey Debusk, c/o Monte Lee Debusk Address Redacted First Class Mail Jeffrey Hagen Fleenor 2120 St Mary's Blvd A‐5 Jefferson City, MO 65109 First Class Mail Jeffrey Jay Mitchell Address Redacted First Class Mail Jeffrey L Koron Living Trust Address Redacted First Class Mail Jeffrey L Koron Lvg Trust Address Redacted First Class Mail Jeffrey Poarch Address Redacted First Class Mail Jeffrey R Orgill Address Redacted First Class Mail Jeffrey Y Mcclintock Address Redacted First Class Mail Jeh Oil & Gas LLC P.O. Box 10666 Midland, TX 79702 First Class Mail Jems Oil, LLC 41 Madison Ave, 25th Fl New York, NY 10010 First Class Mail Jena Lee Jones Address Redacted First Class Mail Jenae Swart Address Redacted First Class Mail Jennie Muro Estate Address Redacted First Class Mail Jennie Ruth Fondren Address Redacted First Class Mail Jennifer Holman Address Redacted First Class Mail Jennifer Ibrahim Address Redacted First Class Mail Jennifer K Egger Address Redacted First Class Mail Jennifer L Zacker Address Redacted First Class Mail Jennifer L Zackerc/o David P Zacker Address Redacted First Class Mail Jennifer Renne Gamon Address Redacted First Class Mail Jennifer S Kephart Address Redacted First Class Mail Jennifer Shepard Address Redacted First Class Mail Jennis O & Wanda L Staude Trust Address Redacted First Class Mail Jennis Staude Address Redacted First Class Mail Jerad L Turner Address Redacted First Class Mail Jere A & Lois J Hill J/T Address Redacted First Class Mail Jere G & Karen K Ward Jt Address Redacted First Class Mail Jeremiah Adams Address Redacted First Class Mail Jeremy Engler Address Redacted First Class Mail Jeremy Nathan Fuksa Address Redacted First Class Mail Jeremy Wade Brown Address Redacted First Class Mail Jeriann Whitcomb Kolber Address Redacted First Class Mail Jeriann Whitcomb Kolber Address Redacted First Class Mail Jerico Distributors 1414 E Willow Rd Enid, OK 73701 First Class Mail Jeroco Inc P.O. Box 633 Chickasha, OK 73023 First Class Mail Jerome C Hunsaker, Iii Address Redacted First Class Mail Jerome C Hunsaker, Jrc/o Tucker, Anthony & RL Day, Inc One Beacon St,3rd Fl Boston, MA 02111 First Class Mail Jerome S Breslaw M DAnd Madeline S Breslaw Address Redacted First Class Mail Jerome Trupp Address Redacted First Class Mail Jerome Trupp Address Redacted First Class Mail Jerral W Jones Address Redacted First Class Mail Jerral W Jones Address Redacted First Class Mail Jerre F Blythe Address Redacted First Class Mail Jerry & Sharon Bromlow Address Redacted First Class Mail Jerry A & Marie A Vaverka Lvg Trst Address Redacted First Class Mail Jerry Allan Hitt Address Redacted First Class Mail Jerry B Baker Address Redacted First Class Mail Jerry B Baker Address Redacted First Class Mail Jerry B Gautreaux Gst Exemption Address Redacted First Class Mail Jerry Coffey Address Redacted First Class Mail Jerry D Eck Address Redacted First Class Mail Jerry Dean Lee Address Redacted First Class Mail Jerry Donald Brown Address Redacted First Class Mail Jerry Eugene Collins Address Redacted First Class Mail Jerry Finley Address Redacted First Class Mail Jerry Francis Poarch Address Redacted First Class Mail Jerry J Coffey Address Redacted First Class Mail Jerry Janeal Vilhauer & Joyce Lee Vilhauer Address Redacted First Class Mail Jerry L Oden Living Tr Address Redacted First Class Mail Jerry L Oden Living Tr Address Redacted First Class Mail Jerry Lane Bomhoff Address Redacted First Class Mail Jerry Lane Bomhoff Address Redacted First Class Mail Jerry Lane Bomhoff, Dec c/o James Robert Bomhoff Address Redacted First Class Mail Jerry Loader Address Redacted First Class Mail Jerry Milton Everett Hollowell Address Redacted First Class Mail Jerry Morris Address Redacted First Class Mail Jerry Noel Stephan Address Redacted First Class Mail Jerry O Ellis Address Redacted First Class Mail Jerry OA Veach Address Redacted First Class Mail Jerry Oden Address Redacted First Class Mail Jerry R Bogle Address Redacted First Class Mail Jerry R Zimmerman Address Redacted First Class Mail Jerry Sanner Family Limited Partnership P.O. Box 5942 Enid, OK 73702 First Class Mail Jerry Vater Irrev Trst Dtd 10/15/91 Address Redacted First Class Mail Jerry Vater Revocable Living Trust Address Redacted First Class Mail Jerry Vilhauer Address Redacted First Class Mail Jerry W Lamle Address Redacted First Class Mail Jerry Wasemiller Address Redacted First Class Mail Jerry Weidner Address Redacted First Class Mail Jess Harris Iii Address Redacted First Class Mail Jess Harris Iii Address Redacted First Class Mail Jess Wayne & Janet Gay Campbell, Jt Address Redacted First Class Mail Jesse D Binner c/o Wallace Binner Address Redacted First Class Mail Jesse J Cohen Address Redacted First Class Mail Jesse J Foster Sr Address Redacted First Class Mail Jessica A May Address Redacted First Class Mail Jessica Dawn Chatman Address Redacted First Class Mail Jessica Dawn Thompson Address Redacted First Class Mail Jessica L Garrett c/o The Northern Trust Company As Agent P.O. Box 226270 Dallas, TX 75222‐6270 First Class Mail Jessica Rachel Cabiac Address Redacted First Class Mail Jessie C & Sara Deann Bullis, Jt Address Redacted First Class Mail Jessie D Binner Address Redacted First Class Mail Jessie Douglas Estate Address Redacted First Class Mail Jessie Mabel Glenn c/o Franziska Mills Address Redacted First Class Mail Jewel Donald Bray Address Redacted First Class Mail Jewel Lawanda Lane Rev Lvg Tr Address Redacted First Class Mail Jewell Ratts Lvng Trst Address Redacted First Class Mail Jewell Ratts, Trustee of The Jewell Ratts Living Trustc/o George Nobles Address Redacted First Class Mail JF Csernai c/o Weaver Energy Corp 600 N Cheyenne Hennessey, OK 73742 First Class Mail JF Csernai Address Redacted First Class Mail Jf2 Land LLC 16509 Shawnee Ave, Ste B Edmond, OK 73012 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 31 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 34 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Jfc Minerals LLC P.O. Box 18735 Oklahoma City, OK 73154 First Class Mail Jhatco P.O. Box 10563 Enid, OK 73706 First Class Mail Jhatco, Inc P.O. Box 1604 Enid, OK 73702 First Class Mail Jhg Properties, Lp P.O. Box 4067 Midland, TX 79704‐4067 First Class Mail Jico Energy Corp 5600 N May, Ste 275 Oklahoma City, OK 73112 First Class Mail Jico Exploration, Inc 1506 Buttram Rd Nichols Hills, OK 73120 First Class Mail Jico Exploration, Inc 1506 Buttram Raod Nichols Hills, OK 73120 First Class Mail Jico, Inc c/o Moricoli Kellogg & Gleason Pc Attn: John C Moricoli, Jr 1 Leadership Sq 211 N Robinson, Ste 1350 Oklahoma City, OK 73102 First Class Mail Jico, Inc 1506 Buttram Raod Nichols Hills, OK 73120 First Class Mail Jico, Inc c/o Fellers, Snider, Blankenship, Bailey & Tippens, Pc Attn: Terry W Tippens 100 N Broadway Ave Ste 1700 Oklahoma City, OK 73102 First Class Mail Jico, Inc c/o Moricoli Kellogg & Gleason Pc Attn: John C Moricoli, Jr 1 Leadership Sq 211 N Robinson, Ste 2900 Oklahoma City, OK 73102 First Class Mail Jico, Inc 1506 Buttram Rd Nichols Hills, OK 73120 First Class Mail Jill B Cochran Address Redacted First Class Mail Jill Borelli Youngblood Address Redacted First Class Mail Jill Tate Address Redacted First Class Mail Jillian Layne Allen Address Redacted First Class Mail Jim A Egan Charitable Unitrust 5‐A The Trust Company of Oklahoma, Succ Ttee 6120 S Yale Ave Ste 1900 Tulsa, OK 74136‐4218 First Class Mail Jim A Egan Charitable Unitrust 5‐B The Trust Company of Oklahoma, Succ Ttee 6120 S Yale Ave Ste 1900 Tulsa, OK 74136 First Class Mail Jim A Egan Charitable Unitrust 5‐C The Trust Company of Oklahoma, Succ Ttee 6120 S Yale Ave Ste 1900 Tulsa, OK 74136 First Class Mail Jim A Egan Charitable Unitrust 5‐D The Trust Company of Oklahoma, Succ Ttee 6120 S Yale Ave Ste 1900 Tulsa, OK 74136 First Class Mail Jim A Egan Charitable Unitrust 5‐E The Trust Company of Oklahoma, Succ Ttee 6120 S Yale Ave Ste 1900 Tulsa, OK 74136 First Class Mail Jim A Egan Charitable Unitrust 5‐F The Trust Company of Oklahoma, Succ Ttee 6120 S Yale Ave Ste 1900 Tulsa, OK 74136 First Class Mail Jim A Egan Charitable Unitrust 5‐G The Trust Company of Oklahoma, Succ Ttee 6120 S Yale Ave Ste 1900 Tulsa, OK 74136 First Class Mail Jim A Egan Charitable Unitrust 5‐H The Trust Company of Oklahoma, Succ Ttee 6120 S Yale Ave Ste 1900 Tulsa, OK 74136 First Class Mail Jim A Egan Trust Udt Ctd 1/10/72 c/o The Trust Company of Oklahoma 6120 S Yale Ave Ste 1900 Tulsa, OK 74136 First Class Mail Jim Adams Address Redacted First Class Mail Jim Anderson & Jane Anderson As Address Redacted First Class Mail Jim C Gregory & Betty Jeanette Address Redacted First Class Mail Jim C Pope Jr Address Redacted First Class Mail Jim Click, Jr Address Redacted First Class Mail Jim Corff & Mary Sue Corff, Co‐Trustees of The Jimcorff Family Trust Dated OctoAddress Redacted First Class Mail Jim Corff Family Trust Dtd 10/16/00 Address Redacted First Class Mail Jim Hager Address Redacted First Class Mail Jim L Hurley & Jan A Hurley, Co‐ Trustees of Address Redacted First Class Mail Jim Mccoy Address Redacted First Class Mail Jim Moery Address Redacted First Class Mail Jim P Weigand Address Redacted First Class Mail Jim Pratt Drilling Company 1904 S Logan Rd Lahoma, OK 73754 First Class Mail Jim W & Gloria Ballou c/o State of Texas P.O. Box 12019 Austin, TX 78711‐2019 First Class Mail Jim W & Judith A Carter Address Redacted First Class Mail Jim Westwood Address Redacted First Class Mail Jima Lee Hill Smart Address Redacted First Class Mail Jima LLC Bret M Towne, Manager 1409 Little Big Horn Rd Edmond, OK 73034 First Class Mail Jima LLC c/o Bret Melvin Towne 1409 Little Horn Rd Edmond, OK 73034 First Class Mail Jima LLC, An Oklahoma Limited Liability Company, Dated October 11, 2011 1409 Little Horn Rd Edmond, OK 73034 First Class Mail Jimalee Smart, Dec, c/o Bret M Towne Address Redacted First Class Mail Jimmie C Dunlap Address Redacted First Class Mail Jimmie Lee Williams, Trustee Under Address Redacted First Class Mail Jimmy Baker Address Redacted First Class Mail Jimmy Carpenter Address Redacted First Class Mail Jimmy Don & Sandra Ragsdale Address Redacted First Class Mail Jimmy L Mirkes Address Redacted First Class Mail Jimmy Weidner 4586 Cr 4200 Independence, KS 67301 First Class Mail Jin Ella Yarbrough Address Redacted First Class Mail Jindra Investments LLC, Probable Successor To Billie Lee Johnson 16504 Arthurs Circle Edmond, OK 73012 First Class Mail Jiulio Margalli Address Redacted First Class Mail JJ Weber Investments Co c/o Tower Oil & Gas, Inc 10401 Vineyard Blvd, 253 Oklahoma City, OK 73120 First Class Mail Jma Energy Company, LLC 1021 Nw Grand Blvd Oklahoma City, OK 73118 First Class Mail Jmk Irrevocable Trust Dated April 4, 2005, & Amended On July 2, 2013 Address Redacted First Class Mail Jmk Irrevocable Trust Dated April 4, 2005, Amended On July 2, 2013 c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Jmk Petroleum Corp 1017 Long Prairie Rd Ste 201 Flower Mound, TX 75022‐4224 First Class Mail Jmk Petroleum Corp 1017 Long Prairie Rd 201 Flower Mound, TX 75022 First Class Mail JN Exploration & Production, Lp 550 North 31st St, Ste 300 Billings, MT 59101 First Class Mail Jo Ann B Kamp Address Redacted First Class Mail Jo Ann Caldwell Warren Address Redacted First Class Mail Jo Ann Sullivan Address Redacted First Class Mail Jo Daugherty Harbaugh Address Redacted First Class Mail Jo Elaine Matousek Address Redacted First Class Mail Jo Ella Willis Address Redacted First Class Mail Jo Ellen Valdez Personal Rep Estate Address Redacted First Class Mail Jo M Hirzel Address Redacted First Class Mail Joan Bentz Address Redacted First Class Mail Joan C Hibbets Address Redacted First Class Mail Joan C Hibbets & Barry Hibbets Address Redacted First Class Mail Joan H Stinnett Address Redacted First Class Mail Joan Margaret Watkins Address Redacted First Class Mail Joan Maxwell Lester, Trustee of The Maxwell Family Trust Address Redacted First Class Mail Joan P Baumgartner Address Redacted First Class Mail Joan Robinette Address Redacted First Class Mail Joann Nightengale Address Redacted First Class Mail Joann Rose Address Redacted First Class Mail Joanna Kay Helberg 13604 E Wheat Capital Rd Fairmont, OK 73736 First Class Mail Joanna R Hasty & Turner E Hasty, Wife & Husband, Joint Tenants Address Redacted First Class Mail Joanna Slough Address Redacted First Class Mail Joanne Cargill Lewis Address Redacted First Class Mail Joe A & Doris M Hanneman Address Redacted First Class Mail Joe Ann Travis Address Redacted First Class Mail Joe Bob Nelson Address Redacted First Class Mail Joe C Gray Address Redacted First Class Mail Joe C Hukills Address Redacted First Class Mail Joe Cook Estate Address Redacted First Class Mail Joe Curtis Production Company Ltd P.O. Box 1901 Pampa, TX 79066 First Class Mail Joe Curtis Production Company, Ltd P.O. Box 1800 Pampa, TX 79066 First Class Mail Joe E Bell Address Redacted First Class Mail Joe E Bell c/o Robert J Bell Address Redacted First Class Mail Joe Ed Buckner Address Redacted First Class Mail Joe Fallin Fam Lp 1713 Kingsbury Ln Oklahoma City, OK 73116 First Class Mail Joe Garrison Rev Tr Dtd 1/31/2003 Address Redacted First Class Mail Joe Glyckherr Address Redacted First Class Mail Joe H Cunningham, Trustee of The Joe H Cunningham Revocable Trust Dated M Address Redacted First Class Mail Joe Henry Harris, Trustee Under The Joe Henry Harris Trust Address Redacted First Class Mail Joe Hill Address Redacted First Class Mail Joe Jech, Iii Address Redacted First Class Mail Joe Josephson Address Redacted First Class Mail Joe L Thompson Address Redacted First Class Mail Joe L Thompson Address Redacted First Class Mail Joe L Thompson & Jane Thompson, Trustees Under The Thompson Living Trust Address Redacted First Class Mail Joe L Thompson & Jane Thompson, Trustees Under The Thompson Living Trust Address Redacted First Class Mail Joe M Sears Address Redacted First Class Mail Joe M Sears Address Redacted First Class Mail Joe M Sears Recovable Trust Address Redacted First Class Mail Joe M Sears Revocable Trust Address Redacted First Class Mail Joe R Danel Address Redacted First Class Mail Joe S Steele Address Redacted First Class Mail Joe Vick Address Redacted First Class Mail Joel B Stein Address Redacted First Class Mail Joe's Hotshot & Trucking, LLC P.O. Box 781 El Reno, OK 73036 First Class Mail Joeseph Gilbert & Velma R Gallup Address Redacted First Class Mail Joey D Wolfe Address Redacted First Class Mail Joh F Fltecher c/o Judy Jordan Address Redacted First Class Mail John & Ann Chamberlain Family Trust Address Redacted First Class Mail John & Cynthia Pride Rev Lvg Trust Address Redacted First Class Mail John & Dena Gorrell Address Redacted First Class Mail John A & Sharon Kay Carpenter Address Redacted First Class Mail John A Amme Address Redacted First Class Mail John A Banker, Deceased c/o Helen Elizabeth Dailey 5932 E 80th St Tulsa, OK 74136 First Class Mail John A Cashion Address Redacted First Class Mail John A Cleveland, Jr Trust Address Redacted First Class Mail John A Wood & Debra A Wood, Husband & Wife, As Joint Tenants Address Redacted First Class Mail John Albert Clemente Address Redacted First Class Mail John Andrew Deignan Iii Address Redacted First Class Mail John Andrew Peacher Address Redacted First Class Mail John Anthony Carpenter & Sharon Kay Carpenter, Address Redacted First Class Mail John Augustus Bryant Address Redacted First Class Mail John Augustus Bryant Trst Indenture Address Redacted First Class Mail John Augustus Bryant Trust Indenture, Dated September 3, 1999 Address Redacted First Class Mail John Austin Address Redacted First Class Mail John B Kleinheinz Address Redacted First Class Mail John B Kleinheinz Address Redacted First Class Mail John B Morey Address Redacted First Class Mail John B Wooten, Jr Address Redacted First Class Mail John B Wooten, Jr c/o John B Wootten, Jr, Llc P.O. Box 1056 Chickasha, OK 73023 First Class Mail John B Wootten Jr c/o John B Wootten Jr Llc P.O. Box 1056 Chickasha, OK 73023 First Class Mail John B Wootten Jr, LLC P.O. Box 1056 Chickasha, OK 73023 First Class Mail John Benjamin Templeton Iv Address Redacted First Class Mail John Bloodsworth Address Redacted First Class Mail John Bogle Address Redacted First Class Mail John Brousseau Address Redacted First Class Mail John Brusseau Address Redacted First Class Mail John Brusseau Address Redacted First Class Mail John C Bates & Katherine E Bates Address Redacted First Class Mail John C Butts & Ava J Butts Rev Lvg Address Redacted First Class Mail John C Hope Family Tr Dtd 4/20/15 Address Redacted First Class Mail John C Hope Sr c/o Marion Hope Address Redacted First Class Mail John C Mitchell Address Redacted First Class Mail John C Mitchell, Jr Address Redacted First Class Mail John C Mitchell, JrAs Probable Heir of Evangeline Cook Address Redacted First Class Mail John C Shipley Address Redacted First Class Mail John Carl Corff Address Redacted First Class Mail John Chain Address Redacted First Class Mail John Cockerell, Jr Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 32 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 35 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service John D & Ruby Brenda Stotts Address Redacted First Class Mail John D Jones Address Redacted First Class Mail John D Solomon Address Redacted First Class Mail John D Thompson Address Redacted First Class Mail John D Veach, Deceased Address Redacted First Class Mail John David Shaw # 107359 Address Redacted First Class Mail John Dudley St Martin Address Redacted First Class Mail John E Bradshaw Address Redacted First Class Mail John E Brewster, Jr Address Redacted First Class Mail John E Briix Address Redacted First Class Mail John E Cleeton Address Redacted First Class Mail John E Cleeton Address Redacted First Class Mail John E Donnellan & Gail Donnellan Address Redacted First Class Mail John E Francis Address Redacted First Class Mail John E Maxwell, Jr Address Redacted First Class Mail John E Maxwell, Jr Address Redacted First Class Mail John E Mcconnell Iii Address Redacted First Class Mail John E Mcconnell Iii Address Redacted First Class Mail John E Mcconnell, Ill Address Redacted First Class Mail John E Talley Address Redacted First Class Mail John Ellis Poarch & Anita Poarch Address Redacted First Class Mail John Eric Wolfenstein Address Redacted First Class Mail John F Cram Address Redacted First Class Mail John F Mcmindes Address Redacted First Class Mail John F Telling Address Redacted First Class Mail John F Y Stambaugh, Jr Address Redacted First Class Mail John G Burke Address Redacted First Class Mail John G Taylor Rev Tr Created 11/2/0 Address Redacted First Class Mail John George Poston Address Redacted First Class Mail John H Craun Address Redacted First Class Mail John H Crosswhite Address Redacted First Class Mail John H Poe, Jr Address Redacted First Class Mail John H Poe, Jr Address Redacted First Class Mail John H Richter Iii Trust Address Redacted First Class Mail John H Stotts Address Redacted First Class Mail John Hager Address Redacted First Class Mail John Hall Burns Address Redacted First Class Mail John Hamilton Fish Address Redacted First Class Mail John Harkness Address Redacted First Class Mail John Harrison Address Redacted First Class Mail John Henry Haymaker & Address Redacted First Class Mail John Henry Jarman Iii Address Redacted First Class Mail John Huff c/o Nail Bay Royalties Llc P.O. Box 671099 Dallas, TX 75367 First Class Mail John Hussey Address Redacted First Class Mail John I Wheeler Jr Family Trust Address Redacted First Class Mail John J Allen Address Redacted First Class Mail John J Starcevich Address Redacted First Class Mail John Jarman Slaughter Address Redacted First Class Mail John Jefferson Rhoads Ii Address Redacted First Class Mail John Joseph Cummins Address Redacted First Class Mail John K Garvey Address Redacted First Class Mail John Kenneth Cullison Address Redacted First Class Mail John Kenneth Cullison Address Redacted First Class Mail John Kenneth Fisher Address Redacted First Class Mail John L & Traci Scott Joint Rev Tst Address Redacted First Class Mail John L Arrington, Jr Address Redacted First Class Mail John L Arrington, Jr Address Redacted First Class Mail John L Arrington, Jr Address Redacted First Class Mail John L Brady Address Redacted First Class Mail John L Brady Address Redacted First Class Mail John L Brady Address Redacted First Class Mail John L Cook, Estatec/o NV Shires Address Redacted First Class Mail John L Cook, Estatec/o Roger L Beavers Address Redacted First Class Mail John L Vogelstein Address Redacted First Class Mail John Lane Clester Address Redacted First Class Mail John Leroy Oltmanns Address Redacted First Class Mail John M Bethel Address Redacted First Class Mail John M Drescher Jr Tr Address Redacted First Class Mail John M Green, Sole Trustee Address Redacted First Class Mail John M Harrison, Trustee of The Harrisonfamily Trust Dated August 6, 2010 Address Redacted First Class Mail John M King Address Redacted First Class Mail John M Otto Address Redacted First Class Mail John M Poer Address Redacted First Class Mail John M Poer Address Redacted First Class Mail John Mark Pollard Address Redacted First Class Mail John Martin Nickerson, Dec'D 9/19/95 Address Redacted First Class Mail John Matousek Address Redacted First Class Mail John Michael Williams Sr Address Redacted First Class Mail John Milton Speice Iii Address Redacted First Class Mail John N Elder Address Redacted First Class Mail John N Paschall Jr Address Redacted First Class Mail John Neal Otto Address Redacted First Class Mail John O Jones Life Estate Address Redacted First Class Mail John P Wangensteen Rev Trst Agrmt For The Mgmt of O&G Interests, John P Wangensteen, Tstee P.O. Box 111 Chisholm, MN 55719‐0111 First Class Mail John P Wangensteen Revocable Trust Agreement For The Management of Oil &c/o Doyle Fair 150 N Main, Ste 1014 Witchita, KS 67202 First Class Mail John Patrick Borelli Address Redacted First Class Mail John Patrick Campbell Address Redacted First Class Mail John Paul Moery Address Redacted First Class Mail John Poston, Jr Address Redacted First Class Mail John R & Priscilla J Jones Lvg Tst Address Redacted First Class Mail John R Bingham & Address Redacted First Class Mail John R Ellis & Nilas Ellis Address Redacted First Class Mail John R Harkness Address Redacted First Class Mail John R Harkness Address Redacted First Class Mail John R Horton Address Redacted First Class Mail John R Lippmann Address Redacted First Class Mail John R Marshall Address Redacted First Class Mail John R Nagode Address Redacted First Class Mail John R Nagode, Deceased Address Redacted First Class Mail John R Richter Iii Trustee of The John R Richter Iii Trust Address Redacted First Class Mail John R Snedegar Address Redacted First Class Mail John R Snedegar Address Redacted First Class Mail John R Snedegar Address Redacted First Class Mail John Robert Hard Address Redacted First Class Mail John S Clark Address Redacted First Class Mail John S Edmundson Armstrong Address Redacted First Class Mail John S Gorrell & Dena R Gorrell Revocableliving Trust, Under Trust Date of July Address Redacted First Class Mail John Smallwood Address Redacted First Class Mail John Stacy Kemp, Iii Address Redacted First Class Mail John Swanson Address Redacted First Class Mail John T Bender, Jr Address Redacted First Class Mail John T Borton Address Redacted First Class Mail John T Borton Living Trust Dated 3/9/1982 Address Redacted First Class Mail John T Favell Address Redacted First Class Mail John Tony Carpenter Address Redacted First Class Mail John Travis Address Redacted First Class Mail John Trojan Address Redacted First Class Mail John Trojan Address Redacted First Class Mail John Turner Lloyd Address Redacted First Class Mail John V Condon Address Redacted First Class Mail John V Marlatt & Charla R Marlatt Address Redacted First Class Mail John Vincent & Wanda M Pavlu, Jtwro Address Redacted First Class Mail John Vincent Pavlu Address Redacted First Class Mail John Vincent Pavlu Address Redacted First Class Mail John W Borelli Jr Address Redacted First Class Mail John W Campbell Address Redacted First Class Mail John W Chain Address Redacted First Class Mail John W Crosson Address Redacted First Class Mail John W Johnston Rev Trust Address Redacted First Class Mail John Wayne Pinkerton Address Redacted First Class Mail John Wayne Pinkerton Address Redacted First Class Mail John Wesley Yarbrough Address Redacted First Class Mail John Y Brown Jr Address Redacted First Class Mail Johnna Vaughn Bradley Address Redacted First Class Mail Johnnie Best Address Redacted First Class Mail Johnnie Ruhl Address Redacted First Class Mail Johnny Mack Moser Address Redacted First Class Mail Johnny Mollard Address Redacted First Class Mail Johnsen Family Trust Address Redacted First Class Mail Joleta Gooden Address Redacted First Class Mail Jon A Griffin Address Redacted First Class Mail Jon B Wallis Estate Address Redacted First Class Mail Jon D Bierman Trust Dtd 1/3/13 Address Redacted First Class Mail Jon Phillip Pulis Address Redacted First Class Mail Jonathan & Elsie Bartel Living Address Redacted First Class Mail Jonathan Carrison Address Redacted First Class Mail Jonathan Dale Cargill Address Redacted First Class Mail Jonathan Fortune Address Redacted First Class Mail Jonathan Maxwell Trust No 831 Address Redacted First Class Mail Jonathan W Shaw Address Redacted First Class Mail Jones Energy LLC 807 Las Cimas Pkwy Ste 350 Austin, TX 78746‐6193 First Class Mail Jones Energy LLC 807 Las Cimas Pkwy, Ste 350 Austin, TX 78746 First Class Mail Jonna Sanderson Address Redacted First Class Mail Jonpat Management Corp 80 State St Albany, NY 12207 First Class Mail Jordan Energy Co 2121 So Columbia Ave Suite 610 Tulsa, OK 74114 First Class Mail Jordan M Ratliff Address Redacted First Class Mail Jordan Ratliff Address Redacted First Class Mail Joretta J Powell Address Redacted First Class Mail Joretta J Powell Address Redacted First Class Mail Jose Lucas Address Redacted First Class Mail Josef Faust Trust Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 33 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 36 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Joseph & Jeanette Kloeppel Address Redacted First Class Mail Joseph & Mary E Dulany J/T Address Redacted First Class Mail Joseph & Robin Schmit Tr Address Redacted First Class Mail Joseph A Johnson Address Redacted First Class Mail Joseph A Tucker Address Redacted First Class Mail Joseph A Tucker, Deceased Address Redacted First Class Mail Joseph Alan Marshall Address Redacted First Class Mail Joseph Alan Marshall Address Redacted First Class Mail Joseph B Vadder, As Trustee of Address Redacted First Class Mail Joseph B Vadder, Trustee of Address Redacted First Class Mail Joseph Balzer Otto, Ii Address Redacted First Class Mail Joseph Berry Address Redacted First Class Mail Joseph Carpenter Address Redacted First Class Mail Joseph Dean Hopper Address Redacted First Class Mail Joseph E Hartz c/o Edgar L Hamm Jr Address Redacted First Class Mail Joseph Ernest Trojan Address Redacted First Class Mail Joseph Francis Corff Address Redacted First Class Mail Joseph Frank Rumsey V Address Redacted First Class Mail Joseph Gilbert Gallup Address Redacted First Class Mail Joseph Glen Hill, Deceased c/o Gary Gene Hill Address Redacted First Class Mail Joseph I Worsham Ii Address Redacted First Class Mail Joseph Lynn Hajek Address Redacted First Class Mail Joseph Lynn Hajek c/o Austin Evans Law, Llc Attn: Austin C Evans P.O. Box 1258 Kingfisher, OK 73750 First Class Mail Joseph M Green & Erma Dean Green Address Redacted First Class Mail Joseph M Leblanc Address Redacted First Class Mail Joseph O Conner Address Redacted First Class Mail Joseph P Dulany Address Redacted First Class Mail Joseph P Weaver Address Redacted First Class Mail Joseph P Weaver Address Redacted First Class Mail Joseph R Williams, Trustee Address Redacted First Class Mail Joseph S Gruss Estate Address Redacted First Class Mail Joseph S Gruss Estate Address Redacted First Class Mail Joseph S Gruss Estate Address Redacted First Class Mail Joseph Ullsperger Estate Address Redacted First Class Mail Joseph Vadder Living Tst Dtd 9/8/15 Address Redacted First Class Mail Josephine Wiewel, Aka Joetta Mae Wiewel,Aka Jody M Wiewel, Aka Josephine MAddress Redacted First Class Mail Josh Gray Address Redacted First Class Mail Josh Rigdon Address Redacted First Class Mail Joshua Evan Brown Address Redacted First Class Mail Joshua O Lamle Address Redacted First Class Mail Joshua Ryan Terry Address Redacted First Class Mail Jospeh A Johnson c/o James J Cattalini Address Redacted First Class Mail Jost LLC P.O. Box 20100 Oklahoma City, OK 73156 First Class Mail Journey Oilfield Equipment, LLC 8976 Hwy 15 P.O. Box 1540 Woodward, OK 73802 First Class Mail Journey Oilfield Equipment, LLC 8976 Hwy 15 Woodward, OK 73802 First Class Mail Joy Bilger Address Redacted First Class Mail Joy Hight Address Redacted First Class Mail Joy Lynn Fitzsimmons Address Redacted First Class Mail Joy Lynn States Estate Address Redacted First Class Mail Joy Manning Scott Trust Address Redacted First Class Mail Joy Morris Address Redacted First Class Mail Joy Morris Address Redacted First Class Mail Joyce Craun Butler Life Estate Address Redacted First Class Mail Joyce Crawford Address Redacted First Class Mail Joyce E Bernstein Est Address Redacted First Class Mail Joyce Hladik Address Redacted First Class Mail Joyce I Burns Address Redacted First Class Mail Joyce Illene May Address Redacted First Class Mail Joyce Jared Moon Address Redacted First Class Mail Joyce K Brown Tr Address Redacted First Class Mail Joyce K Feagins c/o Kenneth R Feagins Address Redacted First Class Mail Joyce K Feagins Living Trust Dated December 26, 2001 c/o Kenneth R Feagins Address Redacted First Class Mail Joyce Karen Canaday Browning Address Redacted First Class Mail Joyce L Hutchison Address Redacted First Class Mail Joyce P Lee Revocable Trust Address Redacted First Class Mail Joyce Wills Address Redacted First Class Mail Joye Janet Garnett Address Redacted First Class Mail Joye Laverne Allen Gaddis Address Redacted First Class Mail Jp Drilling Fund, LLC 4101 Hughes Cir Norman, OK 73072 First Class Mail Jp Drilling Fund, LLC 4101 Hughes Cir Norman, OK 73070 First Class Mail JP Hydrotesting, LLC P.O. Box 622 Hennessey, OK 73742 First Class Mail JP Morgan Chase Bank, NA, Successor Trustee of The CM Elliot Trust U/W Betty 2200 Ross Ave Dallas, TX 75201 First Class Mail JP Morgan Ventrues Energy Corp 383 Madison Ave 10th Fl New York, NY 10017 First Class Mail Jpl Consulting 2595 South Pearl St Denver, CO 80210 First Class Mail Jpmorgan Chase Bank, NA, As Successor To The Liberty National Bank And Trust Company of Okc, As Fiscal Trustee For Okc Community Foundation, Inc Community Resources Oil & Gas, Inc c/o Heritage Trust Company P.O. Box 21708 Oklahoma City, OK 73156 First Class Mail Jrp Holdings, LLC 1006 24th Ave Nw, Ste 120 Norman, OK 73069 First Class Mail Jrp Holdings, LLC 1006 24th Ave Nw, 120 Norman, OK 73069 First Class Mail J's Development 2814 Stauffer Dr Xenia, OH 45385 First Class Mail J‐Star Leaseworks LLC 2504 W Owen K Garriot Rd 342 Enid, OK 73703 First Class Mail Jth Equity Investments LLC 2776 Washington Dr Ste 100 Norman, OK 73069 First Class Mail Jtv Rev Liv Tst of 05/16/2008 Address Redacted First Class Mail Juanita Evalu Buford Hendrick Address Redacted First Class Mail Juanita Evalu Buford Hendrick Cox Address Redacted First Class Mail Juanita K Hays Ingersoll Address Redacted First Class Mail Juanita Katherine Johns Address Redacted First Class Mail Juanita Katherine Perigo Address Redacted First Class Mail Juanita L Henderson Address Redacted First Class Mail Juanita L Roberts Address Redacted First Class Mail Juanita L Wood, Trustee of The Juanita Wood Living Trust Dated June 1, 2006 Address Redacted First Class Mail Juanita Louise Henderson Address Redacted First Class Mail Juanita M Rigdon Address Redacted First Class Mail Juanita Wood Address Redacted First Class Mail Juanita Wood, Trustee Under That Address Redacted First Class Mail Judith Ann Linville Jantz Address Redacted First Class Mail Judith Cruz Trust Address Redacted First Class Mail Judith Jerome Address Redacted First Class Mail Judith Jerome Address Redacted First Class Mail Judith L Bartelt Trust Dtd 9/15/11 Address Redacted First Class Mail Judith L Nusser Rev Trust Address Redacted First Class Mail Judith S Brune Address Redacted First Class Mail Judith W Rambo Address Redacted First Class Mail Judith Williams Address Redacted First Class Mail Judson C Choate Address Redacted First Class Mail Judson Choate Address Redacted First Class Mail Judson Choate, Co‐Trustee of The Rjc Family Revocable Trust Agreement Dated 14813 Hollyhock Dr Oklahoma City, OK 73142 First Class Mail Judson Sprandel Address Redacted First Class Mail Judy A Dycus Rev Tr Dtd 12/4/97 Address Redacted First Class Mail Judy A Kirkes Address Redacted First Class Mail Judy A Snow Address Redacted First Class Mail Judy A Teeter Rev Lvg Trst Address Redacted First Class Mail Judy A Teeter, Successor Trustee of The Bruce D Teeter Living Trust Address Redacted First Class Mail Judy A Teeter, Successor Trustee of The Bruce D Teeter Revocable Living Trust Address Redacted First Class Mail Judy B Evans Estate Address Redacted First Class Mail Judy Cash Balzer Address Redacted First Class Mail Judy D Whipple Living Trust Address Redacted First Class Mail Judy Gay Swanson Address Redacted First Class Mail Judy Hajek Address Redacted First Class Mail Judy K Kontos Address Redacted First Class Mail Judy K Maupin Address Redacted First Class Mail Judy K Miller Tapparo Address Redacted First Class Mail Judy Kay Briix Address Redacted First Class Mail Judy Kay Briix Le Address Redacted First Class Mail Judy Kemp Amonett Address Redacted First Class Mail Jules L Schubert Estate Address Redacted First Class Mail Juli Michelle Smith Address Redacted First Class Mail Julia Ann Carpenter Address Redacted First Class Mail Julia Ann Carpenter Address Redacted First Class Mail Julia E Weigand Address Redacted First Class Mail Julia M Andrews Address Redacted First Class Mail Julianna Adams Address Redacted First Class Mail Julie Askew Adams Address Redacted First Class Mail Julie Harris Address Redacted First Class Mail Julie Harris Address Redacted First Class Mail Julie Lynette Jackson Address Redacted First Class Mail Julie Maris Simone Address Redacted First Class Mail Julie RG Sheppard, Trustee of The Julie R Garvey Revocable Trust Address Redacted First Class Mail Julie Wyckoff Sallee Address Redacted First Class Mail Julius Loosen (Decd) Route 1 Box 7500 Warner, OK 74469 First Class Mail Julius Loosen Irrev Tst Dtd 6/1/07 Address Redacted First Class Mail June Elaine Oliver Thompson Address Redacted First Class Mail June H Mayer c/o Houston Energy Corp P.O. Box 5318 Enid, OK 73702 First Class Mail June M Curtis Address Redacted First Class Mail June M Johnsen Address Redacted First Class Mail June Peterson Address Redacted First Class Mail Justin & Sabrina Ketcham Address Redacted First Class Mail Justin Baker Dba Jgb Services 18700 Naomi Dr Cashion, OK 73016 First Class Mail Justin Choate Address Redacted First Class Mail Justin E Vogt Address Redacted First Class Mail Justin Hix Address Redacted First Class Mail Justin Hoyt Campbell Address Redacted First Class Mail Justin Lamle Address Redacted First Class Mail Justin R Choate Address Redacted First Class Mail Justin R Post Address Redacted First Class Mail Justin Ray & Debra Lynn Choate, Jts Address Redacted First Class Mail Justin Sibit Address Redacted First Class Mail Justin Vonbargon Address Redacted First Class Mail JV Well Service, Inc P.O. Box 222 Hennessey, OK 73742 First Class Mail JW Beavers, Jr, Trustee of Address Redacted First Class Mail Jw Oil & Gas LLC P.O. Box 20541 Oklahoma City, OK 73156 First Class Mail Jw Oil & Gas LLC 1212 Mulberry Ln Nichols Hills, OK 73116 First Class Mail J‐W Power Co P.O. Box 205856 Dallas, TX 75320‐5856 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 34 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 37 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service J‐W Power Co P.O. Box 970490 Dallas, TX 75397 First Class Mail J‐W Power Company P.O. Box 226406 Dallas, TX 75222‐6404 First Class Mail Jwp‐Mkp Minerals Holdings Lp C /O Marjorie K Phillips P.O. Box 1059 Menlo Park, CA 94026 First Class Mail Jww Whitney, Iii Address Redacted First Class Mail K & C Distribution P.O. Box 770 Hennessey, OK 73742 First Class Mail K & J Construction LLC 719 East Adams St Cherokee, OK 73728 First Class Mail K & M Oil Company 619 E Cleveland Dr Hennessey, OK 73742 First Class Mail K K Meese, c/o Stephen H Meese Address Redacted First Class Mail K L Starks Minerals LLC Katherine Loosen Starks 4253 Buckhorn Ln El Reno, OK 73036 First Class Mail K Miller Huffman, LLC 2223 Hilshire Trail Dr Houston, TX 77080‐6039 First Class Mail K Phil Fleetwood Address Redacted First Class Mail K W Throgmorton Address Redacted First Class Mail K&F Oil Company 1001 Baptist Village Dr Apt D11 Cleveland, OK 74020 First Class Mail K2 Winsco Investments Lp Dba K2 Properties P.O. Box 6950 Tyler, TX 75711‐6925 First Class Mail K3, LLC P.O. Box 1029 Enid, OK 73702 First Class Mail Kabluza Royalty Company P.O. Box 567 Prague, OK 74864 First Class Mail Kacey Moery Address Redacted First Class Mail Kaci Rowley Address Redacted First Class Mail Kacy D Powell Address Redacted First Class Mail Kade A Forbeck Address Redacted First Class Mail Kaela Elizabeth Patterson Address Redacted First Class Mail Kaiser‐Francis Oil Company Dept 637 Tulsa, OK 74182 First Class Mail Kaiser‐Francis Oil Company 6733 South Yale Ave Tulsa, OK 74136 First Class Mail Kalamar Inc 1405 E Willow Rd Enid, OK 73701 First Class Mail Kali Carpenter Address Redacted First Class Mail Kandace Burke Address Redacted First Class Mail Kandletop Properties LLC 1629 North Marion Ave Oklahoma City, OK 73106 First Class Mail Kansas State Treasurer Attn: Unclaimed Property/Holder Svcs 900 Sw Jackson, Ste 201 Topeka, KS 66612 First Class Mail Karen A Barker Address Redacted First Class Mail Karen A Gibson Address Redacted First Class Mail Karen A Walto Address Redacted First Class Mail Karen A Walton Address Redacted First Class Mail Karen Ann Cullison Address Redacted First Class Mail Karen Ann Cullison Address Redacted First Class Mail Karen B Dickerson Address Redacted First Class Mail Karen B Garcia Address Redacted First Class Mail Karen Bea Mack Revocable Trust Address Redacted First Class Mail Karen Bea Mack, Trustee of The Karen Bea Mack Revocable Trust Dated 5/28/2 Address Redacted First Class Mail Karen Billings Address Redacted First Class Mail Karen Branch Walker Address Redacted First Class Mail Karen Dowley Address Redacted First Class Mail Karen Elaine Littlefield Address Redacted First Class Mail Karen Hokit Address Redacted First Class Mail Karen J Brennan Address Redacted First Class Mail Karen Jo & Matthew Murrah, Jts Address Redacted First Class Mail Karen Kuntz Address Redacted First Class Mail Karen Kuntz aka Karen Cambre Address Redacted First Class Mail Karen Lee Burns O'Connor Address Redacted First Class Mail Karen Lynn Hobson Address Redacted First Class Mail Karen Lytal Gee Address Redacted First Class Mail Karen Manuel Address Redacted First Class Mail Karen Marie & Gaylon Wayne Cox, Jts Address Redacted First Class Mail Karen Marie Ballagh Address Redacted First Class Mail Karen Marie Cox Address Redacted First Class Mail Karen Marie Heitmeyer Address Redacted First Class Mail Karen Mills Address Redacted First Class Mail Karen Mills Address Redacted First Class Mail Karen P Friar Dunlap Address Redacted First Class Mail Karen S Jefferis Address Redacted First Class Mail Karen Sue Burt Address Redacted First Class Mail Karen Sue Schlaepfer Address Redacted First Class Mail Karen Ursini Trust Address Redacted First Class Mail Kari Dean Davisson Rev Tst Dtd 1/17 Address Redacted First Class Mail Karin Kyle Singer 1975 Trust No 2 Address Redacted First Class Mail Karl Oltmanns, Now Deceased & Maribeth Oltmanns Address Redacted First Class Mail Karl R Shipley Address Redacted First Class Mail Karla A Gunn Address Redacted First Class Mail Karla Carpenter Address Redacted First Class Mail Karla J Drake Address Redacted First Class Mail Karla Lee Freeman Address Redacted First Class Mail Karley Boyer Address Redacted First Class Mail Karol Lynn Andrew Address Redacted First Class Mail Karrabelle Operating LLC 3616 Lindenwood Ave Dallas, TX 75205 First Class Mail Kars Oil & Gas, LLC P.O. Box 2318 Edmond, OK 73083 First Class Mail Kasey Wills Address Redacted First Class Mail Kassie & Nicholas Griffith, Hwjt Address Redacted First Class Mail Kate Barr Trust Dtd 3/1/71 Address Redacted First Class Mail Kathaleen Rae Connor Address Redacted First Class Mail Katherine Brown Smith Address Redacted First Class Mail Katherine L Henson Address Redacted First Class Mail Katherine Looney Address Redacted First Class Mail Katherine Looney Family Trust Address Redacted First Class Mail Katherine Louise Reynolds Address Redacted First Class Mail Katherine Louise Reynolds Address Redacted First Class Mail Katherine Maris Cundith Address Redacted First Class Mail Katherine Post Standridge Address Redacted First Class Mail Katherine Price Address Redacted First Class Mail Katherine Sue Prescott Address Redacted First Class Mail Katherine Truesdell Grimes Revocable Trust Address Redacted First Class Mail Katherine V Houston, Trustee of Paul Houston Trust Address Redacted First Class Mail Kathi Hittle Address Redacted First Class Mail Kathi Reilly Address Redacted First Class Mail Kathleen A Rubenstein Address Redacted First Class Mail Kathleen Ann Painter & Jackie Lynn Painter, Address Redacted First Class Mail Kathleen Ann Painter & Jackie Lynn Painter, Address Redacted First Class Mail Kathleen Arnold Address Redacted First Class Mail Kathleen E Ryan Address Redacted First Class Mail Kathleen Faulkner Mcdivitt Address Redacted First Class Mail Kathleen Loosen Starks Address Redacted First Class Mail Kathleen Loosen Starks Address Redacted First Class Mail Kathleen M Bryant Address Redacted First Class Mail Kathryn Anne Jones Address Redacted First Class Mail Kathryn Bogle Address Redacted First Class Mail Kathryn Elaine Mcneil Address Redacted First Class Mail Kathryn L Mcgregor Address Redacted First Class Mail Kathryn Mcgaughey Address Redacted First Class Mail Kathryn Rae Brandenburg Trust Address Redacted First Class Mail Kathryn Sue Roberts Taylor Address Redacted First Class Mail Kathy D Brabson aka Kathy D Kenner Address Redacted First Class Mail Kathy Scaief Address Redacted First Class Mail Kathy Starks Address Redacted First Class Mail Kathy Thompson Mcnutt Address Redacted First Class Mail Kathy Wilson Fka May Address Redacted First Class Mail Kati Walters Address Redacted First Class Mail Katie Wankovich Address Redacted First Class Mail Katrice Carrol Patterson Address Redacted First Class Mail Katrice Patterson Address Redacted First Class Mail Katrina A Watson Address Redacted First Class Mail Katy & Warren Rieger Address Redacted First Class Mail Kay A Hendricks Address Redacted First Class Mail Kay B Wilkinson Trustee Address Redacted First Class Mail Kay Brezny Address Redacted First Class Mail Kay Burge Carnagey Address Redacted First Class Mail Kay E Wynn Address Redacted First Class Mail Kay Franklin Address Redacted First Class Mail Kay Franklin Address Redacted First Class Mail Kay L Sikes Address Redacted First Class Mail Kay Lynn Mundy Address Redacted First Class Mail Kay M Williams Address Redacted First Class Mail Kay Marie Williams Address Redacted First Class Mail Kaydet Oil LLC P.O. Box 5469 Enid, OK 73702 First Class Mail Kaylee Lashay Bynum Address Redacted First Class Mail Kaylonni Dawn Williams Address Redacted First Class Mail Kc Young Address Redacted First Class Mail Kcl Oilfield Services, LLC 107 Boston Dr Watonga, OK 73772 First Class Mail Ke Be Ltd c/o Carroll G Bernard 1607 Irving St Muskogee, OK 74403 First Class Mail Keeven Ewald & Karlea Ewald, Trustees of The Ewald Family Trust Dated March Address Redacted First Class Mail Keewatin Berg, Trustee of Address Redacted First Class Mail Keith & Shirley Walterscheidt Lvg Address Redacted First Class Mail Keith A Schooley Attn K George Nichols Hill Bank P.O. Box 767 Enid, OK 73702 First Class Mail Keith Alan Mckinnon Address Redacted First Class Mail Keith Allen Harrison Rev Tr Address Redacted First Class Mail Keith Allen Harrison Rev Trst Address Redacted First Class Mail Keith Allen Harrison, Trustee of The Keith Allen Harrison Revocable Trust Address Redacted First Class Mail Keith Allen Harrison, Trustee of The Keith Allen Harrison Revocable Trust Address Redacted First Class Mail Keith Anthony Sartin Address Redacted First Class Mail Keith E Williams Address Redacted First Class Mail Keith Edward Walterscheidt & Shirley Ruth Walterscheidt, Address Redacted First Class Mail Keith F Bailey Address Redacted First Class Mail Keith L Groom Address Redacted First Class Mail Keith L Lowry Jr Address Redacted First Class Mail Keith Michael Maceluch Address Redacted First Class Mail Keith Parker Connell Address Redacted First Class Mail Keith Petroleum Incorporated 2417 E Carrier Rd Enid, OK 73701 First Class Mail Keith Prim Address Redacted First Class Mail Keith R Friar Address Redacted First Class Mail Keith R Gray Trust Address Redacted First Class Mail Keith Redden Address Redacted First Class Mail Keith W States Address Redacted First Class Mail Kelley Boyle Address Redacted First Class Mail Kelley Smoot Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 35 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 38 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Kelli Hammett Address Redacted First Class Mail Kellie Kerr Garay Address Redacted First Class Mail Kelly A Ramirez Address Redacted First Class Mail Kelly Annette Walker Address Redacted First Class Mail Kelly Beckham Address Redacted First Class Mail Kelly Dean Rhyne Address Redacted First Class Mail Kelly Gamble Address Redacted First Class Mail Kelly Lynn Travis Hofacket Address Redacted First Class Mail Kelly Walterscheidt Address Redacted First Class Mail Kelly Wayne Walterscheidt Address Redacted First Class Mail Kelsey Gillmore Address Redacted First Class Mail Ken Gross Address Redacted First Class Mail Ken Mullen Address Redacted First Class Mail Ken Perkins Oil & Gas, Inc 50 Sugar Creek Ctr Blvd 275 Sugar Land, TX 77478 First Class Mail Kendale Oil & Gas LLC P.O. Box 5529 Abilene, TX 79608 First Class Mail Kendale Oil & Gas LLC Backin Wi & Orri's P.O. Box 5529 Abilene, TX 79608 First Class Mail Kendale Oil & Gas, LLC 2741 Fm 1750 Abilene, TX 79602 First Class Mail Kendale Oil & Gas, LLC 119 W Wyatt Abilene, TX 79608 First Class Mail Kennedy Kay Forbeck Address Redacted First Class Mail Kennedy Resources, LLC 1000 W Wilshire Blvd Ste 305 Oklahoma City, OK 73116 First Class Mail Kenneth & Vena Mae West Trust Address Redacted First Class Mail Kenneth Allen Address Redacted First Class Mail Kenneth Charles Kerr Address Redacted First Class Mail Kenneth Craun Address Redacted First Class Mail Kenneth Craun Address Redacted First Class Mail Kenneth Crosswhite Address Redacted First Class Mail Kenneth D Laub Address Redacted First Class Mail Kenneth Dion Rhyne Address Redacted First Class Mail Kenneth E Brown Address Redacted First Class Mail Kenneth E Brown Address Redacted First Class Mail Kenneth E Priboth Living Trust "A" Dated March 28, 1996, Kenneth E Priboth, TrAddress Redacted First Class Mail Kenneth E Priboth Living Trust A Address Redacted First Class Mail Kenneth F Feagins, Trustee of The Kenneth F Feagins Revocable Trust Under Ag 805 Parkside Rd Norman, OK 73072 First Class Mail Kenneth George Stauts Address Redacted First Class Mail Kenneth Green c/o Triumph Resources 701 Cedar Lake Blvd Oklahoma City, OK 73114‐7806 First Class Mail Kenneth Green, c/o Triumph Resources 701 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Kenneth J Liberton Address Redacted First Class Mail Kenneth J Tice Address Redacted First Class Mail Kenneth L Crawford Address Redacted First Class Mail Kenneth L Jones Address Redacted First Class Mail Kenneth L Waggoner Address Redacted First Class Mail Kenneth L Wilburn Address Redacted First Class Mail Kenneth Lee Hill Address Redacted First Class Mail Kenneth Lee Peacher Iii Address Redacted First Class Mail Kenneth M Grellner Address Redacted First Class Mail Kenneth Mark & Ladonna Genice Address Redacted First Class Mail Kenneth Mark Westfahl Address Redacted First Class Mail Kenneth Moore Address Redacted First Class Mail Kenneth R Feagins Address Redacted First Class Mail Kenneth R Feagins Rev Trust Address Redacted First Class Mail Kenneth R Feagins Revocable Trust Address Redacted First Class Mail Kenneth R Feagins Revocable Trust, U/T/A Dated June 19, 2013 Address Redacted First Class Mail Kenneth Scott Address Redacted First Class Mail Kenneth Snowden Address Redacted First Class Mail Kenneth Stuart Prag Address Redacted First Class Mail Kenneth V Alberson Jr Address Redacted First Class Mail Kenneth W Sade Address Redacted First Class Mail Kenneth Wehrenberg Address Redacted First Class Mail Kenneth Wehrenberg Address Redacted First Class Mail Kenneth William Clark Address Redacted First Class Mail Kenneth Z Scott Address Redacted First Class Mail Kenny Ray Choate Address Redacted First Class Mail Ken's Oilfield Service, Inc P.O. Box 263 Mustang, OK 73064 First Class Mail Kent A Rothmire Address Redacted First Class Mail Kent B Dulany Address Redacted First Class Mail Kent Petty Address Redacted First Class Mail Kent Plaster Address Redacted First Class Mail Kent Roy Address Redacted First Class Mail Kent Ryan Address Redacted First Class Mail Kent Shields Address Redacted First Class Mail Kent Tyler Williams Address Redacted First Class Mail Kent Walterscheidt Address Redacted First Class Mail Kentucky State Treasurer Attn: Unclaimed Property Div 1050 Us Hwy 127 S, Ste 100 Frankfort, KY 40601 First Class Mail Kerco Properties, Inc 869 Orlando Ave Se Grand Rapids, MI 49546 First Class Mail Kerri E Null Address Redacted First Class Mail Kerri Leann Steelman Rainey Address Redacted First Class Mail Kerrie A Harwood Address Redacted First Class Mail Kerry Joe Laporte Address Redacted First Class Mail Kerry Joe Laporte Address Redacted First Class Mail Ketan K & Rita K Sheth Rev Tst Address Redacted First Class Mail Ketan K Sheth & Rita K Sheth, Trustees Address Redacted First Class Mail Kevin & Connie Wing P.O. Box 350 Bayfield, CO 81122 First Class Mail Kevin Bradshaw Address Redacted First Class Mail Kevin Bryan Harrison Rev Tr Address Redacted First Class Mail Kevin Bryan Harrison Rev Trust Address Redacted First Class Mail Kevin Bryan Harrison, Trustee of The Kevin Brian Harrison Revocable Trust Address Redacted First Class Mail Kevin Bryan Harrison, Trustee of The Kevin Bryan Harrison Revocable Trust Address Redacted First Class Mail Kevin C & Deborah L Walker Trust Address Redacted First Class Mail Kevin D Bradshaw Address Redacted First Class Mail Kevin Holmes Address Redacted First Class Mail Kevin L & Valorie J Smith, Jtwros Address Redacted First Class Mail Kevin Miller Address Redacted First Class Mail Kevin Mott Address Redacted First Class Mail Kevin Newland Address Redacted First Class Mail Kevin Norwood Address Redacted First Class Mail Kevin P Cunningham Address Redacted First Class Mail Kevin P Cunningham Address Redacted First Class Mail Kevin Pape Address Redacted First Class Mail Kevin R Copeland Address Redacted First Class Mail Kevin R Murrow Address Redacted First Class Mail Kevin Scott Address Redacted First Class Mail Kevin Simmons Address Redacted First Class Mail Kevin T Aul Address Redacted First Class Mail Kevin W Hoog Address Redacted First Class Mail Kevin Weber Address Redacted First Class Mail Kevin William Jones Address Redacted First Class Mail Kew Drilling 4925 Greenville Ave, Ste 500 Dallas, TX 75206 First Class Mail Key Energy Services, LLC P.O. Box 4649 Houston, TX 77210‐4649 First Class Mail Key Trust Sophie Yarborough, Judith L Traub, Frances Fisher Louise Yarborough Ttees P.O. Box 502 Garrett Park, MD 20896 First Class Mail Key Welding, Inc P.O. Box 453 Vici, OK 73859 First Class Mail Kf Minerals LLC 8513 Raintree Woods Fair Oaks Ranch, TX 78015 First Class Mail Khr Oil & Gas Holding, LLC 5725 E Betty Elyse Ln Scottsdale, AZ 85254 First Class Mail Kibtec Oil & Gas, Inc P.O. Box 1215 Guthrie, OK 73044‐1215 First Class Mail Kibtec Oil & Gas, Inc P.O. Box 1215 Guthrie, OK 73044 First Class Mail Kiersten Burgess Address Redacted First Class Mail Kightlinger LLC c/o Norman Kightlinger, Manager P.O. Box 321 Hutchinson, KS 67504 First Class Mail Kightlinger, LLC P.O. Box 231 Hutchinson, KS 67504‐0231 First Class Mail Kigthlinger, LLC P.O. Box 231 Hutchinson, KS 67504 First Class Mail Kim A Cain Address Redacted First Class Mail Kim A Cain Revocable Trust Address Redacted First Class Mail Kim A Cain, Trustee of The Ashlei Rothmire Asset Management Trust 2420 Rockwood Rd Enid, OK 73703 First Class Mail Kim A Cain, Trustee of The Kent Allen Rothmire Asset Management Trust 2420 Rockwood Rd Enid, OK 73703 First Class Mail Kim Arganbright Address Redacted First Class Mail Kim Bradford Address Redacted First Class Mail Kim J Pendergast, LLC 16 Yarmouth Rd Rowayton, CT 06853‐1884 First Class Mail Kim Jaunell Savage Address Redacted First Class Mail Kim K Thompson Revocable Trust Address Redacted First Class Mail Kim K Thompson, Trustee of Kim K Trustee Revocable Trust Address Redacted First Class Mail Kim L Hobbs Address Redacted First Class Mail Kim Ray Oil & Gas P.O. Box 474 Ada, OK 74821‐0474 First Class Mail Kim Ray Oil & Gas P.O. Box 474 Ada, OK 74820 First Class Mail Kim Renee Hill Address Redacted First Class Mail Kim T Davis Address Redacted First Class Mail Kimbell Art Foundation 301 Commerce St, Ste 2300 Fort Worth, TX 76102 First Class Mail Kimbell Royalty Holdings 777 Taylor St, Ste 810 Ft. Worth, TX 76102 First Class Mail Kimbell Royalty Holdings LLC c/o Duncan Management Llc, Agent P.O. Box 671099 Dallas, TX 75367‐1099 First Class Mail Kimberly D Hernandez Address Redacted First Class Mail Kimberly D Hernandez Address Redacted First Class Mail Kimberly Kamp Leslie Address Redacted First Class Mail Kimberly Kay Winchester Address Redacted First Class Mail Kimberly Kaye Mitchell Address Redacted First Class Mail Kimberly R Steele Address Redacted First Class Mail King Anchoring Service, LLC 11117 W Longhorn Trail Drummond, OK 73735 First Class Mail King Properties Inc P.O. Box 10 Bixby, OK 74008 First Class Mail King Resources Company c/o Apache Corp 2000 Post Oak Blvd Ste 100 Houston, TX 77056 First Class Mail Kingfisher Construction Service P.O. Box 586 Kingfisher, OK 73750 First Class Mail Kingfisher County Clerk Address Redacted First Class Mail Kingfisher County Treasurer P.O. Box 148 Kingfisher, OK 73750‐0148 First Class Mail Kingfisher Midstream, LLC c/o Arm Energy Mangement, LLC 20329 State Highway 249, Ste 450 Houston, TX 77070 First Class Mail Kingfisher Midstream, LLC c/o Bce‐Mach Ii, LLC 14201 Wireless Way, Ste 300 Oklahoma City, OK 73134 First Class Mail Kingfisher Partners Ltd 1980‐Ii 3545 Nw 58th St, Ste 700 Oklahoma City, OK 73112 First Class Mail Kingfisher Resources, Inc 2512 Sunset Dr Clinton, OK 73601 First Class Mail Kingwood Resources LLC 5929 N May Ave, Ste 300 Oklahoma City, OK 73112 First Class Mail Kingwood Resources, LLC c/o Blaney Tweedy & Tipton, Pllc Attn: J Scott Henderson 204 N Robinson Ave, Ste 1250 P.O. Box 657 Oklahoma City, OK 73101 First Class Mail Kingwood Resources, LLC 5929 N May Ave Ste 300 Oklahoma City, OK 73112‐3910 First Class Mail Kinsman Energy, LLC 2011 W Danforth Rd, 142 Edmond, OK 73003 First Class Mail Kip & Beck Jones Rev Trst Dtd Address Redacted First Class Mail Kirby Minerals, An Ok Gp c/o Map, Inc, Gp 101 N Robinson, Ste1000 Oklahoma City, OK 73102‐5514 First Class Mail Kirby Minerals, Lc 101 N Robinson, Ste 1000 Oklahoma City, OK 73102 First Class Mail Kirby Minerals, LLC 101 N Robinson Ave, Ste 1000 Oklahoma City, OK 73102 First Class Mail Kirk Atwater Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 36 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 39 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Kirk Milbers Address Redacted First Class Mail Kirk Phillip Cook Address Redacted First Class Mail Kirk S Barnett Address Redacted First Class Mail Kirk S Larkin Address Redacted First Class Mail Kirk Taylor Address Redacted First Class Mail Kirkidium Investments LLC Steven Shell 9732 Sw 27th St Oklahoma City, OK 73128 First Class Mail Kirkpatrick Oil & Gas Company 1001 W Wilshire Blvd Oklahoma City, OK 73116 First Class Mail Kirkpatrick Oil & Gas LLC 1001 W Wilshire Blvd Oklahoma City, OK 73116 First Class Mail Kirkpatrick Oil & Gas LLC 1001 W Wilshire Blvd 202 Oklahoma City, OK 73116 First Class Mail Kirkpatrick Oil Co Inc 1001 W Wilshire Blvd 202 Oklahoma City, OK 73116 First Class Mail Kirsten Vega Address Redacted First Class Mail Kirt D Fryer Address Redacted First Class Mail Kit Ogi LLC 12624 Grandezza Circle Estero, FL 33928 First Class Mail Kit Ogi, LLC 12624 Grandeeza Circle Estero, FL 33928 First Class Mail Kittrell Family Minerals, LLC P.O. Box 6950 Tyler, TX 75711‐6950 First Class Mail Klabzuba Royalty Company P.O. Box 567 Prague, OK 74864‐0567 First Class Mail Klaude & Verlynn Swinney Fam Tst Address Redacted First Class Mail Kleinheinz Capital Partners 301 Commerce St 1900 Fort Worth, TX 76102 First Class Mail Kleinheinz Capital Partners 301 Commerce St 1900 Fort Worth, TX 76102 First Class Mail Kleinheinz Capital Partners Inc 301 Commerace St, Ste 1900 Ft. Worth, TX 76102 First Class Mail Kline D Culbertson Ii Address Redacted First Class Mail Klm Properties, Inc P.O. Box 700127 Tulsa, OK 74170 First Class Mail Klx Energy Services 28099 Network Pl Chicago, IL 60673‐1280 First Class Mail Knight Energy Group, LLC 807 Las Cimas Pkwy, Ste 350 Austin, TX 78746 First Class Mail Knotts, Michele Address Redacted First Class Mail Knowles Living Trust 12/17/14 Address Redacted First Class Mail Known & Unknown Heirs, Devisees, Legatees, Personal Representatives, Trustees, Successors & Assigns of The Estate of Norma Ruth Dobrinski, Deceased c/o Bobby Jay Dobrinski P.O. Box 24 Arnett, OK 73832 First Class Mail Known & Unknown Heirs, Devisees, Legatees, Personal Representatives, Trustees, Successors & Assigns of The Estate of Irvin Hill, Deceased c/o Lonnie Hill 512 Oakdale Dr Enid, OK 73703 First Class Mail Knox Resources LLC P.O. Box 31461 Edmond, OK 73003 First Class Mail Kodiak Production Company 505 W Main Yukon, OK 73099 First Class Mail Kokojan Family Trust Address Redacted First Class Mail Kolding Oil & Gas LLC P.O. Box 472006 Tulsa, OK 74147 First Class Mail Kravitz Investments, LLC c/o Beverly S Hayden, Manager P.O. Box 851 Edmond, OK 73083 First Class Mail Kravitz Investments, LLC c/o Beverly S Hayden, Registered Agent 1101 Shore Dr Edmond, OK 73003 First Class Mail Krehbiel Properties LLC 9029 Co Rd 1050 Hydro, OK 73048 First Class Mail Krenger Oil & Gas, LLC 1601 E 19th St Edmond, OK 73013 First Class Mail Kris & Jacquelyne Yost Living Tst Address Redacted First Class Mail Kris M Miehlich Address Redacted First Class Mail Kristi Brooks Address Redacted First Class Mail Kristi Gant Address Redacted First Class Mail Kristi K Van Winkle Address Redacted First Class Mail Kristi L Iachetta Address Redacted First Class Mail Kristie Ann Scears Address Redacted First Class Mail Kristie Ann West Address Redacted First Class Mail Kristin Branch Trigg Address Redacted First Class Mail Kristin I Bernardy & Douglas F Riebel, Address Redacted First Class Mail Kristin Lee Hill Daniels Address Redacted First Class Mail Kristin Volkman Address Redacted First Class Mail Kristina Virginia Ward Address Redacted First Class Mail Kristine Garner Address Redacted First Class Mail Kristoffer J Land Address Redacted First Class Mail Kristoffer J Land Address Redacted First Class Mail Ksw Oilfield Rental, LLC P.O. Box 731972 Dallas, TX 75373‐1972 First Class Mail Kudo Petroleum LLC P.O. Box 600490 Dallas, TX 75360‐0490 First Class Mail Kunneman Properties LLC 5605 Normandy Dr Colleyville, TX 76034 First Class Mail Kwf Enterprises Lp 4925 Greenville Ave Suite 500 Dallas, TX 75206 First Class Mail Kwick Rentals, LLC P.O. Box 2111 Woodward, OK 73802 First Class Mail Kwick Wireline, LLC P.O. Box 2111 Woodward, OK 73801 First Class Mail Kyla I Hill Rev Lvg Trust Address Redacted First Class Mail Kyla I Hill, Successor Trustee of The Robert V Hill Revocable Living Trustdated JuAddress Redacted First Class Mail Kyla I Hill, Trustee Address Redacted First Class Mail Kyla I Hill, Trustee of The Kyla I Hill Revocable Living Trust, Dated June 22, 1994 Address Redacted First Class Mail Kyle D Shipley Address Redacted First Class Mail Kyle Franklin Kerr Address Redacted First Class Mail Kyle Kadavy Aka Kyle A Kadavy Address Redacted First Class Mail Kyle L Wilson Address Redacted First Class Mail Kyle Miller Address Redacted First Class Mail Kyler Dewayne Forbeck Address Redacted First Class Mail Kymberly Miller Snyder Address Redacted First Class Mail Kyon Sayer Address Redacted First Class Mail L & J Minerals Lp 3733 Westheimer Rd, Ste 1‐1053 Houston, TX 77027 First Class Mail L & J Minerals, LP 3203 Huntingdon Place Houston, TX 77019 First Class Mail L & O Pump & Supply, Inc P.O. Box 94933 Oklahoma City, OK 73143 First Class Mail L & Z Enterprises Inc 388 Stewart Rd Stigler, OK 74462 First Class Mail L A Erber, Decsd Address Redacted First Class Mail L C & Faye Cobb Rev Family Trust Address Redacted First Class Mail L F Rooney Iii Trst Uta Dtd 8/18/92 Address Redacted First Class Mail L Nathan Winters Address Redacted First Class Mail L Nathan Wintersc/o San Benito Bank P.O. Box 1911 San Benito, TX 78586 First Class Mail L R French Jr Address Redacted First Class Mail L W Calavan Family Trust Address Redacted First Class Mail L&M Supply Corp P.O. Box 667 Hennessey, OK 73742 First Class Mail L&S Williams Enterprises, LLC 372 Englewood Dr Kerrville, TX 78028‐6411 First Class Mail L3 Resources LLC 1113 Vine St, Ste 100 Houston, TX 77002 First Class Mail L‐76, Inc c/o Mark Mendel, Registered Agent 5809 Acacia Circle El Paso, TX 79912 First Class Mail La Maxon Address Redacted First Class Mail La Vaughn Fisher Address Redacted First Class Mail La Veta Lee Address Redacted First Class Mail Lacretia Gay Wilson Trust Address Redacted First Class Mail Lacy E Whitehead Trust, Elise Reeder Olton Trustee, Frank H Olton Trustee, Address Redacted First Class Mail Ladd LLC P.O. Box 716 El Reno, OK 73036 First Class Mail Laddie Maly Address Redacted First Class Mail Ladon & Phern Eubanks Address Redacted First Class Mail Ladonna June Pete Address Redacted First Class Mail Ladonna Meinders Address Redacted First Class Mail Ladonna Meinders 1995 Rev Tr Address Redacted First Class Mail Lafe Kooken Jr Revocable Trust Address Redacted First Class Mail Lafevers Family LLC 5387 S Sheridan Rd Tulsa, OK 74145 First Class Mail Lag Royalty, LLC P.O. Box 23145 Oklahoma City, OK 73132 First Class Mail Lagay Marie Hill Address Redacted First Class Mail Lagoon Water Logistics LLC 101 N Robinson Ave Ste 400 Oklahoma City, OK 73102 First Class Mail Lake Hamilton Minerals, Lc P.O. Box 2048 Edmond, OK 73083 First Class Mail Lake Hamilton Minerals, LLC P.O. Box 2048 Edmond, OK 73083 First Class Mail Lakeshore Banks, Jpmorgan Bank & Trust Company 560 Mission St San Francisco, CA 94105 First Class Mail Lakewood Energy Services, LLC 14745 Robin Circle Yukon, OK 73099 First Class Mail Lakshmi Resources LLC 17916 Scarlet Oak Ln Edmond, OK 73012 First Class Mail Lamar B Cramer Inter Vivos Dated June 20, 1983 Address Redacted First Class Mail Lampert Royalty Trust 2008 7575 Frankford Rd, Apt 313 Dallas, TX 75252‐6459 First Class Mail Lana Childs Address Redacted First Class Mail Landis J & Renee A Fuksa, Jtwros Address Redacted First Class Mail Landis J Fuksa & Renee A Fuksa, Husband & Wife, As Joint Tenants With Rights oAddress Redacted First Class Mail Landmark Communities, Inc 9595 Wilshire Blvd Ste 509 Beverly Hills, CA 90212 First Class Mail Landon W Holman Ii & Linda K Address Redacted First Class Mail Lane Financial, Inc 12501 Dutch Forest Place Edmond, OK 73013 First Class Mail Lane's Motor Freight Lines Attn: Joshua Hensal 5015 Western Ave Woodward, OK 73802 First Class Mail Lane's Motor Freight Lines Inc P.O. Box 621 Woodward, OK 73802 First Class Mail Lane's Motor Freight Lines, Inc. Attn: Joshua Hensal P.O. Box 621 Woodward, OK 73802 First Class Mail Lang Family Trust Dtd 9/1/11 Address Redacted First Class Mail Lang Properties, Lp 45 Broadriver Rd Ormond Beach, FL 32174 First Class Mail Lanita Norwood Address Redacted First Class Mail Lanny A & Arlene L Woods 2005 Address Redacted First Class Mail Lapco 5315 Fm 1960 Rd West, Ste D Houston, TX 77069 First Class Mail Larchmont Properties LLC c/o Heritage Tr Co, Agent 621 N Robinson, Ste 100 Oklahoma City, OK 73102 First Class Mail Larry & Linda Fisher Lvg Trust Address Redacted First Class Mail Larry & Louise Henshaw Address Redacted First Class Mail Larry & Rhonda Schafer, Jts Address Redacted First Class Mail Larry Bill Craun Address Redacted First Class Mail Larry C Lee Address Redacted First Class Mail Larry Clark Shannon 1751 N Traders Bend Rd Newkirk, OK 74647 First Class Mail Larry Crawford Address Redacted First Class Mail Larry D Jensen Living Trust Address Redacted First Class Mail Larry D Johnson Address Redacted First Class Mail Larry D Long Address Redacted First Class Mail Larry D Long Address Redacted First Class Mail Larry D Oswald Address Redacted First Class Mail Larry Dean Bridwell Address Redacted First Class Mail Larry Dean Waddle, Dec'D 9/17/2014 Address Redacted First Class Mail Larry Dean Wood Address Redacted First Class Mail Larry Denton Address Redacted First Class Mail Larry E & Linda Jennings Address Redacted First Class Mail Larry E Yarbrough Address Redacted First Class Mail Larry Eugene Jennings Address Redacted First Class Mail Larry Fisher Address Redacted First Class Mail Larry Frank Simunek Address Redacted First Class Mail Larry Gentry Address Redacted First Class Mail Larry Gentry Address Redacted First Class Mail Larry Goertzen Address Redacted First Class Mail Larry H Allison Address Redacted First Class Mail Larry Henry Cowardin Address Redacted First Class Mail Larry Jech Address Redacted First Class Mail Larry Kerr Address Redacted First Class Mail Larry L Biehler Rev Tr Address Redacted First Class Mail Larry L Bomhoff Address Redacted First Class Mail Larry L Dellinger 11020 S Cemetery Rd Mustang, OK 73064 First Class Mail Larry L Mott Rev Trust Address Redacted First Class Mail Larry L Young Address Redacted First Class Mail Larry Lebarre Revocable Trust Address Redacted First Class Mail Larry Luman Address Redacted First Class Mail Larry Lynn Miller Address Redacted First Class Mail Larry M Smith Address Redacted First Class Mail Larry Max Mcginnis Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 37 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 40 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Larry Miller Address Redacted First Class Mail Larry N Young Address Redacted First Class Mail Larry P Bailey Living Trust Address Redacted First Class Mail Larry Ray Address Redacted First Class Mail Larry Ray Swart Address Redacted First Class Mail Larry Simunek & Alice Simunek Address Redacted First Class Mail Larry W Cotton Address Redacted First Class Mail Larry W Crawford Address Redacted First Class Mail Larry Wayne Bell Sr Address Redacted First Class Mail Larry Wayne Travis Address Redacted First Class Mail Larry Witcher Address Redacted First Class Mail Laura Bell Cox Estate Address Redacted First Class Mail Laura Bradford Address Redacted First Class Mail Laura C Shores Address Redacted First Class Mail Laura Campbell Wilson Address Redacted First Class Mail Laura Corpc/o Hunter Royalty P.O. Box 21625 Oklahoma City, OK 73156 First Class Mail Laura Diane Hawk Address Redacted First Class Mail Laura E Genovese Address Redacted First Class Mail Laura Fisbeck Address Redacted First Class Mail Laura Fisbeck Address Redacted First Class Mail Laura Foster Address Redacted First Class Mail Laura Hoyne Address Redacted First Class Mail Laura J Dangott Trust U/W/O B J Address Redacted First Class Mail Laura Lee Ballard Address Redacted First Class Mail Laura M Kaugher Address Redacted First Class Mail Laura M Shaffner Address Redacted First Class Mail Laura Mae Jackson Address Redacted First Class Mail Laura Phillips Guyton Address Redacted First Class Mail Laura R Maxwell Address Redacted First Class Mail Laura Thurmond Address Redacted First Class Mail Laura Wood Corman Address Redacted First Class Mail Laurel Volberding Address Redacted First Class Mail Lauren Elizabeth Clark Miller Address Redacted First Class Mail Lauretta Weber Address Redacted First Class Mail Laurie Mccrimmon Vander Ploeg Address Redacted First Class Mail Lavaughn Janette Fisher, Deceased c/o Dennis Edward Fisher Address Redacted First Class Mail Laverna M Shaw Estate Address Redacted First Class Mail Laverne Lillian Schuler Moyer Address Redacted First Class Mail Laveta Bell Address Redacted First Class Mail Laveta M Lee Address Redacted First Class Mail Laveta M Lee Address Redacted First Class Mail Lavonne & Harvey Brown Liv Tr Address Redacted First Class Mail Lavonne Jones Lobsitz Address Redacted First Class Mail Lavonne Jones Lobsitz Address Redacted First Class Mail Lavonne O'Bryant, Le Address Redacted First Class Mail Lawanna Bird Williams & Address Redacted First Class Mail Lawanna Bird Williams & John A Williams Address Redacted First Class Mail Lawrence & Gae Meyers Rev Trust Address Redacted First Class Mail Lawrence & Sandra E Faria, Jts Address Redacted First Class Mail Lawrence C Lovelace Address Redacted First Class Mail Lawrence D Rogers Address Redacted First Class Mail Lawrence Dean Maddox Address Redacted First Class Mail Lawrence Dean Maddox c/o Steven Shinn Address Redacted First Class Mail Lawrence Devere Singleton Address Redacted First Class Mail Lawrence Devere Singleton A/K/A Address Redacted First Class Mail Lawrence E James Jr Address Redacted First Class Mail Lawrence Helberg Address Redacted First Class Mail Lawrence James, LLC c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Lawrence O Casazza Address Redacted First Class Mail Lawrence R Seng Rev Trust 1993 Address Redacted First Class Mail Lawson Cook Estate Address Redacted First Class Mail Lazy River Enterprises #5 P.O. Box 654 Rancho Mriage, CA 92270 First Class Mail Lb Laydown Services, LLC 3002 North 4Th Enid, OK 73701 First Class Mail Lbd Management Group, LLC 47 James Peary Ln St. Simons Island, GA 31522 First Class Mail Lcb Resources Inc 406 N Main St Kingfisher, OK 73750 First Class Mail Lcb Resources Inc c/o Puls Haney Lyster, Pllc Attn: Mark Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail LCB Resources, Inc 406 N Main St Kingfisher, OK 73750 First Class Mail LCB Resources, LLC aka LCB Resources, Inc c/o Fellers Snider Blankenship Bailey Tippen Attn: Mark K Stonecipher 100 N Broadway Ste 1700 Oklahoma City, OK 73102‐9211 First Class Mail Lcb Swabbing Address Redacted First Class Mail Lcm Products LLC, Dba L&L Mud Servi 525 Evergreen St Edmond, OK 73003 First Class Mail LD Long Address Redacted First Class Mail Ldb Management Group, LLC 47 James Peary Ln St Simons Island, GA 31522 First Class Mail Lea Ann Scoles Address Redacted First Class Mail Leader Energy Services LLC P.O. Box 1626 2915 State Hwy 74 S Purcell, OK 73080 First Class Mail Leah Ann Travis Address Redacted First Class Mail Leah Dunn Address Redacted First Class Mail Leah M Hurley Address Redacted First Class Mail Lean Dog Limited Partnership No 1 P.O. Box 25203 Dallas, TX 75225 First Class Mail Leann Marie Hufnagel Address Redacted First Class Mail Lease Value Partners, Inc 19 Glengate Ct Bel Air, MD 21014 First Class Mail Lee Ann Morgan aka Lee Ann Morgan Grove Address Redacted First Class Mail Lee Ann Wooten 1600 S Fish Market Rd Mcloud, OK 74851 First Class Mail Lee C Stewart Rev Tst Dtd 9/15/98 Address Redacted First Class Mail Lee C Stewart Revocable Trust Dated 9/15/1998 Address Redacted First Class Mail Lee E Briix & Marva L Briix Address Redacted First Class Mail Lee Roy Selmon, Jr Address Redacted First Class Mail Leeco Energy & Investments Inc 3501 Billy Hext Rd Odessa, TX 79765 First Class Mail Leeman Energy Corp 1601 Nw Expressway 815 Oklahoma City, OK 73118 First Class Mail Leeman Minerals, LLC P.O. Box 54555 Oklahoma City, OK 73154 First Class Mail Left Coast Oil & Gas LLC Crouse Family Ltd Ptp P.O. Box 31883 Edmond, OK 73003 First Class Mail Left Coast Oil & Gas LLC P.O. Box 31883 Edmond, OK 73025 First Class Mail Lefturn Investments LLC c/o Maria M Rohaidy, Esq One World Trade Center 400 Long Beach, CA 90831‐0400 First Class Mail Legacy Drilling P.O. Box 248855 Oklahoma City, OK 73124‐8855 First Class Mail Legacy Drilling LLC P.O. Box 250 Perkins, OK 74059 First Class Mail Legacy Drilling LLC P.O. Box 248855 Oklahoma City, OK 73124‐8855 First Class Mail Legacy OFS Construction LLC Attn: Phillip Sherman 1245 Independence St Lucien, OK 73757 First Class Mail Legacy Ofs Construction LLC 1245 Independence St Lucien, OK 73757‐9503 First Class Mail Legacy Resources LLC 6420 N Santa Fe Ave Oklahoma City, OK 73116‐9113 First Class Mail Legacy Resources, LLC 15625 Bald Cypress Cove Edmond, OK 73013 First Class Mail Legion Energy Services, LLC 8801 S Yale Ave, 100 Tulsa, OK 74137 First Class Mail Leighton Maurice Brenner Address Redacted First Class Mail Leighton Maurince Brenner c/o Samuel Jack Brenner Address Redacted First Class Mail Leila Mcconnell Gadbois Address Redacted First Class Mail Leila Mcconnell Gadbois Address Redacted First Class Mail Leisha K Marshall Address Redacted First Class Mail Leisha K Marshall Address Redacted First Class Mail Leland D Burge Address Redacted First Class Mail Leland D Pownell Address Redacted First Class Mail Leland Fisher Address Redacted First Class Mail Leland Fisher Address Redacted First Class Mail Lemon Creek Oil & Gas, Ltd P.O. Box 192199 Dallas, TX 75219 First Class Mail Lenard Briscoe Address Redacted First Class Mail Lenard Briscoe, dba Briscoe Drilling Company 406 N Main Kingfisher, OK 73750 First Class Mail Lenny Odegaard Address Redacted First Class Mail Lenora Prim Gracey Address Redacted First Class Mail Lenox Partners 136 E 55th St New York, NY 10022‐4517 First Class Mail Leo B Elliott Sr Address Redacted First Class Mail Leo Boyd Elliott Jr Address Redacted First Class Mail Leo Dale Cleeton Address Redacted First Class Mail Leo E Ray Address Redacted First Class Mail Leon B Davis & Ruth G Davis Revocable Living Trust Dated 7/24/1977 Address Redacted First Class Mail Leon Biddy, Trustee of The Biddy Familytrust, Dated December 6, 1996 Address Redacted First Class Mail Leon Crosswhite Address Redacted First Class Mail Leon D Crouch Address Redacted First Class Mail Leon Ernest Jewell Address Redacted First Class Mail Leona DConnally, Trustee, c/o Dan M Connally Address Redacted First Class Mail Leonard Briscoe, dba Briscoe Oil Company 406 North Main St Kingfisher, OK 73750 First Class Mail Leonard Buckman Address Redacted First Class Mail Leonard E Ghere Jr Address Redacted First Class Mail Leonard Gerald Odegaard Address Redacted First Class Mail Leonard H Bernheim Address Redacted First Class Mail Leonard Leroy Bell Address Redacted First Class Mail Leora Lorene Melton Simmons, Dec'D 3/13/2014 Address Redacted First Class Mail Leotha Delilah Kosanke Address Redacted First Class Mail Leroy A Buck Address Redacted First Class Mail Leroy F Gau Trust Address Redacted First Class Mail Leroy Powers 639 W Geronimo Way Mustang, OK 73064 First Class Mail Leroy S Holleman Address Redacted First Class Mail Leroy W Crawford Rev T Dtd 12‐26‐13 Address Redacted First Class Mail Les Bond Address Redacted First Class Mail Leslie Earl Glazier Address Redacted First Class Mail Leslie Ewing Address Redacted First Class Mail Leslie Glazier Address Redacted First Class Mail Leslie H Smith Address Redacted First Class Mail Leslie Mcginnis Address Redacted First Class Mail Leslie Paul Oltmanns Address Redacted First Class Mail Leslie Solmon Address Redacted First Class Mail Lesly Blosser Fka Lesly Fair Address Redacted First Class Mail Leslynn Pitts Address Redacted First Class Mail Lester Craun Address Redacted First Class Mail Let Em Live LLC 1011 Pierce St 1 Lakewood, CO 80214 First Class Mail Leta Mae Stitt Address Redacted First Class Mail Letha Elaine Clester Address Redacted First Class Mail Level 3 Communications, LLC P.O. Box 910182 Denver, CO 80291‐0182 First Class Mail Lewis A Mccord, Trustee of The Lewis A Mccord 1991 Revocable Trust Dated 4/ Address Redacted First Class Mail Lewis D Miner Address Redacted First Class Mail Lewis Family Mineral Trust of 1996 Richard J Lewis Ttee P.O. Box 143 Stillwater, OK 74076‐0143 First Class Mail Lewis M Ringer Address Redacted First Class Mail Lewis R Smith Address Redacted First Class Mail Lex L Herren Rev Trst Dtd 2/3/1995 Lex L Herren, Trustee 890 Council Rd Crescent, OK 73028 First Class Mail LF Dulany, Jr & Janet E Dulany, Jt, Both Deceased Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 38 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 41 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Lgc Borelli Investments P.O. Box 747 Kingfisher, OK 73750 First Class Mail Lgc Borelli Investments, LLC P.O. Box 747 Kingfisher, OK 73750 First Class Mail Liane Adkins Address Redacted First Class Mail Liberty Energy LLC 1405 4th Ave Nw Pmb 254 Ardmore, OK 73401 First Class Mail Liberty Minerals, LLC c/o Harrison & Mecklenburg, Inc Attn: Ralph Harrison 202 N 6Th, P.O. Box 658 Kingfisher, OK 73750 First Class Mail Liberty Minerals, LLC 1405 4th Ave Nw Pmb 254 Ardmore, OK 73401 First Class Mail Liberty Swabbing, Inc P.O. Box 175 Dover, OK 73734 First Class Mail Lightening Royalty LLC P.O. Box 1788 Ardmore, OK 73402 First Class Mail Lightle Sand & Construction, LLC P.O. Box 242 Hennessey, OK 73742 First Class Mail Lillian Gawthrop Address Redacted First Class Mail Lillian Simpson Trust Address Redacted First Class Mail Lillie M Peck Address Redacted First Class Mail Lime Rock Resources Ii‐! Lp 1111 Bagby St, 46th Fl Houston, TX 77002 First Class Mail Limitless Land Services P.O. Box 7611 Edmond, OK 73083 First Class Mail Lincoln Dempsey House Address Redacted First Class Mail Linda A Chamberlain Address Redacted First Class Mail Linda Adair Trojan Juba Address Redacted First Class Mail Linda B Coffin Rev Trust Address Redacted First Class Mail Linda B Creamer, aka Linda B Kukral Address Redacted First Class Mail Linda C Best Trust Address Redacted First Class Mail Linda C Best Trust Dtd 1/6/15 Address Redacted First Class Mail Linda C Kimble Address Redacted First Class Mail Linda C Kimble Address Redacted First Class Mail Linda Caldwell Address Redacted First Class Mail Linda E Allen Address Redacted First Class Mail Linda Felton Address Redacted First Class Mail Linda Ferguson Address Redacted First Class Mail Linda Gresham Address Redacted First Class Mail Linda Hogan Address Redacted First Class Mail Linda Holzman Address Redacted First Class Mail Linda Horn Address Redacted First Class Mail Linda Horn Address Redacted First Class Mail Linda Horn Address Redacted First Class Mail Linda J Rayes Address Redacted First Class Mail Linda Jo Harris Address Redacted First Class Mail Linda Juba Fka Linda Adair Trojan Address Redacted First Class Mail Linda K Borelli Address Redacted First Class Mail Linda K Borelli Address Redacted First Class Mail Linda K Brown Address Redacted First Class Mail Linda Laun Address Redacted First Class Mail Linda Lee Address Redacted First Class Mail Linda Lee Rooker Gst Exemption Address Redacted First Class Mail Linda M Moery Address Redacted First Class Mail Linda M Nelson Address Redacted First Class Mail Linda Mae Lane Address Redacted First Class Mail Linda Mae Lane Life Tenant Address Redacted First Class Mail Linda Mayer Address Redacted First Class Mail Linda Mcknight Pickens Address Redacted First Class Mail Linda Mcknight Pickens Address Redacted First Class Mail Linda Mittanck Address Redacted First Class Mail Linda Nelson 8521 S Council Rd Oklahoma City, OK 73169 First Class Mail Linda R Biggs Address Redacted First Class Mail Linda Rae Shaw Rev Trust Address Redacted First Class Mail Linda Rothman Levine Address Redacted First Class Mail Linda Ruth Lindley Address Redacted First Class Mail Linda S Benzel Address Redacted First Class Mail Linda S Zielny Address Redacted First Class Mail Linda Scott Address Redacted First Class Mail Linda Sue Armstrong Address Redacted First Class Mail Linda Sue Payne Address Redacted First Class Mail Linda Treat Address Redacted First Class Mail Linda Treat Address Redacted First Class Mail Linda Wilcox Address Redacted First Class Mail Lindsay Christine Clark Thomas Address Redacted First Class Mail Lindsay Family Trust U/A/D 12/4/97 Address Redacted First Class Mail Link Raney Address Redacted First Class Mail Link Raney Address Redacted First Class Mail Linn Energy Holdings, LLC 600 Travis St, Ste 1400 Houston, TX 77002 First Class Mail Linn Energy Holdings, LLC 600 Travis St, Ste 5100 Houston, TX 77002 First Class Mail Linn Energy, LLC 14701 Hertz Quail Springs Pkwy Oklahoma City, OK 73134 First Class Mail Linn Operating, Inc 14701 Hertz Quail Springs Pkwy Oklahoma City, OK 73134 First Class Mail Linn Operating, Inc c/o Linn Energy Company 14701 Hertz Quail Springs Pkwy Oklahoma City, OK 73134 First Class Mail Lion's Pride Properties LLC c/o Steven Wood 5140 E 107th Place Tulsa, OK 74137 First Class Mail Liquid Mud Co, LLC 3525 Nw 174th St Edmond, OK 73012 First Class Mail Lisa C Kelly Address Redacted First Class Mail Lisa D Lakey Address Redacted First Class Mail Lisa Iles Paper Address Redacted First Class Mail Lisa K Pickett Address Redacted First Class Mail Lisa Kramer Address Redacted First Class Mail Lisa Laura Lambert Address Redacted First Class Mail Lisa Laura Lambert Address Redacted First Class Mail Lisa Laura Lambert Address Redacted First Class Mail Lisa Lewis Trust Address Redacted First Class Mail Lisa Lloyd Alexander Address Redacted First Class Mail Lisa Lloyd Alexander Address Redacted First Class Mail Lisa M Poarch Siem Address Redacted First Class Mail Lisa Michele Smith Address Redacted First Class Mail Lisa Pitts Address Redacted First Class Mail Lisa Schopfer Address Redacted First Class Mail Lisa Schopfer Address Redacted First Class Mail Lisa Vae Voit & Alan Paul Voit, Joint Tenants Address Redacted First Class Mail Lisooey, Sean Address Redacted First Class Mail Little Chief Royalty Company P.O. Box 25163 Dallas, TX 75225 First Class Mail Little Chief Royalty Company, Inc P.O. Box 25163 Dallas, TX 75225 First Class Mail Littlefield Oil Company P.O. Box 180100 Fort Smith, AR 72918 First Class Mail Llhk Rising, Inc 1905 Glenwick Ln Irving, TX 75060 First Class Mail Lloyd Eugene & Sharon K Trogdon Address Redacted First Class Mail Lloyd Gentry Address Redacted First Class Mail Lloyd Perry Cooper Address Redacted First Class Mail Lloyd R Dickerson, Dec Address Redacted First Class Mail Lloyd Ray White & Wilbur Ray White, As Trustees of The Wilbur Ray White LivinAddress Redacted First Class Mail Lloyd Ray White Liv Tr c/o White Operating Co 1627 Sw 96th St Oklahoma City, OK 73159‐7136 First Class Mail Lloyde Gentry, aka Lloyd Gentry Address Redacted First Class Mail Lm Associates LLC Attn: Mike Keffer 6336 W Hefner Oklahoma City, OK 73162 First Class Mail Lm Associates LLC Attn: Mike Keffer Oklahoma City, OK 73162 First Class Mail Lmd Royalties, Inc 3208 Canyon Rd Oklahoma City, OK 73120 First Class Mail Lmd Royalties, Inc c/o Benson & Manuel, Llc P.O. Box 52533 Tulsa, OK 74152 First Class Mail Lmd Royalties, Inc c/o Mark Devine 3208 Canyon Rd Oklahoma City, OK 73120 First Class Mail Lmr Royalties LLC P.O. Box 27 Dillon, CO 80435 First Class Mail Lockmar Resources LLC P.O. Box 721044 Norman, OK 73070 First Class Mail Logan Macy Address Redacted First Class Mail Logsdon Family Rev Trust Address Redacted First Class Mail Logsdon‐Schulte, LLC 302 North Main St Kingfisher, OK 73750 First Class Mail Lois Anita Gray Address Redacted First Class Mail Lois Austin Address Redacted First Class Mail Lois Boyles Address Redacted First Class Mail Lois E Hodges Rev Trust Address Redacted First Class Mail Lois Hatfield Address Redacted First Class Mail Lois K Caldwell Address Redacted First Class Mail Lois Nightengale Rev Trust Address Redacted First Class Mail Lois O Buckner Address Redacted First Class Mail Lois Record Address Redacted First Class Mail Lois Stetler Jacobs Address Redacted First Class Mail Lois W Burns Trust Address Redacted First Class Mail Lola Bell Elliott Address Redacted First Class Mail Lola I Melton Hayworth, Dec'D 4/6/2006 Address Redacted First Class Mail Lomak Resources, LLC c/o Range Resources 100 Throckmorton St, Ste 1200 Fort Worth, TX 76102 First Class Mail Lomnitz Marital Trust 1185 Ave of The Americas 38th Fl New York, NY 10036 First Class Mail Lomnitz Martial Trust, John O'Grady & Arthur Hoffman, Trustees Address Redacted First Class Mail London‐Montin‐Harbert Inc 6303 Waterford Blvd Suite 220 Oklahoma City, OK 73118 First Class Mail London‐Montin‐Harbert, Inc 1425 Nw 37th St Oklahoma City, OK 73118‐2802 First Class Mail London‐Montin‐Harbert, Inc, c/o Gladys M London 6612 N Pennsylvania Ave Nichols Hills, OK 73116 First Class Mail Lone Oak Royalty Partners P.O. Box 1359 Aledo, TX 76008 First Class Mail Lone Oak Royalty Partners LLC c/o Hirsch, Heath & White, PLLC Attn: Karl F Hirsch 901 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Lone Oak Royalty Partners LLC P.O. Box 1359 Aledo, TX 76008 First Class Mail Long Family Oil Trust Wendell Long, Jr ‐ Succ Trustee 7130 E River Canyon Rd Tucson, AZ 85750 First Class Mail Longheel Interests, LLC 1415 S Voss, Ste 110‐144 Houston, TX 77057 First Class Mail Longpoint Minerals LLC c/o Mccarn & Weir, PC Attn: Thomas R Dixon, Jr 905 S Filmore Ste 530 Amarillo, TX 79101 First Class Mail Longpoint Minerals, LLC 100 Saint Paul St, Ste 400 Denver, CO 80206 First Class Mail Longpoint Minerals, LLC Attentiion: Revenue P.O. Box 912761 Denver, CO 80291‐2761 First Class Mail Longreach Energy Investments, LLC P.O. Box 140490 Broken Arrow, OK 74014 First Class Mail Lonnie Darryl Miles Address Redacted First Class Mail Lonnie G Cox Address Redacted First Class Mail Lonnie Hill Address Redacted First Class Mail Lonnie J Cox, AKA Lonnie G Cox Address Redacted First Class Mail Lonny Dorman Address Redacted First Class Mail Lorean Audra Mae Droke Address Redacted First Class Mail Lorean Audra Mae Droke &Shalla Address Redacted First Class Mail Loren Kevin Tyler Address Redacted First Class Mail Loren Lee Licht Ii Address Redacted First Class Mail Loren Scott Nightengale Address Redacted First Class Mail Loren Wehrenberg Address Redacted First Class Mail Lorene F Wheat Revocable Trust Address Redacted First Class Mail Lorene Mccorkle Address Redacted First Class Mail Loretta K Fisher Address Redacted First Class Mail Loretta K Fisher Deceased Address Redacted First Class Mail Loretta Siebert Address Redacted First Class Mail Lori A Allen Address Redacted First Class Mail Lori Beard Address Redacted First Class Mail Lori Haley Address Redacted First Class Mail Lori Kuntz Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 39 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 42 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Lori L Watson Address Redacted First Class Mail Lori Ode Address Redacted First Class Mail Lori Whitley, Aka Lori Seefeldt Address Redacted First Class Mail Lorraine C Freeman Address Redacted First Class Mail Lorraine Keller, aka Artha Lorraine Keller, Deceased, & Her Unknown Heirs, Successors & Assigns c/o Saint Pius X Catholic Church 5620 Gollihar Rd Corpus Christi, TX 78412 First Class Mail Lorraine Oil Co Inc P.O. Box 464 Hennessey, OK 73742 First Class Mail Lorraine Poarch Rev Trust Address Redacted First Class Mail Lost Creek Royalties Address Redacted First Class Mail Lost River Trading Company, LLC P.O. Box 260498 Lakewood, CO 80226 First Class Mail Lottie Mappes 1980 Trust Address Redacted First Class Mail Lou Ann Beck Address Redacted First Class Mail Lou Bertha Carr Address Redacted First Class Mail Lou M Burton, Widow Address Redacted First Class Mail Louis Dreyfus Natural Gas Corp 10 Westport Rd, Box 810 Wilton, CT 06897‐4543 First Class Mail Louis Dreyfus Natural Gas Corp P.O. Box 960116 Oklahoma City, OK 73196 First Class Mail Louis F & Janet E Dulany J/T Address Redacted First Class Mail Louis H Lebowitz Dba Slj Energy Llc 4311 W Lovers Ln, Ste 200 Dallas, TX 75209 First Class Mail Louis H Witwer Iii As Trustee of The Louis H Witwer Trust U/A/D 8/15/1994 Address Redacted First Class Mail Louis K Meany Address Redacted First Class Mail Louis Kretlow Address Redacted First Class Mail Louis Mark Thomas Address Redacted First Class Mail Louis Marty Thomas Address Redacted First Class Mail Louis Neil Iven Address Redacted First Class Mail Louis Robert Williams, Jr, aka JR Williams Address Redacted First Class Mail Louis W Cramer, Deceased, Address Redacted First Class Mail Louise Gertrude Prag, Deceased Address Redacted First Class Mail Louise Gertrude Prag, Deceased Address Redacted First Class Mail Louise Grills Shannon Address Redacted First Class Mail Louise Winters Address Redacted First Class Mail Louisiana State Treasurer Attn: Unclaimed Property Office P.O. Box 91010 Baton Rouge, LA 70821‐9010 First Class Mail Lovell Jeanne Rogers Fka Lovell Jeanne Bradshaw Fka Lovell Jeanne Baker BradsAddress Redacted First Class Mail Lovett Abercrombie Address Redacted First Class Mail Lovett Abercrombie Address Redacted First Class Mail Low Rev Liv Tst Dtd 5/6/2008 Address Redacted First Class Mail Lowe Royalty Partners Lp 1717 W 6th St 470 Austin, TX 78703 First Class Mail Lowell & Linda Schneberger, Jts 6400 N Council Rd Blanchard, OK 73010 First Class Mail Lowell Melton Address Redacted First Class Mail Lowell Melton, Dec'D 9/16/1994 Address Redacted First Class Mail Lowell Schneberger 6400 North Council Blanchard, OK 73010 First Class Mail Lowell Schneberger & Linda Schneberger, H&W, As Joint Tenants 6400 North Council Rd Blanchard, OK 73010 First Class Mail Lowrance S Mallchok Address Redacted First Class Mail Lowrance S Mallchok Address Redacted First Class Mail Lowrance S Mallchok Address Redacted First Class Mail Loy Don Elmore Address Redacted First Class Mail Loyce Jeannette Maxwell Address Redacted First Class Mail LP Energy c/o Review Oil & Gas, Inc3851 N Rockwell Crescent, OK 73028‐9454 First Class Mail LP Laird Address Redacted First Class Mail LP Laird Address Redacted First Class Mail Lrf Jr, LLC P.O. Box 11327 Midland, TX 79702 First Class Mail Lsww Oil & Gas LLC 5600 N May Ave, Ste 162 Oklahoma City, OK 73112 First Class Mail Lu Ann & Mike Ross Address Redacted First Class Mail Luann Bennett Address Redacted First Class Mail Lucas Brusseau Address Redacted First Class Mail Lucas Brusseau Address Redacted First Class Mail Lucas Brusseau Address Redacted First Class Mail Lucas Oil & Gas Service, Inc. Dba Measurement Control Special Measurement Control Specialists 1303 S Main St Elk City First Class Mail Lucid Resources, Inc P.O. Box 205 Kingfisher, OK 73750 First Class Mail Lucille Gill Address Redacted First Class Mail Lucille Hooks Turner Address Redacted First Class Mail Lucille Hupka Estate Address Redacted First Class Mail Lucille Lee Oswald, Deceased, & Her Unknown Heirs, Successors, & Assigns Address Redacted First Class Mail Lucre, Inc 201 S 33rd St, Ste 911 Muskogee, OK 74401 First Class Mail Lucy Gail Melton Address Redacted First Class Mail Lucy Jane Mercer Address Redacted First Class Mail Lucy Jo Anne Harkness Escritt Address Redacted First Class Mail Lucy Lewis Address Redacted First Class Mail Lucy Rooney Kapples Trst Uta Dtd Address Redacted First Class Mail Lucy Stugart Address Redacted First Class Mail Ludwig Tank Truck, Inc P.O. Box 509 Okarche, OK 73762 First Class Mail Ludwig Tank Truck, Inc 409 N Main St Kingfisher, OK 73750‐2321 First Class Mail Luella Ridenour Address Redacted First Class Mail Lufkin Industries, LLC Baker Hughes Company 17021 Aldine Westfield Rd Houston, TX 77073 First Class Mail Lugreg Trucking, LLC P.O. Box 1289 Kingfisher, OK 73750 First Class Mail Luke M Neely Address Redacted First Class Mail Luke Stambaugh Address Redacted First Class Mail Lula Dillinger Address Redacted First Class Mail Lulu Dilinger, aka Lula Dellinger, Dec'D 9/1970 c/o Larry Dellinger 11020 S Cemetery Rd Mustang, OK 73064 First Class Mail Lura Jean Henley Address Redacted First Class Mail Luther M Stroud Jr Address Redacted First Class Mail Luz LLC 1043 Camino Real Santa Fe, NM 87501 First Class Mail Lw Royalties LLC 5025 Gaillardia Corporate Place Ste D Oklahoma City, OK 73142 First Class Mail Lwh Rev Tst, A Trst Created By An Address Redacted First Class Mail Lyda Long, LLC 2829 Guilford Ln Oklahoma City, OK 73120 First Class Mail Lydia Roy Aka Lydia Roy Scott Address Redacted First Class Mail Lyle L Roggow Address Redacted First Class Mail Lynda Evans Address Redacted First Class Mail Lynda G Oney & Bythel Oney Revocabletrust Dated May 14, 2010 Address Redacted First Class Mail Lynda G Oney Rev Trst Dtd 05/14/10 Address Redacted First Class Mail Lynda Lundstrom Nowothy Address Redacted First Class Mail Lynda Lundstrom Nowotny Address Redacted First Class Mail Lynda Mears Address Redacted First Class Mail Lynda Murphy Address Redacted First Class Mail Lyndel Choate Estate Address Redacted First Class Mail Lyndell D Choate Address Redacted First Class Mail Lynette M Mullens Address Redacted First Class Mail Lynn A Foglia Trust Dated February 24, 2013 Address Redacted First Class Mail Lynn Dexter Fees Address Redacted First Class Mail Lynn Hecker Beyerle Address Redacted First Class Mail Lynn Milburn Lansford Address Redacted First Class Mail Lynn Milburn Lansford Address Redacted First Class Mail Lynnda Landreth Shropshire Address Redacted First Class Mail Lynne S Robinson Address Redacted First Class Mail Lynne S Robinson Address Redacted First Class Mail Lynne W Phillips Trust Dtd 5/11/99 Address Redacted First Class Mail Lynora Bailey Sadler Address Redacted First Class Mail Lynx Production Company, Inc 2121 San Jacinto, Ste 860 Dallas, TX 75201 First Class Mail Lyons Petroleum Reserves Inc 25231 Grogans Mill Rd, Ste 500 The Woodlands, TX 77380 First Class Mail M & M Fabrication & Services P.O. Box 95363 Oklahoma City, OK 73143 First Class Mail M & M Supply Co P.O. Box 258890 Oklahoma City, OK 73125‐8890 First Class Mail M & R Leasing Co 520 N Virginia Oklahoma City, OK 73106 First Class Mail M A Viersen Rev Trust Address Redacted First Class Mail M E Pope LLC P.O. Box 347 Edmond, OK 73083 First Class Mail M E Pope LLC P.O. Box 12694 Dallas, TX 75225 First Class Mail M E Tate Trust Uad 1/2/1973 Address Redacted First Class Mail M J Mourne, Jr Address Redacted First Class Mail M Jane Crosswhite Address Redacted First Class Mail M Kimberly Getgood Address Redacted First Class Mail M L R Inc P.O. Box 389 Edmond, OK 73083‐0389 First Class Mail M N S Investments LLC 1379 Hartley Blvd Clovis, NM 88101‐9592 First Class Mail M N S Investments, LLC 1929 Nw 56th St Oklahoma City, OK 73118 First Class Mail M N S Investments, LLC 901 State Rd 77 Clovis, NM 88102 First Class Mail M R Swab Well Service, LLC P.O. Box 845 Hennessey, OK 73742 First Class Mail M Stuart Kirk Rev Trust Dtd 3/16/85 Address Redacted First Class Mail M&B Dozer, Inc P.O. Box 141 Kingfisher, OK 73750 First Class Mail M&M Families Trust Dtd 2/3/1992 Address Redacted First Class Mail M&M Supply Co P.O. Box 258890 Oklahoma City, OK 73125‐8890 First Class Mail MA Blair Rev Lvng Trst Address Redacted First Class Mail MA Blair Revocable Living Trust Address Redacted First Class Mail Mabel Bradfield Address Redacted First Class Mail Mabel Bradfield Address Redacted First Class Mail Mabel Levern Voll Address Redacted First Class Mail Mable Burch Address Redacted First Class Mail Mabrill, LLC P.O. Box 52367 Tulsa, OK 74152 First Class Mail Maccarthy Family Mineral Trust A General Partnership; Bank of America, N A, Agent P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Macdonald Oil & Gas, LLC P.O. Box 5870 Ketchum, ID 83340 First Class Mail Mack Dick Address Redacted First Class Mail Mackellar Services, Inc P.O. Box 18928 Oklahoma City, OK 73154 First Class Mail Mackellar, Inc 7100 N Classen Blvd, Ste 100 Oklahoma City, OK 73116 First Class Mail Mackellar, Inc, Successor In Interest To Mackellar Drilling Company P.O. Box 18298 Oklahoma City, OK 73154 First Class Mail Mackenzie Martin Address Redacted First Class Mail Macklee Minerals LLC 3425 Nw 163rd St Edmond, OK 73013‐3328 First Class Mail Macondo Holding Corp P.O. Box 4216 Midland, TX 79704‐4216 First Class Mail Macondo Holding Corp P.O. Box 4272 Midland, TX 79704 First Class Mail Macsene Biswell, Trustee of The Maxine Jarvis Dougherty Revocable Trust Date Address Redacted First Class Mail Madge G Messer Address Redacted First Class Mail Madison Oil Associates 342 Madison Ave Ste 182 New York, NY 10173 First Class Mail Madonna Ann Kenner Address Redacted First Class Mail Mae Choate Address Redacted First Class Mail Mae Choate Address Redacted First Class Mail Mae Wehr Aka May H Wehr, Deceased Address Redacted First Class Mail Maecenas Minerals LLP 3838 Oak Lawn Ave, Ste 300 Dallas, TX 75219‐4541 First Class Mail Maggie & John Oltmanns Fmly Rev Tr Address Redacted First Class Mail Maggie Morris Evans Address Redacted First Class Mail Magic M&R LLC 1720 S Bellaire St Ste 1209 Denver, CO 80222‐4336 First Class Mail Magic M&R, LLC 1720 S Bellaire St, Ste 1209 Denver, CO 80222 First Class Mail Magill Royalty LLC 222 Woodward Blvd Tulsa, OK 74114 First Class Mail Magness Energy LLC 10 E River Park Place E, Ste 240 Fresno, CA 93720 First Class Mail Magness Energy LLC 3000 W Memorial Rd 123‐219 Oklahoma City, OK 73120 First Class Mail Magness Energy LLC 2410 W Memorial Rd, C219 Oklahoma City, OK 73134 First Class Mail Magness Energy, Inc 9308 Etchart Rd Bakersfield, CA 93314‐9321 First Class Mail Magness Petroleum Company c/o Andrew Magness, 16804 Kierland Ct Edmond, OK 73012 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 40 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 43 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Magness Petroleum Company 2410 W Memorial Rd C219 Oklahoma City, OK 73134 First Class Mail Magness Petroleum Company 301 East Ocean Blvd, Ste 1010 Long Beach, CA 90802 First Class Mail Magnet Trucking, LLC P.O. Box 2743 Woodward, OK 73802 First Class Mail Magnolia Petroleum Inc 18452 E 111Th Broken Arrow, OK 74011 First Class Mail Magnolia Petroleum, Ltd, An Oklahoma Corp P.O. Box 101 Watonga, OK 73772 First Class Mail Magnum Hunter Production Inc 202 S Cheyenne Ave, Ste 1000 Tulsa, OK 74103 First Class Mail Magnum Hunter Production, Inc 600 Las Colinas Blvd East, Ste 1100 Irving, TX 75039 First Class Mail Magnum Minerals, LLC 5800 NW 135th St Oklahoma City, OK 73142 First Class Mail Magnum Minerals, LLC 5800 Ne 135th St Oklahoma City, OK 73142 First Class Mail Mai'Aina LLC Fred Caparoso Manager 3671 Mclaughlin Ave Apt 9 Los Angeles, CA 90066 First Class Mail Mai'Aina LLC Fred Caparoso Manager 3671 Mclaughlin Ave Los Angeles, CA 90066 First Class Mail Maine Office of The State Treasurer Attn: Amanda Barbieri 39 State House Station Burton M Cross Office Bldg, 3rd Fl 111 Sewall St Augusta, ME 04333‐0039 First Class Mail Mainland Resources, Inc P.O. Box 1096 Oklahoma City, OK 73101‐1096 First Class Mail Mainline Energy Partners, LLC 170 Radnor Chester Rd Ste 150 Radnor, PA 19087 First Class Mail Majestic Properties LLC P.O. Box 217 Hatch, NM 87937 First Class Mail Malachite Mineral Exploration, LLC 848 N Rainbow Blvd Ste 3027 Las Vegas, NV 89107 First Class Mail Malachite Mineral Exploration, LLC 848 Rainbow Blvd, Ste 3027 Las Vegas, NV 89107 First Class Mail Malcolm Bailey Address Redacted First Class Mail Malcolm Cantrell Address Redacted First Class Mail Malcolm Cantrell Address Redacted First Class Mail Mallard Resources LLC 1956 Utica Sq 501 Tulsa, OK 74114 First Class Mail Malvern Koehler Iles Address Redacted First Class Mail Malvern Koehler Iles Address Redacted First Class Mail Maly Family Trust Address Redacted First Class Mail Mamie Prag Wolfe Address Redacted First Class Mail Mamie Prag Wolfe Address Redacted First Class Mail Mamie Ruth Gray, Deceased c/o Pauline Gray Address Redacted First Class Mail Mammoth Manufacturing, Inc 7301 Broadway Ext Suite 110 Oklahoma City, OK 73116 First Class Mail Mammoth Manufacturing, Inc P.O. Box 12878 Oklahoma City, OK 73157 First Class Mail Manco Corp P.O. Box 10215 Corpus Christi, TX 78460 First Class Mail Mandi Ratchford Address Redacted First Class Mail Manna Minerals LLC 1405 4th Ave Nw, Pmb 254 Ardmore, OK 73401 First Class Mail Manning Investments, Inc P.O. Box 141217 Broken Arrow, OK 74014 First Class Mail MAP, Inc P.O. Box 686 Solana Beach, CA 92075 First Class Mail Map2004‐Ok, General Ptnsp Address Redacted First Class Mail Maps Enterprises Inc P.O. Box 440 Hennessey, OK 73742 First Class Mail Mara Shane Miller Address Redacted First Class Mail Marathon Oil Company 7301 Nw Expressway Oklahoma City, OK 73132 First Class Mail Marathon Oil Company Attn: Deborah Svatek‐Logue 5555 San Felipe Houston, TX 77056 First Class Mail Marathon Oil Company Attn: Outside Op Joint Int P.O. Box 22232 Tulsa, OK 74121‐2232 First Class Mail Marathon Oil Company 5555 San Felipe Rd Houston, TX 77056 First Class Mail Marathon Oil Company 5555 San Felipe St Houston, TX 77056‐2723 First Class Mail Marathon Oil Company 7301 Nw Expressway, Ste 351 Oklahoma City, OK 73132 First Class Mail Marathon Oil Company P.O. Box 732309 Dallas, TX 75373‐2309 First Class Mail Marathon Oil Company 7301 Nw Expressway, Ste 225 Oklahoma City, OK 73132 First Class Mail Marathon Oil Corp 5555 San Felipe St Houston, TX 77056 First Class Mail Marbill LLC George Perrine, Manager P.O. Box 52367 Tulsa, OK 74152 First Class Mail Marc Orien Fox Address Redacted First Class Mail Marcat, LLC 2401 Creekwood Dr Fort Collins, CO 80525 First Class Mail Marcella Stella Opfer Address Redacted First Class Mail Marcellus H Yarbrough Address Redacted First Class Mail Marcellus Tx Mineral Partners, Ltd c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Marcellus Tx Mineral Partners, Ltd c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Marcia Garst Address Redacted First Class Mail Marcia J Blye, c/o Monte Lee Debusk Address Redacted First Class Mail Marcia J Gimeson Address Redacted First Class Mail Marcia J Standerfer Address Redacted First Class Mail Marcia Mueller Address Redacted First Class Mail Marcia N Anderson Revo Tr Dtd Address Redacted First Class Mail Marcus L Williams c/o Sequoyah Manor Llc 615 E Redwood P.O. Box 427 Sallisaw, OK 74955 First Class Mail Marcus Mitchell Trust Address Redacted First Class Mail Margaret & Jimmie Cannon Address Redacted First Class Mail Margaret Ann Lehman Trust Address Redacted First Class Mail Margaret Ann Miller Address Redacted First Class Mail Margaret Ann Miller, Deceased Address Redacted First Class Mail Margaret Anna Fent, & Address Redacted First Class Mail Margaret C Hastie Address Redacted First Class Mail Margaret C Howard Rev Lvg Trst Address Redacted First Class Mail Margaret C Howard Revocable Living Trust Address Redacted First Class Mail Margaret Clara Reeves Address Redacted First Class Mail Margaret Dawson Wilkerson Address Redacted First Class Mail Margaret E Mcconnell, Trustee of The John C Mcconnell, Jr, Living Trust, Dated Address Redacted First Class Mail Margaret Elaine Feldmann Address Redacted First Class Mail Margaret F Storey P.O. Box 674 El Rito, NM 87530 First Class Mail Margaret Ford Storey Rev Tst P.O. Box 674 El Rito, NM 87530 First Class Mail Margaret Gleason Tramell Address Redacted First Class Mail Margaret H Mitchell Address Redacted First Class Mail Margaret Henry Revocable Living Trust Address Redacted First Class Mail Margaret Hoy Prosser Address Redacted First Class Mail Margaret Hoy Prosser c/o Carol Ann Magness Address Redacted First Class Mail Margaret Kathleen Becraft Address Redacted First Class Mail Margaret Kelly Address Redacted First Class Mail Margaret Kelly Address Redacted First Class Mail Margaret Lee Smith Address Redacted First Class Mail Margaret M Williams Address Redacted First Class Mail Margaret Mitchell Estate Address Redacted First Class Mail Margaret P Stadler Address Redacted First Class Mail Margaret Peabody Address Redacted First Class Mail Margaret Reischman Estate Address Redacted First Class Mail Margaret S & Patrick V Reina, Jts Address Redacted First Class Mail Margaret Sue Walta Cooper & Jack Address Redacted First Class Mail Margaret Swartz 1906 N 42nd St Pl Apt 2A St Joseph, MO 64506‐2696 First Class Mail Margaret Walker Gawthrop Address Redacted First Class Mail Margaret Worthington Address Redacted First Class Mail Margene Wehrenberg Jindra c/o Janice Semrad Address Redacted First Class Mail Margie D Prim Address Redacted First Class Mail Margie Lou Light Address Redacted First Class Mail Margie Louise Neill Address Redacted First Class Mail Marian C Zielinski Address Redacted First Class Mail Marian Elizabeth Rother Address Redacted First Class Mail Marian H Kraus Address Redacted First Class Mail Marian K Rowe, Deceased c/o Frederick E Rowe, Jr Address Redacted First Class Mail Marian M Hall Address Redacted First Class Mail Marian R Shaffer Address Redacted First Class Mail Marianne Kokojan Address Redacted First Class Mail Marianne Kokojan Address Redacted First Class Mail Marianne Kokojan Legacy Tst Address Redacted First Class Mail Maribel Barahona Address Redacted First Class Mail Marie A Mcginnis Address Redacted First Class Mail Marie Ann Mcginnis Address Redacted First Class Mail Marie Antonette Weaver Address Redacted First Class Mail Marie Darrough & Sandra Copeland, Co‐Trustees of The Mott Family Trust DateAddress Redacted First Class Mail Marie Elaine Hebert Address Redacted First Class Mail Marie Faye Burns Address Redacted First Class Mail Marie Fern Schmitt Address Redacted First Class Mail Marie Fern Schmitt Rev Trust Address Redacted First Class Mail Marie Hoover Address Redacted First Class Mail Marie J Henry Address Redacted First Class Mail Marie Josephine White Address Redacted First Class Mail Marie Mcdonald Address Redacted First Class Mail Marietta Colvin Address Redacted First Class Mail Marietta Energy, LLC P.O. Box 1774 Oklahoma City, OK 73101 First Class Mail Marillyn Stewart Address Redacted First Class Mail Marilyn Bell Gude Address Redacted First Class Mail Marilyn Bell Gude Address Redacted First Class Mail Marilyn Berry Address Redacted First Class Mail Marilyn C & Harold V Cooper, Jts Address Redacted First Class Mail Marilyn Clark Wyckoff Estate Address Redacted First Class Mail Marilyn Foster Clark Address Redacted First Class Mail Marilyn G Allen Address Redacted First Class Mail Marilyn Hamilton Braziel Address Redacted First Class Mail Marilyn K Franklin Address Redacted First Class Mail Marilyn Kennedy Gladden Int LLC 333 Lee Dr Apt Gh31 Baton Rouge, LA 70808‐0925 First Class Mail Marilyn L Humphrey, Toddy J Humphrey & Address Redacted First Class Mail Marilyn Lee King Address Redacted First Class Mail Marilyn Lundstrom Evans Address Redacted First Class Mail Marilyn Lundstrom Evans Address Redacted First Class Mail Marilyn M Enright Address Redacted First Class Mail Marilyn M Lamle Rev Lvg Tr Address Redacted First Class Mail Marilyn M Tarron Address Redacted First Class Mail Marilyn Morris Address Redacted First Class Mail Marilyn Pickens Address Redacted First Class Mail Marilyn Pickens Address Redacted First Class Mail Marilyn Smith Branch Trust Address Redacted First Class Mail Marilyn Smith Branch Trust Address Redacted First Class Mail Marilyn Smith Branch, As Trustee of The Smith Family Trust Address Redacted First Class Mail Marilyn Smith Branch, Trustee of The Smith Family Trust Address Redacted First Class Mail Marilyn Sue Choate Stites Address Redacted First Class Mail Marilyn Sue Choate Stites Address Redacted First Class Mail Marilyn Sue Mcglynn Living Trust Address Redacted First Class Mail Marilyn Sue Mcglynn, As Trustee of The Marilyn Sue Mcglin Living Trust, Dated Address Redacted First Class Mail Marilyn Talley Address Redacted First Class Mail Marilyn W Sims Gst Exempt Address Redacted First Class Mail Marilyn Yvonne Curtis Address Redacted First Class Mail Marion D & Patricia J Bledsoe, Jts Address Redacted First Class Mail Marion D Bledsoe Address Redacted First Class Mail Marion D Bledsoe & Patricia J Bledsoe Address Redacted First Class Mail Marion E Oelze Rev Tr Address Redacted First Class Mail Maris Dupriest Address Redacted First Class Mail Marjo Operating Co, Inc P.O. Box 729 Tulsa, OK 74101 First Class Mail Marjo Operating Company 427 South Boston, Ste 240 Tulsa, OK 74103 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 41 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 44 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Marjorie Bell Colliard c/o Gerald David Neff Address Redacted First Class Mail Marjorie J Corbett Address Redacted First Class Mail Marjorie KAnd Loyd Brookhart Address Redacted First Class Mail Marjorie Krigel Trust Address Redacted First Class Mail Marjorie Louise Noonsong Address Redacted First Class Mail Marjorie Louise Patocka Address Redacted First Class Mail Marjorie Riley Potts Address Redacted First Class Mail Marjorie Stenstrom Rev Tst c/o Alfred Foster Crawford, Poa 106 Resolution Dr Mars, PA 16046 First Class Mail Marjorie Stenstrum, As Trustee of The Marjorie Stenstrum Revocable Trust, DtdAddress Redacted First Class Mail Marjorie Wirth Address Redacted First Class Mail Mark & Bonnie Bryan J/T Address Redacted First Class Mail Mark & Cheryl Jopling Rev Tr Address Redacted First Class Mail Mark & Dainna Farrar, Trustees of Address Redacted First Class Mail Mark & Jennie Wilmes Family Trust Address Redacted First Class Mail Mark & Marilee Wehde, Jt Address Redacted First Class Mail Mark A Cox Address Redacted First Class Mail Mark A Cox Address Redacted First Class Mail Mark A Fisher Aka Mark Allen Fisher Address Redacted First Class Mail Mark A Henry Address Redacted First Class Mail Mark A Poer Address Redacted First Class Mail Mark A Wangensteen Rev Trust Agrmt For The Mgmt of O&G Interests, Mark A Wangensteen, Tstee 312 6th St Ne Chisholm, MN 55719‐1262 First Class Mail Mark A Wangensteen Revocable Trust Agreement For The Management of Oil &c/o Doyle Fair 150 N Main, Ste 1014 Witchita, KS 67202 First Class Mail Mark Alan Maris Address Redacted First Class Mail Mark B Rumsey Address Redacted First Class Mail Mark Ballard Address Redacted First Class Mail Mark Croka Address Redacted First Class Mail Mark E Ferchau Address Redacted First Class Mail Mark Edward Haenchen Address Redacted First Class Mail Mark Edward Patzkowsky Address Redacted First Class Mail Mark Edwin Lambert Address Redacted First Class Mail Mark Ernest Loosen, Trustee of The Julius Loosen Irrevocable Trust Dated June Address Redacted First Class Mail Mark Francis Borelli Address Redacted First Class Mail Mark H Pierce Company P.O. Box 216 Oklahoma City, OK 73101 First Class Mail Mark H Pierce Company 1500 Drury Ln Nichols Hills, OK 73116 First Class Mail Mark Hardin, Dec'D Address Redacted First Class Mail Mark Harrison Connell Address Redacted First Class Mail Mark Hecker Address Redacted First Class Mail Mark Hecker Address Redacted First Class Mail Mark Howard Reynolds Address Redacted First Class Mail Mark Howard Reynolds Trust Address Redacted First Class Mail Mark J Edenfield Address Redacted First Class Mail Mark J Melton Address Redacted First Class Mail Mark May Address Redacted First Class Mail Mark Moore Address Redacted First Class Mail Mark Murphy Address Redacted First Class Mail Mark R Dotter Address Redacted First Class Mail Mark States Address Redacted First Class Mail Mark T Riddiford Address Redacted First Class Mail Mark Talley Address Redacted First Class Mail Mark W Jones Address Redacted First Class Mail Mark Warford Address Redacted First Class Mail Mark Zaloudek Address Redacted First Class Mail Mark Zaloudek Address Redacted First Class Mail Mark Zoller Address Redacted First Class Mail Markim Investments Inc 3968 Bayridge Ct West Vancouver, BC V7V 3K3 Canada First Class Mail Markwest Energy Operating Company P.O. Box 974108 Dallas, TX 75397‐4108 First Class Mail Markwest Oklahoma Gas Company, LLC Attn: Chief Operating Officer 1515 Arapahoe St, Tower 1, Ste 1600 Denver, CO 80202 First Class Mail Marla Bennett Address Redacted First Class Mail Marlana Milburn Minnick Address Redacted First Class Mail Marlene C Kokojan & James R Kokojan Ii, Co‐Trustees of The Kokojan Family TruAddress Redacted First Class Mail Marlene C Kokojan Rev Inter Vivos Address Redacted First Class Mail Marlene Dierksen Address Redacted First Class Mail Marlene K Salmons Address Redacted First Class Mail Marlene K Salmons Rev Trust Address Redacted First Class Mail Marlene Maxwell Address Redacted First Class Mail Marlene O'Brien Address Redacted First Class Mail Marlene Staude Maxwell Address Redacted First Class Mail Marlene Wehr Address Redacted First Class Mail Mar‐Mar Minerals c/o Mary Jo Johnson, 2717 Pembroke Terrace Oklahoma City, OK 73116 First Class Mail Mar‐Mar Minerals Corp 2717 Pembroke Ter Oklahoma City, OK 73116‐4224 First Class Mail Mar‐Mar Minerals Corp 2717 Pembrook Terrace Oklahoma City, OK 73116 First Class Mail Marque Caldwell Address Redacted First Class Mail Marques Wayne Henley Address Redacted First Class Mail Marquetta R Sophos Address Redacted First Class Mail Marsau Enterprises 1209 N 30th St Enid, OK 73701 First Class Mail Marsau Enterprises Inc 1209 N 30th St Enid, OK 73701 First Class Mail Marsha Forbes Address Redacted First Class Mail Marsha Gail Kenyon Address Redacted First Class Mail Marsha L Williams Address Redacted First Class Mail Marsha Lynn Williams Address Redacted First Class Mail Marshall Family Trust of 11/16/1999 Address Redacted First Class Mail Marshall Friedman Address Redacted First Class Mail Mart Rita Schluneger Address Redacted First Class Mail Martenia Brown Revocable Inter Vivos Trust Dated December 4, 1992 Address Redacted First Class Mail Martha Ann Corff Address Redacted First Class Mail Martha Ann Hatfieldc/o Theodore I Hatfield Address Redacted First Class Mail Martha Anna Melton Address Redacted First Class Mail Martha Diss Sundby, Trustee For Address Redacted First Class Mail Martha J Edmundson Address Redacted First Class Mail Martha Jane Walta Martin Address Redacted First Class Mail Martha L Peugh Address Redacted First Class Mail Martha Reesby Address Redacted First Class Mail Marti Silverstein, Estate c/o Michael Silverstein Address Redacted First Class Mail Martin D Oswald, Deceased, & His Unknown Heirs, Successors, & Assigns Address Redacted First Class Mail Martin E Margolis Address Redacted First Class Mail Martin G Nusser Address Redacted First Class Mail Martin G Nusser Revocable Trust Address Redacted First Class Mail Martin Lifton Address Redacted First Class Mail Martin Louis Singleton Address Redacted First Class Mail Martin Maris Address Redacted First Class Mail Martin P Conley & Tobi Conley Address Redacted First Class Mail Martin R Teuscher Address Redacted First Class Mail Martin W Bauer, As Conservator Or Legal Guardian For Wesley Karl Maddox MyAddress Redacted First Class Mail Marty James Address Redacted First Class Mail Marujakaba Ltd Account Pa107 Frost Bank, Agent For Acct Pa107 P.O. Box 1600 San Antonio, TX 78296 First Class Mail Marujakaba, Ltd P.O. Box 1600 San Antonio, TX 78296 First Class Mail Marujakaba, Ltd c/o Katherine M Kearley 324 Louise Rd Corpus Christi, TX 78404 First Class Mail Marva J Erwin, Trustee Address Redacted First Class Mail Marva Jo Erwin Address Redacted First Class Mail Marva M Williamson Address Redacted First Class Mail Marvene F Clark Address Redacted First Class Mail Marvin D Schreiner Address Redacted First Class Mail Marvin Dale Miles Address Redacted First Class Mail Marvin E Henricks & Jo Ellen Gray, Co‐Trustees of The Juanita June Perigo RevocAddress Redacted First Class Mail Marvin Fitzgerald Address Redacted First Class Mail Marvin G Phillips Address Redacted First Class Mail Marvin Glazier Address Redacted First Class Mail Marvin Horstman Address Redacted First Class Mail Marvin Thomas Address Redacted First Class Mail Marvin Weigand Address Redacted First Class Mail Mary A Mccracken Address Redacted First Class Mail Mary Agnes Nault Tr U/D/O 6/4/2009 Address Redacted First Class Mail Mary Alice Edwards, Deceased, Address Redacted First Class Mail Mary Alice Ferguson Address Redacted First Class Mail Mary Allen Miller Meriwether Address Redacted First Class Mail Mary Allene Rubin & Edward P Rubin, Jr, Trustees Address Redacted First Class Mail Mary Ann Cunningham Address Redacted First Class Mail Mary Ann Cunningham Whitman Address Redacted First Class Mail Mary Ann Gale Address Redacted First Class Mail Mary Ann Spears Lvg Revoc Tst Address Redacted First Class Mail Mary Ann Swierc, An Individual, & Frost National Bank of San Antonio, A National Banking Association, Successor Joint Trustees of The Imogene & Harold Herndon Charitable Trust Under The Last Will & Testament of Harold D Herndon Dated August 26 7703 Wexford Rdg San Antonio, TX 78240‐3986 First Class Mail Mary Ann Swierc, An Individual, & Frost National Bank of San Antonio, A National Banking Association, Successor Joint Trustees of The Imogene & Harold Herndon Charitable Trust Under The Last Will & Testament of Imogene A Herndon Dated August 2 7703 Wexford Rdg San Antonio, TX 78240‐3986 First Class Mail Mary Ann Walta Seefeldt Address Redacted First Class Mail Mary B Rumsey Ii Aka Mary B Foley Address Redacted First Class Mail Mary Beth Bard Address Redacted First Class Mail Mary Beth Matousek Address Redacted First Class Mail Mary Bingaman Address Redacted First Class Mail Mary Borelli Mcneil Address Redacted First Class Mail Mary Clarice White Perkins Address Redacted First Class Mail Mary Clarice White Perkins Address Redacted First Class Mail Mary Colburn Jones Address Redacted First Class Mail Mary Dobrinski & John Dobrinski, Wife & Husband Address Redacted First Class Mail Mary E Calavan Address Redacted First Class Mail Mary E Coldwell, Dec'D 1/4/2002 Address Redacted First Class Mail Mary E Johnson Address Redacted First Class Mail Mary E Lorenz Address Redacted First Class Mail Mary E Lorenz Address Redacted First Class Mail Mary E Lorenz Rev Trust Address Redacted First Class Mail Mary E Lounsbury Address Redacted First Class Mail Mary E Pierce, Individually & As Trustee of The Mary E Pierce Trust Dtd June 6, Address Redacted First Class Mail Mary E Thomas Address Redacted First Class Mail Mary E Thomas, Dec'D 11/20/1987 Address Redacted First Class Mail Mary Eileen Lewis Address Redacted First Class Mail Mary Elizabeth Craven & Stephen Herald Craven Address Redacted First Class Mail Mary Elizabeth Shaull Address Redacted First Class Mail Mary Elkin Address Redacted First Class Mail Mary Elkin Tuw Fbo Laurie Elkin Wells Fargo Bank, NA, Trustee P.O. Box 41779 Austin, TX 78704 First Class Mail Mary Ellen Phillips Davis Hill Address Redacted First Class Mail Mary Farnces Atwater Thompson Address Redacted First Class Mail Mary G Havel Revocable Trust Address Redacted First Class Mail Mary G Sangster Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 42 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 45 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Mary Gardner Gates Address Redacted First Class Mail Mary Grace Hamilton‐Lucas Address Redacted First Class Mail Mary Hart Sugarman Address Redacted First Class Mail Mary Harum Address Redacted First Class Mail Mary Hedgecock Address Redacted First Class Mail Mary Hickman Reed Address Redacted First Class Mail Mary Holmes Jones, c/o David Milne, Aif Address Redacted First Class Mail Mary Ida Davis Estate Address Redacted First Class Mail Mary Ida Davis Estate Address Redacted First Class Mail Mary J Burroughs Address Redacted First Class Mail Mary J Burroughs Address Redacted First Class Mail Mary J Burroughs Address Redacted First Class Mail Mary J Grady Address Redacted First Class Mail Mary J Limber, Trustee of The Mary J Limber Trust Dated The 20Th Day of June, Address Redacted First Class Mail Mary Jane Dellinger Buford Address Redacted First Class Mail Mary Jean Reilly Address Redacted First Class Mail Mary Jon Bryan Address Redacted First Class Mail Mary Jon Bryan Address Redacted First Class Mail Mary Juliana Schulte Parrish Address Redacted First Class Mail Mary K Jackson Address Redacted First Class Mail Mary K Malaska Address Redacted First Class Mail Mary K Smalley 102 King Request Rd Oroville, CA 95966 First Class Mail Mary Kathryn Trojan aka Mary Kathryn Basye Address Redacted First Class Mail Mary Kathryn Trojan Basye Address Redacted First Class Mail Mary L Gomez Address Redacted First Class Mail Mary L Haas Address Redacted First Class Mail Mary L Mcmahan Address Redacted First Class Mail Mary L Or Gary Kruger Address Redacted First Class Mail Mary L Or Gary Kruger, Jts Address Redacted First Class Mail Mary L Shrader Address Redacted First Class Mail Mary L Smith Address Redacted First Class Mail Mary Lampert & Adella Melton Address Redacted First Class Mail Mary Lavelle Thomas Millsap Address Redacted First Class Mail Mary Lavelle Thomas Millsap, Dec'D 8/14/2007 Address Redacted First Class Mail Mary Lawrence Prime Cunningham Address Redacted First Class Mail Mary Lee Arganbright Aka Mary Lee Adams Baker, Deceased Address Redacted First Class Mail Mary Lou Barnett Address Redacted First Class Mail Mary Lynn Booth Address Redacted First Class Mail Mary Lynn Brennan Address Redacted First Class Mail Mary Lynn Harbin Address Redacted First Class Mail Mary Lynn Stout Address Redacted First Class Mail Mary Lynn Willard Address Redacted First Class Mail Mary M Folsom 1990 Rev Trst Address Redacted First Class Mail Mary M Folsom, Trustee of The 1990 Revocable Trust Under Agreement DatedaP.O. Box 12088 Norman, OK 73157 First Class Mail Mary M Pownell Address Redacted First Class Mail Mary M Reynolds Address Redacted First Class Mail Mary Mccall Mock Address Redacted First Class Mail Mary Melvin Address Redacted First Class Mail Mary Midge Lippmann Address Redacted First Class Mail Mary Olive Johns Address Redacted First Class Mail Mary Olive Johns Address Redacted First Class Mail Mary Pipes Whiteman Address Redacted First Class Mail Mary Powers Address Redacted First Class Mail Mary Rozelle Address Redacted First Class Mail Mary S Lyon Madeline L Lewelling Address Redacted First Class Mail Mary Smalley Address Redacted First Class Mail Mary Sue Hampton Address Redacted First Class Mail Mary Surry Address Redacted First Class Mail Mary Surry Estate Address Redacted First Class Mail Mary Trivitt Address Redacted First Class Mail Mary Vilhauer Moeling Address Redacted First Class Mail Mary W Crawley Address Redacted First Class Mail Marya Welch & Kathleen Bignell, Co‐Trustees of The Eleanor Welch Trust Address Redacted First Class Mail Maryjane S Myers Rev Tr Dtd 8/24/15 Address Redacted First Class Mail Maryknoll Missionary Fathers Address Redacted First Class Mail Maryknoll Missionary Fathers, Aka Catholic Foreign Mission Society of America, P.O. Box 306 Maryknoll, NY 10545 First Class Mail Masonic Charity Foundation Of Oklahoma P.O. Box 12565 Oklahoma City, OK 73157 First Class Mail Massachusetts State Treasurer's Office Attn: Unclaimed Property Div 1 Ashburton Pl, 12th Fl Boston, MA 2108 First Class Mail Massey Family Trust Address Redacted First Class Mail Massey Oil & Gas Ltd P.O. Box 6639 Abilene, TX 79608 First Class Mail Massey Oil & Gas, Ltd c/o Wheeler, Morgan, Brown & Mccormick, Pllc Attn: Evan A Mccormick 1900 NW Expressway, Ste 450 Oklahoma City, OK 73118 First Class Mail Massey Oil & Gas, Ltd 2849 Airport Blvd Abilene, TX 79602 First Class Mail Master Oil & Gas, Inc c/o Niles E Stuck 511 Couch Dr, Third Fl Oklahoma City, OK 73102 First Class Mail Matagorda B1 Lp c/o P&P Land Services 2441 High Timbers Dr Ste 300 The Woodlands, TX 77380 First Class Mail Matagorda B1 Lp 2001 Kirby Dr Ste 1200 Houston, TX 77019 First Class Mail Matagorda B1, Lp P.O. Box 732292 Dallas, TX 75373 First Class Mail Matagorda B1, Lp c/o Black Stone Minerals Company Lp 2001 Kirby Dr, Ste 1200 Houston, TX 77019 First Class Mail Matagorda B1, Lp c/o Black Stone Minerals Company 1001 Fannin St, Ste 2020 Houston, TX 77002 First Class Mail Matar, Inc c/o Bancfirst, Attn: Client Services P.O. Box 26788 Oklahoma City, OK 73126‐0788 First Class Mail Matar, Inc P.O. Box 26788 Oklahoma City, OK 73126‐0788 First Class Mail Mateo Partners LLC 1 Bottomley Crescent New Albany, OH 43054 First Class Mail Matlock Hotshot, Inc P.O. Box 454 El Reno, OK 73036 First Class Mail Matson Royalty Company 427 S Boston Ave, Ste 802 Tulsa, OK 74103 First Class Mail Matson Royalty Company 427 S Boston Ave Ste 802 Tulsa, OK 74103‐4141 First Class Mail Matson Royalty Company 427 Boston Ave, Ste 320 Tulsa, OK 74103 First Class Mail Matt Peterson Address Redacted First Class Mail Matthew & Renee Pride Rev Lvg Trust Address Redacted First Class Mail Matthew D Prim Address Redacted First Class Mail Matthew D Prim Address Redacted First Class Mail Matthew Douglas Barnes Address Redacted First Class Mail Matthew J Riddiford Address Redacted First Class Mail Matthew T Martin Address Redacted First Class Mail Matthew Watson Address Redacted First Class Mail Matthew Wayne Eckenwiler c/o The Trust Company of Oklahoma P.O. Box 3627 Tulsa, OK 74101‐3627 First Class Mail Mauk Investment Co 2200 Nw 50th St Suite 125E Oklahoma City, OK 73112‐8044 First Class Mail Mauk Investment Company 2200 Nw 50th St, Ste 125E Oklahoma City, OK 73112 First Class Mail Maureen Lee Stanton Address Redacted First Class Mail Mauri Ventures LLC 2345 N Woodruff Idaho Falls, ID 83401 First Class Mail Maurice Billion c/o Wanda Maria Billion Address Redacted First Class Mail Maurice E Stuart Family Trust Address Redacted First Class Mail Maurice Phillips Address Redacted First Class Mail Maurine Harrison Estate Address Redacted First Class Mail Maurissa Joyce Keatts Address Redacted First Class Mail Maverick Brothers Investments, LLC P.O. Box 392 Enid, OK 73702 First Class Mail Maverick Development LLC 502 S Main Lindsay, OK 73052 First Class Mail Maverick Hydrocarbon LLC P.O. Box 21042 Oklahoma City, OK 73156‐1042 First Class Mail Maverick Hydrocarbons, LLC 119 N Robinson Ave, Ste 777 Oklahoma City, OK 73102‐4613 First Class Mail Maverick Rental Tools, LLC P.O. Box 5754 Edmond, OK 73083‐5754 First Class Mail Max Brock, Jr Address Redacted First Class Mail Max Eldon Choate Address Redacted First Class Mail Max Eldon Choate Address Redacted First Class Mail Max Eldon Melendy Address Redacted First Class Mail Max M Kirby & Greta Kirby Address Redacted First Class Mail Max Melton Address Redacted First Class Mail Max R Chudy Address Redacted First Class Mail Max R Chudy Address Redacted First Class Mail Max Vincent Address Redacted First Class Mail Maxey Family Support Trust Central Ntl Bk & Trust of Enid & Susan H Maxey Liss, Co‐Tr P.O. Box 3448 Enid, OK 73702 First Class Mail Maxey Family Support Trust Central Nt'L Bank&Trust Co of Enid Ok P.O. Box 3448 Enid, OK 73702 First Class Mail Maxim Operating P.O. Box 1570 Edmond, OK 73083‐1570 First Class Mail Maximilian H Parker Address Redacted First Class Mail Maximum Exploration, LLC 13903 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Maximus Exploration LLC 13903 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Maxine Hays Decsd Address Redacted First Class Mail Maxine Jarvis Dougherty & Macsene Biswell Address Redacted First Class Mail Maxine Jarvis Dougherty Tst Address Redacted First Class Mail Maxine Kohn Address Redacted First Class Mail Maxine Munns Sommers Address Redacted First Class Mail Maxine Rice Address Redacted First Class Mail Maxine S Van Hoesen & KR Berry, Administrators of The Estate of CR Van Hoese415 Enterprise Bldg Tulsa, OK 74103 First Class Mail Maxwell Family Trust Address Redacted First Class Mail May K Tarpenning Address Redacted First Class Mail Maydonna R States Address Redacted First Class Mail Mayflower Homes Inc 616 Broad St Grinnell, IA 50112 First Class Mail Mayme M Crawford Address Redacted First Class Mail MB White, Inc P.O. Box 54707 Oklahoma City, OK 73154 First Class Mail Mca Enterprises, LLC P.O. Box 704 Santa Cruz, CA 95061‐0704 First Class Mail Mcalister Royalties, LLC P.O. Box 1488 Midland, TX 79702 First Class Mail Mcallen Family Trust Address Redacted First Class Mail Mcallen Family Trust Address Redacted First Class Mail Mcallen Family Trust Address Redacted First Class Mail Mcallen Family Trust Address Redacted First Class Mail Mcbryde Fam Trst Uta Dtd 04/16/1992 Address Redacted First Class Mail Mcbryde Family Trust Created By Mcbrydefamily Trust Agreement Dated April 16, 1992 Oliver C Mcbryde, Jr & Betty H Mcbryde,Trustees 900 Morningside Dr San Antonio, TX 75001 First Class Mail Mcbryde Holdings LLC 227 Nw 17th St Oklahoma City, OK 73103 First Class Mail Mccartney Welding P.O. Box 33 Lahoma, OK 73754 First Class Mail Mccartney Welding LLC P.O. Box 33 Lahoma, OK 73754 First Class Mail Mccloskey Brothers, Inc P.O. Box 18544 Oklahoma City, OK 73154 First Class Mail Mccosar Minerals Inc 1500 West Edmond Rd Edmond, OK 73003 First Class Mail Mccosar Minerals, Inc P.O. Box 5974 Edmond, OK 73083‐5974 First Class Mail Mccraw Family Limited Partnership 48711 Tooley Rd Konawa, OK 74849 First Class Mail Mccraw Family LP Jerry Mccraw 48711 Tooley Rd Konawa, OK 74849 First Class Mail Mccrow Energy Partners Ii, LLC c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Mccrow Energy Partners Ii, LLC c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Mcculliss Resources Co, Inc P.O. Box 3248 Littleton, CO 80161 First Class Mail Mcdaniel‐Weber LLC 5003 Harris Woods Trace Fulshear, TX 77441 First Class Mail Mcdaniel‐Weber, LLC 18962 S 4815 Rd Claremore, OK 74017 First Class Mail Mcdermott & Sons 990 N Lake Shore Dr Ste 31E Chicago, IL 60611 First Class Mail Mcdermott & Sons, An Illinois Partnership 990 N Lake Shore Dr, Ste 31E Chicago, IL 60611 First Class Mail Mcdyltay, LLC 3612 Overlook Manor Weatherford, TX 76087 First Class Mail Mcgehee‐Davis Company 136‐3 Creekside Ln Winchester, VA 22602 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 43 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 46 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Mcgovern Mineral Rights Mgt 788 Hwy 40 Lawrence, KS 66049‐4174 First Class Mail Mcgraw Family Lp 48711 Tooley Rd Konawa, OK 74849 First Class Mail Mcgreggor Royalties LLC 13903 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail McGreggor Royalties, LLC Attn: Gregg Alan McDonald 13903 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Mcintosh Gas Company, c/o Perry E Gilstrap 1716 E 73rd St, Apt 611 Tulsa, OK 74136‐7441 First Class Mail Mcmillan Land Company 960 S Shirecliff Rd Salt Lake City, UT 84108‐1447 First Class Mail Mcnamara, Robert Address Redacted First Class Mail Mco Minerals, LLC 702 Wayside Dr Austin, TX 78703 First Class Mail Mct Drilling, Inc P.O. Box 546 Norman, OK 73070 First Class Mail MD Fletcher c/o Betty Jean Fletcher Address Redacted First Class Mail MD Groenewold & Marilyn Ann Keck Address Redacted First Class Mail MD Groenewold & Marilyn Ann Keck Address Redacted First Class Mail MDowney Exploration, LLC 5902 Yardley Ct Dallas, TX 75248 First Class Mail Meadors Properties LLC P.O. Box 6157 Lawton, OK 73506 First Class Mail Measurement Control Specialists 1303 South Main Elk City, OK 73644 First Class Mail Measurement Control Specialists Dba Lucas Oil 1303 South Main Elk City, OK 73644 First Class Mail Medallion Petroleum, Inc 2021 S Lewis Ave, Ste 415 Tulsa, OK 74104 First Class Mail Mee Land & Minerals LLC 6300 Harden Dr Oklahoma City, OK 73118 First Class Mail Mee Properties, LLC, As Probableheir of John W Mee & PC Mee 6300 Harden Dr Oklahoma City, OK 73118 First Class Mail Mee Property LLC 3030 Nw Expressway Ste 200‐315 Oklahoma City, OK 73112 First Class Mail Mee Property LLC 3000 E Memorial Rd Edmond, OK 73013‐1737 First Class Mail Megan Deanne Morphew Address Redacted First Class Mail Meier Bros Address Redacted First Class Mail Mekusukey Oil Company P.O. Box 816 Wewoka, OK 74884‐0816 First Class Mail Mekusukey Oil Company, LLC P.O. Box 816 Wewoka, OK 74884‐0816 First Class Mail Melanie Jane Willis Address Redacted First Class Mail Melanie M Nelson Address Redacted First Class Mail Melanie Stanaland Address Redacted First Class Mail Melba Ann Eads Address Redacted First Class Mail Melba Bly Address Redacted First Class Mail Melba Jean Piatt Rev Lvg Tr Address Redacted First Class Mail Melenda A Parrish Address Redacted First Class Mail Melendy Living Tst Dtd 9/4/19 Address Redacted First Class Mail Melinda Ann Westfahl Address Redacted First Class Mail Melinda D Mills Address Redacted First Class Mail Melinda K Altiz 5374 Wells Fargo Trail Melrose, IA 52569‐8612 First Class Mail Melisa Mcmurphy Address Redacted First Class Mail Melissa Brookhart Address Redacted First Class Mail Melissa H Parker Address Redacted First Class Mail Melissa Jane Brink, Successor Trustee of Address Redacted First Class Mail Melissa Lu Mahaffey Address Redacted First Class Mail Melissa M Cobb Address Redacted First Class Mail Melissa Mahaffey Address Redacted First Class Mail Melissa Mahaffey LLC P.O. Box 500 Marlow, OK 73055 First Class Mail Melissa Mahaffey Rosko Address Redacted First Class Mail Melissa Meyer Sherman Address Redacted First Class Mail Melissa Prouty Address Redacted First Class Mail Melissa Scroggins Address Redacted First Class Mail Melissa Winston Rice Address Redacted First Class Mail Mellodie J King Address Redacted First Class Mail Melray LLC 1714 Palomino Dr Rowlett, TX 75088 First Class Mail Melray, LLC 333 Woodridge Ln Saint Augustine, FL 32086‐3845 First Class Mail Melva D Lemmon Address Redacted First Class Mail Melva Robertson Address Redacted First Class Mail Melva Ruth Butler Address Redacted First Class Mail Melva Ruth Drury Address Redacted First Class Mail Melva Ruth Drury Rev Liv Trust Address Redacted First Class Mail Melvin & Lois O'Hern Minerals, LLC 3313 N 4th St Broken Arrow, OK 74012 First Class Mail Melvin & Marcella Whorley Rt Address Redacted First Class Mail Melvin A Pospisil Address Redacted First Class Mail Melvin Craun Address Redacted First Class Mail Melvin E Harman Address Redacted First Class Mail Melvin E Pickens Estate Address Redacted First Class Mail Melvin H Hudson Address Redacted First Class Mail Melvin Harman Address Redacted First Class Mail Melvin Harrison Address Redacted First Class Mail Melvin J Sapan Address Redacted First Class Mail Melvin M House Address Redacted First Class Mail Melvin T Treider Address Redacted First Class Mail Melvin T Treider Address Redacted First Class Mail Melvin Weidner Address Redacted First Class Mail Melvin Weidner Address Redacted First Class Mail Mercer 1985‐A Managed Drilling Program c/o Mercer Adr, Inc 20 River Terrace, Ste 5C New York, NY 10282 First Class Mail Meridian Oil Production, Inc c/o Conocophillips 600 N Dairy Ashford Houston, TX 77252 First Class Mail Merjo Inc P.O. Box 21883 Oklahoma City, OK 73156‐1883 First Class Mail Merkouris, LLC 2329 Nw 55th St Oklahoma City, OK 73112 First Class Mail Merlan J Hoskins Address Redacted First Class Mail Merlan Jean Hoskins Address Redacted First Class Mail Merle A Houck & Wanda M Houck Address Redacted First Class Mail Merle Austin Houck Address Redacted First Class Mail Merrill J Reynolds Trustee Address Redacted First Class Mail Mes Capital LLC P.O. Box 51462 Amarillo, TX 79159‐1462 First Class Mail Mesa Natural Gas Solutions, LLC 5151 Reserve Dr Evansville, WY 82636 First Class Mail Mesa Petroleum Co 5205 N O'Conner Blvd, Ste 200 Irving, TX 75039 First Class Mail Mesa Petroleum Company P.O. Box 3178 Midland, TX 79702 First Class Mail Messer Bowers Co Inc 300 W Cherokee Enid, OK 73701 First Class Mail Metropolitan Tulsa Investements, LLC Mercury Tulsa, LLC & Lancaster Tulsa, LLC c/o Newmark Grubb Levy Strange Beffort 204 N Robinson, Ste 700 Oklahoma City, OK 73102 First Class Mail Metzger Investments Attn Steven C Metzger 2941 Daniel Ave Dallas, TX 75205 First Class Mail Mfp Ii Petroleum Ltd Ptrshp 13170 N Macarthur Blvd Oklahoma City, OK 73142 First Class Mail Mg Energy Resources LLC c/o Gregory L Mahaffey, Mgr 300 NE 1st St Oklahoma City, OK 73104 First Class Mail Mgb Interest LLC Brett Mcdowell Sole Mbr 11702 Troy Ave Lubbock, TX 79424 First Class Mail MH Fisk Address Redacted First Class Mail MHW Ritchie & Continental National Bank of Fort Worth, Texas, Co‐Trustees c/ P.O. Box 15305 Amarillo, TX 79109 First Class Mail MHW Ritchie, Life Estate Address Redacted First Class Mail Mica Energy Corp P.O. Box 20707 Oklahoma City, OK 73156‐0707 First Class Mail Mica Resources 16818 Talisker Dr Richmond, TX 77407 First Class Mail Mica Resources, Lc 16818 Talisker Dr Richmond, TX 77407 First Class Mail Mica Resources, LLC 2020 Ross Ave Dallas, TX 75201 First Class Mail Mica Resources, LLC c/o Northern Trust P.O. Box 226270 Dallas, TX 75222 First Class Mail Mica Resources, LLC 16818 Talisker Dr Richmond, TX 77407 First Class Mail Micah Rigdon Address Redacted First Class Mail Micahel A Porter Trustee Address Redacted First Class Mail Michael & Carole J Winterbank Address Redacted First Class Mail Michael & Geraldine Bugg J/T Address Redacted First Class Mail Michael A Felice, Individually & As Managing Partner & President of B & A Producing, LLC 4700 N Westminister Rd Arcadia, OK 73007 First Class Mail Michael A Sleem Address Redacted First Class Mail Michael A Whitley, c/o Pamela P Whitley‐Taylor Address Redacted First Class Mail Michael Aaron Swanson Address Redacted First Class Mail Michael Alan Wells Address Redacted First Class Mail Michael Allen, Donald R Allen, Darlene Allen, & Nicholas R Allen, As Joint Tenan Address Redacted First Class Mail Michael B Cobb Address Redacted First Class Mail Michael C Stovall, Jr Address Redacted First Class Mail Michael C Stovall, Jr Address Redacted First Class Mail Michael Charles Hamil Trust Address Redacted First Class Mail Michael D & Denice K Haworth, Jts Address Redacted First Class Mail Michael D Gollob Address Redacted First Class Mail Michael D Nelson Address Redacted First Class Mail Michael D Walker Trustc/o Herbert S Kendrick Address Redacted First Class Mail Michael Dale Finley Address Redacted First Class Mail Michael Dardik Address Redacted First Class Mail Michael Debusk, c/o Monte Lee Debusk Address Redacted First Class Mail Michael Dewitt Moery Address Redacted First Class Mail Michael Dubuisson Address Redacted First Class Mail Michael E Dempsey Address Redacted First Class Mail Michael E Schultz Address Redacted First Class Mail Michael Edward Corff Address Redacted First Class Mail Michael Edward Fisher Address Redacted First Class Mail Michael Edward St Martin Address Redacted First Class Mail Michael F Cook, Le Address Redacted First Class Mail Michael G Harris Address Redacted First Class Mail Michael G Harris Address Redacted First Class Mail Michael Gerlich Address Redacted First Class Mail Michael Gidwitz, Ii Address Redacted First Class Mail Michael Gidwitz, Ii Address Redacted First Class Mail Michael Gitwitz Ii Address Redacted First Class Mail Michael J & Amber M Graham Jt Address Redacted First Class Mail Michael J Craddock Address Redacted First Class Mail Michael J Eckroat Address Redacted First Class Mail Michael J Harkey Address Redacted First Class Mail Michael J Harkey Address Redacted First Class Mail Michael J Harkey Address Redacted First Class Mail Michael J Hobbs Address Redacted First Class Mail Michael J Mcbee Estate c/o Luke D Mcbee 6945 Bank St Baltimore, MD 21224‐1855 First Class Mail Michael J Mcbee Estate 6945 Bank St Baltimore, MD 21224‐1855 First Class Mail Michael J Melton Address Redacted First Class Mail Michael J Silverstein Address Redacted First Class Mail Michael J Stipo Address Redacted First Class Mail Michael J Stipo Address Redacted First Class Mail Michael James Mcvicker Address Redacted First Class Mail Michael James Mowat Address Redacted First Class Mail Michael John Ford Address Redacted First Class Mail Michael John Ford Md Address Redacted First Class Mail Michael Joseph Melton Address Redacted First Class Mail Michael K Barber Address Redacted First Class Mail Michael K Whitaker Address Redacted First Class Mail Michael Kaburda 600 Royal Av, Unit 208 New Westminster, BC V3M 1J3 Canada First Class Mail Michael L Carpenter Address Redacted First Class Mail Michael L Craun Address Redacted First Class Mail Michael L Smith Address Redacted First Class Mail Michael Lee Hodgden Oil Inc P.O. Box 3485 Enid, OK 73702‐3485 First Class Mail Michael Lynn Carpenter Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 44 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 47 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Michael M Corman Address Redacted First Class Mail Michael M Happ Address Redacted First Class Mail Michael Mccann Address Redacted First Class Mail Michael Mcelroy, Dec'D 1/1990 Address Redacted First Class Mail Michael Mckaig Rev Trust Michael Mckaig, Tstee 4726 Memory Ln Oklahoma City, OK 73112‐2274 First Class Mail Michael Mckaig, Trustee of The Michael Mckaig Revocable Trust 4726 Memory Ln Oklahoma City, OK 73112 First Class Mail Michael Melton Address Redacted First Class Mail Michael Melton, Dec'D 9/12/1984 Address Redacted First Class Mail Michael Moose & Katrina Watson Address Redacted First Class Mail Michael Moose Watson Address Redacted First Class Mail Michael Moose Watson & Katrina Watson Address Redacted First Class Mail Michael P Cross Inc 3225 Oak Hollow Rd Oklahoma City, OK 73120 First Class Mail Michael P Eckenwiler c/o The Trust Company of Oklahoma P.O. Box 3627 Tulsa, OK 74101‐3627 First Class Mail Michael P Hart Address Redacted First Class Mail Michael R Grellner Address Redacted First Class Mail Michael R James Address Redacted First Class Mail Michael Ray Buford Address Redacted First Class Mail Michael Ray Buford Address Redacted First Class Mail Michael Rogers Address Redacted First Class Mail Michael Ruanec/o TA Associates 45 Milk St Boston, MA 02110 First Class Mail Michael Rutherford Address Redacted First Class Mail Michael S Morgan Address Redacted First Class Mail Michael Scott Address Redacted First Class Mail Michael Scott Booty Address Redacted First Class Mail Michael Shane Rogers Address Redacted First Class Mail Michael Sibit Address Redacted First Class Mail Michael T Elkins Address Redacted First Class Mail Michael T Myers Address Redacted First Class Mail Michael Townsend Address Redacted First Class Mail Michael W Glick 2601 Nw Expressway, Ste 310W Oklahoma City, OK 73112 First Class Mail Michael W Glick 2629 Nw 39th Expressway, Ste 114 Oklahoma City, OK 73112 First Class Mail Michael W Glick Address Redacted First Class Mail Michael W Harrison Address Redacted First Class Mail Michael W Mcdonald, Independent Executor of The Estate of Cary Jake Lambert5283 State Highway 34C Apt 13 Woodward, OK 73801 First Class Mail Michael Weidner Address Redacted First Class Mail Michael Yarbrough Address Redacted First Class Mail Micheal Mcadams Address Redacted First Class Mail Micheal Snooks Address Redacted First Class Mail Michele Burris Address Redacted First Class Mail Michele Burris Address Redacted First Class Mail Michele C Neely Address Redacted First Class Mail Michele Patricia Risien Address Redacted First Class Mail Michelle Eckenwiler c/o The Trust Company of Oklahoma P.O. Box 3672 Tulsa, OK 74101‐3672 First Class Mail Michelle Lee Bodine Address Redacted First Class Mail Michelle M Kukral Address Redacted First Class Mail Michelle Martinez Address Redacted First Class Mail Michelle Patricia Risien Address Redacted First Class Mail Michelle R Kokojan Rev Trst Address Redacted First Class Mail Michigan Dept of Treasury Attn: Unclaimed Property P.O. Box 30756 Lansing, MI 48909 First Class Mail Mickey J Overall Address Redacted First Class Mail Mickey Jay Bullis Address Redacted First Class Mail Mickie Ann Beck Address Redacted First Class Mail Mid Continent Corp 105 South Broadway Wichita, KS 67202 First Class Mail Midcentral Energy Partners, Lp 914 N Broadway Ave, Ste 230 Oklahoma City, OK 73102 First Class Mail Midcon Consulting, LLC 2601 Nw Expressway , Ste 605W Oklahoma City, OK 73112 First Class Mail Mid‐Con Exploration, LLC P.O. Box 2576 Woodward, OK 73802‐2576 First Class Mail Mid‐Con Exploration, LLC P.O. Box 2576 Woodward, OK 73802 First Class Mail Midcon Gathering, LLC 4295 San Felipe St, 300 Houston, TX 77027 First Class Mail Mid‐Continent Conductor, LLC P.O. Box 1105 Woodward, OK 73802 First Class Mail Mid‐Continent Energy Corp 5920 E Central, Ste 200 Wichita, KS 67208 First Class Mail Mid‐Continent Ii, LLC 600 Travis St, Ste 5100 Houston, TX 77002‐3092 First Class Mail Mid‐Continent Mud Sales 14909 Carlingford Way Edmond, OK 73013 First Class Mail Mid‐Continent Rental, Co P.O. Box 21468 Tulsa, OK 74121 First Class Mail Middlesex Oil Company Inc 31 High St Woburn, MA 01801 First Class Mail Mid‐States Pipe & Supply Company P.O. Box 33051 Tulsa, OK 74153 First Class Mail Midway Energy Partners, Lp, A Texas Corp 11131 Mccracken Circle, Ste A Cypress, TX 77429 First Class Mail Midway Services, LLC 5709 Lakewood Ridge Rd Edmond, OK 73013 First Class Mail Midwest Energy Companies, Inc c/o Martin A Vaughan, President 1703 East 30th Place Tulsa, OK 74114 First Class Mail Mid‐West Industries Corp 300 West Douglas 350 RH Garvey Building Wichita, KS 67202 First Class Mail Mid‐West Industries Corp 1125 W 1st St Mcpherson, KS 67460‐3203 First Class Mail Midwest Resources 86‐1 O&G P.O. Box 76 Elm Grove, WI 531220000 First Class Mail Midwest Resources 86‐1 O&G P.O. Box 76 Elm Grove, WI 53122 First Class Mail Midwest Resources Inc P.O. Box 76 Elm Grove, WI 53122 First Class Mail Midwest Resources Inc P.O. Box 76 Elm Grove, WI 531220000 First Class Mail Midwest Resources, LLC 6608 N Western Ave 298 Oklahoma City, OK 73116 First Class Mail Miguel Hays Baldwin Address Redacted First Class Mail Mik Love Address Redacted First Class Mail Mika Petroleum LLC P.O. Box 600490 Dallas, TX 75360‐0490 First Class Mail Mike & Donna Lawson Trst 2008 Address Redacted First Class Mail Mike Ames & Kishiko Ames, Husband & Wife, Jtwrs Address Redacted First Class Mail Mike Burnett B & B Oil 1152 Mallard Rd Horton, KS 66439 First Class Mail Mike Calavan Address Redacted First Class Mail Mike Mackey Address Redacted First Class Mail Mike Marshall c/o Dennis Marshall Address Redacted First Class Mail Mike Matthews Address Redacted First Class Mail Mike Mcevoy Address Redacted First Class Mail Mike Pinkerton Address Redacted First Class Mail Mike Pinkerton Address Redacted First Class Mail Mike Vansickle Address Redacted First Class Mail Milam Sons' Minerals LLC P.O. Box 26 Chelsea, OK 74016‐0026 First Class Mail Milan S Pupich c/o Kate Marshall Address Redacted First Class Mail Milburn Minerals, LLC 7501 Nail Ave, Second Fl Prairie Village, KS 66208 First Class Mail Milburn Minerals, LLC 7501 Nall Ave, 2nd Fl Prairie Village, KS 66208 First Class Mail Mildred Harman Address Redacted First Class Mail Mildred J Sturgeon Address Redacted First Class Mail Mildred M Gehl Trust Address Redacted First Class Mail Milestone Oil & Gas Inc 3100 W Britton Rd Suite E Oklahoma City, OK 73120 First Class Mail Millard J Kirby Address Redacted First Class Mail Millennial Pdp Fund V, LP Attn: Phillip Gayle 1201 Louisiana St Houston, TX 77002 First Class Mail Miller Floor Store 4713 Nw 10Th Oklahoma City, OK 73127‐5921 First Class Mail Miller Land Limited LLC P.O. Box 2305 Littleton, CO 80161 First Class Mail Millicent E Battle Address Redacted First Class Mail Millsap Family Minerals, LLC P.O. Box 6011 Lawton, OK 73506 First Class Mail Milo Hoyt Beck Address Redacted First Class Mail Milroc Distribution LLC P.O. Box 714 Woodward, OK 73802 First Class Mail Milton Berry Revocable Trust Address Redacted First Class Mail Milton W Williams Address Redacted First Class Mail Milton Wayne Bell Address Redacted First Class Mail Mimco LLC c/o Greg Leap 20 Woodlands Dr Enid, OK 73703 First Class Mail Mindelle S Hecker, Trustee of The Hecker Family Trust Dated December 6, 1993Address Redacted First Class Mail Minnesota Dept of Commerce Attn: Unclaimed Property Div 85 7th Pl E, Ste 600 St Paul, MN 55101‐3165 First Class Mail Minnesota State Board of Investment 55 East Sherburne Ave Room 105, Mea Building St. Paul, MN 55155 First Class Mail Minnie Inzer Muniz Address Redacted First Class Mail Minnie Miller Investments LLC 4401 Rock Canyon Rd Edmond, OK 73025 First Class Mail Minri, LLC c/o Whittier Trust Company 1600 Huntington Dr South Pasedena, CA 91030 First Class Mail Minri, LLC 2523 3rd St Santa Monica, CA 90405 First Class Mail Miracle Production, Inc P.O. Box 850680 Yukon, OK 73085‐0680 First Class Mail Miramar Properties, LLC 3860 Gs Richards Blvd Carson City, NV 89703 First Class Mail Miriam Hope Aka Miriam J Hope Address Redacted First Class Mail Miriam J Hope Le Address Redacted First Class Mail Miriam M Schubert Address Redacted First Class Mail Miriam S Novotny Address Redacted First Class Mail Miriam S Novotny Address Redacted First Class Mail Mission Funding, LLC 9000 W 67th St, Ste 200 Shawnee Msision, KS 66202 First Class Mail Mission Production Company, LLC P.O. Box 7483 Houston, TX 77248 First Class Mail Mississippi Office of The State Treasurer Attn: Unclaimed Property Div P.O. Box 138 Jackson, MS 39205‐0138 First Class Mail Missouri State Treasurer Attn: Unclaimed Property Div P.O. Box 1272 Jefferson City, MO 65102‐1272 First Class Mail Misty Lee Ingle Address Redacted First Class Mail Mitch Orr c/o J C Oil Company P.O. Box 51687 Midland, TX 79710‐1687 First Class Mail Mitchell Lee Mckaig 19410 E Mesa View Trail Kingman, AZ 86401 First Class Mail Mitchell Royalty, A Limited Partnership 17878 W 77th St N Haskell, OK 74436 First Class Mail Mitchell Royalty, LP 17878 W 77th St N Haskell, OK 74436 First Class Mail Mjm Oil & Gas Inc And/Or Amcole Energy Corp 17400 Dallas Pkwy Ste 212 Dallas, TX 75287‐7306 First Class Mail Mjrsr LLC 258 Winterberry Cove New Braunfels, TX 78132 First Class Mail Mjrsr LLC Attn: Darcy Reynolds Souza 10199 Bluffmont Dr Lone Tree, CO 80124‐5558 First Class Mail Mjrsr, LLC 7867 S Jersey Way Centennial, CO 80112 First Class Mail Mjt Holding Company, LLC 821 Hanna Ct Ballwin, MO 63021 First Class Mail Mjt Holding Company, LLC c/o Tonia L Shelton 821 Hanna Ct Ballwin, MO 63021 First Class Mail Mk Royalties, LLC P.O. Box 189 Marlow, OK 73055 First Class Mail Mkb LLC 119 North Robinson Oklahoma City, OK 73102 First Class Mail Mkb Royalty Corp P.O. Box 20732 Oklahoma City, OK 73156 First Class Mail Mm Energy P Box 21904 Oklahoma City, OK 73134 First Class Mail Mma Lowrance, LLC 6348 Klamath Rd Fort Worth, TX 76116 First Class Mail Mns Investments, LLC P.O. Box 1270 Clovis, NM 88102 First Class Mail Mo Money Minerals LLC 8241 N Calumet Rd Calumet, OK 73014 First Class Mail Mobil Oil Corp Land Dept Loc 115 22777 Springwoods Village Pkwy Spring, TX 77389‐1425 First Class Mail Mobius Resources Inc 1800 505 3rd St Sw Calgary, AB T2P 3E6 Canada First Class Mail Moby Oil & Gas Company Ltd P.O. Box 505 Decatur, TX 76234 First Class Mail Molleen Maris Harris Address Redacted First Class Mail Momentum Minerals Operating Lp 750 Town & Country Blvd, Ste 420 Houston, TX 77024 First Class Mail Momentum Minerals Operating, LLC P.O. Box 578 Casper, WY 76430 First Class Mail Momentum Minerals Operating, Lp 7500 San Filipe St, Ste 600 Houston, TX 77063 First Class Mail Mongoose Energy, LLC c/o Advance Energy Partners, LLC 11490 Westheimer Rd, Ste 950 Houston, TX 77077 First Class Mail Monroe Natural Gas, Inc P.O. Box 5687 Norman, OK 73070 First Class Mail Monsees Enterprises, LLC P.O. Box 1294 Enid, OK 73702 First Class Mail Monster Energy Services LLC P.O. Box 2407 Elk City, OK 73648 First Class Mail Montana Dept of Revenue Attn: Unclaimed Property P.O. Box 5805 Helena, MT 59604‐1390 First Class Mail Monte B Hager Aka Monte Hager Address Redacted First Class Mail Monte Debusk Address Redacted First Class Mail Montgomery Family Partnership c/o Greg Carter 5 Owen Ln Amherst, NH 03031‐3344 First Class Mail Montie Bullis Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 45 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 48 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Montin‐Harbert Pipe Line Construction Co, Inc 1425 Nw 37th St Oklahoma City, OK 73118‐2802 First Class Mail Monty Leroy Moery Address Redacted First Class Mail Monty Snowden Address Redacted First Class Mail Moonshadow Minerals LLC 821 S Morgan Ave Blanchard, OK 73010 First Class Mail Moorman P Prosser Address Redacted First Class Mail Mor Holdings, LLC 1200 Summit Ave, Ste 210 Fort Worth, TX 76102 First Class Mail Morado Energy Partners LLC 4403 N Central Exprsswy 120 Dallas, TX 75205 First Class Mail Mordell Energy LLC 4057 Branigan Ct Timnath, CO 80547 First Class Mail Mordell Energy, LLC P.O. Box 270667 Fort Collins, CO 80527‐0667 First Class Mail Mordell Energy, LLC 3926 Westfield Ct Fort Collins, CO 80526 First Class Mail Morgan Kelly Jean Patterson Address Redacted First Class Mail Morgan Kelly‐Jean Patterson Address Redacted First Class Mail Morin Family Lllp Address Redacted First Class Mail Morris Blumenthal Address Redacted First Class Mail Morris Dale O'Hern Address Redacted First Class Mail Morris Martin, c/o Mr Aaron J Martin 3205 Chicago St Sevensville, MT 49127 First Class Mail Morris Phillips Address Redacted First Class Mail Morris Radmin & Babette S Goldman, Co‐Trustees Uwo Ilsa B Wolff Fbo Eva Tre Address Redacted First Class Mail Morris Radmin & Babette S Goldman, Co‐Trustees Uwo Ilsa B Wolff Fbo Eva Tre 999 Professional Building Westbury, NY 11590 First Class Mail Morris Radmin & Babette S Goldman,Co‐Trustees U/W/O Ilsa B Wolff fbo Eva T Address Redacted First Class Mail Mott Family Revocable Trust Address Redacted First Class Mail Mott Family Revocable Trust Address Redacted First Class Mail Mount Royal Oil LLC 211 South 48th Place Mount Vernon, WA 98274 First Class Mail Mountain Creek Investments, LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Mpe Financial Lp c/o Hirsch, Heath & White, PLLC Attn: Karl F Hirsch 901 Cedar Lake Blvd Oklahoma City, OK 73114 First Class Mail Mpj Energy LLC 6204 Waterford Blvd 4 Oklahoma City, OK 73116 First Class Mail Mpmc, Inc 39 Lewis St Greenwich, CT 06830 First Class Mail Mr & Mrs Richard Leon Horton Address Redacted First Class Mail Mrf Investments 1680 Sw 86th St Oklahoma City, OK 73159 First Class Mail Mrs Anna L Kearney c/o Dierker‐Kearney, Llc 11200 Thom Ridge Rd Oklahoma City, OK 73120 First Class Mail Mrs P W Wright Address Redacted First Class Mail Mryl & Patty Waggoner Rev Trst Address Redacted First Class Mail Msg Energy, LLC 859 Willard St Suite 501 Quincy, MA 02169 First Class Mail Mt Zion Cemetery Assoc Inc Route 1 Box 708 Cashion, OK 73016 First Class Mail Mud Operations, Inc, aka Brent Hajek 274413 E County Rd 53 Ames, OK 73718 First Class Mail Mueggenborg Contracting, LLC P.O. Box 1257 Kingfisher, OK 73750 First Class Mail Muirfield Resources Company P.O. Box 3166 Tulsa, OK 74101 First Class Mail Multifuels Midstream Group, LLC 6363 Woodway Dr, 415 Houston, TX 77057 First Class Mail Munson & Mcmillin Attorneys At Law 247 North Broadway Edmond, OK 73034 First Class Mail Muriel A Droke Address Redacted First Class Mail Murray C Campbell Address Redacted First Class Mail Murray C Campbell Address Redacted First Class Mail Murray C Campbell c/o Deborah Ann Dwan Address Redacted First Class Mail Murray C Campbell c/o Deboray A Dawn Address Redacted First Class Mail Murray Cohen, Trustee of The Murray Cohen Living Trust, DDT 03/29/99 Address Redacted First Class Mail Murray Services, Inc 3209 N Vernon Hinton, OK 73047 First Class Mail Murray Street Investments LLC 11653 Thistle Hill Place San Diego, CA 92130 First Class Mail Murray Street Investments LLC P.O. Box 1341 Edmond, OK 73083 First Class Mail Murray Street Investments, LLC 2725 Amesbury Lake Dr Edmond, OK 73013 First Class Mail Murry B & Lavelle Atterberry Address Redacted First Class Mail Murry M Robinson Address Redacted First Class Mail Muskie Group LLC 24 Dellwood Ave Chatham, NJ 07928‐1739 First Class Mail Mustang Fuel Corp P.O. Box 960006 Oklahoma City, OK 73196‐0006 First Class Mail Mustang Fueld Corp 13439 Broadway Extension Oklahoma City, OK 73114 First Class Mail Mustang Gas Products 13439 Broadway Extension Oklahoma City, OK 73114 First Class Mail Mustang Gas Products, LLC 9800 North Oklahoma Ave Oklahoma City, OK 73114‐7406 First Class Mail Mustang Heavy Haul, LLC P.O. Box 691017 Tulsa, OK 74169 First Class Mail Mustang Resources Corp, fka Zim Energy Corp & Petra Resources, Inc 9800 North Oklahoma Ave Oklahoma City, OK 73114 First Class Mail Myfin Properties LLC P.O. Box 658 Kingfisher, OK 73750 First Class Mail Myndi L Bolen Address Redacted First Class Mail Myra B Ward Address Redacted First Class Mail Myra B Ward & Carole J Drake, Successor Trustees Under That Certain Irrevocable Trust Agreement Dated August 13, 1979 P.O. Box 18466 Oklahoma City, OK 73154 First Class Mail Myra B Ward Holdings LLC P.O. Box 1187 Enid, OK 73134 First Class Mail Myra B Ward Holdings, LLC P.O. Box 1187 Enid, OK 73702‐1187 First Class Mail Myra B Ward Holdings, LLC P.O. Box 1187 Enid, OK 73702 First Class Mail Myra B Ward Revocable Trust Address Redacted First Class Mail Myra Jeanette Paul Address Redacted First Class Mail Myra Juanita Johnson Address Redacted First Class Mail Myra Loney aka Myra Moyer Bennett Waddle, Dec'D 5/23/1977 Address Redacted First Class Mail Myrick Ok Minerals, LLC 508 W Vandament Ave, Ste 310 Yukon, OK 73099 First Class Mail Myrlane & Ken Mendenhall Address Redacted First Class Mail Myrna Pollard Le Address Redacted First Class Mail Myron Bullis Address Redacted First Class Mail Myron Dubain c/o Alice Dubain Address Redacted First Class Mail Myron G Smith Address Redacted First Class Mail Myrtle D Markel, Deceased Address Redacted First Class Mail Myrtle Harris c/o Ct Clerk District Ct of Kingfisher Co 101 S Main St Kingfisher, OK 73750‐3241 First Class Mail Myrtle Mae Atkinson Address Redacted First Class Mail Myrtle Snodgrass, L E Address Redacted First Class Mail N Bert Smith, Jr Address Redacted First Class Mail N Leonard Fox c/o Len Fox Associates P.O. Box 2107 Darien, CT 06820 First Class Mail N Leonard Fox Address Redacted First Class Mail N V Shires Address Redacted First Class Mail N Vest LLC Devin Newby Bayfield, CO 81122 First Class Mail N Vest LLC 1302 Kremer Dr 2 Bayfield, CO 81122 First Class Mail N Vest LLC Devin Newby 1302 Kremer Dr 2 Bayfield, CO 81122 First Class Mail N Vest, LLC c/o Fred L Smith 48 Cr 250, Ste 5 Durango, CO 81301 First Class Mail Nabob Production Companyc/o John G O'Brien 800 S Monroe Amarillo, TX 79101 First Class Mail Nabors Drilling Solutions P.O. Box 206321 Dallas, TX 75320 First Class Mail Nadine Jo Bloom Tst Dtd 6/8/09 Address Redacted First Class Mail Nadre Ii, Inc 555 South Flower, 40th Fl Dca, 5196 Los Angeles, CA 90071 First Class Mail Naemie F Janzen Address Redacted First Class Mail Naifco Realty Co LLC P.O. Box 75467 Oklahoma City, OK 73147‐0467 First Class Mail Nancy A Herrian Address Redacted First Class Mail Nancy Ann Mckee Address Redacted First Class Mail Nancy Boulton‐Legates Address Redacted First Class Mail Nancy Curry Address Redacted First Class Mail Nancy E Burgett Address Redacted First Class Mail Nancy Ellen Kramer Address Redacted First Class Mail Nancy Frazier Address Redacted First Class Mail Nancy Garrett, As Personal Representative of The Estate of Virginia Lewis P.O. Box 475 Bartlesville, OK 74005 First Class Mail Nancy Garrett, As Successor Trustee of The Lucyl Wilson 1983 Revocable Trust Address Redacted First Class Mail Nancy Glasgow Address Redacted First Class Mail Nancy Gregory Blaylock Address Redacted First Class Mail Nancy Hickman Address Redacted First Class Mail Nancy Jo Burnsc/o Mellon Energy Corp Houston Natural Gas Bldg, 1200 Travis, Ste 200 Houston, TX 77002 First Class Mail Nancy Jo Mason Address Redacted First Class Mail Nancy K Laporte Address Redacted First Class Mail Nancy K Laporte Address Redacted First Class Mail Nancy Kay Edwards Address Redacted First Class Mail Nancy L Bohler Address Redacted First Class Mail Nancy L Bohler Address Redacted First Class Mail Nancy Lea Van Camp Address Redacted First Class Mail Nancy Lee Jackson Address Redacted First Class Mail Nancy Lee Jackson Address Redacted First Class Mail Nancy Maris Potter Address Redacted First Class Mail Nancy Perriman Address Redacted First Class Mail Nancy S Ittleson, Henry Anthony Ittleson & Address Redacted First Class Mail Nancy S Ittleson, Henry Anthony Ittleson & Address Redacted First Class Mail Nancy S Stinchcomb Address Redacted First Class Mail Nancy Terry Address Redacted First Class Mail Nancy Williams Address Redacted First Class Mail Nancy Zoller Bidwell Management,Norther Trust, NA P.O. Box 2222230 Dallas, TX 75222 First Class Mail Naomi Jean Howe Address Redacted First Class Mail Naomi Mccraw Address Redacted First Class Mail Naomi Webb Address Redacted First Class Mail Naomi Webb Address Redacted First Class Mail Naro Foundation For Energy Owner Research & Education 7030 S Yale Ave 404 Tulsa, OK 74136 First Class Mail Naro Foundation For Energy Owner Research & Education 15 West 6th St, Ste 2626 Tulsa, OK 74119 First Class Mail Natasha Hazley Franks Address Redacted First Class Mail Nathan B Butcher, Trustee of The Nathan B Butcher Revocable Trust Address Redacted First Class Mail Nathan B Butcher, Trustee of The Nathan B Butcher Revocable Trust Address Redacted First Class Mail Nathan Bailey Address Redacted First Class Mail Nathaniel M Griffin Address Redacted First Class Mail Nathaniel M Griffin Address Redacted First Class Mail National Bank of Commerce Or Successor & Morgan J Davis, Trustees For Stephen Trammel Under Trust Dated 10/6/49 P.O. Box 830308 Dallas, TX 75283 First Class Mail National Bank of Tulsa, As Executor of The Estate of Robert Wilson P.O. Box 21000 Oklahoma City, OK 73156 First Class Mail National Energy Group, Inc 4925 Greenville Ave, Ste 1400 Dallas, TX 75206 First Class Mail National Oilwell Dht Dba Md Totco 7909 Parwood Circle Dr Houston, TX 77036 First Class Mail National Oilwell Dht, Lp P.O. Box 201153 Dallas, TX 75320‐1153 First Class Mail National Oilwell Dht, Lp c/o Wells Fargo Bank P.O. Box 201224 Dallas, TX 75320‐1224 First Class Mail National Oilwell Varco Lp Dba P.O. Box 201224 Dallas, TX 75320 First Class Mail National Oilwell Varco Lp Dba Tuboscope P.O. Box 201177 Dallas, TX 75320‐1177 First Class Mail National Production Company c/o Guardian Mineral Management & Consulting Agent P.O. Box 471489 Fort Worth, TX 76147 First Class Mail National Production Corp c/o Guardian Mineral Management & Consulting, Agent P.O. Box 471489 Fort Worth, TX 76147 First Class Mail National Surface & Minerals LLC P.O. Box 170 Gainesville, TX 76241‐0170 First Class Mail Nationsbank, Successor By Merger To Bank Iv, Trustee of The W Griswold Smith3011 Karlingdale Dr Greensboro, NC 27455 First Class Mail Native Oil & Gas LLC P.O. Box 1693 Oklahoma City, OK 73101‐1693 First Class Mail Natural Energy Exploration 303 E 17th Ave Denver, CO 80203 First Class Mail Natural Energy Exploration 303 E 17th Ave Suite 630 Denver, CO 80203 First Class Mail Natural Energy Investors Ltd 2200 West Oklahoma Ave Enid, OK 73703 First Class Mail Natural Energy Investors, Ltd 2200 West Oklahoma Ave Enid, OK 73073 First Class Mail Navickas Limited Partnership 2 Sumac Ln North Oaks, MN 55127 First Class Mail Navickas Limtied Partnership 2 Sumac Ln North Oaks, MN 55127 First Class Mail Naylor Fam Rev Trst Dtd 08/22/2002 Address Redacted First Class Mail Nbi Properties Inc c/o Carol J Mcnern P.O. Box 4470 Tulsa, OK 74159 First Class Mail Nbi Services, Inc Turnaround Professionals, C David Rhoades ‐ Receiver, 401 South Boston, Ste 2320 Tulsa, OK 74103 First Class Mail Nboc of Houston & Morgan J Davis Trustees, Thomas Stephen Trammell Address Redacted First Class Mail Ncnb Texas National Bank, Trustee of The Cross Timbers Royalty Trust P.O. Box 1317 Fort Worth, TX 76101 First Class Mail Nd Wells, LLC One Mauchly Irvine, CA 92618 First Class Mail Nd Wells, LLC c/o Ariel Goldin 18800 Von Karman Ave, Ste A Irvine, CA 92612 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 46 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 49 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Nd Wells, LLC c/o Ariel Goldin One Mauchly Irvine, CA 92618 First Class Mail Ndh Company 10710 Pagewood Dr Dallas, TX 75230 First Class Mail Neal G Wasemiller 2004 Rev Trst Address Redacted First Class Mail Nebraska State Treasurer Attn: Unclaimed Property Div 809 P St Lincoln, NE 68508‐1390 First Class Mail Neel Energy Group LLC P.O. Box 187 Fisher, IN 46038 First Class Mail Nehaben Amin Address Redacted First Class Mail Neil G & Leslie M Moss Rev Interviv Address Redacted First Class Mail Neil W Woodward Address Redacted First Class Mail Neil W Woodward & His Known & Unknown Heirs, Successors & Assigns Address Redacted First Class Mail Nelda Ray Droke Knight Address Redacted First Class Mail Nellie Marie Bray Rev Trust Address Redacted First Class Mail Nellie Murrell Address Redacted First Class Mail Nelson Exploration Corp 21743 E 610 Rd Hennessey, OK 73742 First Class Mail Nelson Oil & Gas, LLC 302 W Choctaw Ave Chickasha, OK 73018 First Class Mail Nemaha Environmental Services 1018 W Cherry Ave Enid, OK 73703 First Class Mail Nemaha Environmental Services LLC 1018 W Cherry Ave Enid, OK 73703 First Class Mail Nemaha Exploration & Production, LLC c/o Gs Global Corp Gs Tower, 679, Yeoksanm‐Dong Gangnam‐Gu, Seoul, 135‐080 Korea First Class Mail Nemishawn, Inc 1111 Seventh Ave N, Ste 107 Saint Petersburg, FL 33705 First Class Mail Neta J Wilson Rev Trust Address Redacted First Class Mail Neva Legate Address Redacted First Class Mail Nevada Office of The State Treasurer Attn: Unclaimed Property Grant Sawyer Bldg 555 E Washington Ave, Ste 5200 Las Vegas, NV 89101 First Class Mail Nevill Manning Dba Manahan Oil c/o Mrs J M Farmer 2112 Indiana Lubbock, TX 79410 First Class Mail Nevill Manning Dba Manahan Oil c/o Mrs J M Farmer 2112 Indiana Lubbock, TX 79410 First Class Mail New Dawn Energy LLC 6108 W Birmingham Cr Broken Arrow, OK 74011 First Class Mail New Direction Ira Inc Fbo Mark Floyd 1070 W Century Dr, Ste 101 Louisville, CO 80027 First Class Mail New England Building, Inc 1900 East 9th St Cleveland, OH 44114 First Class Mail New Guys Flowback Oilfield Serv Inc 3860 24th Ave Norman, OK 73071 First Class Mail New Hampshire State Treasury Attn: Abandoned Property Div 25 Capitol St, Rm 205 Concord, NH 3301 First Class Mail New Jersey Natural Resources Co 1415 Wyckoff Rd Wall, NJ 73034 First Class Mail New Jersey Natural Resources Company (1) 1415 Wyckoff Rd Wall, NJ 07719 First Class Mail New Mexico Taxation & Revenue Dept Attn: Unclaimed Property Office P.O. Box 25123 Santa Fe, NM 87504‐5123 First Class Mail New South Minerals Inc 20008 Champion Forest Dr 1204 Spring, TX 77379 First Class Mail New York Office of The State Comptroller Attn: Office of Unclaimed Funds 110 State St Albany, NY 12236 First Class Mail Newer Living Trust Dated February 28, 1997 Address Redacted First Class Mail Newfield Exploration Mid Continent c/o Elias, Books, Brown & Nelson, PC Attn: L Vance Brown 2 Leadership Sq 211 N Robinson, Ste 1300 Oklahoma City, OK 73102 First Class Mail Newfield Exploration Mid Continent c/o Mahaffey & Gore, PC Attn: Travis P Brown 300 NE 1st St Oklahoma City, OK 73104‐4004 First Class Mail Newfield Exploration Mid Continent c/o Mcafee & Taft Attn: Timothy Bomhoff 2 Leadership Sq 211 N Robinson Ave, 10th Fl Oklahoma City, OK 73102‐7103 First Class Mail Newfield Exploration Mid‐ Continent Inc c/o Ovintiv Mid‐Continent Inc 24 Waterway Ave, Ste 900 The Woodlands, TX 77380 First Class Mail Newfield Exploration Mid‐Continent 4 Waterway Sq Pl Ste 100 The Woodlands, TX 77380 First Class Mail Newfield Exploration Mid‐Continent Inc 24 Waterway Ave, Ste 900 The Woodlands, TX 77380 First Class Mail Newfield Exploration Mid‐Continent Inc, A Delaware Corp 4 Waterway Sq Place, Ste 100 The Woodlands, TX 77380 First Class Mail Newfield Exploration Mid‐Continent, Inc 4 Waterway Sq Place, Ste 100 Spring, TX 77380 First Class Mail Newfield Exploration Mid‐Continent, Inc 4 Waterway Sq Place, Ste 100 The Woodlands, TX 77380 First Class Mail Newkumet Exploration Inc P.O. Box 11330 Midland, TX 79702 First Class Mail Newkumet Ltd P.O. Box 11330 Midland, TX 79702 First Class Mail Newpark (Drilling) Resources, Inc P.O. Box 973167 Dallas, TX 75397 First Class Mail Nextier Completion Services Dba C&J Spec‐Rent P.O. Box 733404 Dallas, TX 75373 First Class Mail Nexus Bsp LLC 1512 Larimer St, Ste 150 Denver, CO 80202 First Class Mail Nexus Resources, LLC 1512 Larimer St, Ste 150 Denver, CO 80202 First Class Mail Nexus Sidecar I, Lllp Address Redacted First Class Mail Ng Family 2005 LLP 15 East 5th St Suite 3300 Tulsa, OK 74103 First Class Mail Ng Family 2005 LLP 15 East 5th St, Ste 3300 Tulsa, OK 74103 First Class Mail Ngp Income Co‐Investment Opportunities Fund Ii, Lp 5221 N O'Connor Blvd, Ste 1100 Irving, TX 75039 First Class Mail Nicholas & Maribeth Boettler Address Redacted First Class Mail Nicholas G May Address Redacted First Class Mail Nicholas I Morgan Address Redacted First Class Mail Nicholas Joseph Corff Address Redacted First Class Mail Nicholas Koss Boettler Address Redacted First Class Mail Nicholas L Morgan Address Redacted First Class Mail Nicholas R Popovich Address Redacted First Class Mail Nichols & Ratcliffe Oil Prtshp c/o James M Ratcliffe 411 Stonehave Commons Ct Louisville, KY 40207‐2298 First Class Mail Nick J Richards Address Redacted First Class Mail Nickles Land, LLC P.O. Box 93 Rockwall, TX 75087 First Class Mail Nicole Lamae Patterson Address Redacted First Class Mail Nicole Lamae Patterson Address Redacted First Class Mail Nicole Lamae Patterson Address Redacted First Class Mail Nightengale Family Trust Address Redacted First Class Mail Nigliazzo Oil & Gas LLC P.O. Box 591117 San Antonio, TX 78259 First Class Mail Nilay Sheth Address Redacted First Class Mail Nina Frankel Address Redacted First Class Mail Nina Frankel Address Redacted First Class Mail Nina M Blair Address Redacted First Class Mail Nina Omo Lemon Address Redacted First Class Mail Nina Sue Lansford Address Redacted First Class Mail Nina Yearns Address Redacted First Class Mail Nine Energy Service, Inc P.O. Box 734590 Dallas, TX 75373‐4590 First Class Mail Nine Energy Service, Inc Dba Nine Downhold Technologies Llc P.O. Box 734590 Dallas, TX 75373‐4590 First Class Mail Nisarg Shah Address Redacted First Class Mail Nitrogen Solutions 1506 Lamar Pl Jonesboro, AR 72401 First Class Mail No Deck Owner Address Redacted First Class Mail Noah Singer Pollack 1975 Trust No 2 c/o Martha Sundby Address Redacted First Class Mail Nobility Minerals, LLC 3030 Nw Expressway, Ste 900 Oklahoma City, OK 73112 First Class Mail Noble Americas Corp Four Stamford Plaza 107 Elm St Stamford, CT 06902 First Class Mail Noble Americas Corp Two Briar Lake Plaza Tower 2050 W Sam Houston Pkwy, Ste 900 Houston, TX 77042 First Class Mail Noble Americas Corp Four Stamford Plz 107 Elm St Stamford, CT 069502 First Class Mail Noble Energy Inc, As Successor To Noble Energy Production, Inc, As Successor To Patina Oklahoma Corp, As Successor By Merger To Le Norman Energy Corp, As Successor By Merger To Halliburton Oil Producing Cc/o Noble Energy, Inc 1001 Noble Energy Way Houston, TX 77070 First Class Mail Noble Energy, Inc Joseph Lorenzo, Aif 1000 Noble Energy Way Houston, TX 77070 First Class Mail Noble Energy, Inc P.O. Box 910083 Dallas, TX 75391‐0083 First Class Mail Noble Energy, Inc P.O. Box No 910083 Dallas, TX 75391 First Class Mail Noble Investments, Inc 2121 S Yorktown Ave, Ste 1103 Tulsa, OK 74114 First Class Mail Noble Investments, Inc The Trust Co of Oklahoma, Agent P.O. Box 3627 Tulsa, OK 74101 First Class Mail Noble Resources, Inc P.O. Box 570 Mannford, OK 74044 First Class Mail Noble Resources, Inc 134 B Evans Rd Mannford, OK 74044 First Class Mail Noble Royalties Inc 15303 North Dallas Pkwy Suite 1350 Addison, TX 75001 First Class Mail Noble Royalty Access Fund Vii LP 15601 Dallas Pkwy Suite 900 Addison, TX 75001 First Class Mail Noble Royalty Access Fund Vii, Lp P.O. Box 660082 Dallas, TX 75266‐0082 First Class Mail Noble Royalty Access Fund Viii, Lp P.O. Box 660082 Dallas, TX 75266‐0082 First Class Mail Noco Investment Co, Inc P.O. Box 35769 Tulsa, OK 74153 First Class Mail Noel Moore Address Redacted First Class Mail Nola Faye Pribil Address Redacted First Class Mail Nola J Hill Rev Trust Address Redacted First Class Mail Nominee For Ncnb Texas National Bank 901 Main St Dallas, TX 75202‐3707 First Class Mail Nora Cain Family Trust Address Redacted First Class Mail Nora Davis, aka Nora L Davis Address Redacted First Class Mail Nora E Hafer Address Redacted First Class Mail Nora E Hafer, Deceased Address Redacted First Class Mail Nora J Sturgeon Address Redacted First Class Mail Noram Petroleum Corp c/o Chaparral Energy, Llc 701 Cedar Lake Blvd Oklahoma City, OK 73154 First Class Mail Norbell, A Family Partnership 20 Stanwix St, Ste 650 Pittsburg, PA 15222 First Class Mail Norbert Siegfried Address Redacted First Class Mail Norbert T Pekarek Address Redacted First Class Mail Nordstrand Engineering Inc 3229 D'Amico St, Ste 200 Houston, TX 77019‐1908 First Class Mail Norma Daneshmand Address Redacted First Class Mail Norma Faye Patman Address Redacted First Class Mail Norma Harris Address Redacted First Class Mail Norma Hill, Deceased c/o Gary Gene Hill Address Redacted First Class Mail Norma J Carlson Trust Address Redacted First Class Mail Norma J Juneau Ira Account Pensco Trust Company, Custodian 275 Battery St Ste 1220 San Francisco, CA 94111 First Class Mail Norma J Reinier Trust Dtd 12/09/95 Address Redacted First Class Mail Norma Jean Baker Address Redacted First Class Mail Norma Jean Soudek Address Redacted First Class Mail Norma Jean Vap Address Redacted First Class Mail Norma Lee States Address Redacted First Class Mail Norma Lee States Address Redacted First Class Mail Norma S Duane Address Redacted First Class Mail Norma Wilfong, By Ronald Dean Wilfong, Attorney‐In‐Fact 4801 Doe Run Dr Yukon, OK 73099 First Class Mail Norman Blankinship Address Redacted First Class Mail Norman D & Nancy Ayers Trust Address Redacted First Class Mail Norman Earl Dyer Address Redacted First Class Mail Norman Earl Price Estate Address Redacted First Class Mail Norman Shutler Trust Address Redacted First Class Mail Norman Weigand Address Redacted First Class Mail Normarth Corp 14121 78th Rd Flushing, NY 11367 First Class Mail Normarth Corp 1059 Jackson St The Villages, FL 32162‐3763 First Class Mail Normoco Inc P.O. Box 3095 Edmond, OK 73083‐3095 First Class Mail Norris Family LLC 6937 Hereford Dr Enid, OK 73703 First Class Mail Nortex Corp 1415 Louisiana, Ste 3100 Houston, TX 77002 First Class Mail Nortex Corp c/o Northern Tr Co Acct No 03‐14131 P.O. Box 22710 Houston, TX 77227‐7710 First Class Mail Nortex Corp c/o The Northern Trust Company 3009 Post Oak Blvd, Ste 1212 Houston, TX 77056 First Class Mail Nortex Corporation Acct 03‐14131, P.O. Box 27710 Houston, TX 77227‐7710 First Class Mail North Carolina Dept of State Treasurer Attn: Unclaimed Property Div P.O. Box 20431 Raleigh, NC 27619‐0431 First Class Mail North East Reserves LLC 7548 Totier Creek Farm Rd Scottsville, VA 24590 First Class Mail Northern Safety P.O. Box 4250 Utica, NY 13504 First Class Mail Northgate Royalty Fund B Holding, LLC P.O. Box 757 Notre Dame, IN 46566‐0757 First Class Mail Northwest Capital Management & Trust Co, Montana P.O. Box 30058 Billings, MT 59117 First Class Mail Northwest Oil & Gas Exploration LLC P.O. Box 20310 Oklahoma City, OK 73156‐0310 First Class Mail Northwest Oil & Gas Exploration, LLC P.O. Box 20310 Oklahoma City, OK 73156 First Class Mail Northwest Oklahoma Pathologists Address Redacted First Class Mail Northwest Royalty LLC P.O. Box 20310 Oklahoma City, OK 73156 First Class Mail Norval Jones Address Redacted First Class Mail Norvell Royalty Co Inc 1507 South Okfuskee Ave Wewoka, OK 74884 First Class Mail Norvell Royalty Co LLC c/o Heritage Trust Co Agent 621 N Robinson, Ste 100 Oklahoma City, OK 73102 First Class Mail Norville Oil Co, Inc 901 E Britton Rd Oklahoma City, OK 73114 First Class Mail Norville Oil Co, LLC 901 East Britton Rd Oklahoma City, OK 73114 First Class Mail Nosley Assets 807 Las Cimas Pkwy, Ste 350 Attn: Emily Alspaw Austin, TX 78746 First Class Mail Nosley Assets, LLC 807 Las Cimas Pkwy, Ste 350 Austin, TX 78746 First Class Mail Notting Hill Properties LLC P.O. Box 6497 Norman, OK 73070 First Class Mail Novella Jo Ford, aka Novella Jo Hines Address Redacted First Class Mail Nrg Asset Management, LLC, Agent For Orchard Company 4005 Nw Expressway, Ste 500 Oklahoma City, OK 73116 First Class Mail Ntwj Properties, Lp 301 Main Plaza Box 353 New Braunfels, TX 78130 First Class Mail Nwm Operating Inc 202 S Main St Okeene, OK 73763 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 47 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 50 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Nwm Operating Inc P.O. Box 526 Okeene, OK 73763 First Class Mail Nyx LLC 205 N Michigan Ave, Ste 3770 Chicago, IL 60601 First Class Mail Nyx LLC Attn: Larry Aschebrook & MBromiley 205 N Michigan Ave Chicago, IL 60601 First Class Mail Nyx LLC Attn: Larry Aschebrook & MBromiley 205 N Michigan Ave, Ste 3770 Chicago, IL 60601 First Class Mail O & G, LLC c/o Dvorak Borstner Associates Pa 5260 Lake Sarah Hts Dr Loretto, MN 55357 First Class Mail O Dale Smith‐Sinclair Smith Siragusa Trustc/o AC Smith Address Redacted First Class Mail O Lee Howser Trust Dated April 13, 1999 Address Redacted First Class Mail O&G, LLC 2 Sumac Ln North Oaks, MN 55127 First Class Mail O&G, LLC, A Minnesota Limited Liability Company 2 Sumac Ln North Oaks, MN 55127 First Class Mail Oak Valley Swd Address Redacted First Class Mail Oakridge Enterprises, LLC 146000 Oakridge Rd Edmond, OK 73034 First Class Mail Oakwood Minerals I, Lp P.O. Box 17728 Fort Worth, TX 76102 First Class Mail Obera Hipkins Address Redacted First Class Mail Obera Hipkins Address Redacted First Class Mail Obert B Ingle & Betty Jean Ingle, Address Redacted First Class Mail Obert Ingle Address Redacted First Class Mail Obi Asset Holding Co, LLC, Series A P.O. Box 457 Olney, TX 76374‐0457 First Class Mail Obra M Bell Address Redacted First Class Mail Occidental Oil & Gas Corp P.O. Box 27570 Houston, TX 77227 First Class Mail Occidental Oil & Gas Corp 5 Greenway Plaza, Ste 110 Houston, TX 79705 First Class Mail Occidental Oil & Gas Corporation 5 Greenway Plz, Ste 110 Houston, TX 77046 First Class Mail Occidental Petroleum Corp 110 W 7th St 1600 Tulsa, OK 74119 First Class Mail Ocean Energy Resources, Inc 410 17th St, Ste 1400 Denver, CO 80202 First Class Mail Ocean Energy Resources, Inc 1001 Fannin St, Ste 1600 Houston, TX 77002 First Class Mail Ocean Energy, Inc 410 7th St, Ste 1400 Denver, CO 80202 First Class Mail Ocean Energy, Inc P.O. Box 201085 Houston, TX 77216‐1085 First Class Mail Och Minerals, LLC 7401 N Kelley Ave Oklahoma City, OK 73111‐8420 First Class Mail Odessa Corp P.O. Box 125 Oklahoma City, OK 73101 First Class Mail Odessa Johnson, Her Known & Unknown Heirs, Devisees, Or Successors Address Redacted First Class Mail Odhs Partners LLC P.O. Box 1267 Pagosa Springs, CO 81147 First Class Mail Odis Crane & Equipment, LLC P.O. Box 907 Elk City, OK 73648 First Class Mail Office of Natural Resources Revenue P.O. Box 25627 Denver, CO 80225‐0627 First Class Mail Office of Natural Resources Royalty Management Program P.O. Box 5760 Denver, CO 80217 First Class Mail Office of The Indiana Attorney General Attn: Unclaimed Property Div P.O. Box 2504 Greenwood, IN 46142 First Class Mail Office of The State Treasurer Attn: Unclaimed Property 109 State St, Ste 4 Montpelier, VT 05609‐6200 First Class Mail Office of The West Virginia State Treasurer Attn: Unclaimed Property State Capitol, Room E‐145 1900 Kanawha Blvd, East Charleston, WV 25305 First Class Mail Oft LLC c/o Gail M Cope 4624 NW 61st St Oklahoma City, OK 73112‐7520 First Class Mail Og & E Address Redacted First Class Mail Ogi, Inc 841 Hersch Ave Pagosa Springs, CO 81147 First Class Mail Ogm Partners I P.O. Box 17728 Fort Worth, TX 76102 First Class Mail Ogp, LLC 107 S Broadway Edmond, OK 73034 First Class Mail Ohana Minerals, LLC 1050 E 2nd St, Ste 212 Edmond, OK 73034 First Class Mail Ohana Resources LLC P.O. Box 32283 Edmond, OK 73003 First Class Mail Ohana Resources, LLC 1050 E 2nd St 212 Edmond, OK 73034 First Class Mail Ohana Resources, LLC c/o Hall, Estill, Hardwick, Gable, Golden & Nelson, PC Attn: Larry G Ball 320 South Boston Ave Ste 200 Tulsa, OK 74103‐3706 First Class Mail Ohana Resources, LLC P.O. Box 934 Alto, TX 75925 First Class Mail Ohana Resources, LLC 1050 E 2nd St Ste 212 Edmond, OK 73034 First Class Mail O'Hern Family Trust Address Redacted First Class Mail Oil Country Pipe & Supply Inc P.O. Box 3748 Enid, OK 73702 First Class Mail Oil Country Pipe & Supply, LLC P.O. Box 3748 Enid, OK 73702 First Class Mail Oil Nut Bay Royalties Lp P.O. Box 671099 Dallas, TX 75367‐1099 First Class Mail Oil Well Cementing & Redi‐Mix P.O. Box 271435 Oklahoma City, OK 73137 First Class Mail Ok Contract Services LLC Rt 1 Box 93 Balko, OK 73931 First Class Mail Ok Swabbing Address Redacted First Class Mail OK Swabbing, Inc P.O. Box 835 Hennessey, OK 73742‐0835 First Class Mail Okie Energy Group Ii LLC 1141 N Robinson Suite 400 Oklahoma City, OK 76374 First Class Mail Okla Oil & Gas Management Inc P.O. Box 6786 Edmond, OK 73083 First Class Mail Oklahoma Baptist University c/o Baptist Foundation of Tx Dba Highground Advisors P.O. Box 840350 Dallas, TX 75284‐0350 First Class Mail Oklahoma Columbia Property Co c/o Property Co of America 2431 E 61st St Suite 220 Tulsa, OK 74136 First Class Mail Oklahoma Columbia Property Co c/o Property Co of America 4111 S Darlington Ave 1190 Tulsa, OK 74135‐6381 First Class Mail Oklahoma Dept of Transportation Comptroller Division 200 Ne 21st St Oklahoma City, OK 73105 First Class Mail Oklahoma Electrical Supply Company 4901 N Sewell Ave Oklahoma City, OK 73118 First Class Mail Oklahoma Energy Acquisition Lp 15021 Katy Freeway, Ste 400 Houston, TX 77094 First Class Mail Oklahoma Energy Acquisitions 15021 Katy Freeway, Ste 400 Houston, TX 77094 First Class Mail Oklahoma Energy Acquisitions, LLC 15021 Katy Freeway, Ste 400 Houston, TX 77094 First Class Mail Oklahoma Energy Acquisitions, Lp 15021 Katy Freeway 400 Houston, TX 77094 First Class Mail Oklahoma Energy Acquisitions, Lp 15021 Katy Freeway, Ste 400 Houston, TX 77094 First Class Mail Oklahoma Energy Acquisitions, Lp dba Alta Mesa Resources c/o Elias, Books, Brown & Nelson, PC Attn: L Vance Brown 2 Leadership Sq 211 N Robinson, Ste 1300 Oklahoma City, OK 73102 First Class Mail Oklahoma Oil Tactics 10813 Canyon Crest Dr Edmond, OK 73025 First Class Mail Oklahoma Production Company 3545 Nw 58th St, Ste 700 Oklahoma City, OK 73112 First Class Mail Oklahoma Royalties Ii, LLC 5 Inverness Dr East Englewood, CO 80112 First Class Mail Oklahoma State Treasurer Attn: Unclaimed Property Div 9520 N May Ave, Lower Level Oklahoma City, OK 73120 First Class Mail Oklahoma State University Foundation 96‐0484 Oklahoma City, OK 73196‐0484 First Class Mail Oklahoma State University Foundation 400 South Monroe Stillwater, OK 74074 First Class Mail Oklahoma State University Foundation P.O. Box 1749 Stillwater, OK 74076‐1749 First Class Mail Oklahoma Unconventional, LLC 5019 North Central Expy Suote C Dallas, TX 75205 First Class Mail Okla‐Tex Energy Corp 1329 East 27th St Tulsa, OK 74114 First Class Mail Okla‐Tex LLC, A Florida LLC 2742 Ne 3rd St Pompano Beach, FL 33062 First Class Mail Okla‐Tex, LLC 2742 Ne 3rd St Pompano Beach, FL 33062 First Class Mail Oksa Minerals, Lp 5111 Broadway St San Antonio, TX 78209 First Class Mail Okstack P‐ 1 Address Redacted First Class Mail Okstack P‐1 LLC 3026 Barron Rd, Ste 100 College Station, TX 77845 First Class Mail Old Dominion Oil Corp 1920 North Drexel Blvd Oklahoma City, OK 73114 First Class Mail Oleta O Shields Estate Address Redacted First Class Mail Olga Jean Shelton Address Redacted First Class Mail Olin Dale Jackson Address Redacted First Class Mail Olive W Garvey, Now Garvey, Inc 4357 Hampton Cir Boulder, CO 80301 First Class Mail Oliver Dean & Wanda Marie States Address Redacted First Class Mail Oliver Dene States Address Redacted First Class Mail Olivia G Lincoln, Lincoln Industries, Inc 4357 Hampton Cir Boulder, CO 80301 First Class Mail Oljeinvest LLC 700 North Pearl St, Ste 2000 Dallas, TX 75201 First Class Mail Oljeinvest LLC c/o Hartzog Conger Case, Llp Attn: William A Johnson 201 Robert S Kerr Ave Ste 1600 Oklahoma City, OK 73102 First Class Mail Oljeinvest LLC c/o Hartzog Conger Cason Attn: Michael Furlong, Esq 201 Robert S Kerr Ave Ste 1600 Oklahoma City, OK 73102 First Class Mail Oljeinvest LLC 600 North Pearl, Ste 1700 Dallas, TX 75201 First Class Mail Oljeinvest, LLC 600 North Pearl St, Ste 1700 Dallas, TX 75201 First Class Mail Oljeinvest, LLC 6000 N Pearl St, Ste 1700 Dallas, TX 75201 First Class Mail Oljeinvest, LLC c/o Hartzog Conger Cason, Llp Attn: William A Johnson 201 N Robert S Kerr Ave, Ste 1600 Oklahoma City, OK 73102 First Class Mail Olsen Oils Inc Lisa Olsen Jarrett, President P.O. Box 1940 Tombstone, AZ 85638 First Class Mail Omimex Petroleum, Inc 7950 John T White Rd Fort Worth, TX 76120 First Class Mail Omni Solutions Agency LLC 5955 De Soto Ave Ste 100 Woodland Hills, CA 91367 First Class Mail Ona Gay Glazier Address Redacted First Class Mail One Source Energy Services P.O. Box 922 Greenville, TX 75404 First Class Mail Oneok Field Service Company, LLC Attn: Contract Administration 5‐3 P.O. Box 871 Tulsa, OK 74102‐0871 First Class Mail Onpoint Energy Services, LLC 25586 N 2980 Rd Cashion, OK 73016 First Class Mail Onrr For Bia (Concho) Concho Agency Allotted P.O. Box 5810 Ta Denver, CO 80217 First Class Mail Opal & Samuel J Anderson J/T Address Redacted First Class Mail Opal Anderson Address Redacted First Class Mail Opal Energy LLC P.O. Box 901 Kingfisher, OK 73750 First Class Mail Opal Energy, LLC 2011 West Danforth Rd 142 Edmond, OK 73003 First Class Mail Opal Energy, LLC 2143 North Highway 64, Ste B Guymon, OK 73942 First Class Mail Opal Pauline Clements Address Redacted First Class Mail Opal R Smith Living Trust Address Redacted First Class Mail Open Range Energy, LLC 14825 Sharon Springs Dr Jones, OK 73049 First Class Mail Ora F Gray Trust Dated March 18, 1993 Address Redacted First Class Mail Ora Maxwell c/o William Bell Address Redacted First Class Mail Oral Stake, c/o Dixie D Stake, Atorney‐In‐Fact Address Redacted First Class Mail Oras Ralph Oswald Address Redacted First Class Mail Oras Ralph Oswald Aka Ralph Oswald, Deceased Address Redacted First Class Mail Orca Energy Co LLC P.O. Box 367 Kingston, OK 73439 First Class Mail Orchard Company 4334 Nw Expressway, Ste 201 Oklahoma City, OK 73116 First Class Mail Orchard Company c/o Nrg Asset Management, Llc, Agent 4334 Nw Expressway, Ste 201 Oklahoma City, OK 73116 First Class Mail Orchid Ad3, LLC, A Texas Limited Liability Company 2100 Ross Ave Suite 187, Lb‐9 Dallas, TX 75201 First Class Mail Orco Service, LLC P.O. Box 691 Kingfisher, OK 73750 First Class Mail Orda Family Partnership c/o Henry S Orda 1717 Broken Arrow Dr Prescott, AZ 86303‐5039 First Class Mail Oregon Dept of State Lands Attn: Unclaimed Property 775 Summer St Ne, Ste 100 Salem, OR 97301 First Class Mail Orion Gamma Drilling Program 509 Madison Ave New York City, NY 10022 First Class Mail Orion Minerals LLC 153 South Broadway St La Porte, TX 77571 First Class Mail Orion Minerals, LLC 4618 Penelope Ct West Lafayette, IN 47906 First Class Mail Orion Natural Resources Corp P.O. Box 3189 Palos Verdes, CA 90274 First Class Mail Orion Natural Resources Corporation 655 Deep Valley Dr Palos Verdes, CA 90274 First Class Mail Orlando E Hazley Sr Address Redacted First Class Mail Orlando J Hazley Address Redacted First Class Mail Orr C Riley Estate Address Redacted First Class Mail Orr Construction, Inc P.O. Box 382 Davenport, OK 74026 First Class Mail Orr Enterprises, Inc P.O. Box 1706 Duncan, OK 73534‐1706 First Class Mail Orval Swaim Address Redacted First Class Mail Orville B Nichols Address Redacted First Class Mail Orville Don Wilfong Address Redacted First Class Mail Osage Land Company 1800 Canyon Park Cir Edmond, OK 73013 First Class Mail Osage Land Company P.O. Box 20772 Oklahoma City, OK 73156 First Class Mail Osage Stack Partners Iii, LLC 1800 Canyon Park Circle, 201 Edmond, OK 73013 First Class Mail Oscar Ellis Jr Address Redacted First Class Mail Oscar J Buffington Address Redacted First Class Mail Oscar Jerome Adams, Jr Address Redacted First Class Mail Oscar Veach, Jr, Deceased, & His Unknown Heirs, Successors, & Assigns Address Redacted First Class Mail Osprey Resources, Inc P.O. Box 56449 Houston, TX 77256‐6449 First Class Mail Osprey Resources, Inc P.O. Box 56449 Houston, TX 77256 First Class Mail Ossie Prim Address Redacted First Class Mail Ossie Prim Address Redacted First Class Mail Osu Foundation Forestry 21‐01130 Dept 96‐0484 Oklahoma City, OK 73196‐0484 First Class Mail Osu Foundation Geology 22‐97150 Dept 96‐0484 Oklahoma City, OK 73196‐0484 First Class Mail Oteka J Pappe, As Trustee of The Oteka J Pappe Truste Address Redacted First Class Mail O‐Tex Holdings, Inc A Div of C&J Spec‐Rent Services, Inc 7045 N Highway 81 Duncan, OK 73533 First Class Mail Otha H Grimes Foundation Dtd 5/21/82 P.O. Box 3183 Tulsa, OK 74101‐3183 First Class Mail Otis Thomas Bernard Address Redacted First Class Mail Otter Creek LLC P.O. Box 1557 Sealy, TX 77474 First Class Mail Otto Christopher Moore Address Redacted First Class Mail Otto Family Irrevocable Trust Address Redacted First Class Mail Otto R Cowell Address Redacted First Class Mail Outcast Oilfield Services, LLC 2222 W 3rd St Elk City, OK 73644 First Class Mail OV Oswald Aka Owen V Oswald, Deceased Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 48 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 51 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Overflow Energy LLC 111 S Main St Booker, TX 79005 First Class Mail Ovintiv Mid‐Continent Inc P.O. Box 660367 Dept 5242 Dallas, TX 75266‐0367 First Class Mail Ovintiv Mid‐Continent Inc Mail Code 5241 P.O. Box 660367 Dallas, TX 75266‐0367 First Class Mail Owen Acton Taylor Estate Address Redacted First Class Mail Owen D Wilson & Mary E Wilson, Address Redacted First Class Mail Owen D Wilson Fam Trst Dtd 08/24/05 Address Redacted First Class Mail Owen D Wilson, Trustee of The Helen Barnes Trust Address Redacted First Class Mail Owen D Wilson, Trustee of The Rolland D Wilson Trust Under Will Address Redacted First Class Mail Owen V Oswald Aka OV Oswald Address Redacted First Class Mail Owl Exploration, LLC ‐Series M 3218 Enfield Rd Austin, TX 78703 First Class Mail Oxley Energy LLC P.O. Box 19545 Houston, TX 77224 First Class Mail Oxxford Energy Corp P.O. Box 4525 Houston, TX 77210 First Class Mail Oxy Usa, Inc P.O. Box 300 Tulsa, OK 74102 First Class Mail Ozark Oil & Gas Corp Of Mammoth Springs Arkansas Route 2, Box 12‐A Mammoth Spring, AR 72554 First Class Mail Ozeta (Stewart) Bradford Estate c/o Jo Reta Tidwell 819 P St Se Ardmore, OK 73401 First Class Mail P B & J Investments 5319 Caladium Dr Dallas, TX 75229 First Class Mail P Dyke Hoppe Address Redacted First Class Mail P Gae Widdows, Successor Trustee of Address Redacted First Class Mail P L R, Inc, A Colorado Corp 1600 Broadway, Ste 1400 Denver, CO 80202 First Class Mail P&D Resources, Inc P.O. Box 274171 Tampa, FL 33688 First Class Mail Pacer Properties 1998 Income Fund‐ Ii Lp Nbi Service Inc Gen Partner P.O. Box 4470 Tulsa, OK 74159‐4470 First Class Mail Pacer Properties 1998 Income Fund ‐ Ii, LP c/o Carol J Mcnern P.O. Box 4470 Tulsa, OK 74159 First Class Mail Pacer Properties Inc c/o Carol J Mcnern P.O. Box 4470 Tulsa, OK 74159 First Class Mail Pacific Enterprises Abc Corp 16400 N Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Pacific Enterprises Abc Corp 101 Ash St San Diego, CA 92101 First Class Mail Pacific Natural Gas Exploration Company 488 8th Ave San Diego, CA 92101 First Class Mail Pactola Development Co P.O. Box 701342 Tulsa, OK 74170 First Class Mail Pagosa Colorado Properties LLC 1040 East Mccabe St Pagosa Springs, CO 81147 First Class Mail Pagosa Minerals LLC 5025 Gaillardia Corp Place, Ste D Oklahoma City, OK 73142 First Class Mail Pagosa Resources LLC 7621 Nw 133rd Place Oklahoma City, OK 73142 First Class Mail Paladin Geological Services, LLC Factoring 738 Arrow Grand Circle Covina, CA 91722 First Class Mail Pall Corp P.O. Box 419501 Boston, MA 02241‐9501 First Class Mail Paloduro Oil & Gas Company P.O. Box 15305 Amarillo, TX 79105 First Class Mail Paloduro Oil & Gas Company 418 S Polk Amarillo, TX 79105 First Class Mail Paloma Partners Iv LLC 1100 Louisiana St Ste 5100 Houston, TX 77002 First Class Mail Paloma Partners Iv, LLC 1100 Louisiana,St, Ste 5100 Houston, TX 77002 First Class Mail Pam Halverson Address Redacted First Class Mail Pam Weber Address Redacted First Class Mail Pam Weber Address Redacted First Class Mail Pamela Ann Childs Address Redacted First Class Mail Pamela C Floyd Tr Address Redacted First Class Mail Pamela C Floyd Trust Address Redacted First Class Mail Pamela C Floyd, Successor Trustee of The Michael W Harrison Revocable Trust Address Redacted First Class Mail Pamela C Floyd, Trustee of Address Redacted First Class Mail Pamela C Kennedy Davis Address Redacted First Class Mail Pamela C Kennedy Davis Address Redacted First Class Mail Pamela Gail Rhoads Wofford Address Redacted First Class Mail Pamela Gail Wofford Address Redacted First Class Mail Pamela Gail Wofford Address Redacted First Class Mail Pamela Gay Cochrane Address Redacted First Class Mail Pamela I Stephenson Address Redacted First Class Mail Pamela J Chelsea Trust Dtd 10/9/09 Address Redacted First Class Mail Pamela J Chelsea, Trustee of The Pamela J Chelsea Trust Dated October 9, 2009 Address Redacted First Class Mail Pamela J Farrington Address Redacted First Class Mail Pamela J Turney Bacus Trust Address Redacted First Class Mail Pamela J Turney Bacus Trust Address Redacted First Class Mail Pamela K Kuhn c/o Austin Evans Law, Llc Attn: Austin C Evans P.O. Box 1258 Kingfisher, OK 73750 First Class Mail Pamela K Kuhn Address Redacted First Class Mail Pamela K Lee Address Redacted First Class Mail Pamela L Bailey Address Redacted First Class Mail Pamela L Haines Address Redacted First Class Mail Pamela P Whitley Address Redacted First Class Mail Pamela R Weber Address Redacted First Class Mail Pamela S Frazier Address Redacted First Class Mail Pamela S Pappe Address Redacted First Class Mail Pamela Sue Grodman Address Redacted First Class Mail Pamela Sue Husk Address Redacted First Class Mail Pamela Sue Williams Rev Trust Address Redacted First Class Mail Pamela Sue Williams, Trustee of The Pamela Sue Williams Revocable Trust Address Redacted First Class Mail Pamela Sue Wright Address Redacted First Class Mail Pamela Wilson Hall Address Redacted First Class Mail Pangaea Exploration Corp 1800 Canyon Park Circle, Ste 401 Edmond, OK 73013 First Class Mail Pangaea, Inc 13600 Three Oaks Dr Jones, OK 73049 First Class Mail Pangea Exploration Corp 1800 Canyon Park Circle, Ste 401 Edmond, OK 73013 First Class Mail Pangea Properties, Inc P.O. Box 634 Wichita Falls, TX 76307 First Class Mail Panhandle Oil & Gas Inc Dept 96‐0299 Oklahoma City, OK 73196‐0299 First Class Mail Panhandle Oil & Gas Inc 5400 N Grand Blvd, Ste 300 Oklahoma City, OK 73112 First Class Mail Panhandle Oil & Gas, Inc, Formerly Panhandle Royalty Company 5400 N Grand Blvd Ste 300 Oklahoma City, OK 73112 First Class Mail Panhandle Oil and Gas Inc Attn: Sara Crawford 5400 N Grand Blvd, Ste 300 Oklahoma City, OK 73112 First Class Mail Panhandle Royalty Company 5400 North Grand Blvd, Ste 210 Oklahoma City, OK 73112 First Class Mail Panhandle Royalty Company 5400 North Grand Blvd, Ste 300 Oklahoma City, OK 73112 First Class Mail Panoramic Oil & Gas Ok, LLC 4407 Bee Cave Rd, Ste 421 West Lake Hills, TX 78746 First Class Mail Panther Drilling Systems, LLC 14201 Caliber Dr, Ste 300 Oklahoma City, OK 73134 First Class Mail Pappe Family Trust 11/21/95 Address Redacted First Class Mail Par Oil Company, Inc P.O. Box 1799 Denver, CO 80201 First Class Mail Paraclifta Land & Minerals Limited Partnership P.O. Box 6387 San Antonio, TX 78209 First Class Mail Paragon Petroleum, Inc 1061 Nw Expressway Oklahoma City, OK 73118 First Class Mail Paragon Power Holdings LLC 7504 Yorkshire Ct Amarillo, TX 79121‐1854 First Class Mail Pardue 2, LP 101 East Walker Breckenridge, TX 76424 First Class Mail Paris Holt Address Redacted First Class Mail Parity Investments 4433 Wagonwheel Rd Edmond, OK 73034 First Class Mail Parity Investments, c/o Dan J Schilling PO 1101 Edmond, OK 73083‐1101 First Class Mail Park Energy Services, LLC 1015 N Broadway, S 301 Oklahoma City, OK 73102 First Class Mail Parker Investment Group Inc P.O. Box 18717 Oklahoma City, OK 73154 First Class Mail Parkview Church of Christ As Address Redacted First Class Mail Parrain Oil & Gas, LLC 3400 Newark St Nw Washington, DC 20016‐3166 First Class Mail Parrain Oil & Gas, LLC 3400 Newark St Nw Washington, DC 20016 First Class Mail Parrex Associates Inc 7105 Warrens Way Wanaque, NJ 07465 First Class Mail Parrish Electric, Inc 3 East Boundary Perry, OK 73077 First Class Mail Parson Petroleum LLC P.O. Box 163203 Austin, TX 78716 First Class Mail Parson Welding Inc 28334 N 2860 Rd Okarche, OK 73762 First Class Mail Partnership Properties Co P.O. Box 2250 Denver, CO 80201 First Class Mail Pasby Energy LLC 13213 Oakcliff Rd Oklahoma City, OK 73120 First Class Mail Pat Borelli Family Trust Address Redacted First Class Mail Pat Borelli, Trustee Address Redacted First Class Mail Pat Borelli, Trustee of Address Redacted First Class Mail Pat Borelli, Trustee of Address Redacted First Class Mail Pat Mcvicker Oilfield Services, LLC P.O. Box 341 Woodward, OK 73802 First Class Mail Patricia A Baca Address Redacted First Class Mail Patricia A Cordonnier Address Redacted First Class Mail Patricia A Cordonnier Address Redacted First Class Mail Patricia A Craven Laughlin Address Redacted First Class Mail Patricia A Furney Address Redacted First Class Mail Patricia A Furney Address Redacted First Class Mail Patricia A Laughlin Address Redacted First Class Mail Patricia A Mcknight Rev Lvg Tst Address Redacted First Class Mail Patricia A Reynolds Address Redacted First Class Mail Patricia A Wooten Address Redacted First Class Mail Patricia Albert Address Redacted First Class Mail Patricia Alison Rhoads Address Redacted First Class Mail Patricia Alison Rhoads Address Redacted First Class Mail Patricia Ann Buffington Address Redacted First Class Mail Patricia Ann Buffington Address Redacted First Class Mail Patricia Ann Buffington c/o Gw Thomas Iii Address Redacted First Class Mail Patricia Ann Collins Address Redacted First Class Mail Patricia Ann Pulliam Address Redacted First Class Mail Patricia Ann Throckmorton Address Redacted First Class Mail Patricia Anne Cobb Address Redacted First Class Mail Patricia Bledsoe Address Redacted First Class Mail Patricia C Monsees Lvg Trust Address Redacted First Class Mail Patricia C Osborne Address Redacted First Class Mail Patricia C Osborne Address Redacted First Class Mail Patricia E Kaplan Address Redacted First Class Mail Patricia E Schroeder Rev Trust Address Redacted First Class Mail Patricia E Smith & Bruce Lee Smith, Trustees Address Redacted First Class Mail Patricia E Smith Rev Trust Address Redacted First Class Mail Patricia Ellen Hopkins Address Redacted First Class Mail Patricia Francis Address Redacted First Class Mail Patricia G Brown Address Redacted First Class Mail Patricia G Brown Trust Address Redacted First Class Mail Patricia Lee Horner Address Redacted First Class Mail Patricia Lindley Address Redacted First Class Mail Patricia Louise Orza Address Redacted First Class Mail Patricia Lynn Armbruster Address Redacted First Class Mail Patricia Lynn Armbuster Address Redacted First Class Mail Patricia Miller Address Redacted First Class Mail Patricia Miller Address Redacted First Class Mail Patricia Monnet Maddux Address Redacted First Class Mail Patricia Moore Hess Address Redacted First Class Mail Patricia Morgan Broadfoot Address Redacted First Class Mail Patricia N Center Address Redacted First Class Mail Patricia P Nick Rev Trust 1992 Address Redacted First Class Mail Patricia Pope Strieber Address Redacted First Class Mail Patricia R Haga Address Redacted First Class Mail Patricia Reha Poarch Heaton Address Redacted First Class Mail Patricia S Cowan aka Patricia Speice Cowan, Deceased, c/o Charlene Van Kirk Address Redacted First Class Mail Patricia S Dawson Address Redacted First Class Mail Patricia Scott, Dec'D 8/16/2010 Address Redacted First Class Mail Patricia Sue Strelow Address Redacted First Class Mail Patricia Wooten Address Redacted First Class Mail Patricia Yvonne Love Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 49 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 52 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Patrick & Ruth Vaverka, Jtwros Address Redacted First Class Mail Patrick A Lippmann Rev Trust Address Redacted First Class Mail Patrick C Reesby Address Redacted First Class Mail Patrick D Hubbard Address Redacted First Class Mail Patrick Henry Moery Address Redacted First Class Mail Patrick James Woodc/o Heather Potts Address Redacted First Class Mail Patrick Mcelroy Address Redacted First Class Mail Patrick S Griffin Address Redacted First Class Mail Patrick T Rooney Trust Uta Dtd Address Redacted First Class Mail Patrick Thomas Poarch Address Redacted First Class Mail Patsy D Wedman Address Redacted First Class Mail Patsy Jane Britton Address Redacted First Class Mail Patsy Jane Britton Address Redacted First Class Mail Patsy Lahman 5898 W Mount Carmel Rd Caddo, OK 74729 First Class Mail Patsy Ruth Kirtley Rev Trust Address Redacted First Class Mail Patsy Viersen Brown Address Redacted First Class Mail Patterson Family Rev Trst Jan 2006 Address Redacted First Class Mail Patti C Files Address Redacted First Class Mail Patti Goolsby Address Redacted First Class Mail Patti Lynn Ghere Address Redacted First Class Mail Patti Russell Mark Address Redacted First Class Mail Patty Denton Address Redacted First Class Mail Patty J Johnston Rev Trust Address Redacted First Class Mail Paul & Betsy Ache Family, Lp 13311 Apple Tree Rd Houston, TX 77079‐7107 First Class Mail Paul & Betty Phillips Trust Address Redacted First Class Mail Paul A Prim Address Redacted First Class Mail Paul Albert Wehrenberg, Trustee of The Albert C Wehrenberg Living Trust Address Redacted First Class Mail Paul Breckenridge Patterson Address Redacted First Class Mail Paul D Fossett Ii Address Redacted First Class Mail Paul D Oswald Address Redacted First Class Mail Paul D Trimble Address Redacted First Class Mail Paul E Kloberdanz Family Trust Address Redacted First Class Mail Paul E Magdeburg, Jr Address Redacted First Class Mail Paul Edward Pribil Address Redacted First Class Mail Paul Foster Carpenter Address Redacted First Class Mail Paul G Prim Address Redacted First Class Mail Paul H Gawthrop, Jr Address Redacted First Class Mail Paul Hickman Address Redacted First Class Mail Paul Houston Trust Address Redacted First Class Mail Paul I Schulte Address Redacted First Class Mail Paul J Caragin, Md, Pa Profit Address Redacted First Class Mail Paul J Schmid Address Redacted First Class Mail Paul K Evans Aka Paul Kenneth Evans Address Redacted First Class Mail Paul K Walker Address Redacted First Class Mail Paul Knecht Address Redacted First Class Mail Paul Larry Lee Address Redacted First Class Mail Paul Leisher Jr Address Redacted First Class Mail Paul Lusman Address Redacted First Class Mail Paul Marlin Felts Address Redacted First Class Mail Paul Marlin Felts Address Redacted First Class Mail Paul Michael & Belinda Michael Le Address Redacted First Class Mail Paul Phillips Address Redacted First Class Mail Paul R Murray Address Redacted First Class Mail Paul R Murray Address Redacted First Class Mail Paul Steve Otto Trst Dtd 10/15/81 Address Redacted First Class Mail Paul W Theimer Jr Estate Trust Address Redacted First Class Mail Paul W Theimer, Jr Estate Trust Address Redacted First Class Mail Paula A & G Randall Boelsems Address Redacted First Class Mail Paula Jean Downing Address Redacted First Class Mail Paula Jean Downing Address Redacted First Class Mail Paula Meredith Mosie Address Redacted First Class Mail Paula Parrish Address Redacted First Class Mail Paula R Collins Address Redacted First Class Mail Pauletta Cox Address Redacted First Class Mail Paulette Cox Address Redacted First Class Mail Paulette Ilene Woods Address Redacted First Class Mail Paulette L Montgomery Address Redacted First Class Mail Paulette M Cox Address Redacted First Class Mail Pauline Caldwell Hardman Address Redacted First Class Mail Pauline E Jimerson Address Redacted First Class Mail Pauline Gray Address Redacted First Class Mail Pauline Johnson Address Redacted First Class Mail Pauline Madden Address Redacted First Class Mail Pauline Rich Address Redacted First Class Mail Pauline Stieferman Address Redacted First Class Mail Pauline Thompson Address Redacted First Class Mail Pauline Thompson c/o Kathy Mcnutt Address Redacted First Class Mail Pauper Petroleum LLC P.O. Box 432 Piedmont, OK 73078‐0432 First Class Mail Pauper Petroleum, LLC P.O. Box 432 Piedmont, OK 73078 First Class Mail Paws, LLC 194 Summers St Charleston, WV 25301 First Class Mail Payne Petroleum Corp c/o Payne Exploration Co 7005 North Robinson Ave Oklahoma City, OK 73116 First Class Mail Payrock Energy LLC c/o Marathon Oil Company 5555 San Felipe Rd Houston, TX 77056 First Class Mail Payrock Energy, LLC 3200 Quail Springs Pkwy, Ste 210 Oklahoma City, OK 73134 First Class Mail PBO Inc P.O. Box 223 Enid, OK 73703 First Class Mail Pcb Resources, Inc 3631 Quail Creek Rd Oklahoma City, OK 73120 First Class Mail Pdi Inc 105 N Hudson Ave Ste 800 Oklahoma City, OK 73102‐4803 First Class Mail Pdi, Inc 105 North Hudson, Ste 800 Oklahoma City, OK 73116 First Class Mail Peace United Church of Christ c/o Peace United Church of Christ, A/K/A Loyal Evangelical Church, Inc 4th & Grande Loyal, OK 73576 First Class Mail Peachtree Investments 4227 E 99th St Tulsa, OK 74317 First Class Mail Peak Fishing Services, LLC P.O. Box 5786 Midland, TX 79704 First Class Mail Peak Oilfield Services LLC P.O. Box 203997 Dallas, TX 75320 First Class Mail Peak Oilfield Services, LLC P.O. Box 1715 Gainsville, TX 76241 First Class Mail Pearl L Hill, Trustee of The Lester Hill Trust Address Redacted First Class Mail Pearl L Hill, Trustee of The Lester Hill Trust Dated 1/9/08 Address Redacted First Class Mail Pearl L Hill, Trustee of The Pearl L Hill Trust Address Redacted First Class Mail Pearl M Thorp 2016 Revocable Trust Address Redacted First Class Mail Pearl Oil Co c/o Fellers, Snider, Blankenship, Bailey & Tippens, Pc Attn: Terry W Tippens 100 N Broadway Ave Ste 1700 Oklahoma City, OK 73102 First Class Mail Pearl Oil Company 1506 Buttram Rd Nichols Hills, OK 73120 First Class Mail Pearl Thorp 3700 E Market Ave Enid, OK 73701 First Class Mail Pearline J Nichols Irrv Trust & E Address Redacted First Class Mail Pearline J Nichols Revocable Trust Address Redacted First Class Mail Pearline J Nichols, Trustee of The Pearline J Nichols Revocable Trust Address Redacted First Class Mail Pebblestone Properties, LLC 4013 NW Expressway Suite 690 Oklahoma City, OK 73116 First Class Mail Pec Minerals Lp 16400 Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Pec Minerals Lp 16400 North Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Pec Minerals Lp & Sabine Royalty Trust 16400 North Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Pec Minerals, LP Successor To Dalco Oil Company, Sabine Corp, Pacific Enterpris16400 N Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Pecan Tree Limited Partnership 5190 Neil Rd, Ste 430 Reno, NV 89502 First Class Mail Pecos Bend Royalties, Inc P.O. Box 2802 Midland, TX 79702 First Class Mail Pecos Bend Royalties, Lllp Address Redacted First Class Mail Pecos Bend Royalties, Lllp fka Pecos Bend Royalties, Inc P.O. Box 2802 Midland, TX 79710 First Class Mail Pecos Bend Royalties, Lllpfka Pecos Bend Royalties, Lp P.O. Box 2802 Midland, TX 79702 First Class Mail Pedco Resources Company P.O. Box 1628 Mobile, AL 36633 First Class Mail Pegasus Production LLC P.O. Box 1337 Oklahoma City, OK 73101‐1337 First Class Mail Peggie Hazel Nash Address Redacted First Class Mail Peggy Gates Address Redacted First Class Mail Peggy Jane Gary, Trustee of The Peggy Jane Trust c/o Oklahoma United Methodist Foundation 4201 N Classen Blvd Oklahoma City, OK 73118 First Class Mail Peggy R Kunneman Life Estate Address Redacted First Class Mail Peggy Sue Bell Address Redacted First Class Mail Peggy Teuscher Ivey Address Redacted First Class Mail Peggy Werthen Address Redacted First Class Mail Pego Services, LLC P.O. Box 831 Kingfisher, OK 73750 First Class Mail Pelham Incorporated c/o LR French, Iii 1811 Bering, Ste 400 Houston, TX 77057 First Class Mail Pelican Oil & Gas Company, LLC 6300 Charrington Dr Englewood, CO 80111 First Class Mail Pelican Oil & Gas Company, LLC c/o Janet Streich 6300 Charrington Dr Englewood, CO 80111 First Class Mail Pelican Oil & Gas Company, LLC 6300 Charrington Dr Englewood, CO 80111‐1109 First Class Mail Pelican Oil & Gas Company, LLC 6502 N Hillcrest Oklahoma City, OK 73116 First Class Mail Pembroke Properties Inc 141 Lake Aluma Dr Oklahoma City, OK 73121 First Class Mail Pen‐Dee Corp c/o John W Wood, Jr, Registered Agent 1304 Alan Ln Laredo, TX 78045 First Class Mail Pene Cline Address Redacted First Class Mail Pene Cline Address Redacted First Class Mail Pene Mills Address Redacted First Class Mail Penelope O Lamle Address Redacted First Class Mail Penjudi 2014 LLC 16655 East 870 Rd Okarche, OK 73762 First Class Mail Penn Hills, Inc Profit Sharing Plan P.O. Box 309 Analomink, PA 18320 First Class Mail Penn Pacific Corp 4525 W Twain Ave, 282 Las Vegas, NV 89103 First Class Mail Penn Pacific Corp 3651 Ali Baba Ln Ste 106 Las Vegas, NV 89118 First Class Mail Pennaco Drilling Program c/o Don Marszalik 365 N York Elmhurst, IL 60126 First Class Mail Pennaco Drilling Program 1982‐1 P.O. Box 1148 Oklahoma City, OK 73101 First Class Mail Penney S Farley Address Redacted First Class Mail Pennmarc Resources Ii, Lp c/o Tucker Arsenberg, PC Attn: Jeremy Farrell 1500 One Ppg Place Pittsburgh, PA 15222 First Class Mail Pennmarc Resources Ii, Lp c/o Tucker Arsenberg, PC Attn: Jeremy V Farrell 1500 One Ppg Place Pittsburgh, PA 15222 First Class Mail Pennmark Energy LLC 2601 Nw Expy Ste 1200W Oklahoma City, OK 73112‐7285 First Class Mail Pennsylvania Company 1 E 4th St Cincinnati, OH 45202‐3717 First Class Mail Pennsylvania Company c/o Holden Energy Corp 301 W Main St, Ste 600 Ardmore, OK 73401 First Class Mail Pense Bros Drilling, Co 800 Newbery St Fredericktown, MO 63645 First Class Mail Pentagon Oil Company P.O. Box 399 Kilgore, TX 75633‐0339 First Class Mail Pentagon Oil Company P.O. Box 399 Kilgore, TX 75663‐0399 First Class Mail Pentex Exploration & Producing, Inc P.O. Box 3756 Edmond, OK 73083 First Class Mail Penwell Properties LLC Two Turtle Creek Village 3838 Oak Lawn Ste 1216 Dallas, TX 75219 First Class Mail Percy Holdings LLC P.O. Box 69 Blackfoot, ID 83221 First Class Mail Performance Energy Services LLC P.O. Box 850706 Yukon, OK 73085 First Class Mail Permian Well Service P.O. Box 177 Ringwood, OK 73768 First Class Mail Perry Cline Address Redacted First Class Mail Perry Cline Address Redacted First Class Mail Perry Cline Address Redacted First Class Mail Perry L Griffin Address Redacted First Class Mail Perry Oil Company 5400 N Brookline, Ste 307 Oklahoma City, OK 73112 First Class Mail Peter & Nancy Keane Trust Address Redacted First Class Mail Peter B Griffin Address Redacted First Class Mail Peter C Dallas Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 50 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 53 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Peter J Massion Address Redacted First Class Mail Peter J Serraino Address Redacted First Class Mail Peter Lacy Address Redacted First Class Mail Peter Lipton Address Redacted First Class Mail Peter M Smith Address Redacted First Class Mail Peter Paul Petroleum Company c/o Phillips Murrah PC Attn: Jason A Dunn 101 N Robinson Ave Corporate Tower, 13th Fl Oklahoma City, OK 73102 First Class Mail Pet‐Rand Minerals LLC 1115 W 84th Pl Tulsa, OK 74132‐3231 First Class Mail Pet‐Rand Minerals, LLC 2020 Oak Trail Stillwater, OK 74074 First Class Mail Pet‐Rand Minerals, LLC 1115 W 84th Place South Tulsa, OK 74132‐3231 First Class Mail Petro Engineering, Inc Is Now Speed Investments 4900 Pullin Ln Norman, OK 73069 First Class Mail Petro Engineering, Inc 4900 Pullin Ln Norman, OK 73069 First Class Mail Petro Guardian, LLC 29089 Krentel Rd Lacombe, LA 70445 First Class Mail Petro Partners, A Partnership P.O. Box 600134 Dallas, TX 75360 First Class Mail Petro Speed, Inc 4900 Pullin Ln Norman, OK 73069 First Class Mail Petro‐Guard Company, Inc 5858 Westheimer, Ste 400 Houston, TX 77057 First Class Mail Petroleum Experts, Inc 757 N Eldridge Pkwy Ste 510 Houston, TX 77079‐4526 First Class Mail Petroleum Fuels Company 6750 W Loop S Ste 748 Bellaire, TX 77001 First Class Mail Petroleum Fuels Company 1611 Corniche St League City, TX 77573 First Class Mail Petroleum Incorporated 300 W Douglas, Ste 1050 Wichita, KS 67202‐2911 First Class Mail Petroleum Investments 6303 Waterford Blvd Oklahoma City, OK 73118 First Class Mail Petroleum Properties Management Company 1400 S Fretz Ave Edmond, OK 73003 First Class Mail Petroleum, Inc 300 E Doulas Ave, Ste 1050 Wichita, KS 67202‐2911 First Class Mail Petro‐Lewis Corp 2121 South Columbia Ave, Ste 650 Tulsa, OK 74144 First Class Mail Petro‐Lewis Corp 1600 Broadway Denver, CO 80202 First Class Mail Petrolima LLC P.O. Box 1113 Midland, TX 79701 First Class Mail Petromark Resources Company 7762 Old Stage Rd Central Point, OR 97502 First Class Mail Petrosouthern, Inc c/o Robert E Swain 2601 W Watrous Ave Tampa, FL 33629 First Class Mail Petrostar Services, LLC 17115 San Pedro Ave , Ste 320 San Antonio, TX 78232 First Class Mail Petrotiger I Ltd P.O. Box 3166 Tulsa, OK 74101 First Class Mail Petrotiger Iv, Ltd c/o Phillips Murrah PC Attn: Jason A Dunn 101 N Robinson Ave Corporate Tower, 13th Fl Oklahoma City, OK 73102 First Class Mail Petro‐Ventures Inc 6305 Wateford Blvd Oklahoma City, OK 73118 First Class Mail Petro‐Ventures, Inc 6305 Waterford Blvd Oklahoma City, OK 73118 First Class Mail Petro‐Western Energy Corp c/o Ralph R Brock 200 W Douglas Ave Wichita, KS 67202 First Class Mail Petty F Ezell, Jr Address Redacted First Class Mail Phalaphine M Yarbrough Address Redacted First Class Mail Phenom Minerals LLC 1111 Bagby St, Ste 2150 Houston, TX 77002 First Class Mail Phil A Sartin Jr Address Redacted First Class Mail Phil B Bowman Irrevocable Tst Address Redacted First Class Mail Phil C Withrow 2525 Northwest Expressway, Ste 321 Oklahoma City, OK 73112 First Class Mail Phil C Withrow 2525 Nw Expressway,Ste 321 Oklahoma City, OK 73112 First Class Mail Philip B Favell Address Redacted First Class Mail Philip E Cook Estate Address Redacted First Class Mail Philip N Maxwell Address Redacted First Class Mail Philippe Baumann c/o Stralem & Co 551 Madison Ave New York, NY 10022 First Class Mail Philippe E Baumann Estate Address Redacted First Class Mail Philippe E Baumann, As Nominee Address Redacted First Class Mail Phillip & Carol York Revocable Trst Address Redacted First Class Mail Phillip & Peggy Cope LLC 11905 Locust Rd Henryetta, OK 74437 First Class Mail Phillip A Temple Address Redacted First Class Mail Phillip B Brown Address Redacted First Class Mail Phillip Carpenter Address Redacted First Class Mail Phillip K Nelson Address Redacted First Class Mail Phillip M Carpenter Rev Inter Vivos Address Redacted First Class Mail Phillip M Skillman Address Redacted First Class Mail Phillip Reilly & Judy Reilly Hw Jt Address Redacted First Class Mail Phillip S Cooper Address Redacted First Class Mail Phillip Stotts Address Redacted First Class Mail Phillip T & Denise N Turner Address Redacted First Class Mail Phillip Travis Address Redacted First Class Mail Phillip W Stumpf, Trustee Address Redacted First Class Mail Phillips & Sons Trucking LLC 3815 Oklahoma Woodward, OK 73801 First Class Mail Phillips 66 Address Redacted First Class Mail Phillips 66 Company Attn: Commercial Contracts ‐ 6 North P.O. Box 421959 Houston, TX 77242‐1959 First Class Mail Phillips Murrah PC 101 N Robinson Ave Thirteenth Fl Oklahoma City, OK 73102 First Class Mail Phillips‐Murray Rev Tst Address Redacted First Class Mail Phoebe L Giddon Address Redacted First Class Mail Phoenix Resources Company 2000 Post Oak Blvd, Ste 100 Houston, TX 77056 First Class Mail Phoenix Resources Company of North America 2000 Post Oak Blvd Ste 100 Houston, TX 77056‐4497 First Class Mail Phoenix Resources Company of North America 6525 N Meridian Ave, Ste 102 Oklahoma City, OK 73116 First Class Mail Phyllis A Logsdon Address Redacted First Class Mail Phyllis A Mccormack Address Redacted First Class Mail Phyllis Fields Address Redacted First Class Mail Phyllis G Morse Address Redacted First Class Mail Phyllis Hazel Cullison Address Redacted First Class Mail Phyllis Hazel Cullison Address Redacted First Class Mail Phyllis Kazdin Address Redacted First Class Mail Phyllis Lynn Morse Address Redacted First Class Mail Phyllis M Shimanek Address Redacted First Class Mail Phyllis May Gossman Liv Trust Address Redacted First Class Mail Phyllis Neill Address Redacted First Class Mail Piedra Minerals, LLC 5025 Gaillardia Corporate Place Suite D Oklahoma City, OK 73142 First Class Mail Pierzchala Family Tst Dtd 7/8/14 Address Redacted First Class Mail Piggyback Petroleum LLC P.O. Box 1208 Laramie, WY 82073 First Class Mail Pillar Energy LLC 107 Phyllis Dr Charleston, WV 25302 First Class Mail Pinion Group LLC P.O. Box 52383 Tulsa, OK 74152‐0383 First Class Mail Pinkston Resources Lp 500 N Akard St Ste 2970 Dallas, TX 75201‐6621 First Class Mail Pintail Production Company Inc 6467 Southwest Blvd Ft. Worth, TX 76132 First Class Mail Pioneer Exploration LLC 421 Nw 13th St Suite 210 Oklahoma City, OK 73103 First Class Mail Pitt & Co 551 5th Ave, 37th Fl New York City, NY 10176 First Class Mail PJB Revocable Living Trust Address Redacted First Class Mail PJB Revocable Living Trustr Address Redacted First Class Mail Plant Improvement Co Inc 1800 Briarcliff Rd Ne Atlanta, GA 30329 First Class Mail Plateau Energy Services, LLC Rr 4 Box 170 Beaver, OK 73932 First Class Mail Platform Energy Iii, LLC 1018 N 5th St Abilene, TX 79601‐5144 First Class Mail Platinum Control Technologies 2822 W 5th St Fort Worth, TX 76107 First Class Mail Pleasant Grove Missionary Baptist Church P.O. Box 662 Hennessey, OK 73742 First Class Mail Pm Hackbarth ‐ Oklahoma Rev Tr Dtd 10/29/1997 c/o Bank of Oklahoma Succ Ttee P.O. Box 1588 Tulsa, OK 74101 First Class Mail PM Hackbarth‐Oklahoma Revocable Trust Bank of Oklahoma, Trustee P.O. Box 3499 Tulsa, OK 74101 First Class Mail Pnb Securities Corp 333 South Hope St Los Angeles, CA 90071 First Class Mail Pnc Bank, NA & Robert R Scholz, In Their Capacities As Co‐Trustees Under The Will of Robert O Scholz 620 Liberty Ave Pittsburgh, PA 15222 First Class Mail Pnh Resources LLC P.O. Box 160892 San Antonio, TX 78280 First Class Mail Po&G Resources Fund Lp 5847 San Felipe Ste 3200 Houston, TX 77057 First Class Mail Polk LLC 5715 N Western Ave Suite C Oklahoma City, OK 73118 First Class Mail Polk, LLC 5715 N Western Ave, Ste C Oklahoma City, OK 73118 First Class Mail Poly Pipe, Inc Box 811 Woodward, OK 73802 First Class Mail Popeye Partners LLC 6175 Main St Ste 250 Frisco, TX 75034 First Class Mail Porter Resources Ltd 3160 W Britton Rd D Oklahoma City, OK 73120 First Class Mail Posse Energy, Ltd P.O. Box 4585 Houston, TX 77210 First Class Mail Posse Energy, Ltd c/o Phillips Murrah PC Attn: Jason A Dunn 101 N Robinson Ave Corporate Tower, 13th Fl Oklahoma City, OK 73102 First Class Mail Posse Resources,, LLC, Successor In Interest To Peter Paul Petroleum Company c/o Phillips Murrah PC Attn: Jason A Dunn 101 N Robinson Ave Corporate Tower, 13th Fl Oklahoma City, OK 73102 First Class Mail Post Oak Oil Company 13300 N Macarthur Blvd Oklahoma City, OK 73142 First Class Mail Post Oak Production Company 2121 N Akard St, Ste 900 Dallas, TX 75201 First Class Mail Post Tr A 3970‐05‐03 Address Redacted First Class Mail Powell's Service, Inc P.O. Box 6 Elk City, OK 73644 First Class Mail Powerline Energy Corp 2627 South Cooper St, Ste C24 Arlington, TX 76015 First Class Mail Pppco‐Cheetah Gas Co, LLC c/o Phillips Murrah PC Attn: Jason A Dunn 101 N Robinson Ave Corporate Tower, 13th Fl Oklahoma City, OK 73102 First Class Mail Pps Trucking LLC‐Dnu P.O. Box 698 Hennessey, OK 73742 First Class Mail Prairie Land & Royalties P.O. Box 511 Independence, KS 67301 First Class Mail Prairie Mineral Company, LLC c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Prairie Mineral Company, LLC c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Prairie O&G Holdings LLC P.O. Box 720124 Norman, OK 73070 First Class Mail Pray Family, LLC 3216 N 2940 Rd Hennessey, OK 73742 First Class Mail Preacher Creek Ranch LLC c/o Steven W Bugg 1525 Mission Rd Edmond, OK 73034 First Class Mail Precision Energy Services A Weatherford Co P.O. Box 301003 Dallas, TX 75303 First Class Mail Precision Wireline LLC 2402 South Monroe Enid, OK 73701 First Class Mail Preferred Containment Services 10712 S Cottonwood Rd Perkins, OK 74059 First Class Mail Pregler Oil Company LLC P.O. Box 1722 Tulsa, OK 74101‐1722 First Class Mail Premier Chemical & Oilfield Supply P.O. Box 42 Calumet, OK 73014 First Class Mail Premier Operating Company P.O. Box 35286 Tulsa, OK 74153 First Class Mail Premier Pipe LLC P.O. Box 840306 Dallas, TX 75284‐0306 First Class Mail Premier Trading & Transportation 321 E Broadway St Cushing, OK 74023 First Class Mail Premier Trading & Transportation, LLC 321 E Broadway St Cushing, OK 74023 First Class Mail Presidio Oil Company 370‐ 17 St, Ste 1700 Denver, CO 80202 First Class Mail Press Mahaffey Address Redacted First Class Mail Preston Investments 206 S 96th St Omaha, NE 68114 First Class Mail Preston L Smith Address Redacted First Class Mail Prestwick Resources LLC P.O. Box 7 El Campo, TX 77437 First Class Mail Pride Energy Company 4641 E 91st St Tulsa, OK 74137 First Class Mail Pride Energy Company P.O. Box 701950 Tulsa, OK 74170 First Class Mail Prime Energy Company c/o A Rob Millikan Jr 8709 S Evanston Ave Tulsa, OK 74137 First Class Mail Prime Energy Corp 9821 Katy Freeway, Ste 1050 Houston, TX 77024 First Class Mail Prime Rock Minerals, LLC P.O. Box 508 Wayne, PA 19087 First Class Mail Primeenergy Management Corp 5400 North Grand Blvd 450 Oklahoma City, OK 73112 First Class Mail Priority Artificial Lift Services, LLC Dept 42040, P.O. Box 650020 Dallas, TX 75265‐0020 First Class Mail Prizm Properties, LLC P.O. Box 1004 Wichita Falls, TX 76307 First Class Mail Pro Mineral Partners, LLC 2633 Mckinney Ave, Ste 130‐351 Dallas, TX 75204 First Class Mail Pro Mineral, LLC 2633 Mckinney Ave, Ste 130‐351 Dallas, TX 75204 First Class Mail Producer Services Oil Gas Ngl LLC Attn: Cindy Green P.O. Box 479 Arcadia, OK 73007 First Class Mail Producers Pipeline Corp 14531 Highway 377 S Fort Worth, TX 76126‐5440 First Class Mail Producers Service Corp 109 S Graham St Zanesville, OH 73701 First Class Mail Producing Properties Ltd 4509 Classen Blvd, Ste 201 Oklahoma City, OK 73118 First Class Mail Production String Services LLC P.O. Box 349 Enid, OK 73702‐0349 First Class Mail Profire Energy, Inc 321 South 1250 West, Ste 1 Lindon, UT 84042 First Class Mail Progress Resources Corp P.O. Box 12841 Oklahoma City, OK 73157‐2841 First Class Mail Propane Sales Inc Attn: Douglas Lacey 14244 W Crescent Dover Rd Crescent, OK 73028 First Class Mail Propane Sales, Inc 14244 W Crescent Dover Rd Crescent, OK 73028 First Class Mail Prosser Group Investments LLC 3000 W Memorial Rd 123‐258 Oklahoma City, OK 73120 First Class Mail Prosser Group Investments, LLC 3208 Nw 171st Pl Edmond, OK 73012 First Class Mail Pro‐Tech Harbanding Services, Inc P.O. Box 6920 Moore, OK 73153 First Class Mail Proved Reserves LLC 5950 Cedar Springs Rd Ofc 200 Dallas, TX 75235‐6805 First Class Mail Proven Reserves Corp P.O. Box 702424 Dallas, TX 75370 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 51 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 54 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Proven Reserves Corp P.O. Box 702424 Dallas, TX 75370‐2424 First Class Mail Providence Energy Corp 16400 Dallas Pkwy, 400 Dallas, TX 75248 First Class Mail Providence Exploration LLC 2401 Exchange Ave, Ste E Oklahoma City, OK 73108 First Class Mail Providence Exploration, LLC 3209 Nw 25th St Oklahoma City, OK 73107 First Class Mail Providence Minerals, LLC 16400 North Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Psi Production 102 N College Ste 1200 Tyler, TX 75702 First Class Mail Psi Production, Inc 102 N College Ave, Ste 1200 Tyler, TX 75702‐7260 First Class Mail Pt Oil & Gas Inc 362 W Radcliffe Dr Claremont, CA 91711 First Class Mail Pud Royalties, Inc 112 E Pecan St, Ste 555 San Antonio, TX 78205 First Class Mail Pump Down Solutions P.O. Box 578 Duncan, OK 73534 First Class Mail Purpleburgh Ventures, LLC c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Pylon Minerals LLC 7134 Carrousel Circle Dallas, TX 75214 First Class Mail Pylon Petroleum LLC 7134 Carrousel Circle Dallas, TX 75214 First Class Mail Pylon Petroleum, LLC 10853 Clearbrook Ln Dallas, TX 75218‐1806 First Class Mail Q Engineering, LLC 152 Radney Rd Houston, TX 77024 First Class Mail Qep Energy Company P.O. Box 204028 Dallas, TX 75320‐4028 First Class Mail Qep Energy Company 1050 17th St, Ste 800 Denver, CO 80265 First Class Mail Qes Pressure Control, LLC Dept 105 P.O. Box 4346 Houston, TX 77210 First Class Mail Qes Pressure Pumping, LLC 1322 S Grant Chanute, KS 66720 First Class Mail Qes Wireline, LLC 801 Cherry St , Ste 800 Fort Worth, TX 76102 First Class Mail Quad J Oil & Gas LLC P.O. Box 37 Crescent, OK 73028‐0037 First Class Mail Quail Creek Royalty 22777 Springwoods Village Pkwy Spring, TX 77389 First Class Mail Quail Creek Royalty LLC 22777 Springwoods Village Pkwy Spring, TX 77389 First Class Mail Quail Creek Royalty, LLC c/o Xto Energy, Inc Land Admin Dept Loc 116 22777 Springwoods Village Pkwy Spring, TX 77389‐1425 First Class Mail Quail Creek Royalty, LLC 13831 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Quail Creek Royalty, LLC c/o Xto Energy Inc810 Houston St, Ste 2000 Fort Worth, TX 76102 First Class Mail Quail Creek Royalty, LLC c/o Xto Energy Inc P.O. Box 840780 Dallas, TX 75284‐0780 First Class Mail Quail Creek Royalty, LLC, Care of Xto Energy, Inc 810 Houston St Suite 2000 Fort Worth, TX 76102 First Class Mail Quantum Valve & Oilfield Solutions, LLC 123 North Main St Weatherford, TX 76086 First Class Mail Queenscliff Management LLC Successor To Queenscliff Management Corp One Grand Central Place60 E 42nd St 2340 New York, NY 10165 First Class Mail Quentin Henley Address Redacted First Class Mail Quick Connectors, Inc P.O. Box 679456 Dallas, TX 75267‐9456 First Class Mail Quick Pump Service LLC 7284 S Us Hwy 81 P.O. Box 813 Hennessey, OK 73742 First Class Mail Quien Sabe Corp P.O. Box 1486 Ardmore, OK 73402 First Class Mail Quinn Oil & Gas, Inc 7027 Little Leaf Linden Ln Mcclean, VA 22101 First Class Mail Quinn Oil & Gas, Inc 9305 Langford Ct Potomac, MD 20854‐4351 First Class Mail Quinn Oil & Gas, Inc 7027 Little Leaf Linden Ln Mclean, VA 22101 First Class Mail Quinn Oil & Gas, Inc 7027 Little Leaf Linden Ln Mclean, VA 22101‐4313 First Class Mail Quinones Trucking LLC 411 S Garth Brooks Blvd Yukon, OK 73099 First Class Mail Quintana Energy Services 1415 Louisiana St , Ste 2900 Houston, TX 77002 First Class Mail Quorum Business Solutions (U.S.A.), Inc. Attn: Kristen Stocker 811 Main St, Ste 2000 Houston, TX 77002 First Class Mail Quorum Business Solutions (USA) P.O. Box 734963 Dallas, TX 75373‐4963 First Class Mail R & B Trucking c/o Ricky Webb P.O. Box 775 Crescent, OK 73028 First Class Mail R & E Family Trust Dtd Address Redacted First Class Mail R & R Partnership c/o Richard Masters3101 Castlerock Rd 83, Unit 83 Oklahoma City, OK 73120‐1861 First Class Mail R Donovan Coody Address Redacted First Class Mail R E Guest Dba R E Guiest Oil Producer P.O. Box 805 Edmond, OK 73083‐0805 First Class Mail R John Cunningham, Deceased Address Redacted First Class Mail R L Mcknight Family Tr Address Redacted First Class Mail R L Mcknight Family Tr Address Redacted First Class Mail R L Mcknight Family Trust Dated 12/30/2002, R L Mcknight As Trustee Address Redacted First Class Mail R Leon Evans Address Redacted First Class Mail R R Bastian, Iii Address Redacted First Class Mail R Richard Roberts Jr Address Redacted First Class Mail R S K Land & Energy Resources LLC 2700 Nw 26th St Oklahoma City, OK 73107 First Class Mail R Scott Higbee Address Redacted First Class Mail R Scott Thompson Lvng Trst Address Redacted First Class Mail R&B Trucking P.O. Box 775 Crescent, OK 73028 First Class Mail R&M Pipeline Services Inc 7604 S Hwy 132 Drummond, OK 73735 First Class Mail R&R Roustabout Services, LLC P.O. Box 253 Ringwood, OK 73768 First Class Mail R&R Workover Rigs, LLC P.O. Box 772 Weatherford, OK 73096‐0772 First Class Mail RA Fitzgerald, Deceased Address Redacted First Class Mail Rabbit Trap Resources, LLC 3334 W Main St, 235 Norman, OK 73072 First Class Mail Rachel Cargill Schipul Address Redacted First Class Mail Rachel Clopton Address Redacted First Class Mail Rachel Josephine Adams Address Redacted First Class Mail Rachel Marie Reames Address Redacted First Class Mail Rachel N Taylor Address Redacted First Class Mail Radney Resources, LLC 152 Radney Rd Houston, TX 77024 First Class Mail Rae Dean Dickerson Address Redacted First Class Mail Rae Land Services LLC c/o Ryan Engler P.O. Box 10680 Houston, TX 77206 First Class Mail Ragan Petroleum Inc P.O. Box 52305 Lafayette, LA 70505 First Class Mail Ragan Petroleum, Inc P.O. Box 52305 Layfayette, LA 70505 First Class Mail Raghav Trivedi Address Redacted First Class Mail Rags Investments LLC 2345 N Woodruff Idaho Falls, ID 83401 First Class Mail Rainbow Royalties Onb Bank Lockbox 43 8908 S Yale Ave Tulsa, OK 74137 First Class Mail Rainmaker Sales, Inc 7251 Highway 177 Shawne, OK 74804 First Class Mail Ra‐Jac, LLC P.O. Box 720840 Norman, OK 73070 First Class Mail Rajal B Shah Address Redacted First Class Mail Rally Energy Services LLC 723 S Main St Elk City, OK 73644 First Class Mail Ralph D Griffin % West Shore Bank, Acct Xx533 201 W Loomis St Ludington, MI 49431 First Class Mail Ralph David Long Address Redacted First Class Mail Ralph Dewayne Vick Address Redacted First Class Mail Ralph Dwayne Shipley Maint Tr Address Redacted First Class Mail Ralph E Cornish Address Redacted First Class Mail Ralph E Plotner Oil & Gas Investments, Inc 4401 N Classen Blvd, 200 Oklahoma City, OK 73118 First Class Mail Ralph Ellis Address Redacted First Class Mail Ralph Frederick Address Redacted First Class Mail Ralph Gray, Dec, c/o Pauline Gray Address Redacted First Class Mail Ralph H Sheets c/o Dc Energy, Inc 13921 Quail Pointe Dr Oklahoma City, OK 73134 First Class Mail Ralph H Warner Address Redacted First Class Mail Ralph L Buckley Address Redacted First Class Mail Ralph L Gentile Address Redacted First Class Mail Ralph L Sade Fmly Trust Dtd 9/30/93 Address Redacted First Class Mail Ralph Mullin Address Redacted First Class Mail Ralph Neal Weber Address Redacted First Class Mail Ralph Romaine Alworth Address Redacted First Class Mail Ralph Romaine Alworth, Deceased Address Redacted First Class Mail Ralph W & Joyce A Rickner Jts Address Redacted First Class Mail Ralph W Viersen Iii Address Redacted First Class Mail Ralphh Mccracken Address Redacted First Class Mail Ralston Living Trust Address Redacted First Class Mail Ralston Living Trust Address Redacted First Class Mail Ramay Mcguire c/o Randy Mcguire Address Redacted First Class Mail Rambo Land Company LLC 908 Nw 71st St Oklahoma City, OK 73116‐7402 First Class Mail Rambo Land Company, LLC 908 Nw 71st St Oklahoma City, OK 73116 First Class Mail Ramla, LLC P.O. Box 3447 Enid, OK 73702‐3447 First Class Mail Ramona K Douglass & Brian C Douglass, As Trustee of The Ramona K Douglass RAddress Redacted First Class Mail Ramona K Douglass & Brian C Douglass, Trustees of The Ramona K Douglass RevAddress Redacted First Class Mail Ramona K Douglass Revocable Trust Address Redacted First Class Mail Ramrod Trucking, Inc 3009 Hohl St Houston, TX 77093 First Class Mail Ramsey W Drake Ii Address Redacted First Class Mail Ramshorn Investments Inc P.O. Box 974151 Dallas, TX 75397 First Class Mail Ran Ricks Production LLC 1236 Nw 49th St Oklahoma City, OK 73118 First Class Mail Ran Ricks Production LLC 6051 N Brookline Ste 101 Oklahoma City, OK 73112 First Class Mail Ran Ricks Production LLC 6051 N Brookline Ste 101 Oklahoma City, OK 73112 First Class Mail Randal Kent Weigand Address Redacted First Class Mail Randal O Barton Address Redacted First Class Mail Randal Petroleum Corp P.O. Box 57706 Oklahoma City, OK 73157‐7706 First Class Mail Randall L Pope & Caldonia M Pope, Trustees of The Randall L Pope & Caldonia M Pope Trust Under Agreement Dated August 23, 2012 7338 Bard Rd Tipp City, OH 45371 First Class Mail Randall L Pope & Caldonia M Pope, Trustees of The Randall L Pope & Caldonia M Pope Under Trust Agreement Dated August 23, 2012 1028 Ararat Longhill Rd Ararat, NC 27007‐8070 First Class Mail Randall Lee Nightengale Address Redacted First Class Mail Randall M Farrar Address Redacted First Class Mail Randie Evans Address Redacted First Class Mail Randle Eugene Vick Address Redacted First Class Mail Randy Briscoe, Aka Coats R Briscoe, Address Redacted First Class Mail Randy Caver Address Redacted First Class Mail Randy E Lyles Address Redacted First Class Mail Randy Gabriel Address Redacted First Class Mail Randy J Robison Address Redacted First Class Mail Randy Joe Roberts Address Redacted First Class Mail Randy K Jones Address Redacted First Class Mail Randy L Wood Address Redacted First Class Mail Randy Meeks Address Redacted First Class Mail Randy Miller Address Redacted First Class Mail Randy Nichols Address Redacted First Class Mail Randy R Duffy Address Redacted First Class Mail Randy S Mcguire Address Redacted First Class Mail Raney Engineering, LLC 15400 N Council Rd Edmond, OK 73013 First Class Mail Ranger Energy Services, LLC 800 Gessner, Ste 1000 Houston, TX 77024 First Class Mail Ranger Exploration Co 1021 Nw Grand Blvd Oklahoma City, OK 73118 First Class Mail Ranger Exploration Company 1021 Nw Grand Blvd Oklahoma City, OK 73112 First Class Mail Ranger Exploration Company 1021 Nw Grand Blvd Oklahoma City, OK 73118‐6039 First Class Mail Ranger Oilfield Services Corp P.O. Box 594 Hennessey, OK 73742 First Class Mail Rapada 1981‐A Ltd Partnership 8765 Spring Cypress Rd, Ste L‐109 Spring, TX 77379 First Class Mail Rapp W Gawthrop Address Redacted First Class Mail Raton, Inc 6013 Plum Thicket Rd Oklahoma City, OK 73134 First Class Mail Rauh Oilfield Services Co P.O. Box 421 Lahoma, OK 73754 First Class Mail Rave Energy Inc P.O. Box 3087 Houston, TX 77253 First Class Mail Raw Crude Oil & Gas, LLC c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Ray & Lena Breckenridge Address Redacted First Class Mail Ray A Oswald Address Redacted First Class Mail Ray A Oswald Address Redacted First Class Mail Ray Breckenridge Address Redacted First Class Mail Ray Channel c/o Sheila Nye 321 Sw 62nd St Oklahoma City, OK 73139 First Class Mail Ray Dean Breckenridge Address Redacted First Class Mail Ray Don & Ellen R Willis Address Redacted First Class Mail Ray E French Address Redacted First Class Mail Ray Gill Address Redacted First Class Mail Ray Hill, Deceased Clo Wanda Morris Address Redacted First Class Mail Ray Land & Loan Company, Inc P.O. Box 225 Richmond, MO 64085 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 52 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 55 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Ray Lane Address Redacted First Class Mail Ray Neil Lamle Irrev Tst Address Redacted First Class Mail Ray Resources Corp, c/o Repsol Usa, Inc 2455 Technology Forest Blvd The Woodlands, TX 77381 First Class Mail Rayco Paraffin Service Inc P.O. Box 21 Hennessey, OK 73742 First Class Mail Raye Lynn Corwin Address Redacted First Class Mail Rayma Kay Arnett, Trustee Address Redacted First Class Mail Raymond & Bessie Kravis Foundation Bank of Oklahoma Agent P.O. Box 1588 Tulsa, OK 74101 First Class Mail Raymond & Judith Liberton Lvg Trust Address Redacted First Class Mail Raymond C Phillips Address Redacted First Class Mail Raymond Dale Travis Address Redacted First Class Mail Raymond Duncan c/o Walter Duncan Oil, Llc 100 Park Ave, Ste 1200 Oklahoma City, OK 73102 First Class Mail Raymond E Wright Address Redacted First Class Mail Raymond G & Mary Lyle Kamp Fmly Address Redacted First Class Mail Raymond G Jones Address Redacted First Class Mail Raymond J Buckman Jr Address Redacted First Class Mail Raymond Jones Life Tenant Address Redacted First Class Mail Raymond L Stroud Address Redacted First Class Mail Raymond M Mcpeek Address Redacted First Class Mail Raymond S Corwin Address Redacted First Class Mail Raymond T Duncan Address Redacted First Class Mail Raymond T Duncan Oil Properties, Ltd P.O. Box 1587 Caldwell, ID 83605 First Class Mail Raymond T Duncan Oil Properties 1777 South Harrison St P1 Denver, CO 80210 First Class Mail Rbc Oil & Gas Holdings, LLC P.O. Box 25313 Dallas, TX 75225 First Class Mail Rcadkins, LLC P.O. Box 2317 Edmond, OK 73083 First Class Mail Rdt Trucking, LLC P.O. Box 775 Crescent, OK 73028 First Class Mail Reach Wireline LLC 100 Nu Energy Dr, Ste 1 Aledo, TX 76008 First Class Mail Reagan Resources Inc c/o Michael S Booze, Esq P.O. Box 12874 Oklahoma City, OK 73157 First Class Mail Reames Farms LLC 4305 Rock Canyon Rd Edmond, OK 73025‐2953 First Class Mail Rebbie Jo Wale Address Redacted First Class Mail Rebecca A Price Address Redacted First Class Mail Rebecca Ann Vadder Address Redacted First Class Mail Rebecca Ann Vadder Tst Utd 09/21/14 Address Redacted First Class Mail Rebecca Ann William Foster Address Redacted First Class Mail Rebecca Dougherty Address Redacted First Class Mail Rebecca Finch Rooney Trst Uta Dtd Address Redacted First Class Mail Rebecca Kruse Address Redacted First Class Mail Rebecca Kruse Address Redacted First Class Mail Rebecca Kruse, Bruce Melton & Brian Melton, Jts c/o Streck & Associates 2513 S Kelly Ave, Ste 140 Edmond, OK 73013 First Class Mail Rebecca L Heath Address Redacted First Class Mail Rebecca Longoria Address Redacted First Class Mail Rebecca Lynn Emery Address Redacted First Class Mail Rebecca Sue Cable Address Redacted First Class Mail Rebecca Sue Darrow Address Redacted First Class Mail Rebellion Energy, LLC 5416 South Yale, Ste 300 Tulsa, OK 74135 First Class Mail Recon Oilfield Services, Inc P.O. Box 2101 Conway, AR 72033 First Class Mail Recon Oilfields P.O. Box 2101 Conway, AR 72033 First Class Mail Record Oil & Gas, LLC 152 Radney Rd Houston, TX 77024 First Class Mail Rector Family Lllp Address Redacted First Class Mail Red Bluff Resources 3030 Nw Expressway, Ste 650 Oklahoma City, OK 73112 First Class Mail Red Bluff Resources Operating LLC 3030 Nw Expressway, Ste 650 Oklahoma City, OK 73112 First Class Mail Red Bluff Resources Operating, LLC c/o Gungoll, Jackson, Collins Box & Devoll 101 Park Ave Suite 1400 Oklahoma City, OK 73012‐8273 First Class Mail Red Bone Services LLC P.O. Box 887 Elk City, OK 73648 First Class Mail Red Dirt Royalties, LLC 600 N Cheyenne St Hennessey, OK 73742 First Class Mail Red Eagle Energy LLC 5220 Spring Valley Rd 615 Dallas, TX 75354 First Class Mail Red Eagle Resources Corp c/o Range Resources 100 Throckmorton St, Ste 1200 Fort Worth, TX 76102 First Class Mail Red Harlan Royalties, Ltd P.O. Box 670766 Dallas, TX 75367 First Class Mail Red Hawk Disposal 5800 Nw 135th St Oklahoma City, OK 73142 First Class Mail Red Hawk Disposal LLC 5800 Nw 135 St Oklahoma City, OK 73142 First Class Mail Red Horse, LLC 10128 W Perry Rd Stigler, OK 74462 First Class Mail Red Hot Steamers, LLC 1206 South Main St Elk City, OK 73644 First Class Mail Red Mesa Energy Services LLC P.O. Box 398 Vernal, UT 84078 First Class Mail Red Oak Energy Partners P.O. Box 3459 Shawnee, OK 74802 First Class Mail Red Plain Resources, LLC 10302 Chapel Ct Missouri City, TX 77459 First Class Mail Red Plains Resources 10302 Chapel Ct Missouri City, TX 77459 First Class Mail Red Plains Resources LLC 10302 Chapel Ct Missouri City, TX 77459 First Class Mail RED Resources, Inc P.O. Box 1258 Perryton, TX 79070 First Class Mail Red Rider Services, LLC P.O. Box 850246 Yukon, OK 73085 First Class Mail Red Rock Minerals Ii, Lp P.O. Box 1989 Addison, TX 75001 First Class Mail Red Rock Minerals Lp P.O. Box 1989 Addison, TX 75001 First Class Mail Red Stone Energies, Ltd P.O. Box 307 Oklahoma City, OK 73101 First Class Mail Red Stone Operating, LLC P.O. Box 6115 Edmond, OK 73083 First Class Mail Red Stone Resources, LLC P.O. Box 6115 Edmond, OK 73083 First Class Mail Red Stone Resources, LLC P.O. Box 6115 Edmond, OK 73083 First Class Mail Red Wing Oil, LLC Donald Phillips, Manager P.O. Box 30277 Winston‐Salem, NC 27130 First Class Mail Redbird Energy, LLC 2304 Rivercross Ct Norman, OK 73072 First Class Mail Redfork Oil, LLC 6801 N Harvard Ave Oklahoma City, OK 73132‐6958 First Class Mail Redfork Operations, LLC c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Redland Energy Properties, LLC 5711 Manchester Dr Richardson, TX 75082 First Class Mail Reed Resources LLC P.O. Box 1364 Norman, OK 73070 First Class Mail Reedis Van Orden, Deceased Address Redacted First Class Mail Reef International 211 N Colorado St Midland, TX 79701 First Class Mail Reef International 2230 East 49th St Tulsa, OK 74105 First Class Mail Reeter Oilfield Services, Inc P.O. Box Oklahoma City, OK 73137 First Class Mail Regan Petroleum, Inc P.O. Box 2280 Muskogee, OK 74402 First Class Mail Regina Hamilton Address Redacted First Class Mail Regina Hamilton Address Redacted First Class Mail Regina Rodriguez Address Redacted First Class Mail Regina Schwarz Living Trust, Address Redacted First Class Mail Regina Schwarz Lvg Tst Dtd 12/15/84 Address Redacted First Class Mail Regina W Grabow Life Tenant Address Redacted First Class Mail Reginal & Doris Stephens Address Redacted First Class Mail Reginal & Doris Stephens Address Redacted First Class Mail Reginald Ford Address Redacted First Class Mail Reid B Kelly Address Redacted First Class Mail Reiner Oil Company c/o Carol I Wilson 15 Big Spring Rd Franklin, NJ 07416 First Class Mail Reiner Oil Company 110 W Seventh St, Ste 900 Tulsa, OK 74119 First Class Mail Reiss Fam Irrev Tst Dtd 3/22/02 Address Redacted First Class Mail Rel Oil & Gas, LLC 15 East 5th St Suite 3700 Tulsa, OK 74103 First Class Mail Reliance Oilfield Two West 2nd St Ste 1205 Tulsa, OK 74103 First Class Mail Reliance Oilfield Services, LLC P.O. Box 100, Dept 901 Bixby, OK 74008 First Class Mail Reliant Resources LLC P.O. Box 54563 Oklahoma City, OK 73154 First Class Mail Reliant Resources, LLC P.O. Box 54563 Oklahom City, OK 73154 First Class Mail Reliant Resources, LLC c/o Associated Resources Inc 15 East 5th St Ste 200 Tulsa, OK 74103 First Class Mail Relic Mineral Fund Lp P.O. Box 3389 Midland, TX 79702 First Class Mail Remora Petroleum Lp 1717 West 6Th Austin, TX 78703 First Class Mail Rene Morin Address Redacted First Class Mail Renee Decou Hofener Address Redacted First Class Mail Rentschler Oil & Gas LLC 2375 North 1050 East Hartsville, IN 47244 First Class Mail Res Investments, LLC 2801 Nw 57th St Oklahoma City, OK 73112 First Class Mail Resop, Lp P.O. Box 550 Hutchinson, KS 67504 First Class Mail Resource Investors 3800 S Orange Circle Broken Arrow, OK 74011 First Class Mail Restaurant Service Inc c/o James A Brady 2021 Water Stone Ln High Point, NC 27265‐2613 First Class Mail Retha Colene Cady Trust Address Redacted First Class Mail Retta Fay Thomspon Tubb Address Redacted First Class Mail Retta Faye Thompson Tubb Address Redacted First Class Mail Reuben E Loney, Dec'D 6/17/1979 Address Redacted First Class Mail Reverend Leon D Crouch c/o Ayda Del Angel Health, Developmental & Indep Services 3625 W Business 83 Harlingen, TX 78552 First Class Mail Review Oil & Gas, Inc 3851 N Rockwell Crescent, OK 73028 First Class Mail Revocable Inter Vivos Trust Of Address Redacted First Class Mail Revocable Inter Vivos Trust of Marlene C Kokojan Dated 2/1/1990 Address Redacted First Class Mail Revocable Inter Vivos Trust of Shirley Kathleen Binkley Address Redacted First Class Mail Revocable Trust Agt Of Address Redacted First Class Mail Revolution Energy Company P.O. Box 7953 Edmond, OK 73083 First Class Mail Revolution Ii Wi Holding 807 Las Cimas Pkwy, Ste 350 Austin, TX 78746 First Class Mail Revolution Ii Wi Holding Company LLC 807 Las Cimas Pkwy, Ste 350, Austin, TX 78746 First Class Mail Revrocks LLC P.O. Box 4038 Santa Fe, NM 87502 First Class Mail Rex Elliott Emir Gates Address Redacted First Class Mail Rex Elliott Gates Address Redacted First Class Mail Rex Elliott Gates, Life Estate, Remainder To Heirs Address Redacted First Class Mail Rex Elliott Gates, Life Tenant Address Redacted First Class Mail Rex Evans Address Redacted First Class Mail Rex Milbers Address Redacted First Class Mail Rex R Every Address Redacted First Class Mail Rex Robinson Address Redacted First Class Mail Rex Ross Walker Address Redacted First Class Mail Rex Van Meter Address Redacted First Class Mail Reynolds Natural Resources Lp 4200 Throckmorton, Ste 630 Ft. Worth, TX 76102 First Class Mail Reynolds Natural Resources, Lp 420 Throckmorton St, Ste 750 Fort Worth, TX 76102‐3724 First Class Mail Reynolds Natural Resources, Lp 420 Throckmorton St, Ste 750 Fort Worth, TX 76102 First Class Mail Rfw Company 301 N Main St, Ste 1300 Wichita, KS 67202 First Class Mail Rfw Company 200 W Douglas, Ste 105 Wichita, KS 67202 First Class Mail RG Athey Trust Fbo Jean M Good Address Redacted First Class Mail RH Siegfried, Inc 1924 South Utica Ave, Ste 1120 Tulsa, OK 74104 First Class Mail RH Walker Address Redacted First Class Mail Rhoda Bernstein Address Redacted First Class Mail Rhoda Bernstein Address Redacted First Class Mail Rhode Island Office of The General Treasurer Attn: Unclaimed Property Div 50 Service Ave Warwick, RI 02886 First Class Mail Rhonda Crane Address Redacted First Class Mail Rhonda Crosswhite Address Redacted First Class Mail Rhonda Darlene Prim Address Redacted First Class Mail Rhonda Kay Moran Address Redacted First Class Mail Rhonda O'Neal Address Redacted First Class Mail Rialto Production Company P.O. Box 981028 Houston, TX 77098 First Class Mail Richa Darlene Ross Address Redacted First Class Mail Richard & Carolyn Williams Address Redacted First Class Mail Richard A Linehan Address Redacted First Class Mail Richard Allen Hill Address Redacted First Class Mail Richard Allen House Address Redacted First Class Mail Richard Ash Address Redacted First Class Mail Richard Brent Mealy Address Redacted First Class Mail Richard Brock Compton Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 53 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 56 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Richard C Henneke Lvg Trust Address Redacted First Class Mail Richard Cohn Address Redacted First Class Mail Richard D & Monica J Allen, Jts Address Redacted First Class Mail Richard D Bogert Address Redacted First Class Mail Richard D Humphrey & Julya O Humphrey, Address Redacted First Class Mail Richard D Veal 1997 Rev Trust Address Redacted First Class Mail Richard D Veal 1997 Revocable Trust Address Redacted First Class Mail Richard Douglas Reneau Address Redacted First Class Mail Richard Duffy Address Redacted First Class Mail Richard E & Joyce C Cook Address Redacted First Class Mail Richard E Smith Address Redacted First Class Mail Richard E Williams Address Redacted First Class Mail Richard Eugene Iven Address Redacted First Class Mail Richard Eugene Koch Address Redacted First Class Mail Richard Fisher Carroll Rfc Oil Properties Box 21504 Billings, MT 59104 First Class Mail Richard Gerard Corff Address Redacted First Class Mail Richard Gerard Corff Address Redacted First Class Mail Richard Glenn Address Redacted First Class Mail Richard H Dedman Address Redacted First Class Mail Richard H Hollowell Address Redacted First Class Mail Richard H Luetkemeyer 2001 Rev Tr Address Redacted First Class Mail Richard Hawkes Address Redacted First Class Mail Richard Ivan Swart Address Redacted First Class Mail Richard Ivan Swart & Charles Earnest Swart, At Joint Tenants Address Redacted First Class Mail Richard J Bosio & Angie S Bosio, Trustees of The Bosio Revocable Trust Under Instrument Dated September 15, 1993 2236 California Modesto, CA 95351 First Class Mail Richard J Couture Address Redacted First Class Mail Richard J Cunningham Address Redacted First Class Mail Richard J Lawrence Trust Address Redacted First Class Mail Richard J Lewis As Trustee of The Lewis Family Mineral Trust of 1996 P.O. Box 143 Stillwater, OK 74076 First Class Mail Richard J Lewis, Successor Trustee of The Lewis Family Mineral Trust of 1996 P.O. Box 143 Stillwater, OK 74076 First Class Mail Richard J Nichols Address Redacted First Class Mail Richard K & Judith D Bachman Address Redacted First Class Mail Richard K Goodwin Address Redacted First Class Mail Richard K Hebert Address Redacted First Class Mail Richard Keith Newgent Address Redacted First Class Mail Richard L Hill, Deceased Address Redacted First Class Mail Richard L Lamle Address Redacted First Class Mail Richard L Malaska Address Redacted First Class Mail Richard Lounsbery Test Tst A Address Redacted First Class Mail Richard Lounsbery Test Tst B Address Redacted First Class Mail Richard Michael Bryant Address Redacted First Class Mail Richard Michael Bryant Irev Tu Address Redacted First Class Mail Richard Michael Eugene Roberts Address Redacted First Class Mail Richard O Carson Sr Address Redacted First Class Mail Richard O Hubbard Address Redacted First Class Mail Richard Perry Thompson Address Redacted First Class Mail Richard Perry Thompson Deceased c/o Opar Thompson Address Redacted First Class Mail Richard R Bowlin Address Redacted First Class Mail Richard Ramstack Address Redacted First Class Mail Richard Stephen Schwartz Revocable Trust, Richard Stephen Schwartz, Trustee Address Redacted First Class Mail Richard Tow Address Redacted First Class Mail Richard Trevan Mealy Address Redacted First Class Mail Richard V Powell, Jr Address Redacted First Class Mail Richard W & Turrah I Vrska, Hwjts Address Redacted First Class Mail Richard W Altiz Jr Address Redacted First Class Mail Richard W Marshall Address Redacted First Class Mail Richard W Munn Address Redacted First Class Mail Richard W Pickens Estate Address Redacted First Class Mail Rick Caruthers Address Redacted First Class Mail Rick Caruthers Construction P.O. Box 268 Cherokee, OK 73728 First Class Mail Rick Caruthers Construction Inc 821 S Ohio P.O. Box 268 Cherokee, OK 73728 First Class Mail Rick G & Cynthia M Jones, Jts Address Redacted First Class Mail Rickey's Welding 1445 Hendrix Rd Greenwood, AR 72936 First Class Mail Rickie Evans Address Redacted First Class Mail Rickie Evans Address Redacted First Class Mail Ricks Drilling Program 1982 5400 N Grand Blvd, Ste 101 Oklahoma City, OK 73112‐5639 First Class Mail Ricks Exploration Ii, Lp c/o Chesapeake Operating Llc P.O. Box 18496 Oklahoma City, OK 73154 First Class Mail Ricks Exploration Ii, Lp P.O. Box 18496 Oklahoma City, OK 73116 First Class Mail Ricky A Gorman Address Redacted First Class Mail Ricky A Gorman Address Redacted First Class Mail Ricky D Berkenbile Address Redacted First Class Mail Ricky E Smith Address Redacted First Class Mail Ricky J Kamp Address Redacted First Class Mail Ricky Lyle Staude Address Redacted First Class Mail Ricky Richardson Address Redacted First Class Mail Ricky Yarbrough Address Redacted First Class Mail Ricoh Usa, Inc Wells Fargo Vendor Financial Services P.O. Box 650016 Dallas, TX 75265‐0016 First Class Mail Riddell Exploration Ltd 2900 Weslayan, Ste 500 Houston, TX 77027 First Class Mail Rifle Services, LLC 10410 N 2070 Rd Canute, OK 73626 First Class Mail Rig Chasers LLC P.O. Box 127 Woodward, OK 73801 First Class Mail Rig Runner Address Redacted First Class Mail Rigg, Michael Address Redacted First Class Mail Riley Law Firm, Pllc 17244 N May Ave Ste A Edmond, OK 73012 First Class Mail Rio Brazos Mineral Company, LLC P.O. Box 2017 Graham, TX 76450 First Class Mail Rio Loco Holdings LLC P.O. Box 430 Buckeye, AZ 85326 First Class Mail Rising Phoenix Resources, LLC 1920 Mckinney Ave, 8th Fl Dallas, TX 75201 First Class Mail Rita A Michalak Address Redacted First Class Mail Rita Garrett Address Redacted First Class Mail Rita J Duffy Address Redacted First Class Mail Rita O'Hern Trust Address Redacted First Class Mail Rite‐Way Construction Inc P.O. Box 3748 Enid, OK 73702 First Class Mail Rite‐Way Construction, LLC P.O. Box 3748 Enid, OK 73702 First Class Mail Ritz Safety, LLC P.O. Box 713139 Cincinnati, OH 45271‐3139 First Class Mail River Ranch Resources, LLC P.O. Box 16458 Oklahoma City, OK 73113 First Class Mail Riverbend Exploration & Production, LLC 712 Main St, Ste 2120 Houston, TX 77002 First Class Mail Riverbend Exploration & Production, LLC 500 Dallas, Ste 1250, One Allen Center Houston, TX 77002 First Class Mail Riverfront Exploration LLC 109 N 6th St Fort Smith, AR 72901‐2103 First Class Mail Riverfront Exploration LLC 10 N 6th St Ft Smith, AR 72901 First Class Mail Riviera Operating, LLC, As Agent For Midcontinent Ii, Llc 600 Travis St, Ste 1700 Houston, TX 77002 First Class Mail Rjc Family Rev Tst Dtd 1/31/2012 Address Redacted First Class Mail Rk Oilfield Services, LLC 1004 W Hartford Ave Ponca City, OK 74601 First Class Mail Rk&R Dozer Service, LLC 15200 W 6th St Orlando, OK 73073 First Class Mail Rkk Production Company P.O. Box 295 Mustang, OK 73064 First Class Mail Rkk Production, Inc P.O. Box 295 Mustang, OK 73014 First Class Mail RL Mcknight As Trustee of The RL Mcknight Family Trust Dated 12/30/2002 Address Redacted First Class Mail RL Sias Address Redacted First Class Mail Rland, LLC 8556 E 101st St, Ste F Tulsa, OK 74133‐7036 First Class Mail RMA Enterprises 7708 North 2870 Rd Hennessey, OK 73742 First Class Mail Rma Enterprises, Lp 7708 North 2870 Rd Hennessey, OK 73742 First Class Mail Road Runner Crane P.O. Box 947 Woodward, OK 73802 First Class Mail Road Runner Trucking LLC Pmb 326 6608 N Western Oklahoma City, OK 73116 First Class Mail Road Runner Trucking, LLC 6608 N Western Oklahoma City, OK 73116 First Class Mail Roan Resources LLC Dept 200, P.O. Box 4623 Houston, TX 77210‐4623 First Class Mail Roan Resources LLC 320 S Boston Ste 900 Tulsa, OK 74103 First Class Mail Roan Resources LLC 1407 Hertz Quail Springs Pkwy Oklahoma City, OK 73134 First Class Mail Roan Resources LLC 600 Travis St, Ste 1400 Houston, TX 77002 First Class Mail Roan Resources LLC Jib Dept 300 P.O. Box 4623 Houston, TX 77210‐4623 First Class Mail Roan Resources LLC 14701 Hertz Quail Springs Pkwy Oklahoma City, OK 73134‐2641 First Class Mail Roan Resources, LLC 14701 Hertz Quail Springs Pkwy Oklahoma City, OK 73134 First Class Mail Roaring Fork Minerals LLC 9520 North May Ave Ste 350 Oklahoma City, OK 73120 First Class Mail Robbie Anne Wallace Address Redacted First Class Mail Robbie J Rice Address Redacted First Class Mail Robbin Lani Smith Address Redacted First Class Mail Robert & Olivia Anderson, Jts Address Redacted First Class Mail Robert & Rhonda Stotts Jtwros Address Redacted First Class Mail Robert A & Marilyn D Ellsworth Trst Address Redacted First Class Mail Robert A Alexander, Jr Address Redacted First Class Mail Robert A Schlidt 1996 Rev Tr Address Redacted First Class Mail Robert A Sparks Address Redacted First Class Mail Robert A Swaim Address Redacted First Class Mail Robert A West Address Redacted First Class Mail Robert A West Living Trust Address Redacted First Class Mail Robert A West, Trustee of The Sandra L West Trust Address Redacted First Class Mail Robert Anderson & Olivia Anderson, Jt Address Redacted First Class Mail Robert Arthur Ellsworth & Marilyn Dell Ellsworth, Address Redacted First Class Mail Robert B Ingle Address Redacted First Class Mail Robert B Waller c/o Bussett Legal Group, Pllc Attn: Rachel Bussett 2201 N Classen Blvd Oklahoma City, OK 73106 First Class Mail Robert Bennett, Dec'D 7/7/7 Address Redacted First Class Mail Robert Boeckman Trust Address Redacted First Class Mail Robert Bomhoff Address Redacted First Class Mail Robert Bruce Binger Address Redacted First Class Mail Robert C Brown, c/o FW Brown Address Redacted First Class Mail Robert C Fisk Address Redacted First Class Mail Robert C Hope Address Redacted First Class Mail Robert C Hope, Subject To Life Estate of Miriam Hope 8616 Lakeaire Dr Oklahoma City, OK 73132 First Class Mail Robert C Warner Address Redacted First Class Mail Robert Chrisman Address Redacted First Class Mail Robert Craun Address Redacted First Class Mail Robert Craun Address Redacted First Class Mail Robert D & Lori E H Revel Address Redacted First Class Mail Robert D & Vermell A Luetkemeyer Address Redacted First Class Mail Robert D Bryant Address Redacted First Class Mail Robert D Conlan & Janet L Conlan, Trustees of The Conlan Family Trust Under Trust Agreement Dated August 22, 1984 P.O. Box 330205 San Francisco, CA 94133 First Class Mail Robert D Gray Address Redacted First Class Mail Robert D Schneeflock Address Redacted First Class Mail Robert D Sr & Lillian M Barker Address Redacted First Class Mail Robert D Stotts Address Redacted First Class Mail Robert D Whitten Gst Exe Res Trust Address Redacted First Class Mail Robert D Whitten Gst Exemption Residuary Trust c/o Robert D Whitten Address Redacted First Class Mail Robert Dale O'Hern Address Redacted First Class Mail Robert Darrel Quillin Rev Trust Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 54 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 57 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Robert David Goodner c/o Goodner's Office 1404 Saw Grass Dr Norman, OK 73072 First Class Mail Robert David Mowat Address Redacted First Class Mail Robert Dean Lee Address Redacted First Class Mail Robert E Eubanks Address Redacted First Class Mail Robert E Gee Trustee of The Kenneth W Kert Spouse's Trust Address Redacted First Class Mail Robert E Kershaw Royalty Co P.O. Box 327 Skyland, NC 28776‐0327 First Class Mail Robert E Kershaw Royaty Co, Inc P.O. Box 327 Skyland, NC 28776 First Class Mail Robert E Lee Address Redacted First Class Mail Robert E Lee Jr Gst Exemption Address Redacted First Class Mail Robert E Mccullough c/o WL Slover Address Redacted First Class Mail Robert E Mccullough c/o WL Slover Address Redacted First Class Mail Robert E Mckay Address Redacted First Class Mail Robert E Mckay Address Redacted First Class Mail Robert E Poer Address Redacted First Class Mail Robert E Poer Address Redacted First Class Mail Robert E Prime Lvg Trust Address Redacted First Class Mail Robert Edlis Revocable Trust Dated 10/21/1985 Address Redacted First Class Mail Robert Ernest Hill & Jana S Hill Address Redacted First Class Mail Robert Evans, Jr Address Redacted First Class Mail Robert Evans, Jr Address Redacted First Class Mail Robert F Clark Address Redacted First Class Mail Robert F Clark Address Redacted First Class Mail Robert Fulton Harkness Jr Address Redacted First Class Mail Robert G Blair, John David Blair & Michael A Elder, Address Redacted First Class Mail Robert G Boeckman LLC P.O. Box 1283 Kingfisher, OK 73750 First Class Mail Robert G Boeckman Tst Dtd 11/30/07 Address Redacted First Class Mail Robert G Freeman Address Redacted First Class Mail Robert G Freeman Address Redacted First Class Mail Robert G Freeman c/o Bank of Oklahoma P.O. Box 1588 Tulsa, OK 74101 First Class Mail Robert G Garrett Address Redacted First Class Mail Robert G Owens, Inc 104 Darwin Rd Edmond, OK 73034 First Class Mail Robert Hawkes Address Redacted First Class Mail Robert Henry Wehrenberg Address Redacted First Class Mail Robert Hill Address Redacted First Class Mail Robert House Address Redacted First Class Mail Robert House Address Redacted First Class Mail Robert Howard Bradford Address Redacted First Class Mail Robert J Bell Address Redacted First Class Mail Robert J Bell Address Redacted First Class Mail Robert J Bomhoff Address Redacted First Class Mail Robert J Edward Address Redacted First Class Mail Robert J Knothe Address Redacted First Class Mail Robert J Redmond Address Redacted First Class Mail Robert Jay Arnett Ii Address Redacted First Class Mail Robert John Sieber Rev Liv Tr Address Redacted First Class Mail Robert K & Lorraine S Black, T/C Address Redacted First Class Mail Robert Kevin Schertler Address Redacted First Class Mail Robert L Adair Address Redacted First Class Mail Robert L Carpenter Address Redacted First Class Mail Robert L Carpenter, Deceased Address Redacted First Class Mail Robert L Engle, Trustee of Address Redacted First Class Mail Robert L Evans Jr Address Redacted First Class Mail Robert L Evans, Sr Address Redacted First Class Mail Robert L Page Trust Dtd 06/27/1996 Address Redacted First Class Mail Robert L Scott Family Trust Address Redacted First Class Mail Robert L Scott Family Trust Address Redacted First Class Mail Robert L Swanson Address Redacted First Class Mail Robert L Swanson Aka Robert Lynn Swanson c/o Carolyn Swanson 4501 North Highway 74 Service Rd Crescent, OK 73028 First Class Mail Robert L Tice Address Redacted First Class Mail Robert L Waller Estate c/o Bussett Legal Group, Pllc Attn: Rachel Bussett 2201 N Classen Blvd Oklahoma City, OK 73106 First Class Mail Robert Lee Evans Address Redacted First Class Mail Robert Leon Hays Address Redacted First Class Mail Robert Logan Hamilton Iii Address Redacted First Class Mail Robert Loney Address Redacted First Class Mail Robert Lorenza Bell Address Redacted First Class Mail Robert Louis Moore Trust Address Redacted First Class Mail Robert M Barber, c/o Patricia Barber West Address Redacted First Class Mail Robert M Beck Address Redacted First Class Mail Robert M Keffeler Address Redacted First Class Mail Robert M Worsfold Address Redacted First Class Mail Robert Malcolm Taylor Address Redacted First Class Mail Robert Maris Address Redacted First Class Mail Robert Matousek Address Redacted First Class Mail Robert Mccoy Address Redacted First Class Mail Robert Mckay Address Redacted First Class Mail Robert Merrill Richards Address Redacted First Class Mail Robert Michael Kewley Address Redacted First Class Mail Robert Murphy Address Redacted First Class Mail Robert Olvera Address Redacted First Class Mail Robert Orbach, c/o Robin O Starke Address Redacted First Class Mail Robert P Munn Address Redacted First Class Mail Robert P Worth Address Redacted First Class Mail Robert Phillips Address Redacted First Class Mail Robert R Krepps Address Redacted First Class Mail Robert R Krepps Address Redacted First Class Mail Robert Raymond Mccracken Address Redacted First Class Mail Robert Redmond, Deceased Address Redacted First Class Mail Robert S Birch Address Redacted First Class Mail Robert Saultz Address Redacted First Class Mail Robert Scott Address Redacted First Class Mail Robert Simunek Address Redacted First Class Mail Robert Stotts & Rhonda Stotts Address Redacted First Class Mail Robert T & Pat Hickman Address Redacted First Class Mail Robert Terhune Address Redacted First Class Mail Robert Thompson W/Akili Thompson Address Redacted First Class Mail Robert Thulin Address Redacted First Class Mail Robert Todd Templeton Address Redacted First Class Mail Robert Todd Templeton Address Redacted First Class Mail Robert Tutt Address Redacted First Class Mail Robert V Hill & Kyla I Hill Revocable Living Trust Dated June 22, 1994 Address Redacted First Class Mail Robert V Hill & Kyla I Hill Revocable Living Trust Dated June 22, 2008 Address Redacted First Class Mail Robert V Hill Rev Lvg Trst Address Redacted First Class Mail Robert V Hill, Trustee Address Redacted First Class Mail Robert V Rother Living Trust Dated January 5, 1994 Address Redacted First Class Mail Robert V Rother Lvg Tst Dtd 1/5/94 Address Redacted First Class Mail Robert V Weinberg Address Redacted First Class Mail Robert V Weinberg aka Robert H Weinberg Address Redacted First Class Mail Robert W Olson Address Redacted First Class Mail Robert W Sumner Address Redacted First Class Mail Robert W Waring Irrev Trust Address Redacted First Class Mail Robert Wayne Sebastian Address Redacted First Class Mail Robert Wesley Keyt Address Redacted First Class Mail Robert Williams Address Redacted First Class Mail Robert Yeoman Address Redacted First Class Mail Roberta Faye Buford Small Address Redacted First Class Mail Roberta Faye Buford Small Address Redacted First Class Mail Roberta Grimes Address Redacted First Class Mail Roberta I Hollen Address Redacted First Class Mail Roberta J Hall Address Redacted First Class Mail Roberta Kay Oxford Address Redacted First Class Mail Roberta M Ingraham Address Redacted First Class Mail Roberta Seaton Address Redacted First Class Mail Robin A Forte, Succ Trstee Address Redacted First Class Mail Robin Beeson c/o Traci Beeson 9310 East Elizabeth Jane Ct Tucson, AZ 85710 First Class Mail Robin Beeson Address Redacted First Class Mail Robin Hazel Tanner Address Redacted First Class Mail Robin J Sisney Address Redacted First Class Mail Robin Lynn Myers Address Redacted First Class Mail Robin Renee Pulliam Address Redacted First Class Mail Robinson Kenneth Rogers Address Redacted First Class Mail Robt & Mary Ellen Grieves Tr Address Redacted First Class Mail Robyn A O'Hern Kezar Address Redacted First Class Mail Robyn Mae Byrum ‐ Life Estate Address Redacted First Class Mail Robyn Mae Byrum & Brandi Lee Byrum, Jtros Address Redacted First Class Mail Rochester Minerals, Lp P.O. Box 17728 Fort Worth, TX 76102 First Class Mail Rock Island Resource Co Inc 2 Turtle Creek Village 3838 Oak Lawn, Ste 1216 Dallas, TX 75219 First Class Mail Rock Island Township Enterprise Inc 17851 N Alfadale Rd Okarche, OK 73762 First Class Mail Rock Water Minerals LLC 6821 N 2700 Rd Okeene, OK 73763 First Class Mail Rocket Oil & Gas Company Limited Partnership c/o Queenstown Oil & Gas, Inc AP.O. Box 22854 Denver, CO 80222 First Class Mail Rocket Oil & Gas Limited Partnership fka Rocket Oil & Gas Company 3200 East Cherry Creek South Dr, Ste 210 Denver, CO 80209 First Class Mail Rockrimmon Royalty Company, LLC Address Redacted First Class Mail Rockwater Energy Solutions LLC P.O. Box 203997 Dallas, TX 75320‐3997 First Class Mail Rockwater Energy Solutions, LLC Select Energy 515 Post Oak Blvd, Ste 200 Houston, TX 77027‐9408 First Class Mail Rockwell Resources Inc 120 N Robinson Ave Ste 735 Oklahoma City, OK 73102‐7509 First Class Mail Rod Limke Address Redacted First Class Mail Rodden Oil & Gas Properties, LLC Attn: Mark Rodden 9301 Lake Way Run Jones, OK 73049 First Class Mail Rodean Ewald Address Redacted First Class Mail Rodean Ewald Address Redacted First Class Mail Rodger Alan Huntsberger Address Redacted First Class Mail Rodger Brooks Address Redacted First Class Mail Rodger Clements Address Redacted First Class Mail Rodger H Brooks Address Redacted First Class Mail Rodger Huntsberger Address Redacted First Class Mail Rodger L Rowland Estate c/o Austin Evans Law, Llc Attn: Austin C Evans P.O. Box 1258 Kingfisher, OK 73750 First Class Mail Rodney & Shary James Rev Address Redacted First Class Mail Rodney & Shary James Rev Address Redacted First Class Mail Rodney A Weary Address Redacted First Class Mail Rodney A Weary Address Redacted First Class Mail Rodney A Weary Address Redacted First Class Mail Rodney B Cantrell Address Redacted First Class Mail Rodney C Stotts Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 55 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 58 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Rodney Crosswhite Address Redacted First Class Mail Rodney Dwane Linville Address Redacted First Class Mail Rodney Hulett Address Redacted First Class Mail Rodney Kramer Address Redacted First Class Mail Rodney Kramer 2017 Revocable Trust Address Redacted First Class Mail Rodney Kramer, Trustee of The RD Kramer Revocable Trust Dated October 16, 2Address Redacted First Class Mail Rodney Kramer, Trustee of The Rodney Kramer 2017 Revocable Trust Address Redacted First Class Mail Rodney Kramer, Trustee of The Shirley K Kramer Revocable Trust Dated Octobe Address Redacted First Class Mail Rodney Lee Hunt Address Redacted First Class Mail Rodney Lee Mauk Address Redacted First Class Mail Rodney Mccoy Address Redacted First Class Mail Rodney Mccoy Address Redacted First Class Mail Roger Dobrovolny Address Redacted First Class Mail Roger E Post Address Redacted First Class Mail Roger Edwin Pribil Address Redacted First Class Mail Roger Hayes Address Redacted First Class Mail Roger Heckman Address Redacted First Class Mail Roger Kevin Cook Address Redacted First Class Mail Roger L Beavers Address Redacted First Class Mail Roger L Beavers, Inc P.O. Box 5998 Norman, OK 73070 First Class Mail Roger L Prim Address Redacted First Class Mail Roger L Prim, Jr Address Redacted First Class Mail Roger L Spring Address Redacted First Class Mail Roger L Spring Address Redacted First Class Mail Roger Lowe Address Redacted First Class Mail Roger Lynn Bowles Address Redacted First Class Mail Roger Miller Address Redacted First Class Mail Roger P Owens Address Redacted First Class Mail Roger Reneau Address Redacted First Class Mail Roger W Groves, Trustee of The Roger W Groves Revocable Trust Dated SeptemAddress Redacted First Class Mail Roger Weiss, Trustee Uad March 1, 1971, fbo Kate Barr c/o Michael D Weiss Address Redacted First Class Mail Rogue Industrial, LLC Factored By Goodman Factoring 311 W 7th St Cordell, OK 73632 First Class Mail Rojean Jones Address Redacted First Class Mail Roland E Lamle, Jr Address Redacted First Class Mail Roland K Arnold, Iii Address Redacted First Class Mail Roland Swanson Address Redacted First Class Mail Rolfson Oil, LLC P.O. Box 77063 Cleveland, OH 44194‐7063 First Class Mail Rome Resources Corp c/o Barbara G Rudolph 529 S Flagler Dr, Apt 9H West Palm Beach, FL 33401 First Class Mail Ron & Diane Siegman Living Trust Address Redacted First Class Mail Ron & Kim Clough Revocable Trust Address Redacted First Class Mail Ron & Kimberly Clough Address Redacted First Class Mail Ron Clough Address Redacted First Class Mail Ron Corley Minerals LLC P.O. Box 817 Duncan, OK 73534‐0817 First Class Mail Ron Corley Minerals, LLC P.O. Box 817 Duncan, OK 73534 First Class Mail Ron Wheeler Address Redacted First Class Mail Ron Worley Address Redacted First Class Mail Ronald Ayer Address Redacted First Class Mail Ronald B Freed Address Redacted First Class Mail Ronald C Siegman & Diane A Siegman As Address Redacted First Class Mail Ronald Clough & Kimberly Clough, Address Redacted First Class Mail Ronald D Harkness Address Redacted First Class Mail Ronald D Roberts Address Redacted First Class Mail Ronald Dean Henley Address Redacted First Class Mail Ronald Dean Henley, c/o Rondalyn B Henley Address Redacted First Class Mail Ronald Dean Wilfong & Sherry Lou Wilfong Address Redacted First Class Mail Ronald Dean Wilfong & Sherry Lou Wilfong, Joint Tenants Address Redacted First Class Mail Ronald E Maxwell Address Redacted First Class Mail Ronald E Ward Address Redacted First Class Mail Ronald H Koepp Address Redacted First Class Mail Ronald Harkness Address Redacted First Class Mail Ronald Hatfield Address Redacted First Class Mail Ronald I Feldman, Susan C Street & Lowrance Street Runge, Address Redacted First Class Mail Ronald I Feldman, Susan C Street & Lowrance Street Runge, Successor Co‐TrusteAddress Redacted First Class Mail Ronald L Brown Address Redacted First Class Mail Ronald L Hatfield Address Redacted First Class Mail Ronald L Mercer Address Redacted First Class Mail Ronald L Miller Address Redacted First Class Mail Ronald Lee Ingle Address Redacted First Class Mail Ronald Lee Ingle & Denise E Address Redacted First Class Mail Ronald Lee Inselman Address Redacted First Class Mail Ronald N Kolpin 1990 Rev Trust Address Redacted First Class Mail Ronald Norwood Address Redacted First Class Mail Ronald Petty Address Redacted First Class Mail Ronald Petty Address Redacted First Class Mail Ronald Poarch Address Redacted First Class Mail Ronald R Foshee Address Redacted First Class Mail Ronald Simunek Address Redacted First Class Mail Ronald W Folk Address Redacted First Class Mail Ronald Weidner Address Redacted First Class Mail Ronald Weidner Address Redacted First Class Mail Ronancy LLP Po Bo X 1408 Muncie, IN 47608 First Class Mail Ronancy, LLP P.O. Box 1408 Muncie, IN 47608 First Class Mail Ronancy, LLP P.O. Box 1408 Muncie, IN 47308 First Class Mail Ronck Family Revocable Trust Address Redacted First Class Mail Ronda J Brewer Address Redacted First Class Mail Ronna I Yost Address Redacted First Class Mail Ronnie L & Esther E Bergdall,Jtwros Address Redacted First Class Mail Ronnie L & Lois E Maxwell Jt Rev Tr Address Redacted First Class Mail Ronnie Lee Maxwell Address Redacted First Class Mail Ronnie Lee Maxwell Address Redacted First Class Mail Ronnie Moravec Address Redacted First Class Mail Ronnie R Randolph Address Redacted First Class Mail Ronnie Schreiner Address Redacted First Class Mail Ronnie W Treat Address Redacted First Class Mail Ronnie W Treat Lisa Treat Address Redacted First Class Mail Rosa J Swaim Estate Address Redacted First Class Mail Rosalee Lotspeich Rev Living Trust Address Redacted First Class Mail Rosalie J Mcgrane Address Redacted First Class Mail Rosalie Larkin Address Redacted First Class Mail Rosalie Mirkes Address Redacted First Class Mail Rosalie Mirkes, Life Estate; Address Redacted First Class Mail Rose Berkey Revocable Trust Address Redacted First Class Mail Rose Lancaster Address Redacted First Class Mail Rose P Feltman Address Redacted First Class Mail Rose Rock Midstream Address Redacted First Class Mail Roseanne Carroll Address Redacted First Class Mail Rosmarie R Simons Address Redacted First Class Mail Ross B Langston Address Redacted First Class Mail Ross B Langston Address Redacted First Class Mail Ross Cash Address Redacted First Class Mail Ross L Stuart Address Redacted First Class Mail Ross M Duke Address Redacted First Class Mail Ross Stephen Maris Address Redacted First Class Mail Rothco Assets LLC 1326 Fretz Dr Edmond, OK 73034 First Class Mail Route 52 Properties LLC P.O. Box 13703 Oklahoma City, OK 73113 First Class Mail Route 66 Minerals, Lp 16400 Dallas Pkwy, Ste 100 Dallas, TX 75248 First Class Mail Rowena Lobley Living Trust Address Redacted First Class Mail Rowena Lobley, Trustee of The Rowena Lobley Living Trust Address Redacted First Class Mail Rox G & Michelle C Beckner, Jt Address Redacted First Class Mail Roxanna Oil Company 952 Echo Ln, Ste 364 Houston, TX 77024 First Class Mail Roxanne Louise Risien Trimble Address Redacted First Class Mail Roxanne Louise Trimble Address Redacted First Class Mail Roxanne Martin Address Redacted First Class Mail Roy B Granger Address Redacted First Class Mail Roy D Benningfield Fam Rev Tst Address Redacted First Class Mail Roy E Fisher Aka Roy Edward Fisher Address Redacted First Class Mail Roy Feltman, Aka Roy Stephen Feltman Address Redacted First Class Mail Roy G Sr & Opal Barton Rev Trust Address Redacted First Class Mail Roy Gene Sanders Address Redacted First Class Mail Roy House Address Redacted First Class Mail Roy Lee O'Hern Jr Address Redacted First Class Mail Roy Leo Weidner Address Redacted First Class Mail Roy Sheridan White Address Redacted First Class Mail Roy T Oliver, Jr Address Redacted First Class Mail Roy T Oliver, Jr Address Redacted First Class Mail Roy W Allen Jr Address Redacted First Class Mail Roy W Allen, Jr, aka Roy W Allen Address Redacted First Class Mail Roy William Waller & Verna Christine Bobbitt, Address Redacted First Class Mail Roy Wilson Address Redacted First Class Mail Royal Miller Address Redacted First Class Mail Royal Resources, LLC 210 Park Ave Ste 3150 Oklahoma City, OK 73102 First Class Mail Royalty Interest Partnership, Lp 510 Bering Dr Ste 600 Houston, TX 77057 First Class Mail RR Bastain, Iii Address Redacted First Class Mail RR Bastian, Iii Address Redacted First Class Mail RR Cottrill Revocable Loving Trust Address Redacted First Class Mail Rr Oil LLC P.O. Box 14428 Oklahoma City, OK 73113 First Class Mail Rr Oil Well Operations, LLC P.O. Box 253 Ringwood, OK 73768 First Class Mail Rr Oilfield Rental Services, LLC P.O. Box 772 Weatherford, OK 73096‐0772 First Class Mail Rsg Properties, Ltd 2700 Recquet Club Dr Midland, TX 79705 First Class Mail Rstack Walnut LLC 321 S Boston Ave, Ste 700 Tulsa, OK 74103 First Class Mail Rstack Walnut LLC 321 South Boston, Ste 301 Tulsa, OK 74103 First Class Mail RT Rushmore Rev Trst Dtd 02/26/03 Address Redacted First Class Mail RT Rushmore Revocable Trust Dated February 26, 2003Robert T Rushmore, Jr, TAddress Redacted First Class Mail Ruben Gaylon Vick Address Redacted First Class Mail Ruby Dean Carlisle Seaman Address Redacted First Class Mail Ruby Opal Buford Jackson, Dec'D Address Redacted First Class Mail Rudy Patzkowsky Address Redacted First Class Mail Rudy Patzkowsky Address Redacted First Class Mail Ruey Eck & Juell Tucker, Jts Address Redacted First Class Mail Rufnex Oilfield Services 1333 Se 25Th Okalhoma City, OK 73129 First Class Mail Rufus Loney, Deceased 2/4/66 Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 56 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 59 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Rulewicz Energy LLC 15401 Fairview Farm Blvd Edmond, OK 73013 First Class Mail Rumble Minerals LLC c/o Payrock Energy Llc 1001 West Wilshire Blvd, Ste 206 Oklahoma City, OK 73116 First Class Mail Rumph Family Trust Address Redacted First Class Mail Rupa Patel Address Redacted First Class Mail Rupe Oil Company Inc P.O. Box 783010 Wichita, KS 67278‐3010 First Class Mail Rupe Oil Company, Inc P.O. Box 783010 Whicita, KS 67278 First Class Mail Rusco (Rig Up) Dept 3850, P.O. Box 123850 Dallas, TX 75312‐3850 First Class Mail Rusk Capital Management LLC 7600 W Tidwell Rd Ste 800 Houston, TX 77040‐6718 First Class Mail Russ Mcreynolds Address Redacted First Class Mail Russ Prag Address Redacted First Class Mail Russel Burton, Dale Melendy, Joan Burton, Address Redacted First Class Mail Russel L Warner Address Redacted First Class Mail Russell & Joan Burton J/T Address Redacted First Class Mail Russell Buford Address Redacted First Class Mail Russell Burton Address Redacted First Class Mail Russell Burton & Billie Lou Melendy, Address Redacted First Class Mail Russell Burton & Billie Lou Melendy, Co‐Trustees of The William A Burton Trust Address Redacted First Class Mail Russell Burton & Billie Lou Melendy, Successor Co‐Trustees of The W A Burton TAddress Redacted First Class Mail Russell Burton, Dale Melendy, Address Redacted First Class Mail Russell Burton, Dale Melendy, Joan Burton & Billie Lou Melendy, Co‐Tstees of T Address Redacted First Class Mail Russell Burton, Joan Burton, Address Redacted First Class Mail Russell Burton, Joan Burton, Dale Melendy & Address Redacted First Class Mail Russell Chemical Sales & Service 901 Sooner Trend Rd Enid, OK 73701 First Class Mail Russell Chemical Sales & Service Inc 901 Sooner Trend Rd Enid, OK 73701 First Class Mail Russell D Meloy Address Redacted First Class Mail Russell D Meloy Oil & Gas Company 1821 Calico Ln Enid, OK 73703 First Class Mail Russell D Stotts Address Redacted First Class Mail Russell D Walker Address Redacted First Class Mail Russell E Stith Address Redacted First Class Mail Russell F Hollowell Address Redacted First Class Mail Russell Harkness Address Redacted First Class Mail Russell J Perigo, Jr Address Redacted First Class Mail Russell J Ross Address Redacted First Class Mail Russell Jones Address Redacted First Class Mail Russell Keith Hargrove Address Redacted First Class Mail Russell L Harlow Address Redacted First Class Mail Russell Meloy c/o Sedbrook Law Firm, PC Attn: Matt J Sedbrook 215 W Owen K Garriott Ste 2‐A Enid, OK 73701 First Class Mail Russell Pollard Rev Trst, 11/11/11 Address Redacted First Class Mail Russell Reneau Address Redacted First Class Mail Russell Steve Harkness Address Redacted First Class Mail Russell T Rudy Energy LLC 5701 Woodway Dr Ste 346 Houston, TX 77057‐1505 First Class Mail Russell T Rudy Energy, LLC 5701 Woodway Dr, Ste 346 Houston, TX 77057 First Class Mail Russella Kay Franklin Address Redacted First Class Mail Ruth A Hays Address Redacted First Class Mail Ruth A Teichman, Individually & As Trustee of The Ruth A Teichman Trust Dtd JuAddress Redacted First Class Mail Ruth Ann Cassiday c/o Harrison & Mecklenburg, Inc Attn: Ralph Harrison 202 N 6Th, P.O. Box 658 Kingfisher, OK 73750 First Class Mail Ruth Crockett Address Redacted First Class Mail Ruth E Smith Address Redacted First Class Mail Ruth E Stigger Address Redacted First Class Mail Ruth E Watkins Address Redacted First Class Mail Ruth Ellen Davis Address Redacted First Class Mail Ruth Evans Weidner Address Redacted First Class Mail Ruth G Fink, Now Cgf Industries, Inc 7309 E 21st St Wichita, KS 67206 First Class Mail Ruth Graham, Dec'D 5/25/92 Address Redacted First Class Mail Ruth M Freeman Address Redacted First Class Mail Ruth M Freeman Address Redacted First Class Mail Ruth M Freeman c/o Bok, Na, Agent Attn; Mineral Management P.O. Box 1588 Tulsa, OK 74101 First Class Mail Ruth M Freeman, c/o BokF, Na, As Agent Address Redacted First Class Mail Ruth Odum Warner Address Redacted First Class Mail Ruth Powers 639 W Geronimo Way Mustang, OK 73064 First Class Mail Ruth S Mcbee, Deceased 6945 Bank St Baltimore, MD 21224‐1855 First Class Mail Ruth Spring c/o Roger Spring Address Redacted First Class Mail Ruth Springc/o Roger L Spring Address Redacted First Class Mail Ruth Springc/o Roger L Spring Address Redacted First Class Mail Ruth Stahl White Mineral Trust Patricia Elizabeth White, Tstee 2509 Nw 115th Pl Oklahoma City, OK 73120‐6608 First Class Mail Ruth Wood Sims, Deceased Address Redacted First Class Mail Rutter & Wilbanks Corporation P.O. Box 3186 Midland, TX 79702 First Class Mail Rwls LLC Dba Renegade Services P.O. Box 862 Levelland, TX 79336 First Class Mail Rx3 Energy LLC 525 Nw 13th St Oklahoma City, OK 73101 First Class Mail Ryan Ace Searle Address Redacted First Class Mail Ryan Choate Address Redacted First Class Mail Ryan Lee Gillee Address Redacted First Class Mail Ryan M Duke Address Redacted First Class Mail Ryley Oil & Gas, LLC 4300 Memory Ln Oklahoma City, OK 73112 First Class Mail S & M Cattle Co 23090 Wash Creek Rd Willcox, AZ 85643 First Class Mail S Craig George 340 Barn Side Ln Eureka, MO 63025 First Class Mail S Douglas Investments Inc P.O. Box 79148 Saginaw, TX 76179 First Class Mail S J W Bingham Address Redacted First Class Mail S Javaid Anwar, Trustee Address Redacted First Class Mail S Javaid Anwar, Trustee Address Redacted First Class Mail S Javid Anwar, Trustee Address Redacted First Class Mail S O Par, Inc P.O. Box 468 Lufkin, TX 75901 First Class Mail S&P & Associates Inc 212 Ironwood Dr D213 Coeur D'Alene, ID 83814 First Class Mail S&S Star Operating, LLC 210 Park Ave Ste 1350 Oklahoma City, OK 73101 First Class Mail Sa Oil & Gas Corp P.O. Box 10129 Phoenix, AZ 85064 First Class Mail Sabine Corp c/o Pec Minerals Lp 14860 Montfort Dr, Ste 209 Dallas, TX 75254 First Class Mail Sabine Corp 16400 Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Sabine Corp 1900 N Akard St Dallas, TX 75201 First Class Mail Sabine Oil & Gas Corp 1415 Louisiana St Houston, TX 77002‐7360 First Class Mail Sabine Royalty Corp 1200 Mercantile Bank Building Dallas, TX 75201 First Class Mail Sabine Royalty Trust c/o Pec Minerals, Lp 16400 N Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Sabria Idarraga Address Redacted First Class Mail Sadie Louise Newell Address Redacted First Class Mail Sadie Wilde Reagan Address Redacted First Class Mail Sadie Wilde Reagan Address Redacted First Class Mail Safe‐N‐Sound Land Company LLC 1525 Melrose Dr Norman, OK 73069 First Class Mail Safe‐N‐Sound Land Company LLC 1405 4th Ave Nw Pmb 254 Ardmore, OK 73401‐2708 First Class Mail Safe‐N‐Sound Land Company, LLC 1405 4th Ave, Nw, Pmb 254 Ardmore, OK 73401 First Class Mail Safety Plus Usa, LLC 1091 Fletcher Rd Sulphur, OK 73086 First Class Mail Sagesse Land Company, LLC P.O. Box 13605 Oklahoma City, OK 73113 First Class Mail Sal Zaffino Address Redacted First Class Mail Sally A Russell Address Redacted First Class Mail Sally Berkenbile Beckman Address Redacted First Class Mail Sally I Petersen Address Redacted First Class Mail Sally J Schott Address Redacted First Class Mail Sally Jean Mays Address Redacted First Class Mail Sally Jean Mays Address Redacted First Class Mail Sally Kennedy Richardson Oil Company Llc 1606 S Montgomery St Starkville, MS 39759‐7883 First Class Mail Sally Smyth & Oilbond Ltd P.O. Box 702102 Tulsa, OK 74170 First Class Mail Salvation Oil, Inc 362 W Radcliff Dr Claremont, CA 91711 First Class Mail Salvatore Iannucci Jr Address Redacted First Class Mail Salvatore Iannucci, Jr Address Redacted First Class Mail Salvatore J Iannucci, Jr Address Redacted First Class Mail Salvatore J Iannucci, Jr Address Redacted First Class Mail Sam Kendrick Testamentary Trust c/o Allen Eubanks, The Kendrick Company P.O. Box 9007 Dallas, TX 75209 First Class Mail Sam Vaverka Address Redacted First Class Mail Samalyn M Cudek, Trustee of The Samalyn M Cudek Revocable Trust Dated Ma Address Redacted First Class Mail Samantha Oliver Address Redacted First Class Mail Samm Oil & Gas, Inc 1400 American First Tower Oklahoma City, OK 73102 First Class Mail Sammy Joe Halcomb Address Redacted First Class Mail Sammy Joe Halcomb Address Redacted First Class Mail Sampson Emery Living Trust Address Redacted First Class Mail Sam's Packer & Supply, LLC P.O. Box 722833 Norman, OK 73070 First Class Mail Samson Exploration Company Samson Plaza, Two West Second St Tulsa, OK 74103 First Class Mail Samson Hydrocarbons Company fka Grace Petroleum Corp, fka Cleary Petroleum Corp, fka Magness Petroleum Corp c/o Rebellion Energy, LLC 5416 S Yale, Ste 300 Tulsa, OK 74135 First Class Mail Samson Hydrocarbons Company 2 W 2nd St Tulsa, OK 74103 First Class Mail Samson Resources Company P.O. Box 972290 Dallas, TX 75397‐2290 First Class Mail Samson Resources Company Two West Second St Tulsa, OK 74103 First Class Mail Samson Resources Company, Successor of Grace Petroleum Company, Successor of Magness Petroleum Company 15 East 5th St, Ste 1000 Tulsa, OK 74103 First Class Mail Samuel B Kritzstein Address Redacted First Class Mail Samuel G Kritzstein Address Redacted First Class Mail Samuel House Address Redacted First Class Mail Samuel House Address Redacted First Class Mail Samuel Julian Anderson Address Redacted First Class Mail Samuel M Popovich Address Redacted First Class Mail Samuel M Popovich aka Sam Popovich Address Redacted First Class Mail Samuel M Wilson Address Redacted First Class Mail Samuel M Wilson Address Redacted First Class Mail Samuel W & Arleen E Bailey Rev Trst Address Redacted First Class Mail San Can Tr of 1991 Address Redacted First Class Mail San Saba Petroleum, LLC 4965 Preston Park Blvd, Ste 725 Plano, TX 75093 First Class Mail Sand Creek Petroleum P.O. Box 1700 Edmond, OK 73083 First Class Mail Sand Creek Petroleum Co, LLC 1616 E 19th St, Ste 405 Edmod, OK 73013 First Class Mail Sand Creek Petroleum Co, LLC P.O. Box 1700 Edmond, OK 73083 First Class Mail Sand Creek Petroleum Co, LLC 5 S Commerce Daube Building Box 8 Ardmore, OK 73401 First Class Mail Sand Creek Petroleum Company, LLC P.O. Box 1780 Edmond, OK 73083 First Class Mail Sand Creek Petroleum Company, LLC 1616 E 19th St, Ste 405 Edmond, OK 73013 First Class Mail Sand Point Production, Inc 5909 Nw Expressway, Ste 540 Oklahoma City, OK 73132 First Class Mail Sand Resources Inc 3334 W Main St Pmb 513 Norman, OK 73072 First Class Mail Sand Resources LLC 3334 W Main St Pmb 513 Norman, OK 73072 First Class Mail Sanders Family Trust Uad 06/03/2005 Address Redacted First Class Mail Sandra A Briggs Address Redacted First Class Mail Sandra Angel Address Redacted First Class Mail Sandra J Brooks Address Redacted First Class Mail Sandra J Brooks Address Redacted First Class Mail Sandra J Dotter Address Redacted First Class Mail Sandra K Meyers Address Redacted First Class Mail Sandra K Meyers Address Redacted First Class Mail Sandra K Phillips Address Redacted First Class Mail Sandra Kramer Address Redacted First Class Mail Sandra Lee Hayes Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 57 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 60 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Sandra Louise Umber Address Redacted First Class Mail Sandra Louise Umber Address Redacted First Class Mail Sandra Lynn Kuhns Address Redacted First Class Mail Sandra Lynn Kuhns Address Redacted First Class Mail Sandra Lynn Moore Address Redacted First Class Mail Sandra Lynn Pettus Address Redacted First Class Mail Sandra Thompson Address Redacted First Class Mail Sandra Thompson Ladewig Address Redacted First Class Mail Sandrea Lee Bernstein Address Redacted First Class Mail Sandridge Energy Inc 123 Robert S Kerr Ave Oklahoma City, OK 73102 First Class Mail Sandridge Exp & Prod LLC 123 Robert S Kerr Ave Oklahoma City, OK 73102 First Class Mail Sandridge Exploration & Production, LLC 123 Robert S Kerr Ave Oklahoma City, OK 73102 First Class Mail Sandy Jones Address Redacted First Class Mail Sandy King Address Redacted First Class Mail Sandy King Johnston Address Redacted First Class Mail Sandy Oak Oil & Gas #20 P.O. Box 92784 Austin, TX 78709‐2784 First Class Mail Sandy Veach Hoffman, Deceased Address Redacted First Class Mail Sandy's Oil Company c/o Barr, Inc 7000 N Prospect Ave Oklahoma City, OK 73111 First Class Mail Sanford P Brass Address Redacted First Class Mail Santa Fe Corp 405 Continental Oil Building Denver, CO 80202 First Class Mail Santa Fe Minerals Inc 13455 Noel Rd Dallas, TX 75240‐6620 First Class Mail Santino Genovese Address Redacted First Class Mail Sappington Energy Interests, Ltd 2309 B Nantucket Houston, TX 77507 First Class Mail Sappington Energy Interests, Ltd P.O. Box 19160 Houston, TX 77224‐9160 First Class Mail Sappington Energy Investments Ltd P.O. Box 19160 Houston, TX 77224‐9160 First Class Mail Sara E Alexander Address Redacted First Class Mail Sara E Miller Address Redacted First Class Mail Sara S Crimmins Address Redacted First Class Mail Sarah A Cromwell Address Redacted First Class Mail Sarah Barnes Address Redacted First Class Mail Sarah Beth Oppel Address Redacted First Class Mail Sarah Dawn Davidson Address Redacted First Class Mail Sarah Hamilton Martin Address Redacted First Class Mail Sarah Hamilton Martin Address Redacted First Class Mail Sarah Hamilton Rhoads Martin Address Redacted First Class Mail Sarah Rhoads Martin Address Redacted First Class Mail Sarah Zoller Separate Property Trst c/o Northern Trust Co P.O. Box 226270 Dallas, TX 75222 First Class Mail Sarah Zoller Separate Property Trust 3318 Bryn Mawr Dallas, TX 75225 First Class Mail Sarah Zoller Separate Property Trust 16475 Dallas Pkwy, c/o Northern Trust Addison, TX 75001 First Class Mail Sarah Zoller Separate Property Trust c/o Northern Trust 16475 Dallas Pkwy Addison, TX 75001 First Class Mail Saratoga Oil Ltd 420 Throckmorton Str 710 Ft Worth, TX 76102 First Class Mail Saratoga Royalty Lp P.O. Box 141356 Dallas, TX 75214‐1356 First Class Mail Sasha Cobb Address Redacted First Class Mail Sastex Enterprises 19 Cassia Rd Odessa, TX 79765 First Class Mail Savannah Wi LLC 1420 Marina Bay Dr Kemah, TX 77565 First Class Mail Savery Investments, A Texas Partnership P.O. Box 822801 Dallas, TX 75382 First Class Mail Saxet Minerals, LLC 510 Bering Dr Ste 600 Houston, TX 77057 First Class Mail Saxton Drilling Partnership‐1980 2431 E 51st St, Ste 700 Tulsa, OK 74105 First Class Mail Sb Directional Services 19300 State Highway 39 Purcell, OK 73080 First Class Mail Schlachter Oil & Gas, Ltd 6211 W Northwest Hwy 257 Dallas, TX 75225 First Class Mail Schlachter Oil & Gas, Ltd 6211 W Northwest Highway, Ste 257 Dallas, TX 75225 First Class Mail Schlachter Oil & Gas, Ltd 6211 W Northwest Hwy, Ste 256 Dallas, TX 75225 First Class Mail Schlachter Oil & Gas, Ltd 6211 W Northwest Hwy, Ste C‐256 Dallas, TX 75225‐3477 First Class Mail Schlachter Operating Corp 6211 W Northwest Highway Suite 256 Dallas, TX 75225 First Class Mail Schlachter Operating Corp 6211 W Northwest Highway Dallas, TX 75225‐3477 First Class Mail Schlachter Operating Corp, 6211 W Northwest Hwy Suite C‐256 Dallas, TX 75225 First Class Mail Schlachter Operating Corporation 6211 W Northwest Highway Dallas, TX 752253477 First Class Mail Schlumberger Rod Lift, Inc 713 Market Dr Oklahoma City, OK 73114 First Class Mail Schlumberger Technology Corp P.O. Box 200641 Dallas, TX 75320‐0641 First Class Mail Schmidt Resources Inc Byron D Schmidt P.O. Box 30848 Edmond, OK 73003‐0015 First Class Mail Schroeder Boulton c/o Nancy Boulton Legates Address Redacted First Class Mail Schulte Oil Company Box 188 El Reno, OK 73036 First Class Mail Scientific Drilling Intern 16701 Greenspoint Park Dr Ste 200 Houston, TX 77060 First Class Mail Scope Exploration, Inc P.O. Box 702571 Tulsa, OK 74170 First Class Mail Scott & Sally Story, As Joint Tenants Address Redacted First Class Mail Scott A Pope & Peggy A Pope, Trustees Address Redacted First Class Mail Scott A Pope & Peggy A Pope, Trustees of The Scott A & Peggy A Pope Living TruAddress Redacted First Class Mail Scott C Morgan Address Redacted First Class Mail Scott D Taylor Address Redacted First Class Mail Scott Draughon Rev Lvg Tr Address Redacted First Class Mail Scott F Oswald Address Redacted First Class Mail Scott F Oswald Address Redacted First Class Mail Scott G Richards Address Redacted First Class Mail Scott Hajek Address Redacted First Class Mail Scott Henry Address Redacted First Class Mail Scott Limke 2005 Rev Trust Address Redacted First Class Mail Scott M Gordon Address Redacted First Class Mail Scott Martin Address Redacted First Class Mail Scott Neil Stephan Address Redacted First Class Mail Scott Rand Address Redacted First Class Mail Scott W Draughon, Trustee of The Scott Draughon Living Trust, Dated August 29Address Redacted First Class Mail Scout Downhole Address Redacted First Class Mail Scout Energy Group, LLC Attn: Robert Dennis 3809 East 83rd St Tulsa, OK 74137 First Class Mail Scoutgroup LLC 1 West 3rd St, Ste 1115 Tulsa, OK 74103 First Class Mail Scoutgroup, LLC P.O. Box 843250 Kansas City, MO 64184‐3250 First Class Mail Sds Petroleum Consultants, LLC P.O. Box 456 Troup, TX 75789 First Class Mail Sea Gypsy Properties, LLC 10293 Coconut Rd Bonita Springs, FL 34135 First Class Mail Seagull Energy Corp 333 West Sheridan Ave Oklahoma City, OK 73102 First Class Mail Seagull Midcon Inc 333 West Sheridan Ave Oklahoma City, OK 73102 First Class Mail Seagull Midcon Inc 115 Sw 89th St Oklahoma City, OK 73139 First Class Mail Sean Andrews Address Redacted First Class Mail Sean F Poarch Address Redacted First Class Mail Sean Mcclendon Address Redacted First Class Mail Searle Mineral Holdings LLC 841 Hersch Ave Pagosa Springs, CO 81147 First Class Mail Secondary Oil, Inc P.O. Box 102 Dover, OK 73734 First Class Mail Security Pacific National Bank, Successor Trustee Bank of America 333 South Hope St Los Angeles, CA 90051 First Class Mail Sedlak Family Trust Dated 8/22/00 Address Redacted First Class Mail Sedlak Family Trust of August 22, 2000, Dustin Holder & Derek Holder, SuccessoAddress Redacted First Class Mail Sedona Royalties LLC P.O. Box 32122 Oklahoma City, OK 73123 First Class Mail Sei Holdings, Inc 26227 100th St Maysville, OK 73057 First Class Mail Seiger Oil & Gas, LLC P.O. Box 265 Hennessey, OK 73742‐0265 First Class Mail Select Energy Services 1820 N Ih 35 Gainesville, TX 76241 First Class Mail Senil Malik Address Redacted First Class Mail Senil Malik Aka Sunil Malik Address Redacted First Class Mail Sentry Energy, Inc P.O. Box 7195 Edmond, OK 73083 First Class Mail Sere Spaulding Myers Jr Address Redacted First Class Mail Serese Sheryll Myers Cannon Address Redacted First Class Mail Servrina Prim Address Redacted First Class Mail Servrina Prim Address Redacted First Class Mail Setha M Lucero Living Trust Address Redacted First Class Mail Seymour Sussman, Custodian Abby Lynn Sussman Address Redacted First Class Mail Seymour Sussman, Custodian Carol Ann Sussman Address Redacted First Class Mail Sf Natural Resources LLC 6303 N Portland, Ste 206 Oklahoma City, OK 73112 First Class Mail Sff Royalty LLC P.O. Box 2080 Midland, TX 79702 First Class Mail Sfh Land & Energy Resources, LLC Attn: Scott Hill 16364 Muirfield Pl, Ste 250 Edmond, OK 73013 First Class Mail SG Cain & Wanda J Cain, As Joint Tenants Address Redacted First Class Mail Sgb Solutions Lp P.O. Box 60931 Midland, TX 79711 First Class Mail Sh Productions Inc P.O. Box 1703 Ardmore, OK 73402 First Class Mail Shadow Creek Minerals, LLC 5808 Nw 135th St Oklahoma City, OK 73142 First Class Mail Shadow Creek Resources Ii, LLC 10443 N May Ave, Pmb 611 Oklahoma City, OK 73120 First Class Mail Shadow Creek Resources Ii, LLC 10433 N May Ave, Pmb 611 Oklahoma City, OK 73120 First Class Mail Shadow Creek Resources LLC 10443 N May Ave 611 Oklahoma City, OK 73120 First Class Mail Shafgo LLC 100 N Main St Palmer, TX 75152 First Class Mail Shafgo LLC c/o Bank of America Na Agent P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Shah Energy LLC 3448 Nw 172nd Terrace Edmond, OK 73012 First Class Mail Shah Marie Hines Address Redacted First Class Mail Shakti Energy LLC P.O. Box 6115 Edmond, OK 73083 First Class Mail Shana K Preble Address Redacted First Class Mail Shandra M Miller, dba Sm Enterprise Address Redacted First Class Mail Shandra Miller Address Redacted First Class Mail Shandra Miller Dba Sm Enterprise Address Redacted First Class Mail Shandra N Miller Address Redacted First Class Mail Shanley Oil Company P.O. Box 802415 Dallas, TX 75380 First Class Mail Shanna M Gish Address Redacted First Class Mail Shannon Everley Address Redacted First Class Mail Shannon Gallaghers Minerals LLC 3333 Painted Desert Dr Edmond, OK 73034 First Class Mail Shannon L Richardson Address Redacted First Class Mail Shannon L Richardson Address Redacted First Class Mail Shantanu Bhattacharya Address Redacted First Class Mail Shar‐Alan Oil Company Shar‐Alan Liquidating Trust 4101 E Louisiana Ave, Ste 500 Denver, CO 80246 First Class Mail Shari Bozeman Address Redacted First Class Mail Sharilyn Ann Hillard Address Redacted First Class Mail Sharilyn Ann Hillard Address Redacted First Class Mail Sharla Dee Mealy Address Redacted First Class Mail Sharon A Myers Address Redacted First Class Mail Sharon Alexander Address Redacted First Class Mail Sharon Ann Goodwin Address Redacted First Class Mail Sharon Barr Address Redacted First Class Mail Sharon Berry Gibson Address Redacted First Class Mail Sharon Dardik Address Redacted First Class Mail Sharon F Buckingham Address Redacted First Class Mail Sharon F Buckingham, Indivdually & As Personal Representative of The Estate o 10100 Cypress Cove Dr, Apt 110 Ft. Meyers, FL 33908 First Class Mail Sharon I James Address Redacted First Class Mail Sharon Joan Brist Address Redacted First Class Mail Sharon Johnson Address Redacted First Class Mail Sharon Johnson Address Redacted First Class Mail Sharon K & Jack Umdenstock Jt Address Redacted First Class Mail Sharon K Famous Address Redacted First Class Mail Sharon K Grubbs Address Redacted First Class Mail Sharon K Mogg Address Redacted First Class Mail Sharon K Pope & Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 58 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 61 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Sharon K Wright Address Redacted First Class Mail Sharon Kay Holliday Address Redacted First Class Mail Sharon Kay Mogg Address Redacted First Class Mail Sharon Kay Nealis Address Redacted First Class Mail Sharon Kay Von Horn Revocable Trust Date March 10, 1995 Address Redacted First Class Mail Sharon Lee Jackson Address Redacted First Class Mail Sharon Logsdon Address Redacted First Class Mail Sharon Logsdon Address Redacted First Class Mail Sharon Lundstrom Kitchell Tr Address Redacted First Class Mail Sharon Lynn Williams Collins 5734 Martha Ln Houston, TX 77032 First Class Mail Sharon M Barnett Address Redacted First Class Mail Sharon Pope Address Redacted First Class Mail Sharon Pribil Address Redacted First Class Mail Sharon Robinson Address Redacted First Class Mail Sharon Robinson Address Redacted First Class Mail Sharon Yarbrough Address Redacted First Class Mail Sharon Zitkus, Jtwros Address Redacted First Class Mail Sharp Mortgage Company 1647 East 3rd St Tulsa, OK 74120 First Class Mail Sharp Mortgage Company Alp Premier Land Solutions, Agent P.O. Box 20590 Oklahoma City, OK 73156 First Class Mail Shaun House Address Redacted First Class Mail Shauna Harriman Stanczyk Address Redacted First Class Mail Shauna Sue Stephan Address Redacted First Class Mail Shaw Energy, Inc P.O. Box 192199 Dallas, TX 75219 First Class Mail Shaw Stringup Service, LLC 8522 Highway 30 Durham, OK 73642 First Class Mail Shawn & Lesley Anderson Jt Rev Address Redacted First Class Mail Shawn Deanne Long Address Redacted First Class Mail Shawn Jones Address Redacted First Class Mail Shawna C Bailey Address Redacted First Class Mail Shawnee Regional Hospital Foundation 1102 West Macarthur Shawnee, OK 74804 First Class Mail Shawver Fam Tst Dtd 3/24/1992 Address Redacted First Class Mail Shayne Ohotto Address Redacted First Class Mail Shearon Oil Properties P.O. Box 1791 Enid, OK 73702‐1791 First Class Mail Shearton Service Corporation 8030 Kayak Way Blaine, WA 98230 First Class Mail Shebester Bechtel, Inc P.O. Box 270598 Oklahoma City, OK 73137 First Class Mail Sheila Ann Johnson Address Redacted First Class Mail Sheila Boyd Thompson Address Redacted First Class Mail Sheila Boyd Thompson c/o Sandra Ladewig Address Redacted First Class Mail Sheila Gould Address Redacted First Class Mail Sheila K Myers Rev Lvg Tr Address Redacted First Class Mail Sheila Kay Curtis Address Redacted First Class Mail Sheila L Campbell Address Redacted First Class Mail Sheila R Fisher Address Redacted First Class Mail Sheila Unruh & Randy D Unruh Address Redacted First Class Mail Sheila Yarbrough Address Redacted First Class Mail Shelby Snider Corp 1120 First City Pl Oklahoma City, OK 73102 First Class Mail Shelden Kavieff of Jerbis B Webb, c/o Elizabeth Anne Mcdonald Address Redacted First Class Mail Sheldon Fisher Address Redacted First Class Mail Sheldon Fisher Address Redacted First Class Mail Shellbark Ventures LLC 1920 S Cleveland Stret Enid, OK 73703 First Class Mail Shelley Drake Hawks Address Redacted First Class Mail Shelley F Marek Address Redacted First Class Mail Shelley F Marek Address Redacted First Class Mail Shelley Gale Griffith Address Redacted First Class Mail Shelley Gale Griffith Address Redacted First Class Mail Shelley Quinn Brown Trustee Address Redacted First Class Mail Shelli Rae Messenger Address Redacted First Class Mail Shelly Marie Finley Address Redacted First Class Mail Shelly Mathews Address Redacted First Class Mail Shelly Mathews Address Redacted First Class Mail Shemin, Inc 510‐1030 W Georgia Vancouver, BC V6B 0M3 Canada First Class Mail Shepherd Royalty, LLC 5949 Sherry Ln Ste 1175 Dallas, TX 75225 First Class Mail Sheridan Family Trust Address Redacted First Class Mail Sheridan Fmly Trust Dtd 3/26/62 Address Redacted First Class Mail Sherin Jester, As Trustee of The Sherin Jester Trustdated 12/21/04 Address Redacted First Class Mail Sheron Kindred Address Redacted First Class Mail Sherri L Spradley Address Redacted First Class Mail Sherril M Mitchell Address Redacted First Class Mail Sherry Kephart, Dec'D 3/24/2007 Address Redacted First Class Mail Sherry L Dinsmore Trust Address Redacted First Class Mail Sherry Lewis Taylor Address Redacted First Class Mail Sherry Lou Wilfong Address Redacted First Class Mail Sherry Lynn Stokes Junius Address Redacted First Class Mail Sherry Mccall Address Redacted First Class Mail Sherry Paulette Roush Address Redacted First Class Mail Sherry Ray Ross Address Redacted First Class Mail Sherry Rose Cogburn Address Redacted First Class Mail Sherry Yarbrough Address Redacted First Class Mail Sheryl K Walker Trustc/o Herbert S Kendrick Address Redacted First Class Mail Sheryl Lynn Dobrinski Address Redacted First Class Mail Sheryl Lynn Luber Address Redacted First Class Mail Sheryll Lynn Myers Address Redacted First Class Mail Sheryn Kay Address Redacted First Class Mail Sheth Family LLC 18708 Saddle River Dr Edmond, OK 73012 First Class Mail Shg Properties LLC P.O. Box 6209 Enid, OK 73702 First Class Mail Shield Energy Services, LLC c/o Single Point Capital P.O. Box 348 Houston, TX 77001 First Class Mail Shields Well Service 511 N 3rd Ave Stroud, OK 74079 First Class Mail Shigeo Futagaki Address Redacted First Class Mail Shiloh Oil Corp P.O. Box 14664 Oklahoma City, OK 73113 First Class Mail Shirla M Loutas Address Redacted First Class Mail Shirley A O'Connor Rev Tr Address Redacted First Class Mail Shirley A Tallackson Address Redacted First Class Mail Shirley Ann Fuksa Address Redacted First Class Mail Shirley Ann Hensley Address Redacted First Class Mail Shirley Ann Ward Steele Address Redacted First Class Mail Shirley Cattle Co 1403 Elbow Bend Dodge City, KS 67801 First Class Mail Shirley F Garvey Revocable Trust Address Redacted First Class Mail Shirley J Byers Address Redacted First Class Mail Shirley Jo Petcher Address Redacted First Class Mail Shirley K Bizal Address Redacted First Class Mail Shirley K Carignan Address Redacted First Class Mail Shirley M Brown Address Redacted First Class Mail Shirley M Brown Rev Tst Address Redacted First Class Mail Shirley M Traver Address Redacted First Class Mail Shirley Mae Bergdall Address Redacted First Class Mail Shirley Petree Dempsey Address Redacted First Class Mail Shirley Richardson Address Redacted First Class Mail Shirli Todd Address Redacted First Class Mail Shon M Barnett Address Redacted First Class Mail Shoreline Energy LLC 3808 Hidden Hill Rd Norman, OK 73072 First Class Mail Shorthanded, LLC 3228 Edgehill Rd Fort Worth, TX 76116 First Class Mail Shughard, Thompson & Kilroy c/o Polsinpelli Law Firm 1401 Lawrence St, Ste 2300 Denver, CO 80202‐2498 First Class Mail Sidney Hobbs Address Redacted First Class Mail Sidney Margaret Anderson Address Redacted First Class Mail Sidney Mccarty Address Redacted First Class Mail Sidney Mcwilliams Address Redacted First Class Mail Sidney Moran Address Redacted First Class Mail Sieck Minerals, LLC 1415 Ridgeoak Rd Sapulpa, OK 74066 First Class Mail Sierra Capital Services, Inc 13258 S 114th Ave Broken Arrow, OK 74011 First Class Mail Sierra Madre Nat'L Resources P.O. Box 25204 Dallas, TX 75225 First Class Mail Sierra Madre Natural Resources, LLC P.O. Box 25204 Dallas, TX 75225 First Class Mail Sightline Petroleum, LLC 525 Nw 13th St Oklahoma City, OK 73103 First Class Mail Signature Resources Company fka Petromark Resources Company 30817 Hennepin St Garden City, MI 48135 First Class Mail Silver Creek Oil & Gas LLC 5525 N Macarthur Blvd, Ste 775 Irving, TX 75038 First Class Mail Silver Creek Resources, LLC 5525 N Macarthur Blvd, Ste 775 Irving, TX 75038 First Class Mail Silver Star of Nevada Inc 5800 Nw 135th St Oklahoma City, OK 73142 First Class Mail Silver Star of Nevada Inc 5800 Nw 135th St Oklahoma City, OK 731425938 First Class Mail Silver Star of Nevada, Inc c/o Husky Ventures 5800 Nw 135th St Oklahoma City, OK 73142 First Class Mail Silverado Oil & Gas LLP P.O. Box 52308 Tulsa, OK 74152‐0308 First Class Mail Silverhawk Oil Ltd P.O. Box 131842 Houston, TX 77219 First Class Mail Silverhillls Ranch, LLC c/o Ross Gosney 543 Silver Hills Rd Bayfield, CO 81122 First Class Mail Silverhills Ranch LLC c/o Ross Gosney P.O. Box 1013 Bayfield, CO 81122 First Class Mail Silverhills Ranch, LLC P.O. Box 1013 Bayfield, CO 81122 First Class Mail Silverstar of Nevada Inc 5800 Nw 135th St Oklahoma City, OK 731425938 First Class Mail Silverstar of Nevada, Inc 5800 Nw 135th St Oklahoma City, OK 73142 First Class Mail Simcoe Energy 1982‐Ii, Ltd c/o Tobi Hollingsworth 8520 E San Marcos Dr Scottsdale, AZ 85258 First Class Mail Simeon Edward Hayner Address Redacted First Class Mail Simeon Weston Address Redacted First Class Mail Simmons Machine Works, Inc P.O. Box 1646 Woodward, OK 73802 First Class Mail Simon Bunche Gracey Address Redacted First Class Mail Simons Petroleum LLC 210 Park Ave, Ste 1800 Oklahoma City, OK 73102 First Class Mail Simpact Oil & Gas LLC 13286 N Amberwing Pl Oro Valley, AZ 85755 First Class Mail Sinclair Smith Siragusa Farm Trustc/o AC Smith Address Redacted First Class Mail Singer Bros, A Partnership 4124 South Rockford Ave Tulsa, OK 74105 First Class Mail Singer Brothers Address Redacted First Class Mail Singer Oil Co, LLC P.O. Box 307 Hennessey, OK 73742‐0307 First Class Mail Singer Oil Company, LLC P.O. Box 307 Hennessey, OK 73742 First Class Mail Singer‐Fleischaker Oil Company, An Oklahoma LLP c/o Fmc 100 N Broadway, Ste 2460 Oklahoma City, OK 73102 First Class Mail Singer‐Fleischaker Oil Company, Inc A Louisiana Corp c/o Fmc 100 N Broadway, Ste 2460 Oklahoma City, OK 73102 First Class Mail Singer‐Fleischaker Oil Company, Inc c/o Fmc 100 N Broadway, Ste 2460 Oklahoma City, OK 73102 First Class Mail Sirrah Investments, Inc c/o G Dale Elsener 821 Centennial Blvd Suite 100 Edmond, OK 73013‐3713 First Class Mail Sirrah Investments, Inc c/o G Dale Elsener P.O. Box 360 1601 Medical Center Dr, Ste 12 Edmond, OK 73083‐0360 First Class Mail Sirrah Investments, Inc 12707 E 630 Rd Hennessey, OK 73742 First Class Mail Sister M Cecelia Pribil Address Redacted First Class Mail Sister M Cecelia Pribil Address Redacted First Class Mail Sister M Doris Pribil Address Redacted First Class Mail Sister M Doris Pribil Address Redacted First Class Mail Site Safe Solutions, Ltd 202 S Dixon St, Ste 214 Gainesville, TX 76240 First Class Mail Six G's LLC P.O. Box 56 Okarche, OK 73762 First Class Mail Six S Energy Group, LLC P.O. Box 20474 Oklahoma City, OK 73156‐0474 First Class Mail Sixnineteen, LLC c/o Mineralsoft Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Sixty Nine Oil & Gas Lp P.O. Box 101265 Ft Worth, TX 76185 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 59 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 62 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Sjbt Investments LLC 2901 Lakeshire Ridge Way Edmond, OK 73034 First Class Mail Sjl Well Service, LLC P.O. Box 670 Kalkaska, MI 49646 First Class Mail Sk E&P Operations America, LLC 11700 Katy Freeway Ste 900 Houston, TX 77079 First Class Mail SK Hatfield Address Redacted First Class Mail Sk Nemaha LLC 11700 Katy Freeway Suite 900 Houston, TX 77079 First Class Mail Sk Nemaha LLC 11700 Katy Freeway, Ste 900 Houston, TX 77079 First Class Mail Sk&J Savage LLC 2610 W New Orleans Pl Broken Arrow, OK 74011‐1780 First Class Mail Skc Minerals, LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Sl&M Investment Co 105 N Hudson, Ste 800 Oklahoma City, OK 73102 First Class Mail Slawson Exploration Co, Inc 727 N Waco, Ste 400 Wichita, KS 67203 First Class Mail Slawson Exploration Company Inc River Park Place 727 North Waco, Ste 400 Whichita, KS 67203 First Class Mail Slick Rock Production LLC Scott Hodges 1802 Oak Shade Dr Sugar Land, TX 77479 First Class Mail Slick Rock Production LLC Scott Hodges 1435 Stone Canyon Dr Sugar Land, TX 77479 First Class Mail Slj/Eof Iii, Ltd 4311 W Lovers Ln, Ste 200 Dallas, TX 75209 First Class Mail Slj/Eof Iii, Ltd c/o Slj Company, LLC 4311 W Lovers Ln, Ste 200 Dallas, TX 75209 First Class Mail Sloan Kettering Institue For Cancer Research 1275 York Ave New York, NY 10065 First Class Mail Sloan Oil Corp 7515 Pine Green Ln Humble, TX 77346 First Class Mail Slover Interests, Lp 3614 Royal Rd Amarillo, TX 79109‐4338 First Class Mail Sloyd J Landry Address Redacted First Class Mail Slyder Energy Solutions P.O. Box 467 Chandler, OK 74834 First Class Mail SMA Petroleum Constultants, Inc 11117 S Joplin Ave Tulsa, OK 74137 First Class Mail Smart Chemical Services, Lp P.O. Box 7687 Amarillo, TX 79114 First Class Mail Smiser Oil & Gas LLC P.O. Box 60731 Oklahoma City, OK 73146‐0731 First Class Mail Smith Family Trust Address Redacted First Class Mail Smith Family Trust 1/9/15 Address Redacted First Class Mail Smith Family Trust 1/9/15 Address Redacted First Class Mail Smith Holdings, LLC c/o Randy C Smith 211 N Robinson Suite 1310 Oklahoma City, OK 73102 First Class Mail Smith International, Inc P.O. Box 732136 Dallas, TX 75373‐2136 First Class Mail Smith International, Inc P.O. Box 200760 Dallas, TX 75320‐0760 First Class Mail Smith Petroleum Company 2040 North Loop West, Ste 302 Spring, TX 77018 First Class Mail Smith Petroleum Company 23119 Hampton Forest Ln Spring, TX 77389 First Class Mail Smith Revocable Trust c/o Kanaly Trust Company P.O. Box 2227 Houston, TX 77056 First Class Mail Sneed Company 15 W 6th Ste 2505 Tulsa, OK 74119 First Class Mail Sneed Company 5110 S Yale Ave, Ste 400 Tulsa, OK 74135 First Class Mail Sneed Company Lp c/o Farmer's National Company, Agent 15 W 6th St, Ste 2700 Tulsa, OK 74119 First Class Mail Sneed Company, An Oklahoma Limited Partnership P.O. Box 5567 Norman, OK 73070 First Class Mail Sneed Company, Lp P.O. Box 5567 Norman, OK 73070 First Class Mail Snooks & Klinger Oil & Gas LLC P.O. Box 1181 Bayfield, CO 81122 First Class Mail Snowden, LLC 12 Fordyce Ln St. Louis, MO 63124 First Class Mail Snowmass Energy Partners, Ltd 3300 S 14Th, Ste 322 Abilene, TX 79605 First Class Mail Snowmass Energy Ptr Ltd 3300 S 14th, Ste 322 Abilene, TX 79605 First Class Mail Soar Energy Solutions, LLC 8550 N Washington Stillwater, OK 74075 First Class Mail Sol Langel Address Redacted First Class Mail Sol Langel Address Redacted First Class Mail Solaris Midstream Holdings, LLC 9811 Katy Freeway Ste 700 Houston, TX 77024 First Class Mail Solita Bell Address Redacted First Class Mail Sonas LLC 14809 Winoma Dr Oklahoma City, OK 73142 First Class Mail Sonat Exploration Company 38174 Nw Expy, Ste 700 Oklahoma City, OK 73112 First Class Mail Sondra Dierksen Address Redacted First Class Mail Sondra Dierksen Address Redacted First Class Mail Sondra Rae Spradling Address Redacted First Class Mail Sonya Marie Campbell Address Redacted First Class Mail Sonya Marie Campbell Address Redacted First Class Mail Sooner Completions, Inc P.O. Box 37 Shawnee, OK 74802‐0037 First Class Mail Sooner Mineral Investments LLC c/o Mulinix Edwards Rosell & Goerke, Pllc Attn: Lindsey W Mulinix‐Evert 210 Park Ave Ste 3030 Oklahoma City, OK 73102 First Class Mail Sooner Mineral Investments, LLC P.O. Box 850005 Yukon, OK 73099‐0005 First Class Mail Sooner Pipe, LLC Dept 26, P.O. Box 4346 Houston, TX 77210‐4346 First Class Mail Sooner Trend Minerals LLC 1111 Bagby St, Ste 2150 Houston, TX 77002 First Class Mail Soothsayer Royalty LLC 6801 N Broadway, Ste 200 Oklahoma City, OK 73116 First Class Mail Sophia Klein Testamentary Trust c/o Shearson, Loeb, Rhoades, Inc 1251 Ave of The Americas Room 1170 New York, NY 10020 First Class Mail Sosab Energy LLC 4312 Wingren Dr Plano, TX 75093 First Class Mail Source Rock Minerals Ii LLC P.O. Box 670713 Dallas, TX 75367‐0713 First Class Mail Source Rock Ventures LLC Marty K Johnson 22928 Wilderness Rd Edmond, OK 73025 First Class Mail South Carolina Treasurer's Office Attn: Unclaimed Property Program 1200 Senate St, Ste 214 Wade Hampton Bldg Columbia, SC 29201 First Class Mail South Dakota State Treasurer Attn: Unclaimed Property Div 124 E Dakota Ave Pierre, SD 57501 First Class Mail South West Texas Disposal Corp P.O. Box 10502 Midland, TX 79702 First Class Mail Southern Oil Exploration, Inc 1513 Ridgeland Rd W Mobile, AL 36695 First Class Mail Southern Oil Exploration, Inc P.O. Box 47 Point Clear, AL 36564‐0047 First Class Mail Southern Plains Energy Services, LLC 13200 John Wayne Perry, OK 73077 First Class Mail Southstar Energy Group 301 W Main, Ste 500 Ardmore, OK 73401 First Class Mail Southwest Energy Partners LLC 4447 N Central Expressway Ste 110‐311 Dallas, TX 75205 First Class Mail Southwest Energy Partners LLC 4447 N Central Expy, Ste 110‐311 Dallas, TX 75205 First Class Mail Southwest Petroleum Company P.O. Box 702377 Dallas, TX 75370‐2377 First Class Mail Southwest Petroleum Company P.O. Box 702377 Dallas, TX 75370 First Class Mail Southwestern Energy Production Company 10000 Energy Dr Spring, TX 77389 First Class Mail Southwood Exploration Company, Inc 405 Continental Oil Building Denver, CO 80202 First Class Mail Span Energy, Inc P.O. Box 944 Rockwall, TX 75087 First Class Mail Spartan Resources LLC 6788 Harvest Rd Boulder, CO 80301 First Class Mail Spartan Resources, LLC P.O. Box 2266 Ardmore, OK 73402‐2266 First Class Mail Spartan Resources, LLC P.O. Box 2266 Ardmore, OK 73402‐ First Class Mail Speed Investments, Inc 4900 Pullin Ln Norman, OK 73069 First Class Mail Speice Family 2014 Mineral Trust Jean Henderson Trustee 5169 Del Valle Pl El Paso, TX 79932 First Class Mail Speller Oil Corp 3535 Nw 58th St, Ste 900 Oklahoma City, OK 73112 First Class Mail Speller Petroleum Corp 3535 Nw 58th St, Ste 900 Oklahoma City, OK 73112 First Class Mail Spess Oil Company, Inc 200 S Broadway St Cleveland, OK 74020 First Class Mail Spess Oil Company, LLC 200 S Broadway St Cleveland, OK 74020 First Class Mail Spn Well Services, Inc (Formerly Ips) P.O. Box 201934 Dallas, TX 75320 First Class Mail Spring Creek Production LLC P.O. Box 901 Kingfisher, OK 73750 First Class Mail Spring Energy Company P.O. Box 2096 Edmond, OK 73083 First Class Mail Spring Valley Oil & Gas, Inc Red Hill Swd P.O. Box 175 Drummond, OK 73735 First Class Mail Spurgeon Land Services, LLC P.O. Box 329 Beggs, OK 74421 First Class Mail Srn Consulting Inc 2807 Raven Ridge Dr Pearland, TX 77584 First Class Mail St Gregory University c/o Farmers National Co, Agent Oil & Gas Management Dept Lock Box 3480 Omaha, NE 68103‐0480 First Class Mail St Gregory's Minerals, LLC 1900 West Macarthur St Shawnee, OK 74801 First Class Mail St John's Catholic Church 715 Johnstone Bartlesville, OK 74003 First Class Mail St Joseph's Catholic Church Of Bison, Ok P.O. Box 32180 Oklahoma City, OK 73123‐0380 First Class Mail St Marys Episcopal Church Of Edmond,Ok 325 East 1st St Edmond, OK 73034 First Class Mail St Mary's Episcopal Church Edmond 325 E 1st Edmond, OK 73034 First Class Mail St Peter & St Paul Catholic Church 309 S Main St Kingfisher, OK 73750 First Class Mail St Peter & St Paul Catholic Church of Kingfisher, Ok 401 S Main St Kingfisher, OK 73750 First Class Mail St Peter & St Paul Catholic Church, Kingfisher, Ok 309 South Main St Kingfisher, OK 73750 First Class Mail Stabil Drill Address Redacted First Class Mail Stacey Norwood Address Redacted First Class Mail Staci Hladik Kokojan Address Redacted First Class Mail Staci M Hladik Kokojan Address Redacted First Class Mail Stacie Mclaughlin Address Redacted First Class Mail Stack Minerals, LLC c/o Houts Law, Pllc Attn: Mark B Houts 1801 Ne 135th St Oklahoma City, OK 73131 First Class Mail Stack P‐2 Lp 3026 Barron Rd, Ste 100 College Station, TX 77845 First Class Mail Stack Production Company LLC 13696 E 760 Rd Kingfisher, OK 73750 First Class Mail Stacy D Matlock Address Redacted First Class Mail Stacy Lane & Lori K Shivers, Jtwros Address Redacted First Class Mail Stacy Lee Bennett Smith Address Redacted First Class Mail Stacy Lynn Williams Address Redacted First Class Mail Staghorn Energy, LLC 1 West 3rd St Suite 1000 Tulsa, OK 74103 First Class Mail Staghorn Energy, LLC c/o Mahaffer & Gore, PC Attn: Travis P Brown 300 NE 1st St Oklahoma City, OK 73104‐4004 First Class Mail Staghorn Petroleum Ii, LLC 1 West 3rd St Suite 1000 Tulsa, OK 74103 First Class Mail Staghorn Petroleum Ii, LLC c/o Mahaffer & Gore, PC Attn: Travis P Brown 300 NE 1st St Oklahoma City, OK 73104‐4004 First Class Mail Staghorn Petroleum Management, LLC One Williams Tower 1 W 3rd St, Ste 1000 Tulsa, OK 74103 First Class Mail Staghorn Petroleum, Inc One Williams Tower 1 W 3rd St, Ste 1000 Tulsa, OK 74103 First Class Mail Staghorn Petroleum, LLC c/o Mahaffer & Gore, PC Attn: Travis P Brown 300 NE 1st St Oklahoma City, OK 73104‐4004 First Class Mail Staghorn Petroleum, LLC One West Third St, Ste 1000 Tulsa, OK 74103 First Class Mail Staghorn Petroleum, LLC One Williams Tower 1 W 3rd St, Ste 1000 Tulsa, OK 74103 First Class Mail Staghorn Petroleum, LLC 1 West 3rd St Suite 1000 Tulsa, OK 74103 First Class Mail Stahl Petroleum Corp 1602 Terrace Dr Duncan, OK 73533 First Class Mail Standard Oil Company of Kansas Bp 501 Westlake Park Blvd Houston, TX 77079 First Class Mail Stanley & Arlene Kuntz Liv Tr Address Redacted First Class Mail Stanley Angel Address Redacted First Class Mail Stanley Berger Address Redacted First Class Mail Stanley Cox Address Redacted First Class Mail Stanley F Wied Address Redacted First Class Mail Stanley G Wells Address Redacted First Class Mail Stanley H Singer, Trustee of The Stanley H Singer Revocable Trust Created By That Certain Trust Agreement Dated March 19, 1981 7331 Sarimento Place Del Ray Beach, FL 33446 First Class Mail Stanley H Singer, Trustee of The Stanley H Singer Revocable Trust Dated 3/19/1 Address Redacted First Class Mail Stanley N Levitt Address Redacted First Class Mail Stanley Staude Address Redacted First Class Mail Stanley Staude Address Redacted First Class Mail Stanley T Wilson Address Redacted First Class Mail Stanley's, LLC 1609 N 4Th Enid, OK 73701 First Class Mail Stanton L Young Foundation, Inc P.O. Box 54948 Oklahoma City, OK 73154‐1948 First Class Mail Starboard Resources LLC 300 E Sonterra Blvd San Antonio, TX 78258 First Class Mail Starla D Ritchie Address Redacted First Class Mail Starla G Dowler Kachelmeyer Address Redacted First Class Mail Starpipe Service P.O. Box 6518 Oklahoma City, OK 73153 First Class Mail Starr Oilfield Services, LLC 1100 N 162nd E Ave Tulsa, OK 74116 First Class Mail State of Hawaii Dept of Budget & Finance Attn: Unclaimed Property Div P.O. Box 150 Honolulu, HI 96810 First Class Mail State of New Jersey Dept of The Treasury Attn: Unclaimed Property Administration P.O. Box 214 Trenton, NJ 08625‐0214 First Class Mail State of Oklahoma, Ex Rel, Oklahoma Department of Transportation 200 Ne 21st St Oklahoma City, OK 73105 First Class Mail Stc Resources, LLC c/o Christopher C Trojan P.O. Box 1211 Enid, OK 73702 First Class Mail Stelaron, Inc P.O. Box 7787 Amarillo, TX 79114 First Class Mail Stella A Allen Address Redacted First Class Mail Stella Barnum Address Redacted First Class Mail Stella Mae Dempsey, Deceased Address Redacted First Class Mail Stephanie Cash Address Redacted First Class Mail Stephanie Leblanc Hammond Address Redacted First Class Mail Stephanie Turney Trust Address Redacted First Class Mail Stephen Albert Shimanek Address Redacted First Class Mail Stephen Bruce Pringle Address Redacted First Class Mail Stephen C Baustert Address Redacted First Class Mail Stephen C Mcclurkin Address Redacted First Class Mail Stephen Clarence Hill Address Redacted First Class Mail Stephen Coldwell Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 60 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 63 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Stephen E Kitchen Address Redacted First Class Mail Stephen E Kitchen Address Redacted First Class Mail Stephen E Pollard Address Redacted First Class Mail Stephen E Pollard As Trustee Address Redacted First Class Mail Stephen E Pollard, Trustee of Address Redacted First Class Mail Stephen H Weiss Address Redacted First Class Mail Stephen H Weiss c/o Michael D Weiss Address Redacted First Class Mail Stephen J & Polly Jo Phelps, Jtwros Address Redacted First Class Mail Stephen J Merrill Custodian Of April, Ryan & Cody Merrill 12102 E 69th St N Owasso, OK 74055‐3630 First Class Mail Stephen L Vargo Address Redacted First Class Mail Stephen Luetkemeyer Address Redacted First Class Mail Stephen M Tillman Address Redacted First Class Mail Stephen M Weaver Address Redacted First Class Mail Stephen M Weaver Address Redacted First Class Mail Stephen Melton Address Redacted First Class Mail Stephen Mueller Address Redacted First Class Mail Stephen Mueller Address Redacted First Class Mail Stephen P Roberts Address Redacted First Class Mail Stephen R & Jean Ann L Walters, Jts Address Redacted First Class Mail Stephen R & Jean Ann Lafevers Address Redacted First Class Mail Stephen R Stalcup Address Redacted First Class Mail Stephen R Walters & Jean Ann Lafevers, Aka Jean Ann Walters Address Redacted First Class Mail Stephen R Walters & Jean Ann Lafevers,Husband & Wife, Joint Tenants Address Redacted First Class Mail Stephen Richards Jarman Address Redacted First Class Mail Stephen S Pribil Address Redacted First Class Mail Stephen S Pribil c/o Stephen Pribil Address Redacted First Class Mail Stephen Scala Tr#700004900 Address Redacted First Class Mail Stephen Trammel Trust Dtd 10/6/49 National Bank of Commerce & Morgan J Davis, Ttees P.O. Box 840738 Dallas, TX 75284‐0738 First Class Mail Stephenie A Parks Address Redacted First Class Mail Stephens Energy Group, LLC 623 Garrison Ave Fort Smith, AR 73902 First Class Mail Stephens Production Company 623 Garrison Ave Fort Smith, AR 72901 First Class Mail Stephens Production Company P.O. Box 2407 Fort Smith, AR 72902‐2407 First Class Mail Steptoe & Johnson Pllc P.O. Box 247 Bridgeport, WV 26330‐0247 First Class Mail Steptoe & Johnson Pllc Attorneys At Law 400 White Oaks Blvd Bridgeport, WV 26330 First Class Mail Sterling Gates Address Redacted First Class Mail Sterling J Gates Address Redacted First Class Mail Steve Carpenter Address Redacted First Class Mail Steve D Wells Address Redacted First Class Mail Steve Garner, Gerald D Mcgehee & Lindsay Peters, Trustees For The Wood Charitable Trust Ulwt of WP Wood, Deceased c/o William Lee Garner P.O. Box 127 Shawnee, OK 74802‐0127 First Class Mail Steve L & Margie A Megless Address Redacted First Class Mail Steve Lyons Address Redacted First Class Mail Steve Megless Address Redacted First Class Mail Steve Scott Address Redacted First Class Mail Steve W & Cheryl A Gilliland, Jts Address Redacted First Class Mail Stevel Paul Staude Address Redacted First Class Mail Steven A Roberts c/o Tower Oil & Gas, Inc 10401 Vineyard Blvd, 253 Oklahoma City, OK 73120 First Class Mail Steven C & Linda D Graham, Jts Address Redacted First Class Mail Steven D Henson Address Redacted First Class Mail Steven D Jorns Address Redacted First Class Mail Steven E Green Address Redacted First Class Mail Steven Felix Roy Address Redacted First Class Mail Steven G Farrar Address Redacted First Class Mail Steven Garland Davis Address Redacted First Class Mail Steven Garland Davis Address Redacted First Class Mail Steven Gus Janzen Address Redacted First Class Mail Steven J Boone Address Redacted First Class Mail Steven J Drake & Karen S Drake Address Redacted First Class Mail Steven J Keffeler Address Redacted First Class Mail Steven J Thompson Address Redacted First Class Mail Steven Joseph Rea Address Redacted First Class Mail Steven K O'Hern Address Redacted First Class Mail Steven L & Amy L Terry, Jtwros Address Redacted First Class Mail Steven L Drake Address Redacted First Class Mail Steven Lee Haenchen Address Redacted First Class Mail Steven Lynn Van Wagoner Address Redacted First Class Mail Steven Maris Address Redacted First Class Mail Steven P Fisher Aka Steven Page Fis Address Redacted First Class Mail Steven Paul Staude Address Redacted First Class Mail Steven R Redgateas Address Redacted First Class Mail Steven S Caswell And/Or Renee E Caswell Address Redacted First Class Mail Steven Scott Hajek Address Redacted First Class Mail Steven Scott Hajek c/o Austin Evans Law, Llc Attn: Austin C Evans P.O. Box 1258 Kingfisher, OK 73750 First Class Mail Steven Scott Hajek Address Redacted First Class Mail Steven Solmon Address Redacted First Class Mail Steven T Garner 1993 Rev Trst Address Redacted First Class Mail Steven T Garner, Trustee of The Steven T Garner 1993 Revocable Trust Agreemec/o William Lee Garner P.O. Box 127 Shawnee, OK 74802‐0127 First Class Mail Steven T Null Address Redacted First Class Mail Steven V Redgate Address Redacted First Class Mail Steven W Rohrbach Address Redacted First Class Mail Steven Wayne Hane Address Redacted First Class Mail Steven Wayne Huntsberger Address Redacted First Class Mail Steven Wayne Huntsberger Address Redacted First Class Mail Stevens Trucking Co, Inc P.O. Box 2407 Elk City, OK 73648 First Class Mail Stevens Trucking, Co P.O. Box 2407 Elk City, OK 73648 First Class Mail Stewart Geological, Inc 2650 Overland Ave Billings, MT 59102 First Class Mail Stewart M Reid Address Redacted First Class Mail Stewart M Reid Address Redacted First Class Mail Stewart Reid Address Redacted First Class Mail Stewart Reid Address Redacted First Class Mail Stewart Scott Myers Address Redacted First Class Mail Stewart Scott Myers Sr Address Redacted First Class Mail Stimulation Pumping Services, LLC P.O. Box 758 Blackwell, OK 74631 First Class Mail Stockbridge Consulting Inc P.O. Box 5974 Edmond, OK 73083‐5974 First Class Mail Stockbridge Consulting Inc 1800 Canyon Park Circle Edmond, OK 73013 First Class Mail Stockbridge Consulting Inc P.O. Box 21872 Oklahoma City, OK 73156 First Class Mail Stodghill Trucking Inc P.O. Box 981 Pine, AZ 85544 First Class Mail Stone Creek Energy Partners Ii Lp 5728 Nw 132 St Oklahoma City, OK 73142 First Class Mail Stone Creek Operating LLC P.O. Box 519 Phoenix, MD 21131 First Class Mail Stoney R Pride Address Redacted First Class Mail Strata Minerals Inc P.O. Box 21055 Oklahoma City, OK 73156 First Class Mail Stratum Reservoir, LLC P.O. Box 734607 Dallas, TX 75373 First Class Mail Streller Land & Minerals, LLC 1609 Manchester Ave Edmond, OK 73034‐2903 First Class Mail Striker Oilfield Services, LLC P.O. Box 657 Kingfisher, OK 73750 First Class Mail Strive Operating, Inc P.O. Box 1197 Tuttle, OK 73089 First Class Mail Strong Oil & Gas Ltd 801 Cherry St, Unit 30 Ft. Worth, TX 76102 First Class Mail Strong Oil & Gas Ltd 801 Cherry St Ut 30 Ste 30 Ste 2380 Fort Worth, TX 76102 First Class Mail Strong Oil & Gas, Ltd 801 Cherry St, Unit 30, Fort Worth, TX 76102‐6881 First Class Mail Strong Services, Lp Ark La Tex Holdings P.O. Box 10148 Longview, TX 75608 First Class Mail Stroube Energy Corp 17194 Preston Rd, 123 Dallas, TX 75248 First Class Mail Stroube Energy Corp 18208 Preston Rd D9249 Dallas, TX 75252 First Class Mail Stroube Energy Corp, A Texas Corp 17194 Preston Rd Dallas, TX 75248 First Class Mail Stuart Hedrick Trustee Address Redacted First Class Mail Stuart Lee Barnes Address Redacted First Class Mail Stuart W Draughon Address Redacted First Class Mail Studley Resources Corp 7515 Pine Green Ln Humble, TX 77346 First Class Mail Sturgeon Family Trust Dtd 9/6/12 Address Redacted First Class Mail Successor In Interest To Dalco Oil Company & Any Successors Thereof 16400 Dallas Pkwy, Ste 400 Dallas, TX 75248 First Class Mail Successor To Meridian Oil Production, Inc P.O. Box 2197 Houston, TX 77252 First Class Mail Sue A Cortez Fka Sue Hladik Address Redacted First Class Mail Sue A Raether Address Redacted First Class Mail Sue Ann Sharp Address Redacted First Class Mail Sue Ashby Address Redacted First Class Mail Sue Hladik Rather Address Redacted First Class Mail Sue Johnson Address Redacted First Class Mail Sue N Johnson Rev Trst Dtd 4/28/00 Address Redacted First Class Mail Sue N Johnson Revocable Trust Dated April 28, 2000 Address Redacted First Class Mail Sue N Johnson Revocable Trust Dated April 28, 2000 Address Redacted First Class Mail Sue Raney Address Redacted First Class Mail Sue Raney Address Redacted First Class Mail Sue Robinson Johnson Address Redacted First Class Mail Sue Wood Ferrall Address Redacted First Class Mail Suellen Morgan Hirst aka Suellen Morgan Sanger Address Redacted First Class Mail Sukonik Trust Dated 8/25/99 Address Redacted First Class Mail Sukonik Trust Dated August 25, 1999As Probable Heir of David Sukonik Address Redacted First Class Mail Sullivan & Associates Pllc 3530 E 31st St, Ste B Tulsa, OK 74135 First Class Mail Sullivan & Company LLC 15 E 15th St Suite 3300 Tulsa, OK 74103 First Class Mail Sullivan Consulting, Inc 416 Harold St, 1236 Fort Worth, TX 76107 First Class Mail Sullivan Family Partnership P.O. Box 1001 Ft Lauderdale, FL 33302 First Class Mail Sullivan Family Trust Address Redacted First Class Mail Summer D Larkin Address Redacted First Class Mail Summit Casing Equipment P.O. Box 207050 Dallas, TX 75320 First Class Mail Summit Esp, LLC Attn: Accounts Receivable P.O. Box 301341 Dallas, TX 75303‐1341 First Class Mail Summit Esp, LLC P.O. Box 9616 Tulsa, OK 74157 First Class Mail Summit Laydown Services, Inc P.O. Box 34300 Fort Worth, TX 76162 First Class Mail Summit Oilfield Service, Inc P.O. Box 879 Mustang, OK 73064 First Class Mail Suncoast Resources, Inc P.O. Box 202603 Dallas, TX 75320 First Class Mail Sundown Energy Lp 2601 Nw Expressway, Ste 1200W Oklahoma City, OK 73112 First Class Mail Sundown Energy, Inc, Successor To P'Bell Energy Companyc/o Sundown Energy Knoll Trail Plaza16400 Dallas Pkwy, Ste 100 Dallas, TX 75248 First Class Mail Sundown Energy, Lp, Formerly Coenergy Midcontinent, Inc 2601 Nw Expressway, Ste 1200W Oklahoma City, OK 73112 First Class Mail Sunflower Royalties LLC 1720 South Bellaire St, Ste 1209 Denver, CO 80222‐4336 First Class Mail Sun‐Key Oil Company P.O. Box 101 Dublin, TX 76446 First Class Mail Sunmask Petroleum Inc P.O. Box 6786 Edmond, OK 73083 First Class Mail Sunoco Partners P.O. Box 2039 Tulsa, OK 74102 First Class Mail Sunoco Partners Marketing & Terminals, LP Attn: Christy Winford 6226 East 101st Streeet, Ste 250 Tulsa, OK 74137 First Class Mail Sunoco Undivided Owner Address Redacted First Class Mail Sunrise Exploration LLC 15603 Kuykendahl Suite 200 Houston, TX 77090 First Class Mail Sunrise Oil Inc 2811 Fashion Ave Longbeach, CA 90810 First Class Mail Sunrise Oil, Incc/o Pov Yi Chea 2811 Fashion Ave Long Beach, CA 90810 First Class Mail Sunrise Oilfield Supply Co 105 S Broadway, , Ste 610 Wichita, KS 67202 First Class Mail Sunset Estate of El Reno P.O. Box 636 Shawnee, OK 74801 First Class Mail Sunstone Energy Co 101 N Robinson, Ste 800 Oklahoma City, OK 73102 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 61 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 64 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Sunwest Trust Inc Ira Settlement Acct‐Denny Gentry 7500 Alamo Rd Nw Albuquerque, NM 87120 First Class Mail Supaso Inc P.O. Box 50 Edmond, OK 73083 First Class Mail Superior Energy Partners LLC P.O. Box 721171 Oklahoma City, OK 73172 First Class Mail Superior Energy Services, LLC 203 Commission Blvd Lafayette, LA 70508 First Class Mail Superior Oilfield Service LLC 42516 Hwy 412 Ringwood, OK 73768 First Class Mail Superior Pipeline Company, LLC Attn: Contract Administratin 7130 South Lewis, Ste 510 Tulsa, OK 74136 First Class Mail Superior Spooling & Energy Services P.O. Box 264 Purcell, OK 73080 First Class Mail Superior Supervaks, LLC 7201 N Classen Blvd , Ste 202 Oklahoma City, OK 73116 First Class Mail Superior Tank Truck Service LLC 42516 Hwy 412 Rinwood, OK 73768 First Class Mail Surge Well Service, Inc P.O. Box 721 Hennessey, OK 73742 First Class Mail Susan Anne Fish Address Redacted First Class Mail Susan B Allen Memorial Hospital 720 W Central El Dorado, KS 67042 First Class Mail Susan B Tarrant, Trustee of The Susan B Tarrant Living Trust Dated February 20,Address Redacted First Class Mail Susan Beggs Address Redacted First Class Mail Susan Brown Tharp Address Redacted First Class Mail Susan D Dunn Address Redacted First Class Mail Susan Duffy Address Redacted First Class Mail Susan E Heiss Ira Midhill, A Wy Partnership, Trustee P.O. Box 2680 Casper, WY 82602 First Class Mail Susan E Loosen c/o Brown & Borilli Inc P.O. Box 498 Okarche, OK 73762 First Class Mail Susan Edwards Address Redacted First Class Mail Susan Eileen Edlin, Formerly Susan Eileen Funderburk, Formerly Susan Eileen Bo5556 Woodbrier Dr Oklahoma City, OK 73122 First Class Mail Susan Eileen Edlin, Life Estate Address Redacted First Class Mail Susan Elizabeth Reynolds Craddock c/o Michael J Craddock Address Redacted First Class Mail Susan Fowler Address Redacted First Class Mail Susan G Mackie Address Redacted First Class Mail Susan Graves Address Redacted First Class Mail Susan Graves Address Redacted First Class Mail Susan Harkey Frogge Address Redacted First Class Mail Susan Harkey Frogge Address Redacted First Class Mail Susan Henry Address Redacted First Class Mail Susan Jarman Martin Address Redacted First Class Mail Susan Joanne Bruner Address Redacted First Class Mail Susan K Duffy Address Redacted First Class Mail Susan K Harper Tst Dtd 9/26/08 Address Redacted First Class Mail Susan Kaye Olds Address Redacted First Class Mail Susan Kaye Olds, Deceased Address Redacted First Class Mail Susan L Frogge Address Redacted First Class Mail Susan Lauppe Address Redacted First Class Mail Susan Lovett Address Redacted First Class Mail Susan Lynn Barnes Address Redacted First Class Mail Susan Lynn Frederick Corona Address Redacted First Class Mail Susan Malmquist Address Redacted First Class Mail Susan P Paschall Rev Iv Trust Address Redacted First Class Mail Susan P Schneeflock Address Redacted First Class Mail Susan Sandahl Address Redacted First Class Mail Susan White Roberts Address Redacted First Class Mail Susan White Roberts Address Redacted First Class Mail Susan White Roberts Address Redacted First Class Mail Susanne Foster Fincher Address Redacted First Class Mail Suzan J Reeves Address Redacted First Class Mail Suzan J Reeves, Successor Trustee of The Floreine B Oltmanns Revocable Trust DAddress Redacted First Class Mail Suzanne Lynn Fossett, Estate Address Redacted First Class Mail Suzanne P Adamson Address Redacted First Class Mail Suzette Davis Address Redacted First Class Mail Suzette Novosad Address Redacted First Class Mail Suzette Taylor Address Redacted First Class Mail Sven Energy LLC 152 Radney Rd Houston, TX 77024 First Class Mail Swanson Oil, LLC P.O. Box 1597 Breckenridge, TX 76424 First Class Mail Swanson Oil, LLC P.O. Box 1597 Breckenridge, TX 76424‐1597 First Class Mail Switchgrass Energy, LLC c/o Randy C Smith 211 N Robinson Suite 1310 Oklahoma City, OK 73102 First Class Mail Switzer Fam Liv Tr Dtd 12/9/1994 Address Redacted First Class Mail Switzer Family Living Trust Address Redacted First Class Mail SWM Trust Address Redacted First Class Mail Swn Production Co LLC P.O. Box 672625 Houston, TX 77267 First Class Mail Sws Resources LLC 212 Hanover Dr Edmond, OK 73034‐6662 First Class Mail Sws Resources, LLC 212 Hanover Dr Edmond, OK 73034 First Class Mail Sybil Marie & Darrell W Price, Jts Address Redacted First Class Mail Sydell LLC 4423 Preserve Pl Edmond, OK 73074 First Class Mail Sydney Ann Painter Address Redacted First Class Mail Sydney M Mitchell Address Redacted First Class Mail Sydney‐Cameron & Associates Inc 355 Cr 1299 Yantis, TX 75497 First Class Mail Sydtran, LP P.O. Box 940549 Houston, TX 77094 First Class Mail Synergy Energy Supply LLC 415 South Main Fairview, OK 73737 First Class Mail T & G Eck, LLC 2501 Everitt Dr Enid, OK 73703‐5237 First Class Mail T Brent Chapel Address Redacted First Class Mail T Brent Chapel, Possibly Deceasedprobable Heirs/Devisees:David H Donaldson Address Redacted First Class Mail T C Craighead & Company P.O. Box 576 Ardmore, OK 734020576 First Class Mail T J Mineral Partners LLC P.O. Box 580631 Houston, TX 77258 First Class Mail T Phililp Kierl, Jr & Susan Kierl Address Redacted First Class Mail T Philip & Susan Kierl, Jr, Jtwros Address Redacted First Class Mail T Philip Jr & Susan Kierl, Jtwros Address Redacted First Class Mail T R Energy LLC 54 Patti Lynn Ln Houston, TX 77024‐7120 First Class Mail T Robert Iven Address Redacted First Class Mail T&M Roustabout Services LLC 101 Oklahoma St Lahoma, OK 73754 First Class Mail T&R Roustabout Services, LLC 12028 N Pennsylvania Ave Oklahoma City, OK 73120 First Class Mail T3 String Up LLC P.O. Box 145 Reydan, OK 73660 First Class Mail T‐3 String Up, LLC P.O. Box 145 Reydon, OK 73660 First Class Mail Ta Industries Inc c/o Csc P.O. Box 5828 Tallahassee, FL 32314 First Class Mail Tac Resources, LLC P.O. Box 3485 Enid, OK 73702 First Class Mail Tack Operating LLC c/o David Conrady P.O. Box 721492 Oklahoma City, OK 73172 First Class Mail Tack Operating, LLC P.O. Box 721492 Oklahoma City, OK 73172 First Class Mail Tackett Oil & Gas Properties, Inc 625 Aspen Enid, OK 73703 First Class Mail Taft S House Address Redacted First Class Mail Takta Trust, Uta 5/25/14 Address Redacted First Class Mail Tall Oak Midcon, LLC c/o Tall Oak Midstream Ii, LLC 2575 Kelley Pointe Pkwy, Ste 340 Edmond, OK 73013 First Class Mail Tam Completions Dba Tam International Us 4620 Southerland Rd Houston, TX 77092 First Class Mail Tamara K Haven Address Redacted First Class Mail Tamara Lea Batsell Address Redacted First Class Mail Tamara White Address Redacted First Class Mail Tamela Mueggenborg Address Redacted First Class Mail Tami Arlene Halcomb Address Redacted First Class Mail Tami Arlene Halcomb, fka Tami Arlene Wiegand Address Redacted First Class Mail Tami Lynn Dutton Address Redacted First Class Mail Tammect LLC P.O. Box 4 Tishomingo, OK 73460 First Class Mail Tammi Lambright Address Redacted First Class Mail Tammi Lambright Address Redacted First Class Mail Tammy Maxwell Lowe Address Redacted First Class Mail Tammy Nebhut Fka Tammy Fair Address Redacted First Class Mail Tamra L & Larry Dale Frakes, Jtwros Address Redacted First Class Mail Tania R Hill Address Redacted First Class Mail Tanos Energy Holdings Ii, LLC 821 E Southeast Loop 323 Tyler, TX 75701 First Class Mail Tap Oil & Gas LLC 108 S Main St Lindsay, OK 73052 First Class Mail Tarlton Hayes & Jean A Bailey, Jts Address Redacted First Class Mail Tarpon Jumper, LLC 10293 Coconut Rd Bonita Springs, FL 34135 First Class Mail Taryn Melisa Eden Address Redacted First Class Mail Tauber Oil Company 55 Waugh Dr Ste 700 Houston, TX 77077 First Class Mail Taurex Drill Bits, LLC fka Pdc Logic 2601 Venture Dr Norman, OK 73069 First Class Mail Tava Ann Mitchell Batt Address Redacted First Class Mail Tayco Partners, LLC 10 Eastway Bronxville, NY 10708 First Class Mail Tayco Partners, LLC 15 Edgewood Ln Bronxsville, NY 10708 First Class Mail Taylor Family Trust Address Redacted First Class Mail Taylor Shay Miller Address Redacted First Class Mail Taylor Shay Treat c/o Ronnie W Treat Address Redacted First Class Mail Tcd Exploration, LLC Two Leadership Sq 211 N Robinson Ave, Ste 1300 Oklahoma City, OK 73102 First Class Mail Tcd Exploration, LLC 211 North Robinson Ave, Ste 1300 Oklahoma City, OK 73102 First Class Mail Tcd Exploration, LLC 211 N Robinson Ave, Ste 1300 Oklahoma City, OK 73102‐7222 First Class Mail TD Berry Investments Co, Inc P.O. Box 518 Stillwater, OK 74076 First Class Mail Teal Royalties LLC 15303 North Dallas Pkwy Suite 1350 Addison, TX 75001 First Class Mail Tech Minerals LLC P.O. Box 591 Watonga, OK 73772 First Class Mail Ted Allen Iii Address Redacted First Class Mail Ted B Wolfe Address Redacted First Class Mail Ted B Wolfe Address Redacted First Class Mail Ted Mack, Edward Mack, & Beverly Annis, Address Redacted First Class Mail Ted Mack, Edward Mack, Beverly Annis, Address Redacted First Class Mail Ted R Emerson Rev Lvg Trst No 1 Address Redacted First Class Mail Ted W & Jana Schultz, Jts Address Redacted First Class Mail Teel Oswald Aka Teel Nicole Oswald Address Redacted First Class Mail Telstar Exploration Company P.O. Box 820167 Houston, TX 77282‐0167 First Class Mail Tema Oil Company 1600 Park Row, Ste 300 Houston, TX 77084 First Class Mail Tenison W Newsom Address Redacted First Class Mail Tenneco Oil Company P.O. Box 85103 Dallas, TX 75285 First Class Mail Tenneco Oil Company c/o Prize Energy‐Now Cimarex 202 S Cheyenne Ave, Ste 1000 Tulsa, OK 74103‐3001 First Class Mail Tennessee Dept of Treasury Attn: Unclaimed Property Div P.O. Box 198649 Nashville, TN 37219‐8649 First Class Mail Teocalli Exploration LLC 6608 N Western Ave 404 Oklahoma Citry, OK 73116 First Class Mail Tep Anadarko Basin North Iii, LLC 320 S Boston Ave, Ste 1000 Tulsa, OK 74103 First Class Mail Tep Anadarko Basin North Iv, LLC 320 S Boston Ave, Ste 1000 Tulsa, OK 74103 First Class Mail Ter/Nar, Lp A Texas Limited Partnership 2700 Scenic Dr Austin, TX 78703 First Class Mail Te‐Ray Energy, Inc 1105 Sovereign Row, Unit C Oklahoma City, OK 73108 First Class Mail Te‐Ray Energy, Inc 13208 North Macarthur Blvd Oklahoma City, OK 73142 First Class Mail Te‐Ray Resources LLC 13208 N Macarthur Blvd Oklahoma City, OK 731420000 First Class Mail Terel Wilde Treat Address Redacted First Class Mail Terel Wilde Treat c/o Ronnie Treat Address Redacted First Class Mail Teresa Oliver Address Redacted First Class Mail Teresa Parks Address Redacted First Class Mail Teretha Thompson Address Redacted First Class Mail Terra Oilfield Services LLC 24900 Pitkin Rd, Ste 200 Spring, TX 77386 First Class Mail Terrance R & Barbara Rice Address Redacted First Class Mail Terrance Taylor Address Redacted First Class Mail Terrance Taylor Address Redacted First Class Mail Terrane Associates Inc P.O. Box 202 Greenfield, NH 03047 First Class Mail Terrence P & Kerri Lou Brehn, Jts Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 62 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 65 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Terri I Pellow, Trustee of Address Redacted First Class Mail Terri Michelle Smith Address Redacted First Class Mail Terry & Cheryl James, H&W, Jtwros Address Redacted First Class Mail Terry A Hager Address Redacted First Class Mail Terry Bruce Luber Address Redacted First Class Mail Terry D & Donna M Brown, Jts Address Redacted First Class Mail Terry Doll Address Redacted First Class Mail Terry Fielder Address Redacted First Class Mail Terry Gene Buford Address Redacted First Class Mail Terry Horton Address Redacted First Class Mail Terry Horton c/o Shirl Williams Address Redacted First Class Mail Terry Hoskins Address Redacted First Class Mail Terry Hoskins Address Redacted First Class Mail Terry Hoskins Address Redacted First Class Mail Terry Hoskins Address Redacted First Class Mail Terry J & Donna J Sedlak, Jts Address Redacted First Class Mail Terry J Sedlak Address Redacted First Class Mail Terry J Waggoner Address Redacted First Class Mail Terry Jennings Address Redacted First Class Mail Terry L Gorman Living Trust Address Redacted First Class Mail Terry Lee Bradley Gst Exemption Address Redacted First Class Mail Terry Lynn Travis Address Redacted First Class Mail Terry M Burge Address Redacted First Class Mail Terry Marshall, c/o Dennis Marshall Address Redacted First Class Mail Terry Randolph Hill Address Redacted First Class Mail Terry Scott Address Redacted First Class Mail Terry W & Mable J Burch Family Tr Address Redacted First Class Mail Terry Wayne Mcvicker Address Redacted First Class Mail Terry Weidner Address Redacted First Class Mail Terry Weidner Address Redacted First Class Mail Tess Maryruth Patterson Address Redacted First Class Mail Tessa Taylor Address Redacted First Class Mail Tessera Energy LLC P.O. Box 20359 Oklahoma City, OK 73156 First Class Mail Tessera Energy LLC 5510 N Francis Ave Oklahoma City, OK 73118‐6040 First Class Mail Test‐One Partnership c/o Review Oil & Gas, Inc3851 N Rockwell Crescent, OK 73028‐9454 First Class Mail Teton Properties, LLC 1437 S Boulder, Ste 1050 Tulsa, OK 74119 First Class Mail Teton Properties, LLC c/o Joseph Martin 1437 S Boulder Ave, Ste 1050 Tulsa, OK 74119 First Class Mail Tetra Technologies, Inc P.O. Box 841185 Dallas, TX 75284‐1185 First Class Mail Tex/Con Oil & Gas Company 24 Waterway Ave, Ste 900 The Woodlands, TX 77380 First Class Mail Texacan Investments 345 Avocado St, Apt 201C Costa Mesa, CA 92627 First Class Mail Texan Petroleum Corp 2626 Cole Ave, Ste 603 Dallas, TX 75204 First Class Mail Texan Petroleum Corp 2626 Cole Ave, Ste 603 Dallas, TX 75204‐0823 First Class Mail Texas International Oil Company Inc 5300 Memorial Ste 800 Houston, TX 77007 First Class Mail Texas Msj Investments LLC P.O. Box 284 Booker, TX 79005‐0284 First Class Mail Texas Pacific Oil Company, Inc Or Any Successors Thereto P.O. Box 8809 Midland, TX 79708 First Class Mail Texas Raw Oil & Gas 600 North Pearl Dallas, TX 75201 First Class Mail Texas Raw Oil & Gas, Inc 600 North Pearl St Ste 1700 Dallas, TX 75201 First Class Mail Texas Raw Oil & Gas, Inc c/o Hartzog Conger Case, Llp Attn: William A Johnson 201 Robert S Kerr Ave Ste 1600 Oklahoma City, OK 73102 First Class Mail Texas Raw Oil & Gas, Inc 700 N Pearl St, Ste 2000 Dallas, TX 75201 First Class Mail Texas Raw Oil & Gas, Inc 600 North Pearl St, Ste 1700 Dallas, TX 75201 First Class Mail Texas Raw Oil & Gas, Inc 1717 Main, Ste 2400 Dallas, TX 75201 First Class Mail Texas Unclaimed Property P.O. Box 12046 Austin, TX 78711 First Class Mail Texican Crude & Hydrocarbons, LLC One Allen Center 500 Dallas St, Ste 1150 Houston, TX 77002 First Class Mail Texinia Corp 2110 N Peak St 3103 Dallas, TX 75204 First Class Mail Texoma Resources, Inc 98 Park Ln Pottsboro, TX 75076 First Class Mail Texstar Midstream Logistics, Lp 2915 W Bitters Rd, 112 San Antonio, TX 78248 First Class Mail Tgs A2D Technologies Inc P.O. Box 733255 Dallas, TX 75373‐3255 First Class Mail Tgs P.O. Box 203086 Dallas, TX 75320 First Class Mail Th Exploration Ii, LLC c/o K&L Gates Llp Attn: Thomas C Ryan 210 Sixth Ave Pittsburgh, PA 15222 First Class Mail The Administrators & Devisees of The Estate of Nadyne Annavieve Lessard; c/o P.O. Box 536 Hennessey, OK 73742 First Class Mail The Alberta M Palmquist Revocable Trust Datednovember 27, 1987 Address Redacted First Class Mail The Antoinette Calvert Gst Address Redacted First Class Mail The Antoinette Calvert Gst Address Redacted First Class Mail The Autry Group, LLC 2917 Morrell St Fort Worth, TX 76133 First Class Mail The Autry Group, LLC P.O. Box 100638 Fort Worth, TX 76185 First Class Mail The B D Eddie Farha Trust B Address Redacted First Class Mail The Baptist Foundation of Okahoma, A Coporation 3800 N May Ave Oklahoma City, OK 73112 First Class Mail The Baptist Foundation of Oklahoma 1601 Elm St, Ste 1700 Dallas, TX 75201 First Class Mail The Baptist Foundation of Oklahoma 3800 N May Ave Oklahoma City, OK 73112 First Class Mail The Billy Wayne Gorman Family Investment Limited Partnership 11141 Blue Stem Back Rd Oklahoma City, OK 73162 First Class Mail The Billy Wayne Gorman Family Investment Limited Partnership, c/o Gorman FaP.O. Box 31620 Edmond, OK 73003 First Class Mail The Blanche E Buford Revocable Living Trust Dated 2/22/1990 c/o James Rober Address Redacted First Class Mail The Blanche E Buford Revocable Living Trust Dated 2/22/1990, c/o H Clay BuforAddress Redacted First Class Mail The Bob & Geri Marple Liv Trust Address Redacted First Class Mail The Braden Companies, Inc 730 Enterprise Dr Edmond, OK 73013 First Class Mail The Braden Companies, Inc c/o Durbin Larimore & Bialick Attn: E Edd Pritchett, Jr 920 N Harvey Oklahoma City, OK 73102 First Class Mail The Bradford Family Trust Dated November 1, 2013 Address Redacted First Class Mail The Brinkman Family Revocable Trust, Fred H Brinkman, Trustee Address Redacted First Class Mail The Cadle Company Ii Inc Ccwb Asset Inv Llc 22980 Indian Creek Dr, Ste 130 Sterling, VA 20166 First Class Mail The Camp‐Allison Legacy, LLC 409 Walnut St Little Rock, AR 72205 First Class Mail The Carter Investment Company 2805 N Dallas Pkw Ste 100 Plano, TX 75093 First Class Mail The Carter Investment Company P.O. Box 201709 Houston, TX 77216‐1709 First Class Mail The Catherine Ljones Living Trust Address Redacted First Class Mail The Charles F Doornbos Revocable Trust Dated 8/1/1990 Address Redacted First Class Mail The Christina Calvert Lee Gst Address Redacted First Class Mail The Christina Calvert Lee Gst Exemption Residuary Trust Address Redacted First Class Mail The Clay T Farha Trust B Address Redacted First Class Mail The Coffman Revocable Living Trust Address Redacted First Class Mail The Cromwell Family Corp c/o Marquis Lloyd Cromwell P.O. Box 5436 Enid, OK 73702 First Class Mail The Cromwell Family Corpc/o Elizabeth Mary Glasser, Formerly Elizabeth Mary 1111 W Wabash Ave Enid, OK 73703 First Class Mail The Dewoody Living Trust, Joseph P Dewoody Address Redacted First Class Mail The Diane C Broze Revocable Trust Address Redacted First Class Mail The Dolores I Gammill Revocable Trust Dated October 30, 1996, Dolores I GammAddress Redacted First Class Mail The Don & Carolyn Mccoy Fam Trst Address Redacted First Class Mail The Edward E Breger Estate Address Redacted First Class Mail The Esate of Jerry Neil Roberts Address Redacted First Class Mail The Estate of Aaron Alter, Susan Alter, Executrix 463 E 19th St Brooklyn, NY 11226 First Class Mail The Estate of Anne H Brinkman, Deceased 13506 Pinerock Houston, TX 77079 First Class Mail The Estate of Anthony JJ Rourke, MD, Deceased c/o Carolyn R Rourke 1094 Newbury Neck Rd Surry, ME 04684 First Class Mail The Estate of Billie Irene Maxwell c/o John Maxwell, Jr 13577 11th Rd Oxford, KS 67119 First Class Mail The Estate of Claud E Mott 209 N Meigs St Ft. Gibson, OK 74434 First Class Mail The Estate of Clyde C Hoskins c/o Louise Lehenbauer 626 East Jones St Lewisville, TX 75057 First Class Mail The Estate of Eileen Brinkman Douglass, Deceased 13506 Pinerock Houston, TX 77079 First Class Mail The Estate of Faye Lee Hill 1510 South 10th St Kingfisher, OK 73750 First Class Mail The Estate of Frederick C Pownell 33006 Welney Ct Fulsher, TX 77441 First Class Mail The Estate of Gary Dale Hoskins 10101 Rd 1133 Philadelphia, MS 39350 First Class Mail The Estate of Glenn Dale Hoskins 10101 Rd 1133 Philadelphia, MS 39350 First Class Mail The Estate of HM Hills, Jr c/o Trustee & Executor William L Hills 8175 Prestly Dr Reynoldsburg, OH 43068 First Class Mail The Estate of Jeanne Parks Chelsea, Deceased c/o Pamela J Chelsea 4824 S Sheridan Rd Apt 249 Tulsa, OK 74145 First Class Mail The Estate of John B Corff, Deceased c/o Barbara Corff Carter 4531 Northaven Rd Dallas, TX 75229 First Class Mail The Estate of John E Maxwell c/o John Maxwell, Jr 13577 11th Rd Oxford, KS 67119 First Class Mail The Estate of John G Johnson c/o James Guthrie Johnson, Sr 2850 Kent Ln Conway, AR 72034 First Class Mail The Estate of John G Johnson c/o Zana Faletto12634 East Zimmerly Ct Wichita, KS 67207 First Class Mail The Estate of John G Johnson c/o Johnny Johnson3705 Artic Blvd Anchorage, AL 99503 First Class Mail The Estate of John Watson Sexton, Deceased c/o Sexton Living Trust 4716 Princeton St Amarillo, TX 79107 First Class Mail The Estate of Laura Felts, aka Laura Mae Felts, aka Laura Terry Felts, Deceased c4200 Oakdale Forest Rd Edmond, OK 73013‐7528 First Class Mail The Estate of Leo Sade c/o Jonathan Sade 3508 Rodman St Nw Washington, DC 20008‐3117 First Class Mail The Estate of Melvin Herbert Langston c/o Dorothy Bond 117 Meadow Ln Montgomery City, MO 63361 First Class Mail The Estate of Melvin Herbert Langston c/o Dorothy Bond 614 North Cherry St Montgomery City, MO 63361 First Class Mail The Estate of Melvin Hill 1510 South 10th St Kingfisher, OK 73750 First Class Mail The Estate of Ray A Maxwell c/o Jerry Maxwell 709 Glenridge Dr Edmond, OK 73013 First Class Mail The Estate of Samuel Kane, Deceased c/o Elizabeth R Kane 304 East 2nd St Drumright, OK 74030 First Class Mail The Estate of Sidney Anderson 11392 Quivas Way Denver, CO 80234 First Class Mail The Estate of Virginia Massey Daniels c/o Robert Merrill Richards 6844 South Broadway Centennial, CO 80122 First Class Mail The Fasken Foundation P.O. Box 2024 Midland, TX 79702 First Class Mail The Feshbach Company 1510 Oak Creek Dr, Spt 404 Palo Alto, CA 94304 First Class Mail The First National Bank of Guthrie Oklahoma & Charles F France, Trustee For Trust A Created By The Last Will & Testament of Kee R Mckee, Deceased 202 W Oklahoma Ave Guthrie, OK 73044 First Class Mail The Fleming Group, LLC 11799 Se 176th Place Rd Summerfield, FL 34491 First Class Mail The George F Cotton Royalty Trust Datedoctober 28, 2015 3608 Tanglewood Circle Farmers Branch, TX 75234 First Class Mail The Georgia A Fowler Trust Address Redacted First Class Mail The Georgia A Fowler Trust c/o Pamela Sue Frazier Address Redacted First Class Mail The Glen D Finley & Karen A Finley Family Trust Address Redacted First Class Mail The Great Colorado Payback Office 1580 Logan St, Ste 500 Denver, CO 80203 First Class Mail The Gungoll Family Limited Partnership 101 Park Ave, Ste 1400 Oklahoma City, OK 73102 First Class Mail The Gwen Cline Trust Address Redacted First Class Mail The H & S Drilling Company P.O. Box 701620 Tulsa, OK 74070 First Class Mail The H & S Drilling Company P.O. Box 701620 Tulsa, OK 74170 First Class Mail The Harold J Mcconnell Revocable Lntervivos Trust Address Redacted First Class Mail The Harold R Wehrenberg Trust, Gloria I Wehrenberg, Trustee c/o The Trust Co P.O. Box 3627 Tulsa, OK 74101 First Class Mail The Hefner Company P.O. Box 2177 Oklahoma City, OK 73101 First Class Mail The Heirs & Successors of Yellow Horse Or Ehwhowehum; Alottee 0477‐B of The Cheyenne‐Arapaho Tribes of OklahomBureau Of Land Management, New Mexico Office 301 Dinosaur Trail Santa Fe, NM 87508 First Class Mail The Heirs & Successors of Yellow Horse Address Redacted First Class Mail The Heirs of Harold H Anderson Address Redacted First Class Mail The Heirs, Successors & Assigns Chas F Oswaldaka Charles F Oswald Address Redacted First Class Mail The Heirs, Successors & Assigns of Aletha Harman c/o Aletha Bengs P.O. Box 614 Kingfisher, OK 73750 First Class Mail The Heirs, Successors & Assigns of Arthur Veach c/o Michael E Dempsey 704 Canyon Run Rd Naperville, IL 60565 First Class Mail The Heirs, Successors & Assigns of CW Denny Aka Clyde W Denny & Clemmie Dec/o Dd Denny Properties, Llc 6200 S Pennsylvania Ave Guthrie, OK 73044 First Class Mail The Heirs, Successors & Assigns of D Judson Milburn c/o Lynn Milburn Lansford 7775 N Topeka Ave Cascade, CO 80809 First Class Mail The Heirs, Successors & Assigns of Edith Thelma Mayberry Looper c/o Mark Ferchau 14 Hickory Shadows Dr Houston, TX 77055 First Class Mail The Heirs, Successors & Assigns of Edward Elmer Prag c/o Betty J Mcmullen 40555 Via Caballos Murrieta, CA 92562 First Class Mail The Heirs, Successors & Assigns of Erma Ruth Mcarl c/o Rebecca Benitez 1021 Falcon Rd, Apt 6 Altus, OK 73521 First Class Mail The Heirs, Successors & Assigns of Eunice A Pope Kiljanski c/o Rebecca Benitez 1021 Falcon Rd, Apt 6 Altus, OK 73521 First Class Mail The Heirs, Successors & Assigns of FR Kelchner c/o Loren E Kelchner 203 Midland Ave, Apt 5 Springdale, AR 72764 First Class Mail The Heirs, Successors & Assigns of Francis Gorton c/o Oliver Dene States 7089 N 2870 Rd Hennessey, OK 73742 First Class Mail The Heirs, Successors & Assigns of Fred A Givens c/o Rebecca Benitez 1021 Falcon Rd, Apt 6 Altus, OK 73521 First Class Mail The Heirs, Successors & Assigns of Ida I Wulff c/o Patricia Wulff Ivey 345 Major Pkwy, Rm 306 New Roads, LA 70760 First Class Mail The Heirs, Successors & Assigns of Isadore Oswald c/o Gladys M Oswald 2830 N2860 Hennessey, OK 73742 First Class Mail The Heirs, Successors & Assigns of JA Deignan c/o Brett L Deignan 1708 Sandalwood Dr Norman, OK 73071 First Class Mail The Heirs, Successors & Assigns of James Christian Oltmanns c/o Eunice Ann Fields 2924 Rossmore Place Oklahoma City, OK 73120 First Class Mail The Heirs, Successors & Assigns of James Melvin Hill Aka Melvin Hill & Faye Lee c/o James Robert Hill 1510 S 10th St Kingfisher, OK 73750 First Class Mail The Heirs, Successors & Assigns of Jane Alice Smith Co Mark Ferchau14 Hickory Shadows Dr Houston, TX 77055 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 63 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 66 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service The Heirs, Successors & Assigns of Kenneth Stuart Prag c/o Russ Prag 153 Rdrunner Irvine, CA 92603 First Class Mail The Heirs, Successors & Assigns of Lola V Lawrence c/o John M King 2825 Country Club Dr Chickasha, OK 73018 First Class Mail The Heirs, Successors & Assigns of Marjorie Krigel c/o Jack Krigel 804 W 69th St Kansas City, MO 64113 First Class Mail The Heirs, Successors & Assigns of Melvin O'Hern c/o Melvin & Lois O'Hern Minerals, Llc 3313 N 4th St Broken Arrow, OK 74012 First Class Mail The Heirs, Successors & Assigns of Mildred Harman Ford c/o Thomas Marshall P.O. Box 1569 Lake Ozark, MO 65049 First Class Mail The Heirs, Successors & Assigns of Opal Irene Belch c/o Jack Edward Belch 705 Quail Ridge Rd Edmond, OK 73034 First Class Mail The Heirs, Successors & Assigns of Oscar Veach c/o Thomas Marshall P.O. Box 1569 Lake Ozark, MO 65049 First Class Mail The Heirs, Successors & Assigns of Paul D Oswaldaka Paul Dexter Oswald c/o Christine Oswald‐Reed 382A Kaiwiki Rd Hilo, HI 96720 First Class Mail The Heirs, Successors & Assigns of Richard S Simons c/o Rosemarie Simons 715 Berkley Dr Marion, IN 46952 First Class Mail The Heirs, Successors & Assigns of Sharon Kay Nealis c/o Wendy Nealis Kehn 312 Summit Ave Detroit Lakes, MI 56501 First Class Mail The Heirs, Successors & Assigns of SN Mayberry c/o Mark Ferchau 14 Hickory Shadows Dr Houston, TX 77055 First Class Mail The Heirs, Successors & Assigns of T Robert Iven c/o Richard Eugene Iven 124 Andrew Dr Cottage Grove, OR 97424 First Class Mail The Heirs, Successors & Assigns of Thelma Smith Bickford c/o Douglas & Nancy Hagin P.O. Box 425 Seaview, WA 98644 First Class Mail The Heirs, Successors & Assigns of Velma Swansonc/o Carolyn Swanson 4501 North Highway 74 Service Rd Crescent, OK 73028 First Class Mail The Heirs, Successors & Assigns of William Michael Booty Aka W Michael Booty c/o Jane Booty 289 South Elizabeth St Dover, AR 72837 First Class Mail The Heirs, Successors & Assigns of William Thompson c/o Creager Minerals, Ltd P.O. Box 2369 Bellaire, TX 7742‐2369 First Class Mail The Heirs, Successors & Assigns of Willie E Smith c/o Wiley Smith Hugos 1720 Drakestone Ave Nichols Hills, OK 73120 First Class Mail The Heirs, Successors & Assigns of Winnie D Goodhue c/o Shirli Todd 353 Elm St N, Apt 1 Twin Falls, ID 83301 First Class Mail The Heirs, Successors & Assigns Wallace C Denny c/o Dd Denny Properties, Llc 6200 S Pennsylvania Ave Guthrie, OK 73044 First Class Mail The Hildreth B Young Trust Dated July 29, 1988 Address Redacted First Class Mail The Isaacs Family Limited Liabilitypartnership 22777 Springwoods Village Pkwy Spring, TX 77389 First Class Mail The J D & Jo Ann Savage Family Trust Established August 23, 1994 c/o Linda J HaAddress Redacted First Class Mail The James N Yarmuk & Vallene M Yarmuk Revocable Living Trust Address Redacted First Class Mail The Jennett Living Trust Address Redacted First Class Mail The Jo Ann Mcconnell Revocable Inter Vivos Trust Address Redacted First Class Mail The Joe M Sears Revocable Trust Address Redacted First Class Mail The John J Rhoads Ii 2017 Rev Trust Address Redacted First Class Mail The Joseph & Robin Schmit Trust, c/o Richards Schmit Address Redacted First Class Mail The Joy Partners, LLC 310 West Main St, Ste 311 Ardmore, OK 73401 First Class Mail The Kip & Becky Jones Revocable Trust Dated May 15, 2014, Kip Jones & Becky Address Redacted First Class Mail The Known & Unknown Heirs of Ralph D Choate Address Redacted First Class Mail The Known & Unknown Heirs, Successors And/Or Assigns of James Duane Lee, Deceased c/o of Diann G Higgs 2288 Gabriel Dr Las Vegas, NV 89119‐6130 First Class Mail The Known & Unknown Heirs, Successors And/Or Assigns of Gertrude Hart, Probably Deceased c/o Trihart LLC 2601 Nw Expressway Ste 601 W Oklahoma City, OK 73112 First Class Mail The Known & Unknown Heirs, Successors And/Or Assigns of Grace Leah Lee, Deceased c/o Dianna G Higgs 2288 Gabriel Dr Las Vegas, NV 89119‐6130 First Class Mail The Known & Unknown Heirs, Successors And/Or Assigns of Irene F Lee, Deceased c/o Freeda Irene Steyer 667 Georgetown Rd Salina, KS 67401 First Class Mail The Known & Unknown Heirs, Successors And/Or Assigns of Violette M Myers, Deceased c/o Wesley Myers 3801 W 13th Apt 812 Wichita, KS 67203 First Class Mail The Known & Unknown Heirs, Successors And/Or Assigns of Glenn L Maddox, Deceased c/o Shirley J Byers 215 W Larkspur Dr Alvin, TX 77511 First Class Mail The Known & Unknown Heirs, Successors & Or Assigns of Ruth G Maddox, Deceased c/o Shirley J Byers 215 W Larkspur Dr Alvin, TX 77511 First Class Mail The Known & Unknown Heirs, Successors And/Or Assigns of H Duane Lee, Dece 8710 Stable Crest Blvd Houston, TX 77024 First Class Mail The Known & Unknown Heirs, Successors And/Or Assigns of Leonard Weiner, D 260 Mt Auburn Watertown, MA 02172‐1926 First Class Mail The Known & Unkown Heirs, Successors And/Or Assigns of Marcia J Standerfer, 203 W Collier St Mulvane, KS 67110 First Class Mail The Known And/Or Unknown Heirs of Bobby H Young Address Redacted First Class Mail The Larry N Waring 1994 Revocable Trust Address Redacted First Class Mail The Lewis Family Mineral Trust P.O. Box 143 Stillwater, OK 74076 First Class Mail The Lewis Family Mineral Trust of 1996 P.O. Box 143 Stillwater, OK 74076 First Class Mail The Lloyd Ray White Living Trust, Lloyd R White, Trustee Address Redacted First Class Mail The Local Queen Trust Address Redacted First Class Mail The Margaret A Blair Rev Lvng Trst Address Redacted First Class Mail The Margaret A Blair Revocable Living Trust Address Redacted First Class Mail The Mark P Godsey Revocable Trust Dated December 22, 1994, Mark P Godsey Address Redacted First Class Mail The Marti L Ammar Trust B Address Redacted First Class Mail The Menninger Foundation P.O. Box 4364 Topeka, KS 66604‐4364 First Class Mail The Miriam K Freedman Trust Trust Company of Oklahoma, Trustee P.O. Box 3627 Tulsa, OK 74101 First Class Mail The National Bank of Commerce of Houston & Morgan J Davis, Trustees For Sue Trammell Under Trust Indenture Dated October 5, 1943 P.O. Box 4631 Houston, TX 77210‐4631 First Class Mail The Nichols Companies Inc P.O. Box 4470 Tulsa, OK 74159 First Class Mail The Nordan Foundation P.O. Box 160892 San Antonio, TX 78280‐3092 First Class Mail The Nordan Foundation P.O. Box 160892 San Antonio, TX 78280 First Class Mail The Norma L Lambern Revocable Trust,Udt January 29, 2013 Address Redacted First Class Mail The Oklahoma Baptist University c/o Baptist Foundation of Texas, Agent & Attorney‐In‐Fact 1601 Elm St, Ste 1700 Dallas, TX 75201 First Class Mail The Operating Company Turnaround Professionals, C David Rhoades ‐ Receiver 401 South Boston Ave, Ste 2320 Tulsa, OK 74103 First Class Mail The Orchard Company, Nrg Asset Management, LLC 4334 Nw Expressway, Ste 201 Oklahoma City, OK 73116 First Class Mail The Ozark Oil & Gas Corp P.O. Box 1202 Fort Smith, AR 72902 First Class Mail The Ozark Oil & Gas Corp Route 2, Box 12‐A Mammoth Spring, AR 72554 First Class Mail The Patricia N Davis Revocable Trust Address Redacted First Class Mail The Patsy R Lawyer Family Trust P.O. Box 14466 Oklahoma City, OK 73113 First Class Mail The Patterson Family Revocable Trust Address Redacted First Class Mail The Paula M Farha Trust B Address Redacted First Class Mail The Petrolia Corp c/o Eric G Wicklund 4051 Parkwood Ct Bloomfield Hills, MI 48301 First Class Mail The Pinion Group, LLC 2121 S Columbia Ave, Ste 215 Tulsa, OK 74114 First Class Mail The Presson Family Trust Address Redacted First Class Mail The Prospective Investment & Trading Company, Attornery‐In‐Fact For Thomas P.O. Box 702320 Tulsa, OK 74170‐2320 First Class Mail The R & E Family Trust Dated The 31St Day of August, 2001,Richard R Enix & EarAddress Redacted First Class Mail The Ray H Marr Foundation 325 North St Paul St, Ste 2500 Dallas, TX 75201 First Class Mail The Raymond & Bessie Kravis Foundation P.O. Box 3499 Tulsa, OK 74101 First Class Mail The Rebecca Rice Wheeler Revocable Trust Dated 11/1/2005 Address Redacted First Class Mail The Replogle Company, LLC 6405 Avalon Ln Nichols Hills, OK 73116 First Class Mail The Riga Oil Company 23 E Cameron St O 4th 410 Tulsa, OK 74103‐1410 First Class Mail The Sarah Zoller Separate Property Trustc/o Northern Trust 16475 Dallas Pkwy Addison, TX 75001 First Class Mail The Security National Bank & Trust Co of Duncan 16 South Ninth St Duncan, OK 73533 First Class Mail The Simcoe Family Trust Address Redacted First Class Mail The Simcoe Family Trust U/A/D April 22, 2003 Address Redacted First Class Mail The Sophia Klein Testamentary Trust c/o Shearson, Loeb, Rhoades, Inc 1251 Ave of Americas, Room 1170 New York, NY 10020 First Class Mail The Successor Trustee Under The Sexton Living Trust Dated September 8, 1995 Address Redacted First Class Mail The Susan M Staggs Living Trust Dated October 31, 2012 Address Redacted First Class Mail The Suzanne Mcswain Family Trust Address Redacted First Class Mail The Sydco System, Inc P.O. Box 9 Foss, OK 73647 First Class Mail The Sydco Systems, Inc P.O. Box 9 Foss, OK 73647 First Class Mail The Termo Company P.O. Box 2767 Long Beach, CA 90801 First Class Mail The Toni K Colyer Trust B Address Redacted First Class Mail The Town of Hennessey, Oklahoma P.O. Box 306 Hennessey, OK 73742 First Class Mail The Trinity Management Company, Inc c/o Margaret A Lawrence2506 Quail Point Midland, TX 79705‐6365 First Class Mail The Turbulator Co, LLC 8705 Gateway Ter Oklahoma City, OK 73149 First Class Mail The University of Oklahoma Foundation, Inc 100 Timberdell Rd Norman, OK 73019 First Class Mail The University of Texas MD Anderson Hospital 1515 Holcombe Blvd Houston, TX 77030 First Class Mail The University of Texas Southwestern Medical Center‐Dallas 5323 Harry Hines Blvd Dallas, TX 75390 First Class Mail The Unknown Heirs & Assigns of Lola V Lawrence c/o John M King 2825 Country Club Dr Chickasha, OK 73018 First Class Mail The Unknown Heirs, Successors & Assigns of Cart Swanson 1101 Shore Dr Edmond, OK 73003 First Class Mail The Unknown Heirs, Successors & Assigns of E ASwanson aka Ernest A Swanson1101 Shore Dr Edmond, OK 73003 First Class Mail The Unknown, Heirs Successors & Assigns of Margaret Ann Rorman, Deceased P.O. Box 54563 Oklahoma City, OK 73154 First Class Mail The Venable Cemetery Association c/o Charlie Waters 13677 N 2780 Dover, OK 73734 First Class Mail The Venable Cemetery Association c/o Charlie Waters 13677 N 2780 Rd 1 Dover, OK 73734 First Class Mail The Vernon E Pellow Revocable Trust Agreementdated August 11, 1992 2601 Northwest Expressway, Ste 100W Oklahoma City, OK 73112 First Class Mail The Victor C Gray Family Trust Address Redacted First Class Mail The Walbert Company 408 Nw 70th St Oklahoma City, OK 73116 First Class Mail The Walker Corp 210 W Park Ave, Ste 2350 Oklahoma City, OK 73102 First Class Mail The Walker Corp 2919 Nw 160th St Edmond, OK 73013 First Class Mail The Walter S Jones Living Trust Address Redacted First Class Mail The Wiser Oil Company 8115 Preston Rd, Ste 400 Dallas, TX 75225 First Class Mail Thelma Bollenbach, Deceased Address Redacted First Class Mail Thelma J Gungoll & Byron Moore, Trustees Under That Certain Irrevocable Trust Agreement Dated August 13, 1979 P.O. Box 1187 Enid, OK 73701 First Class Mail Thelma J Gungoll Rev Trst Dtd Address Redacted First Class Mail Thelma J Gungoll Revocable Trust Address Redacted First Class Mail Thelma Jean Gungoll Address Redacted First Class Mail Thelma Ruth Rutherford Address Redacted First Class Mail Thelma Travis Address Redacted First Class Mail Theodore Arthur Seese Address Redacted First Class Mail Theodore J Cornelsen Address Redacted First Class Mail Theodore L Hatfield Sr Address Redacted First Class Mail Theodore M Nelson Address Redacted First Class Mail Theodore R Mack Address Redacted First Class Mail Theresa Curran Address Redacted First Class Mail Theresa Jan Hudson Address Redacted First Class Mail Theresa Jan Hudson Address Redacted First Class Mail Theresa Johnsen Address Redacted First Class Mail Theresa Phillips Address Redacted First Class Mail Theresa Rose Curran Address Redacted First Class Mail Theron Norwood Address Redacted First Class Mail Thom Ashby Address Redacted First Class Mail Thoma M Preston Iii & Tenessee Bank of Chattanooga, Trustee 5701 Market St Chattanooga, TN 37402 First Class Mail Thomas & Heloise J Teichmann Address Redacted First Class Mail Thomas A Baker Address Redacted First Class Mail Thomas A James Address Redacted First Class Mail Thomas A Oliver, His Known & Unknown Heirs, Devisees, Or Successors Address Redacted First Class Mail Thomas Albert Corff Address Redacted First Class Mail Thomas Andrew Mewherter Address Redacted First Class Mail Thomas Arnold Address Redacted First Class Mail Thomas Arnold Estate Address Redacted First Class Mail Thomas B Feagins Address Redacted First Class Mail Thomas Boyle Address Redacted First Class Mail Thomas Buchmann Address Redacted First Class Mail Thomas Cochill Ii & Bonnie Cochill Address Redacted First Class Mail Thomas D O'Hern Address Redacted First Class Mail Thomas Diggs Berry Address Redacted First Class Mail Thomas Douglas Wilson, Jr Address Redacted First Class Mail Thomas E & Beverly Bonar Jts Address Redacted First Class Mail Thomas E Barnett Address Redacted First Class Mail Thomas E Rodman Address Redacted First Class Mail Thomas E Summers Address Redacted First Class Mail Thomas E Talley Address Redacted First Class Mail Thomas Energy Services, LLC Dba Thomas Tools P.O. Box 732868 Dallas, TX 75373 First Class Mail Thomas Erickson 464 Signal Hill Rd North Barrington, IL 60010 First Class Mail Thomas Eugene Hays Address Redacted First Class Mail Thomas Eurton Address Redacted First Class Mail Thomas F Hodge Jr Family Trust Address Redacted First Class Mail Thomas F Ryanc/o Thomas F Ryan, Jr Address Redacted First Class Mail Thomas G Leblanc Address Redacted First Class Mail Thomas G Scriminger, Trustee of The Revocable Inter Vivos Trust of William F ScAddress Redacted First Class Mail Thomas G Wolff Address Redacted First Class Mail Thomas Gene Marshall Address Redacted First Class Mail Thomas Griffin Crouch Address Redacted First Class Mail Thomas Hammond Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 64 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 67 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Thomas J Fuselier Address Redacted First Class Mail Thomas J Kelly Address Redacted First Class Mail Thomas J Luetkemeyer Address Redacted First Class Mail Thomas J Patterson Address Redacted First Class Mail Thomas Jefferson Patterson Address Redacted First Class Mail Thomas Joe Evans Address Redacted First Class Mail Thomas K Getgood Address Redacted First Class Mail Thomas L Geis Address Redacted First Class Mail Thomas Lee Reynolds Address Redacted First Class Mail Thomas Lohr Gage & Dolores Hawkins Gage, Trustees of The Gage Revocable TrAddress Redacted First Class Mail Thomas M Collins Address Redacted First Class Mail Thomas M Weaver & Susan C Weaver, Trustees, Or The Successor(S) In Trust, of The Weaver 2005 Revocable Trust Under Agreement Dated The 11Th Day of April, 2005, And Any Amendments Thereto 2935 Nw 160th St Edmond, OK 73013 First Class Mail Thomas Marshall Address Redacted First Class Mail Thomas Marshall Aka Thomas Gene Marshallaka Tommy G Marshall Address Redacted First Class Mail Thomas Max Mccall Address Redacted First Class Mail Thomas Moore Address Redacted First Class Mail Thomas Preston Iii And First Tennessee Bank of Chattanooga, Trustees c/o Thomas W Preston 15320 Jordans Journey Dr Apt D Centreville, VA 20120‐3906 First Class Mail Thomas R Howard, Iii Address Redacted First Class Mail Thomas R Preston Iii Address Redacted First Class Mail Thomas R Scott Address Redacted First Class Mail Thomas Richard Cummins Address Redacted First Class Mail Thomas T Holley, Iii Address Redacted First Class Mail Thomas T Holley, Jr Address Redacted First Class Mail Thomas W Anderson Address Redacted First Class Mail Thomas W Treadwell Address Redacted First Class Mail Thomas W Walbert Address Redacted First Class Mail Thompson Investments LLC P.O. Box 22173 Oklahoma City, OK 73123‐0173 First Class Mail Three Kings Holdings, LLC Attn: Jonathan Kraft, Managing Member P.O. Box 1377 Oklahoma City, OK 73101 First Class Mail Three M Oil Company 8350 North Central Expwy Suite G‐100 Dallas, TX 75206 First Class Mail Three M Oil Company 8350 North Central Expressway, Ste G100 Dallas, TX 75206 First Class Mail Three R B Oil Partnership c/o Marathon Oil Company 7301 Nw Expressway, Ste 225 Oklahoma City, OK 73132 First Class Mail Three Sands Investment Company P.O. Box 370 Waukomis, OK 73773 First Class Mail Thru Tubing Solutions 11515 S Portland Oklahoma City, OK 73170 First Class Mail Thru Tubing Solutions Address Redacted First Class Mail Thunder Investment Parts LLC 100 Elks Club Rd Brevard, NC 28712 First Class Mail Thunder Moon Resources LLC P.O. Box 180573 Dallas, TX 75218 First Class Mail Thunderbird Acquisitions Co, LLC 204 North Robinson Ave Oklahoma City, OK 73102 First Class Mail Thunderbird Energy Partners, LLC P.O. Box 6293 Norman, OK 73070 First Class Mail Thunderbird Midstream, LLC Attn: Jim Rice 615 Pool Ct Shawnee, OK 74801 First Class Mail Thunderhawk Resources, LLC P.O. Box 608 Stillwater, OK 74076 First Class Mail Thurmond‐Mcglothlin, LLC 7905 Us Highway 81 South Hennessey, OK 73742 First Class Mail Thurmond‐Mcglothlin, LLC A/R Dept P.O. Box 2358 Pampa, TX 79066‐2358 First Class Mail Tide West Oil Company 6666 S Sheridan, Ste 250 Tulsa, OK 74133 First Class Mail Tierra Minerals, LLC 2345 N Woodruff Ave Idaho Falls, ID 83401 First Class Mail Tim W Munson LLC 4013 Nw Expressway, Ste 690 Oklahoma City, OK 73116 First Class Mail Timberline Energy Corp 1780 County Rd 194 Parker, CO 80138 First Class Mail Timberly L Mitchell Jech Address Redacted First Class Mail Timberwolf Minerals LLC c/o Bracewell, Llp Attn: Andrew W Zeve 711 Louisiana Ste 2300 Houston, TX 77002 First Class Mail Timberwolf Minerals LLC P.O. Box 701553 Tulsa, OK 74170‐2534 First Class Mail Timmy Fielder Address Redacted First Class Mail Timothy A Coldwell Address Redacted First Class Mail Timothy A Coldwell Address Redacted First Class Mail Timothy C Rice Address Redacted First Class Mail Timothy Cargill Address Redacted First Class Mail Timothy Curran Address Redacted First Class Mail Timothy Curran Address Redacted First Class Mail Timothy E Graham Address Redacted First Class Mail Timothy E Maxwell Address Redacted First Class Mail Timothy E Towns Address Redacted First Class Mail Timothy E Towns Address Redacted First Class Mail Timothy Geis Address Redacted First Class Mail Timothy Getgood Address Redacted First Class Mail Timothy J Craddock c/o Michael J Craddock Address Redacted First Class Mail Timothy J Karl Address Redacted First Class Mail Timothy James Bomhoff Address Redacted First Class Mail Timothy K Pickert Revocable Lvg Tst Address Redacted First Class Mail Timothy L & Kimberly Bonar Jts Address Redacted First Class Mail Timothy Melton Address Redacted First Class Mail Timothy Moore Address Redacted First Class Mail Timothy N Weber Address Redacted First Class Mail Timothy Neill Address Redacted First Class Mail Timothy P Rooney Trst Uta Dtd Address Redacted First Class Mail Timothy W Derritt Address Redacted First Class Mail Timothy W Jones Address Redacted First Class Mail Timothy Zaerr Address Redacted First Class Mail Tim's Trucking, LLC P.O. Box 340 Elk City, OK 73648 First Class Mail Tina Diane Walta Address Redacted First Class Mail Tina Louise Pruitt Address Redacted First Class Mail Tina Marie Jones Address Redacted First Class Mail Tins Energy, LLC 6608 N Western Ave Ste 223 Oklahoma City, OK 73116 First Class Mail Tio Services Inc 5300 Memorial Dr Ste 800 Houston, TX 77007‐8248 First Class Mail Tio Services, Inc 2400 Augusta, Ste 300 Houston, TX 77057 First Class Mail Tip Oil Co LLC c/o Spencer Fane Llp Attn: Paul D Trimble 9400 N Broadway Extension Ste 600 Oklahoma City, OK 73114 First Class Mail Tip Oil Company LLC P.O. Box 720420 Oklahoma City, OK 73172 First Class Mail Tiptop Energy Production Us LLC P.O. Box 2406 Oklahoma City, OK 73101 First Class Mail Tiptop Energy Productions Us LLC P.O. Box 2406 Oklahoma City, OK 73101 First Class Mail Titanium Energy LLC P.O. Box 6006 Edmond, OK 73083 First Class Mail Tite Water Energy, LLC P.O. Box 902 Alva, OK 73717 First Class Mail Tjo Investment Trust 38 Mountain Moose Rd Phillipsburg, MT 59858 First Class Mail Tkg Properties, LLC c/o Mineralsoft, Inc, Asset Mgr P.O. Box 12787 Austin, TX 78711 First Class Mail Tlr Well Services, Inc P O Bo X 703 Elk City, OK 73644 First Class Mail Tlw Investments Inc P.O. Box 54525 Oklahoma City, OK 73154‐1525 First Class Mail Tlw Investments LLC Attn: Glenn Reyes Houston, TX 77002 First Class Mail Tlw Partners, Lp 1001 Fannin, Ste 2020 Houston, TX 77002 First Class Mail Tmb Consulting 1202 Haileys Ct Kingfisher, OK 73750 First Class Mail Tmhfg LLC 13230 Regency First San Antonio, TX 78249 First Class Mail Tmhfg, LLC 1602 Glade St College Station, TX 77840‐4365 First Class Mail Tobi S Hollingsworth & Craig D Hollingsworth, Co‐Trustees of The Hollingsworth Family revocable Trust U/A/D October 11, 2010 8520 East San Marcos Dr Scottsdale, AZ 85258 First Class Mail Tobi S Hollingsworth & Tracy L Sanders, Address Redacted First Class Mail Toc Acquisition Company Mile High Center, 1700 Broadway Suite 2300 Denver, CO 80290 First Class Mail Tod Eric & Cameo C Kilian, Jtwros Address Redacted First Class Mail Todco Properties Inc Production Account 1818 West Lindsey Suite A‐102 Norman, OK 73069 First Class Mail Todd Fielder Address Redacted First Class Mail Todd Gene Siegmann Address Redacted First Class Mail Todd J Vaverka Address Redacted First Class Mail Todd Limke Address Redacted First Class Mail Todd Stony Brown Address Redacted First Class Mail Todd Wayne Hoskins Address Redacted First Class Mail Tom Cole, c/o Flossie Cole Address Redacted First Class Mail Tom Denker, Jr Address Redacted First Class Mail Tom Hansen Co Address Redacted First Class Mail Tom Ivan Deignan Address Redacted First Class Mail Tom J Sturgeon Address Redacted First Class Mail Tom L & Dana Hartley J/T Address Redacted First Class Mail Tom L Feagins c/o Kenneth R Feagins Address Redacted First Class Mail Tom L Feagins,Trustee of The Joyce KFeagins Trust c/o Kenneth R Feagins Address Redacted First Class Mail Tomie Lou Baughn Address Redacted First Class Mail Tommy & Georgiana Gungoll Address Redacted First Class Mail Tommy Crowson Address Redacted First Class Mail Tommy Fielder Jr Address Redacted First Class Mail Tommy John Glazier Address Redacted First Class Mail Tommy John Glazier Address Redacted First Class Mail Tommy Ruth Thompson Duncan Address Redacted First Class Mail Tommy St Clair Address Redacted First Class Mail Tom‐Stack, LLC (Enlink) Attn: Contract Administration 2501 Cedar Springs Rd, Ste 100 Dallas, TX 75201 First Class Mail Toni Bodine‐Pearce Address Redacted First Class Mail Toni Kirtley Address Redacted First Class Mail Toni Kirtley Address Redacted First Class Mail Toni Kirtley Nobles Address Redacted First Class Mail Toni Kirtley, aka Toni Kirtley Nobles Address Redacted First Class Mail Tonia Lee Mcelroy Address Redacted First Class Mail Tonia Lee Mcelroy, Dec'D Unknown Address Redacted First Class Mail Tony Hatfield Address Redacted First Class Mail Tony K Sutton & Mary A Mckenzie Jtw Address Redacted First Class Mail Tony L & Lisa A Weaver, Jtwros Address Redacted First Class Mail Tony L Weaver & Lisa A Weaver As Joint Tenants Address Redacted First Class Mail Tony S Say Address Redacted First Class Mail Tony T Powell Address Redacted First Class Mail Tony's Pump & Supply, LLC 17165 State Hwy 33 Kingfisher, OK 73750 First Class Mail Top Hand Field Services, LLC 402 W 80th St Stillwater, OK 74074 First Class Mail Torchlight Energy Inc 5700 W Plano Pkwy Suite 3600 Plano, TX 75093 First Class Mail Torchlight Energy, Inc 5800 Nw 135th St Oklahoma City, OK 73142 First Class Mail Torchlight Energy, Inc 2007 Enterprise Ave League City, TX 77573 First Class Mail Torchlight Energy, Inc 5700 W Plano Pkwy, Ste 3600 Plano, TX 75093 First Class Mail Torchlight Energy, Inc 5700 W Plano Pkwy, Ste 3600 Plano, TX 75093 First Class Mail Torimodosu Holdings, LLC Attn: Laci Webb, Manager 2712 Nw 168th St Edmond, OK 73012 First Class Mail Tornado Production Services P.O. Box 1707 Orange Grove, TX 78372 First Class Mail Tortuga, Ltd c/o Westar Energy, Inc P.O. Box 817 Mcqueeney, TX 78123‐0817 First Class Mail Total Wireless Data, Inc P.O. Box 22663 Oklahoma City, OK 73123 First Class Mail Towery Family Interest, LLC P.O. Box 18668 Oklahoma City, OK 73154 First Class Mail Towery Family Interest, LLC Curtis K Towery, Manager P.O. Box 18668 Oklahoma City, OK 73154‐0668 First Class Mail Towery Family Trust Address Redacted First Class Mail Towery Family Trust U/T/A/ Dtd Address Redacted First Class Mail Towner‐Mar Corp 1720 Kendarbren Dr, Ste 723 Jamison, PA 18929 First Class Mail Tozzi Mineral Management LLC 3302 Clairemont Enid, OK 73703 First Class Mail Tozzi Mineral Mangement, LLC 704 Stone Mill Blvd Yukon, OK 76099 First Class Mail Tq Energy, LLC 704 Long Circle Norman, OK 73071 First Class Mail Trace Oswald Aka Tracey Edward Oswald Address Redacted First Class Mail Tracey Ruth Williams Address Redacted First Class Mail Traci Ann Hufstutler Iverson Address Redacted First Class Mail Traci Beeson Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 65 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 68 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Traci Jo Collums Address Redacted First Class Mail Tracy Leann Westfahl Address Redacted First Class Mail Tracy Mcgilberry Address Redacted First Class Mail Tracy Sanders & David G Sanders Address Redacted First Class Mail Trail Ridge Energy Partners, LLC 1000 Texan Trail, Ste 280 Grapevine, TX 76051 First Class Mail Trans‐Capital Investment Group, Inc P.O. Box 273702 Tampa, FL 33688‐3702 First Class Mail Trans‐Capital Investment Group, Inc 501 E Kennedy Blvd, Ste 601 Tampa, FL 33602 First Class Mail Trans‐Capital Investment Group, Inc 13801 Magdelene Lake Cove Tampa, FL 33613 First Class Mail Transok Gas Company P.O. Box 3008 Tulsa, OK 74101‐3008 First Class Mail Transok Gas Company P.O. Box 24300 Oklahoma City, OK 73124 First Class Mail Travis D Grinstead & Vicki L Grinstead Trustees of The Grinstead Family Trust Address Redacted First Class Mail Travis Fam Rev Tst Dtd 2‐25‐10 Address Redacted First Class Mail Travis Johnson, His Known & Unknown Heirs, Devisees, Or Successors Address Redacted First Class Mail Travis Scott Mitchell Address Redacted First Class Mail Travis Snowden Address Redacted First Class Mail Trek Resources Inc 4925 Greenville Ave Suite 915 Dallas, TX 75206‐0490 First Class Mail Trek Resources Inc 4925 Greenville Ave Dallas, TX 75206‐0490 First Class Mail Trendwest Development, Inc P.O. Box 198 Buffalo, OK 73834 First Class Mail Tresa Marie Herren Jones Address Redacted First Class Mail Tresha Arrington Aka Tresha Christina Oswald Address Redacted First Class Mail Tresia B Henry Address Redacted First Class Mail Trey Reources I, LLC 1406 West Wall Midland, TX 79701 First Class Mail Trey Resources I LLC 1406 West Wall St Midland, TX 79701 First Class Mail Trey Resources I, LLC P.O. Box 50272 Midland, TX 79710 First Class Mail Trey Resources, Inc P.O. Box 50272 Midland, TX 79710 First Class Mail Treyco LLC c/o Jack H Choate Iii P.O. Box 419 Hennessey, OK 73742 First Class Mail Treyco, LLC P.O. Box 419 Hennessey, OK 73742 First Class Mail Triangle Lazy J Investments 262 W Mesa Rd Durango, CO 81303 First Class Mail Triangle Royalty Corp 1019 Waterwood Pkwy, Ste A Edmond, OK 73034 First Class Mail Tributary Resources LLC 701 Doe Trail Edmond, OK 73012‐6469 First Class Mail Tributary Resources, LLC c/o Austin Evans Law, Llc Attn: Austin C Evans P.O. Box 1258 Kingfisher, OK 73750 First Class Mail Tributary Resources, LLC 525 Nw 13th St Oklahoma City, OK 73103 First Class Mail Tributary Resources, LLC 200 N Harvey, Ste 1703 Oklahoma City, OK 73102 First Class Mail Triduum Energy & Trading LLC 4800 Bocage Ln Oklahoma City, OK 73142‐5408 First Class Mail Tri‐Lift Services, Inc 5325 N Highway 74 Crescent, OK 73028 First Class Mail Tri‐Logic Services, LLC 3939 N Walnut Ave Oklahoma City, OK 73105 First Class Mail Trilogy Oil & Gas, LLC P.O. Box 260498 Lakewood, CO 80226 First Class Mail Trinda E Deslems Address Redacted First Class Mail Trinity Episcopal Church Of El Dorado Ks Brent Nearhood (Treasurer) P.O. Box 507 El Dorado, KS 67042‐0507 First Class Mail Trinity Land & Minerals Lp 309 W 7th St, 500 Fort Worth, TX 76102 First Class Mail Trinity Petroleum Corp P.O. Box 7792 Edmond, OK 73083 First Class Mail Trinity Petroleum Corp P.O. Box 7792 Edmond, OK 73083‐7792 First Class Mail Trio Production Company, LLC 1601 Se 19th St Edmond, OK 73013 First Class Mail Triple Crown Acquisitions LLC P.O. Box 376 Jacksonville, TX 75766 First Class Mail Triple J Well Service Corp P.O. Box 191 Hennessey, OK 73742 First Class Mail Triple Jay Oil Corp P.O. Box 31508 Edmond, OK 73003 First Class Mail Triple Resources Lp 4809 Cole Ave Suite 108 Dallas, TX 75205 First Class Mail Triple T Oilfield Hotshot P.O. Box 1131 Mustang, OK 73064 First Class Mail Triple T Oilfield Hotshot Services Inc P.O. Box 1131 Mustang, OK 73064 First Class Mail Triple T Resources Lp 4809 Cole Ave, Ste 108 Dallas, TX 75205 First Class Mail Triple‐Jay Oil Corp 701 W Hefner Rd Oklahoma City, OK 73114 First Class Mail Triplek Oil & Gas Inc 4809 Cole Ave, Ste 200 Dallas, TX 75205 First Class Mail Tri‐Point Oil & Gas Production P.O. Box 207557 Dallas, TX 75320‐7557 First Class Mail Tri‐Point Oil & Gas Production Systems, LLC P.O. Box 207557 Dallas, TX 75320‐7557 First Class Mail Tri‐Power Energy Services, LLC 2002 E Grand Blvd Oklahoma City, OK 73129 First Class Mail Tri‐Tex Capital LLC c/o Law Office of Liz George, Pllc Attn: Lysbeth George, Esq 1019 N Council Ste 3 Blanchard, OK 73010 First Class Mail Tri‐Tex Capital LLC 4809 Cole Ave, Ste 200 Dallas, TX 75205 First Class Mail Tritex Production Company 4925 Greenville Ave, Ste 965 Dallas, TX 75206 First Class Mail Tritex Production Company 2882 Sand Hill Rd Ste 117 Menlo Park, CA 94025 First Class Mail Triton Investments Dba Reef International P.O. Box 691488 Tulsa, OK 74169 First Class Mail Triumph Energy Partners LLC 8908 S Yale Ave, Ste 250 Tulsa, OK 74137 First Class Mail Triumph Royalty Investments LLC 8908 S Yale Ave Suite 250 Tulsa, OK 74137 First Class Mail Trojan Tubular Services, LLC P.O. Box 8186 Longview, TX 75607 First Class Mail Trophy Energy (Bahamas) Ltd c/o Christopher Mcarthur 5524 E Estrid Ave Scottsdale, AZ 85258 First Class Mail Trout Exploration LLC P.O. Box 21826 Oklahoma City, OK 73120 First Class Mail Trout Valley Enterprises, Inc 9855 E Irvington Rd Box 146 Tucson, AZ 85730 First Class Mail Troy D James Address Redacted First Class Mail Troy Don Miller Address Redacted First Class Mail Troy Eldon Melton Address Redacted First Class Mail Troy Eldon Melton & Address Redacted First Class Mail Troy K Davidson Address Redacted First Class Mail Troy Lee Kimble Address Redacted First Class Mail Trs Services, Inc 13300 Sw 29th St Yukon, OK 73099 First Class Mail Trunk Bay Royalty Partners Ltd P.O. Box 671099 Dallas, TX 75367‐1099 First Class Mail Trust Humble Iv c/o Humble Energy Inc 35421 Kanis Rd Paron, AR 72122 First Class Mail Trust Humble Iv Address Redacted First Class Mail Trustees of Mt Zion Baptist Church P.O. Box 284 Konawa, OK 74849 First Class Mail Trustees of Princeton University c/o Office of The General Counsel New South Building, 4th Fl Princeton, NJ 08544 First Class Mail Trustees of The Morrison Cemetery Attn: Gloria Bables 1514 N Loraine Wichita, KS 67214 First Class Mail Trustees of The RG Athey Trust For The Benefit of Jack Athey's Children Dated J P.O. Box 3499 Tulsa, OK 74101 First Class Mail TSC Oil & Gas, Inc 4925 Greenville Ave, Ste 600 Dallas, TX 75206‐0000 First Class Mail Tts & H LLC 3101 W Tecumseh Rd, Ste 200 Norman, OK 73072 First Class Mail Tug Hill Operating, LLC c/o K&L Gates Llp Attn: Thomas C Ryan 210 Sixth Ave Pittsburgh, PA 15222 First Class Mail Tulsa Energy Inc Turnaround Professionals, C David Rhoades ‐ Receiver, 401 South Boston, Ste 2320 Tulsa, OK 74103 First Class Mail Tulsa Energy Inc c/o Carol J Mcnern P.O. Box 4470 Tulsa, OK 74159 First Class Mail Tulsa Energy Inc P.O. Box 4470 Tulsa, OK 74159 First Class Mail Tulsa Petroleum Resources, Inc Turnaround Professionals, C David Rhoades ‐ Receiver, 401 South Boston, Ste 2320, Tulsa, OK 74103 First Class Mail Turk Oil & Gas LLC c/o Bokf NA As Agent P.O. Box 1588 Tulsa, OK 74101‐1588 First Class Mail Turk Oil & Gas, LLC c/o Bokf, Na, Agent P.O. Box 3499 Tulsa, OK 74101 First Class Mail Turk Prodigy LLC 32003 100th St Paoli, OK 73074‐3332 First Class Mail Turk Prodigy LLC P.O. Box 12884 Oklahoma City, OK 73157 First Class Mail Turkey Creek Golf Club LLC P.O. Box 698 Hennessey, OK 73742 First Class Mail Turnco, Inc P.O. Box 1240 Graham, TX 76450 First Class Mail Turnco, Inc P.O. Box 1240 Graham, TX 76450‐1240 First Class Mail Turner Lvg Trust Dtd 6/18/14 Address Redacted First Class Mail Turner Minerals, LLC 8028 N May Ave, Ste 202 Oklahoma City, OK 73120 First Class Mail Turner Resources Inc P.O. Box 775 Hennessey, OK 73742 First Class Mail Turner Resources, Inc c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Twag Inc P.O. Box 2407 Elk City, OK 73648 First Class Mail Twc Investments Inc 2919 Nw 160th St Edmond, OK 73013 First Class Mail Twe Mineral Partnership, Lp P.O. Box 830308 Dallas, TX 75283 First Class Mail Twelve States Oil & Gas Company 5714 E 108th St Tulsa, OK 74137 First Class Mail Twelve States Oil & Gas Company, LLC 5714 East 108th St Tulsa, OK 74137 First Class Mail Twelve‐Seventeen Investing LLC 18216 Allora Dr Edmond, OK 730127659 First Class Mail Twelve‐Seventeen Invstng LLC 4524 Mesquite Terrace Dr Manvel, TX 77578 First Class Mail Twenty/Twenty Oil & Gas, Inc P.O. Box 247 Hennessey, OK 73742 First Class Mail Twisted Lizard of Ok Unlimited LLC P.O. Box 588 Enid, OK 73702 First Class Mail Twister Mixer LLC P.O. Box 57149 Oklahoma City, OK 73157 First Class Mail Twodubyah LLC 3733 Westheimer Rd, Ste 1 Houston, TX 77027 First Class Mail Twodubyah LLCc/o Amegy Bank Na, Personal Trust Departmentattn: Mark EdwaP.O. Box 27767 Houston, TX 77227 First Class Mail Twodubyah, LLC c/o Amegy Bank Na, Personal Trust Dept Attn: Mark Edwards, Svp P.O. Box 27767 Houston, TX 77227 First Class Mail Twodubyah, LLC c/o Amegy Bank P.O. Box 27767 Houston, TX 77227 First Class Mail Twt Heritage LLC 1380 Pebble Hills Dr Rockwalk, TX 75087 First Class Mail Txam Pumps P.O. Box 38622 Houston, TX 77238 First Class Mail TXAM Pumps 5623 Tuskegee Street Houston, TX 77091 First Class Mail TXAM Pumps David Reisinger 5623 Tuskegee Street Houston, TX 77091 First Class Mail TXAM Pumps George A. Kurisky, Jr. 1221 Lamar Suite 1000 Houston, TX 77010 First Class Mail Txam Pumps, LLC P.O. Box 38622 Houston, TX 77238 First Class Mail Tyler James Smith Address Redacted First Class Mail Tytan Poly Services LLC P.O. Box 416 Prague, OK 74864 First Class Mail U Roscoe LLC P.O. Box 784 Alva, OK 73717 First Class Mail U/A Dtd 4/14/13 Security Bank & Trust Co, Tstee 2 South Main St Miami, OK 74339 First Class Mail Ulterra Drilling Technologies 201 Main St , Ste 1660 Fort Worth, TX 76102 First Class Mail Ulterra Drilling Technologies Lp Technologies Lp P.O. Box 733586 Dallas, TX 75373 First Class Mail Under Trust Agrmnt Dtd 08/16/1985 Address Redacted First Class Mail Unicon Producing Company, A Subsidary of Union Texas Exploration Corp,Its Ge1330 Post Oak Blvd Houston, TX 77056 First Class Mail Union Oil Co of California P.O. Box 730805 Dallas, TX 75373‐0805 First Class Mail Union Pacific Railroad Company 1400 Douglas St Stop 1960 Omaha, NE 68178 First Class Mail Unit 1986 Employee Oil & Gas Limited Partnership 8200 S Unit Dr Tulsa, OK 74132 First Class Mail Unit Drilling Company P.O. Box 702500 Tulsa, OK 74170 First Class Mail Unit Drilling Company Department 247 Tulsa, OK 74182 First Class Mail Unit Drilling Company 7101 SW 29Th Oklahoma City, OK 73179 First Class Mail Unit Petroleum Company 8200 South Unit Dr Tulsa, OK 74132 First Class Mail Unit Petroleum Company 7130 South Lewis, Ste 1000 Tulsa, OK 74136 First Class Mail Unit Petroleum Company P.O. Box 702500 Tulsa, OK 74170 First Class Mail Unit Petroleum Company P.O. Box 702500 Tulsa, OK 74170‐2500 First Class Mail United Energy, LLC P.O. Box 3621 Edmond, OK 73083‐3621 First Class Mail United Energy, LLC P.O. Box 3621 Edmond, OK 73083 First Class Mail United Methodist Chrch Ok Conf 1501 Nw 24th St Oklahoma City, OK 73106 First Class Mail United Oil Corp P.O. Box 126 Columbia City, IN 46725 First Class Mail United Oil Corp 1609 Business 30 East Columbia City, IN 46725 First Class Mail United Production Co LLC 1001 Nw 139th St Pkwy Edmond, OK 73013 First Class Mail United Prospects LLC P.O. Box 14483 Oklahoma City, OK 73113 First Class Mail United States of America c/o Bureau of Land Mangaement 3100 West Peak Blvd Muskogee, OK 74401 First Class Mail United States of America Bureau of Land Management Office of Natural Resources Revenue P.O. Box 25165 Denver, CO 80225‐0165 First Class Mail United States of America Office of Natural Resources Revenue P.O. Box 25165 Denver, CO 80225‐0165 First Class Mail United States of America Bureau of Land Management New Mexico Office 301 Dinosaur Trail Santa Fe, NM 87508 First Class Mail Univ of Oklahoma Foundation Inc 100 Timberdell Rd Norman, OK 73019‐0685 First Class Mail Universal Pressure Pumping P.O. Box 202998 Dallas, TX 75320‐2998 First Class Mail Universal Resources Corp P.O. Box 45601 Salt Lake City, UT 84145 First Class Mail Universal Resources Corp 79 South State St, P.O. Box 11070 Salt Lake City, UT 84147 First Class Mail University of Notre Dame 1100 Grace Hall Notre Dame, IN 46556 First Class Mail University of Notre Dame 400 Main Building Notre Dame, IN 46556 First Class Mail University of Oklahoma Foundation 100 Timberdell Rd Norman, OK 73019 First Class Mail University of Oklahoma Foundation, Inc 100 Timberdell Rd Norman, OK 73019 First Class Mail Universtiy of Oklahoma Foundation, Inc 100 Timberdell Rd Norman, OK 73019 First Class Mail Unknown Heirs, Successors, & Assigns of BR Ermey, Deceased 207 Bellaire Dr Moore, OK 73160 First Class Mail Unknown Heirs, Successors, & Assigns of Nina Ruth Ermey Ermey, Deceased 207 Bellaire Dr Moore, OK 73160 First Class Mail Unknown Successors & Heirs of Fletcher F Farrar Estate Address Redacted First Class Mail Unknown Successors & Heirs of Harold H Anderson Estate Address Redacted First Class Mail Uno, Inc 301 W Main St, Ste 600 Ardmore, OK 73401 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 66 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 69 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Uno, Inc 301 W Main St Suite 600 Ardmore, OK 73401 First Class Mail Uplands Resources Inc 427 S Boston Suite 1900 Tulsa, OK 74103‐4133 First Class Mail Uplands Resources, Inc 427 S Boston Ste 1900 Tulsa, OK 74103‐4133 First Class Mail Uplands Resources, Inc 427 S Boston, Ste 800 Tulsa, OK 74103 First Class Mail Urban Oil Consultants LLC 950 N Collier Blvd Ste 400 Marco Island, FL 34145‐2722 First Class Mail Urban R Haas Address Redacted First Class Mail Ursula B Sizemore Address Redacted First Class Mail Ursula Skuta Bolding Address Redacted First Class Mail US Energy Corp 2350 N Forrest Rd Getzville, NY 14068 First Class Mail Us Energy Development Corp 2350 N Forest Rd, Ste 318 Getzville, NY 14068 First Class Mail Us Energy Development Corp 1521 N Cooper St Ste 400 Arlington, TX 76011 First Class Mail Us Energy Development Corp 2350 North Forest Rd Getzville, NY 14068 First Class Mail Us Energy Development Corp 1521 North Cooper St, Ste 400 Arlington, TX 76011 First Class Mail Us Energy Development Corporation 2350 North Forest Rd Getzville, NY 140681296 First Class Mail Usa Compression Partners, LLC 100 Congress Ave, Ste 450 Austin, TX 78701 First Class Mail Utah Unclaimed Property Division 168 N 1950 W, 102 Salt Lake City, UT 84116 First Class Mail Ute Oil Partnersc/o Deborah Ciolfi, CF Hovey & Co 121 Captains Row, Admirals Hill Chelsea, MA 02150 First Class Mail V Ross Brown Address Redacted First Class Mail V Ross Brown Address Redacted First Class Mail V14, Lp c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail V14, Lp c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail V2, Lp c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail V2, Lp c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Valdene Sestak Address Redacted First Class Mail Valence Drilling Fluids, LLC P.O. Box 20007 Oklahoma City, OK 73156 First Class Mail Valenda Mauck Address Redacted First Class Mail Valerie A Ferguson Address Redacted First Class Mail Valerie A Ferguson Address Redacted First Class Mail Valhalla Energy Corp P.O. Box 239 Oklahoma City, OK 73101 First Class Mail Valiant Artificial Lift Solutions, LLC 211 N Robinson Ave, Ste 1301 Oklahoma City, OK 73102 First Class Mail Valiant Midstream, LLC 16420 Muirfield Pl Edmond, OK 73013 First Class Mail Valor Energy Services, LLC P.O. Box 2078 Elk City, OK 73648 First Class Mail Van A Cummingsc/o Hytrans Address Redacted First Class Mail Van Company Oil & Energy 5108 East 38th Place Tulsa, OK 74135 First Class Mail Van Company Oil & Energy, Lp 1406 Terrace Dr Tulsa, OK 74104 First Class Mail Van Company Oil & Energy, Lp P.O. Box 700575 Tulsa, OK 74170‐0575 First Class Mail Van E Jr Courson Address Redacted First Class Mail Vancil Walta A/K/Avancil Theodore Walta Address Redacted First Class Mail Vanco A Cogent Company P.O. Box 411832 Kansas City, MO 64141 First Class Mail Vanco (Cogent, Inc) P.O. Box 411832 Kansas City, MO 64141 First Class Mail Vanessa R Baker Address Redacted First Class Mail Vanessa Vancuren Address Redacted First Class Mail Vanguard Oil & Gas, Successor To Vo&G 1981 "N" Venture 1111 North Loop West, Ste 1100 Houston, TX 77008 First Class Mail Vanguard Operating LLC 5847 San Felipe, Ste 3000 Houston, TX 77057 First Class Mail Vanguard Operating, LLC 5847 San Felipe St, Ste 3000 Houston, TX 77057 First Class Mail Vantage Exploration, LLC P.O. Box 1673 Denver, CO 80201‐1673 First Class Mail Vantage Self‐Directed Retirement Plans Client: Ronnie Treat 20860 N Tatum Blvd Ste 240 Phoenix, AZ 85050 First Class Mail Vantage Self‐Directed Retirement Plans Client: Ronnie Treat 20860 N Tatum Blvd Phoenix, AZ 85050 First Class Mail Varel International Dept 3474 P.O. Box 123474 Dallas, TX 75312‐3474 First Class Mail Vargas Well Service, LLC P.O. Box 276 Hennessey, OK 73742 First Class Mail Vaughn Energy Services P.O. Box 261021 Corpus Christi, TX 78426‐1021 First Class Mail Vaughn Energy Services (Gyro) P.O. Box 261021 Corpus Christi, TX 78426‐1021 First Class Mail Vaughn Gail Ayer Address Redacted First Class Mail Vaughn Oswald Address Redacted First Class Mail Vaughn Stambaugh Address Redacted First Class Mail Vecses, LLC 2801 Nw 57th St Oklahoma City, OK 73112 First Class Mail Velma Ann Ayers Address Redacted First Class Mail Velma Sue Hardy Rev Liv Tr Address Redacted First Class Mail Velocity Midstream Partners, LLC 5100 E Skelly Dr Tulsa, OK 74135 First Class Mail Venable Royalty, Ltd c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Venable Royalty, Ltd c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Venator LLC 427 S Boston Ave, Ste 706 Tulsa, OK 74103 First Class Mail Vendera Management Iii, LLC 2602 Mckinney Ave, Ste 200 Dallas, TX 75204 First Class Mail Vendera Resources Iii, Lp 2602 Mckinney Ave, Ste 200 Dallas, TX 75204 First Class Mail Venecia Elizabeth Stingley Address Redacted First Class Mail Venro, Ltd c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Venro, Ltd c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Ventana Exploration & Production 13832 Wireless Way Ste 100 Oklahoma City, OK 73134 First Class Mail Ventana Exploration & Production, LLC 13832 Wireless Way, Ste 100 Oklahoma City, OK 73134‐2519 First Class Mail Ventana Exploration & Production, LLC 13832 Wireless Way Suite 100 Oklahoma City, OK 73134 First Class Mail Ventana Operating LLC 13832 Wireless Way Ste 100 Oklahoma City, OK 73134 First Class Mail Venture Holdings, Inc c/o Tracy Gnagy, Registered Agent 21 Rippling Creek Dr Sugar Land, TX 77479 First Class Mail Vera Mcwilliams Address Redacted First Class Mail Vera Monroe Address Redacted First Class Mail Vera Monroe Address Redacted First Class Mail Vera Monroe, Dec Address Redacted First Class Mail Vera Opal S Buford Address Redacted First Class Mail Vera Ruth Holcomb Address Redacted First Class Mail Verba Nell Spurgin Address Redacted First Class Mail Verbie Jane Schiro, Deceased Address Redacted First Class Mail Verexco Inc P.O. Box 50 Edmond, OK 73083‐0050 First Class Mail Verizon Wireless P.O. Box 660108 Dallas, TX 75266‐0108 First Class Mail Verlin L Vink, Trustee of The Vink Family Trust Dated November 16, 2005 Address Redacted First Class Mail Vern O Laing Address Redacted First Class Mail Vern O Laing Address Redacted First Class Mail Verna C Bobbitt, Trustee of The Verna C Bobbitt Rev Living Trust Address Redacted First Class Mail Verna V Bemoan Address Redacted First Class Mail Verna V Beoman Address Redacted First Class Mail Verne L Lorenz Rev Trust Address Redacted First Class Mail Vernice M Meade Address Redacted First Class Mail Vernice M Meade Rev Tst Dtd 6/24/02 Address Redacted First Class Mail Vernita Anderson Address Redacted First Class Mail Vernon Breckenridge Address Redacted First Class Mail Vernon D Breckenridge & Ruth N Breckenridge Address Redacted First Class Mail Vernon E Pellow 2601 Northwest Expressway, Ste 100W Oklahoma City, OK 73112 First Class Mail Vernon Keith Dryer Address Redacted First Class Mail Vernon L Foster Jr Tst Dtd 5/14/01 Address Redacted First Class Mail Vernon Rockhold Address Redacted First Class Mail Vernon Rockhold Address Redacted First Class Mail Veronica Melton Address Redacted First Class Mail Verta Lucille Melton Hoffman Address Redacted First Class Mail Verta Lucille Melton Hoffman, Dec'D 12/29/2002 Address Redacted First Class Mail Vesco Family Lllp Address Redacted First Class Mail Viaje Oil & Gas LLC P.O. Box 470488 Fort Worth, TX 76147 First Class Mail Vickey Brown Address Redacted First Class Mail Vickey Lynn Grammont Address Redacted First Class Mail Vicki Forni Address Redacted First Class Mail Vicki Heiden Vanloo Address Redacted First Class Mail Vicki Lynn Kochenower Address Redacted First Class Mail Vicki Lynn Perkins Address Redacted First Class Mail Vicki Rother Address Redacted First Class Mail Vicki V & Karol Louis Hujsak W&H Address Redacted First Class Mail Vicki Wint Address Redacted First Class Mail Vicki Wint Address Redacted First Class Mail Vickie L Rodden Address Redacted First Class Mail Vickie L Strelow Address Redacted First Class Mail Vickie Lynn Cain aka Vickie Cain Nervino Address Redacted First Class Mail Vickie Nervino Address Redacted First Class Mail Vicky L Zaerr Bolsinger Address Redacted First Class Mail Victor & Cynthia Mitchell, Jts Address Redacted First Class Mail Victor & Voniceile Gray c/o Pauline Gray Address Redacted First Class Mail Victor J Reed, Bishop of The Diocese of Oklahoma City & Tulsa, Successor In Office To Theo Merscharet, As Trustee P.O. Box 32180 Oklahoma City, OK 73123 First Class Mail Victor J Weil Address Redacted First Class Mail Victor Oswald Address Redacted First Class Mail Victor Russell Address Redacted First Class Mail Victor Sedivy Jr c/o Fogg Law Firm Attn: Richard M Fogg 421 S Rock Island Ave El Reno, OK 73036 First Class Mail Victor Sedivy Jr & Evelyn O Sedivy, As Trustees of The Revocable Trust Agreement of Victor Sedivy Jr c/o Fogg Law Firm Attn: Richard M Fogg 421 S Rock Island Ave El Reno, OK 73036 First Class Mail Victor W & Lura W Miller, Jtwros Address Redacted First Class Mail Victor W Pryor, Jr, Trustee of The William E Pryor Trust Address Redacted First Class Mail Victoria An Varcasia Address Redacted First Class Mail Victoria Casteel Address Redacted First Class Mail Victoria Casteel Address Redacted First Class Mail Victoria L Connelly Address Redacted First Class Mail Victory Well Solutions 35175 W Hwy 66 Bristow, OK 74010 First Class Mail Viersen Oil & Gas Co c/o First National Bank P.O. Box 57 Okmulgee, OK 74447 First Class Mail Viersen Oil & Gas Co P.O. Box 702708 Tulsa, OK 74170 First Class Mail Viersen Oil & Gas Co 101 Park Ave, Ste 670 Tulsa, OK 73102 First Class Mail Viking Pipe & Supply P.O. Box 1518 El Reno, OK 73036 First Class Mail Viking Royalty Group c/o Larry Lebarre 7518 Middlewood St Houston, TX 77063 First Class Mail Viking Services, LLC 11009 Nw 103rd St Yukon, OK 73099 First Class Mail Viktoria Ann Fuller Address Redacted First Class Mail Vilette Loosen Shelby Rev Tst Agmt Address Redacted First Class Mail Vilette Loosen Shelby, Trustee Address Redacted First Class Mail Vilette Owen Address Redacted First Class Mail Vilhauer Farms, Clark Vilhauer & Landon Vilhauer As Partners 3128 E 690 Rd Loyal, OK 73756 First Class Mail Vina Lee Waswo Wallace Address Redacted First Class Mail Vincent Duncan c/o Walter Duncan Oil, Llc 100 Park Ave, Ste 1200 Oklahoma City, OK 73102 First Class Mail Vincent Mesis Jr Address Redacted First Class Mail Vincent Mesis Jr Address Redacted First Class Mail Vincent Noel Stephan Address Redacted First Class Mail Vink Family Trust Dtd 11/16/05 Address Redacted First Class Mail Vintage Petroleum Inc 110 West 7th St Tulsa, OK 74119 First Class Mail Viola D Harkness Garner Address Redacted First Class Mail Viola Esta Mobley, Deceasedpossible Heirs, Successor And/Ordevisee of Viola Esta Mobley Crash Resource Partners, LLC 5030 N May Ave, Ste 150 Oklahoma City, OK 73112 First Class Mail Violet L Hooks Estate Address Redacted First Class Mail Violet L Long Address Redacted First Class Mail Violet M Evans c/o Larry Oltmanns Address Redacted First Class Mail Violet Yvonne Moeller Address Redacted First Class Mail Virgie Gattison, Formerly Virgie Woodard c/o Linda K Brown 1919 Nw 142nd St Okc, OK 73134 First Class Mail Virgie Mittleman Address Redacted First Class Mail Virgil & Virgie Reichert Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 67 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 70 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Virgil L Weidner Address Redacted First Class Mail Virgil Raydell Steele Address Redacted First Class Mail Virgil Thomas Ingle Address Redacted First Class Mail Virgil Thomas Ingle, Jr Address Redacted First Class Mail Virgina G Svoboda, Trustee of The Virginag Svoboda Revocable Trust, Establishedunder The Laws of The State of Illinois The 6Th Day of August 2004 120 S Webster Ln Schaumburg, IA 60193 First Class Mail Virginia Ann Daniels Address Redacted First Class Mail Virginia C Anderson Estate Address Redacted First Class Mail Virginia Cain Hladik Address Redacted First Class Mail Virginia Croka Address Redacted First Class Mail Virginia Croka Address Redacted First Class Mail Virginia Cruse Address Redacted First Class Mail Virginia Faye Walker Living Trust, Dtd 3/28/07 Address Redacted First Class Mail Virginia G Svoboda Rev Trust Address Redacted First Class Mail Virginia Goebel Address Redacted First Class Mail Virginia Harvey Address Redacted First Class Mail Virginia I Mowat Address Redacted First Class Mail Virginia L Buchanan Trust 10/3/79 Address Redacted First Class Mail Virginia Lamle Address Redacted First Class Mail Virginia Mae Fetter Milliner 2011 Address Redacted First Class Mail Virginia Mae Lamle Est Address Redacted First Class Mail Virginia Markham Address Redacted First Class Mail Virginia Oswald aka Virginia Bernice Oswald, Deceased Address Redacted First Class Mail Virginia Petty Address Redacted First Class Mail Virginia Rea Carrillo Address Redacted First Class Mail Virginia Ruth Corff Address Redacted First Class Mail Virginia Shutler Address Redacted First Class Mail Virginia Shutler Address Redacted First Class Mail Virginia Shutler, David Shutler, Norman Dale Shutler, Martha Shutler & The Peoples National Bank of Kingfisher, Ok As Trustees of The Norman Shutler Trust P.O. Box 957 Kingfisher, OK 73750 First Class Mail Virginia Shutler, David Shutler, Norman Dale Shutler, Martha Shutler Jones & The Peoples Bank of Kingfisher, Oklahoma As Trustees of The Norman Shutler Trust c/o Norman Dale Shutler 200 W Seay Ave Kingfisher, OK 73750 First Class Mail Virginia T Hobbs Rev Lvg Trust Address Redacted First Class Mail Virginia Trading Co 209 Village Oaks Dr Oklahoma City, OK 73130 First Class Mail Viscount Resources, Ltd 710‐745 Howe St Vancouver, BC V6C 2B3 Canada First Class Mail Vishal Dhar Address Redacted First Class Mail Vitol Americas Corp 2925 Richmond Ave 11th Fl Houston, TX 77098 First Class Mail Vitol Americas CorpNoble Americas Corp 2925 Richmond Ave, 11th Fl Houston, TX 77098 First Class Mail Viva Lucille Rice Life Estate Address Redacted First Class Mail Vivian Cleeton Address Redacted First Class Mail Vivian H Ford Address Redacted First Class Mail Vivian Louis Wood Address Redacted First Class Mail Vlrg Holdings, LLC 50 Park Ave Apt 6C New York, NY 10016 First Class Mail Vlrg Holdings, LLC 145 Huguenot St Suite 412 New Rochelle, NY 10801 First Class Mail Vonda Lea And/Or Earl Albert Heiden Address Redacted First Class Mail Vonda Lea Heiden Address Redacted First Class Mail Vonda Norwood Address Redacted First Class Mail Voneta Harper, Trustee of The Harper Family Trust Address Redacted First Class Mail Voneta M Sears Rev Trst Dtd 7/31/07 Address Redacted First Class Mail Voneta M Sears Revocable Trust Dated July 31, 2007, Voneta M Sears, Trustee Address Redacted First Class Mail Vp Minerals, LLC P.O. Box 40822 Austin, TX 78704 First Class Mail Vulcan Drilling Partnership 79‐Ii 333 Clay St, Ste 1600 Houston, TX 77002 First Class Mail Vulcan Drilling Partnership 79‐Ii c/o LR French, Iii 1811 Bering, Ste 400 Houston, TX 77057 First Class Mail Vulcan Energy Corp 333 Clay St, Ste 1600 Houston, TX 77002 First Class Mail W A Burton Trust Address Redacted First Class Mail W A Burton Trust Address Redacted First Class Mail W A Burton, Jr Address Redacted First Class Mail W A Mccreight Address Redacted First Class Mail W B Trammell Address Redacted First Class Mail W B Trammell Address Redacted First Class Mail W Baldwin Lloyd Address Redacted First Class Mail W Bruce Luber Address Redacted First Class Mail W Conrad Marler Address Redacted First Class Mail W E Cromwell Address Redacted First Class Mail W E Horkey Properties LLC P.O. Box 2669 Lubbock, TX 7940‐2669 First Class Mail W J Flippen Family Trust Address Redacted First Class Mail W Jean Hartman Address Redacted First Class Mail W Jean Hartman Address Redacted First Class Mail W L Jones Address Redacted First Class Mail W N Heiss Roth/Ira (Midhill) P.O. Box 2680 Casper, WY 82602 First Class Mail W R Yinger Address Redacted First Class Mail W R Yinger Address Redacted First Class Mail W Rex Swaim Address Redacted First Class Mail W T Speller Address Redacted First Class Mail W Thomas & Billye Mcrae J/T Address Redacted First Class Mail W V Montin Inc 6303 Waterford Blvd Ste 220 Oklahoma City, OK 73118 First Class Mail W W Ayer, Sr Address Redacted First Class Mail W Whiteman Jr Estate Address Redacted First Class Mail Wa Burton Trust Dated 12/12/1994 Address Redacted First Class Mail WA Burton, Aka WA Burton, Jr Address Redacted First Class Mail WA Burton, c/o Russell Burton Address Redacted First Class Mail WA Landreth Jr Address Redacted First Class Mail Wade Simpson Hobbs Address Redacted First Class Mail Wade Trust, Larry W Jenkins, Tstee Address Redacted First Class Mail Waggoner Oil & Gas Corp c/o Puls Haney, Pllc Attn: Mark A Haney 301 Commerce St Ste 2900 Fort Worth, TX 76102 First Class Mail Wagner Ventures, LLC 4031 Savannah Trail Santa Rosa, CA 95404 First Class Mail Wake Energy LLC P.O. Box 5148 Edmond, OK 73083 First Class Mail Wake Energy, LLC c/o Mahaffey & Gore, PC Attn: Travis P Brown 300 NE 1st St Oklahoma City, OK 73104‐4004 First Class Mail Wake Energy, LLC P.O. Box 5074 Edmond, OK 73083 First Class Mail Wake Operating LLC P.O. Box 5074 Edmond, OK 73083 First Class Mail Wald Properties LLC 1224 W Flowering Peach Way Mustang, OK 73064 First Class Mail Walls Family Trust Address Redacted First Class Mail Walter & Lydia S Neth, Jts Address Redacted First Class Mail Walter A Finch Address Redacted First Class Mail Walter A Finch Address Redacted First Class Mail Walter A Kamp Jr Address Redacted First Class Mail Walter D Mccall (Esch) (Escr) 7904 W Banff Ln Peoria, AZ 85345 First Class Mail Walter Duncan c/o Walter Duncan Oil, Llc 100 Park Ave, Ste 1200 Oklahoma City, OK 73102 First Class Mail Walter Duncan Oil, A Limited Partnership 100 Park Ave Bldg, Ste 1200 Oklahoma City, OK 73102 First Class Mail Walter Duncan, Jr c/o Walter Duncan Oil, Llc 100 Park Ave, Ste 1200 Oklahoma City, OK 73102 First Class Mail Walter E Prim & Hazel M Prim Address Redacted First Class Mail Walter E Prim & Hazel M Prim Revocable Trust Address Redacted First Class Mail Walter E Prim, Jr Address Redacted First Class Mail Walter E Prim, Jr Address Redacted First Class Mail Walter H Gary Address Redacted First Class Mail Walter H Sweek Cosgrave Vergeer Kester Llp 888 Sw Fifth Ave, Ste 500 Portland, OR 97204 First Class Mail Walter Hammert Address Redacted First Class Mail Walter K Huckett, Deceased Address Redacted First Class Mail Walter L Baker Address Redacted First Class Mail Walter L Farrington, Iii Address Redacted First Class Mail Walter L Phillips Address Redacted First Class Mail Walter M Thompson Address Redacted First Class Mail Walter Neth & Lydia Saidri Neth, Husband And Address Redacted First Class Mail Walter Prim Sr Estate Address Redacted First Class Mail Walter Scott Bever Address Redacted First Class Mail Wanda Billion Address Redacted First Class Mail Wanda Colleen Vrska Address Redacted First Class Mail Wanda E Gungoll Address Redacted First Class Mail Wanda Gungoll Life Estate Address Redacted First Class Mail Wanda H Moms Address Redacted First Class Mail Wanda H Morris Address Redacted First Class Mail Wanda Jean Willm, Trustee of The Ralph W Willms Trust Address Redacted First Class Mail Wanda Jean Willms, Trustee of The Ralph W Willms Trust Address Redacted First Class Mail Wanda Jean Willms, Trustee of The Wanda Jean Willms Trust Dated March 13, 2Address Redacted First Class Mail Wanda K Geibel P.O. Box 210 Hygiene, CO 80533‐0210 First Class Mail Wanda L Bull Address Redacted First Class Mail Wanda L Bull Address Redacted First Class Mail Wanda Mae Pavlu Address Redacted First Class Mail Wanda Marie States Address Redacted First Class Mail Waneta R Creel Rev Trust Address Redacted First Class Mail Wanette J Martin Address Redacted First Class Mail Ward Farms Address Redacted First Class Mail Ward Petroleum Corp P.O. Box 1187 Enid, OK 73702‐1187 First Class Mail Ward Petroleum Corporation 14000 Quail Springs Pkwy, Ste 5000 Oklahoma City, OK 73134 First Class Mail Ward‐Gungoll Properties LLC P.O. Box 1187 Enid, OK 73134 First Class Mail Ward‐Gungoll Properties, LLC P.O. Box 1187 Enid, OK 73702 First Class Mail Ward‐Gungoll Properties, LLC Myra B Ward, Manager P.O. Box 1187 Enid, OK 73702 First Class Mail Ware Oil & Gas, Inc P.O. Box 3601 Midland, TX 79702‐3601 First Class Mail Warner Well Testing LLC P.O. Box 2405 Stillwater, OK 74076 First Class Mail Warren Clare Allen, Successor Trustee of The Alberta M Palmquist Revocable TrAddress Redacted First Class Mail Warren K Wilson Address Redacted First Class Mail Warren S Gray c/o Pauline Gray Address Redacted First Class Mail Warren S Gray, Jr Address Redacted First Class Mail Warwick Jupiter, LLC 6608 N Western Ave 417 Oklahoma City, OK 73116 First Class Mail Warwick‐Ares LLC 6608 N Western Ave, 417 Oklahoma City, OK 73116 First Class Mail Warwick‐Jupiter, LLC 6608 N Western Ave Box 417 Oklahoma City, OK 73116 First Class Mail Warwick‐Minerva LLC 6608 N Western Ave, Bx 417 Oklahoma City, OK 73116 First Class Mail Warwick‐Minerva, LLC 6608 N Western Ave, Box 417 Oklahoma City, OK 73116 First Class Mail Washington Unclaimed Property P.O. Box 40200 Olmpia, WA 98504‐0200 First Class Mail Washita Valley Enterprises, Inc P.O. Box 94160 Oklahoma City, OK 73143‐4160 First Class Mail Waterbridge Resources, LLC 3 Memorial City Plz 840 Gessner Rd, 100 Houston, TX 77024 First Class Mail Waunetta D Baker, Estate Address Redacted First Class Mail Waxwing Exploration, LLC Attn: Marilyn M Hugon P.O. Box 400 Duncan, OK 73534 First Class Mail Wayne A Youngs Address Redacted First Class Mail Wayne Francis Thiems & Edward Eugene Thiems, Address Redacted First Class Mail Wayne George Hays Address Redacted First Class Mail Wayne Hasenfratz Address Redacted First Class Mail Wayne J Clark Estate Address Redacted First Class Mail Wayne Keith Janzen Address Redacted First Class Mail Wayne M Baker Address Redacted First Class Mail Wayne R Peters Address Redacted First Class Mail Wayne Samuel Clark Address Redacted First Class Mail Wayne W Wilson Address Redacted First Class Mail Wb Supply LLC P.O. Box 206620 Dallas, TX 75320 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 68 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 71 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Wbk Inc 507 Cimarron Trl Crescent, OK 73028‐9280 First Class Mail Wdr Minerals LLC 253506 E 780 Rd Watonga, OK 73772 First Class Mail WE Goad Address Redacted First Class Mail WE Goad, An Individual Address Redacted First Class Mail WE Horkey Properties LLC 3800 W 71st St 3213 Tulsa, OK 74132 First Class Mail WE Horkey Properties, LLC 7310 Aberdeen Pkwy, East Tulsa, OK 74132 First Class Mail Weatherford Artificial Lift P.O. Box 301003 Dallas, TX 75303‐1003 First Class Mail Weatherford Artificial Lift Systems, LLC Attn: Legal Dept ‐ US Operations 2000 St James Pl Houston, TX 77056 First Class Mail Weatherford Us, Lp Attn: Legal Dept ‐ US Operations 2000 St James Pl Houston, TX 77056 First Class Mail Weaver 2005 Rev Tst Dtd 4/11/05 Address Redacted First Class Mail Weaver Energy Corp c/o G Dale Elsener P.O. Box 360 1601 Medical Center Dr, Ste 12 Edmond, OK 73083‐0360 First Class Mail Weaver Energy Corp 600 N Cheyenne St Hennessey, OK 73742 First Class Mail Weaver Energy Corporation 600 N Cheyene St Hennessey, OK 73742 First Class Mail Weaver Energy Corps 600 N Cheyenne Hennessey, OK 73742 First Class Mail Webb Family LLC 1201 Se Harris Bartlesville, OK 74006 First Class Mail Webb Family, LLC 1201 Harris Dr Bartlesville, OK 74006 First Class Mail Wedge Wireline, Inc 1415 Louisiana St Houston, TX 77002 First Class Mail Weigand Family Revocable Trust Address Redacted First Class Mail Weil Gotshal & Manges LLP 767 Fifth Ave New York, NY 10153‐0119 First Class Mail Weinkauf Petroleum, Inc 6540 S Lewis Ave Tulsa, OK 74136‐1009 First Class Mail Welby R Harden & Jo Carrol Trustees Address Redacted First Class Mail Welby R Harden, Jr & Jo Carrol Harden, Trustees of The Revocable Trust Agreement of Welby R Harden, Jr & Jo Carrol Harden 103 Kimbra Dr Enid, OK 73703 First Class Mail Welby R Jr & Jo C Harden Rev Trust Address Redacted First Class Mail Weldon Gahring Address Redacted First Class Mail Wellco Energy Inc P.O. Box 14130 Oklahoma City, OK 73113 First Class Mail Wellers Equity, LLC 3939 Essex Ln, Ste 100 Houston, TX 77027 First Class Mail Wells Fargo Ag Credit Corp 420 Montgomery St San Francisco, CA 94163 First Class Mail Wells Resources Inc 109 W Mesquite Ave Rogers, TX 76569 First Class Mail Wells Resources, Inc P.O. Box 547 Clifton, OK 76634 First Class Mail Wellsite Automation Factored By Security Business Capital 1513 W Montgomery Ave Midland, TX 79701 First Class Mail Wellsite Automation, LLC Security Business Capital, Llc P.O. Box 60593 Midland, TX 79711 First Class Mail Welltec Inc P.O. Box 3352 Houston, TX 77253 First Class Mail Wendell & Servina Prim H/W Address Redacted First Class Mail Wendell M Long & Kathleen Long, Trustees of The Long Family Oil Trust 1109 Glenwood Ave Nichols Hills, OK 73116 First Class Mail Wendell Prim Address Redacted First Class Mail Wendell Ray Ingle Address Redacted First Class Mail Wendell Tyler Address Redacted First Class Mail Wendi Liebhart Address Redacted First Class Mail Wendy Anderson Cobb Address Redacted First Class Mail Wendy Ann Peeples Address Redacted First Class Mail Wendy Ann Peeples Address Redacted First Class Mail Wendy Ann Peeples, Trustee of The Peeples Mineral Trust 8014 Oxford Amarillo, TX 79119 First Class Mail Wendy Hager Address Redacted First Class Mail Wentworth Operating Company c/o Michael S Booze, Esq P.O. Box 12874 Oklahoma City, OK 73157 First Class Mail Wer Holdings Inc P.O. Box 8185 Horseshoe Bay, TX 78657 First Class Mail Wes Harriman Address Redacted First Class Mail Wesley Dean Anderson Address Redacted First Class Mail Wesley Karl Maddox Myers Address Redacted First Class Mail Wesley P Hill Address Redacted First Class Mail West Land Properties, LLC 10740 N Ann Arbor Ave Oklahoma City, OK 73162 First Class Mail West Plains Energy Co, Inc P.O. Box 700988 Tulsa, OK 74170 First Class Mail Westamerica Minerals Inc P.O. Box 2944 Casper, WY 82602 First Class Mail Westar Oil & Gas, Inc 1601 East 19th St Edmond, OK 73013‐6620 First Class Mail Westcor Energy LLC P.O. Box 2223 Cody, WY 82414 First Class Mail Westdale Petroleum, Inc, Successor By Merger With The Trinity Oil Corp c/o Margaret A Lawrence2506 Quail Point Midland, TX 79705‐6365 First Class Mail Western Pacific Developemtn Drilling Program 333 S Grand Ave Ste 3140 Los Angeles, CA 90071 First Class Mail Western Pacific Developemtn Drilling Program P.O. Box 4669 Willington, DE 19807 First Class Mail Western Royalties, LLC 24735 Travis Lakeside Cove Spicewood, TX 78669 First Class Mail Western Workstrings, LLC P.O. Box 1646 Woodward, OK 73802 First Class Mail Westervelt Limited Partnership P.O. Box 21297 Oklahoma City, OK 73156‐1297 First Class Mail Westlake Producing Company Profit Attn: Gordon J Anderson 590 Cricketfield Ct Thousand Oaks, CA 91361 First Class Mail Westlake Producing Company Profit Sharing Plan 590 Cricketfield Ct Thousand Oaks, CA 91361 First Class Mail Westlake Production Company 590 Cricketfield Ct Lake Sherwood, CA 91361 First Class Mail Westlake Production Company 590 Cricket Field Ct Thousand Oaks, CA 91561 First Class Mail Westphal Properties, Inc 109 North 6th St Fort Smith, AR 72902 First Class Mail Weststar Oil & Gas, Inc 1601 E 19th St Edmond, OK 73101 First Class Mail Weststar Oil & Gas, Inc 1601 E 19th St Edmond, OK 73013 First Class Mail Westway Ranches LLC 401 West Texas Ave, Ste 1014 Midland, TX 79701 First Class Mail Wg Tucker, Ii Address Redacted First Class Mail WH Price Address Redacted First Class Mail WH Ricketts Address Redacted First Class Mail Whatzit Rls, LLC P.O. Box 18877 Oklahoma City, OK 73112 First Class Mail Whetstone Midstream LLC 14708 Collingwood Ln Edmond, OK 73013 First Class Mail White Harvest LLC 20374 N 4000 Rd Bartlesville, OK 74006 First Class Mail White Rock Royalty Partners No 1 427 S Boston Ave, Ste 711 Tulsa, OK 74103 First Class Mail White Rock Royalty Partners No 1 Philtower Building, Ste 711 427 S Boston Ave Tulsa, OK 74103‐4188 First Class Mail White Rock Royalty Partners No 1 Philtower Building, Ste 711427 S Boston Ave Tulsa, OK 74103‐4188 First Class Mail White Star Energy, Inc P.O. Box 51108 Midland, TX 79710 First Class Mail White Star Petroleum LLC 301 Nw 63rd St, Ste 600 Oklahoma City, OK 73116 First Class Mail White Star Petroleum LLC Attn: Joint Interest Billing P.O. Box 51435 Los Angeles, CA 90051 First Class Mail White Star Petroleum LLC P.O. Box 13360 Oklahoma City, OK 73113 First Class Mail White Star Petroleum, LLC 301 Nw 63rd, Ste 600 Oklahoma City, OK 73116 First Class Mail White Star Royalty Company P.O. Box 51108 Midland, TX 79701 First Class Mail White Stripe Pipe Inspection, Inc Box 1742 Elk City, OK 73644 First Class Mail White Tiger Ltd Partnership P.O. Box 22066 Denver, CO 80222 First Class Mail Whitebead Rev Trust Dtd 3/19/09 Address Redacted First Class Mail Whitebread Revocable Trust Dated The 19Th Daty of March, 2009 Address Redacted First Class Mail Whiteman Industries, Inc P.O. Box 670248 Dallas, TX 75367‐0249 First Class Mail White's Welding, LLC (White's Energy) P.O. Box 1761 Woodward, OK 73802 First Class Mail Whitetail Energy, LLC P.O. Box 125 Stillwater, OK 74076 First Class Mail Whitfield‐Bell c/o Terri Pellow Address Redacted First Class Mail Whiting Oil & Gas Corp 1700 Broadway, Ste 2300 Denver, CO 80290 First Class Mail Whiting Oil & Gas Corp Dept 1127 Denver, CO 80263‐1127 First Class Mail Whiting Oil & Gas Corp 1700 Broadway Ste 2300 Denver, CO 80290‐2300 First Class Mail Whiting Petroleum Corp 1700 Broadway, Ste 2300 Denver, CO 80290 First Class Mail Whitmar Exploration Co 6200 S Syracuse Way Ste 480 Greenwood, CO 80111 First Class Mail Whitmar Exploration Company 555 17th St, Ste 800 Denver, CO 80202 First Class Mail Whitney Oil & Gas Corp 6011 N Yorktown Ave Tulsa, OK 74130 First Class Mail Wichert's Welding 410 Bridlewood Enid, OK 73701 First Class Mail Wila M Hoppler Address Redacted First Class Mail Wilbert H Fisher Address Redacted First Class Mail Wilbur H Fisher Or Billie V Fisher Address Redacted First Class Mail Wilbur M Dennison & Mary J Dennison, Address Redacted First Class Mail Wilbur Ray White Liv Tr c/o White Operating Co 1627 Sw 96th St Oklahoma City, OK 73159‐7136 First Class Mail Wilco Oil & Gas 1680 SW 86th St Oklahoma City, OK 73159 First Class Mail Wilda Leotta Frederick Address Redacted First Class Mail Wildboar Energy, LLC P.O. Box 13605 Oklahoma City, OK 73113 First Class Mail Wildcat Drilling Services, Inc P.O. Box 905 Woodward, OK 73802 First Class Mail Wildcat Drilling Services, LLC P.O. Box 905 Woodward, OK 73802 First Class Mail Wildcat Oil Tools, LLC P.O. Box 50592 Midland, TX 79710 First Class Mail Wildes Mineral Interests, LLC c/o Bailey & Wyant, Pllc Attn: Mark Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Wildes Mineral Interests, LLC c/o Bailey & Wyant Attn: Mark A Kepple 1219 Chapline St Wheeling, WV 26003 First Class Mail Wildhare LLC 14525 Sw Milliken Way 58700 Beaverton, OR 97005 First Class Mail Wildwood Operating, LLC 21743 E 610 Rd Hennessey, OK 73742 First Class Mail Wiley Oil & Gas, Lp P.O. Box 600130 Dallas, TX 75360‐0130 First Class Mail Wiley Smith Hugos Address Redacted First Class Mail Wilford S White Address Redacted First Class Mail Wilfred D Janky Et Ux Vicki Address Redacted First Class Mail Wilfred Dean Janky Address Redacted First Class Mail Wilfrid & Erma Kokojan Family Trust of 4/13/2006 Address Redacted First Class Mail Wilkerson Family Trst A Dtd 5/20/91 Address Redacted First Class Mail Willa Dean Moravec Address Redacted First Class Mail Willa Mae Cinea Address Redacted First Class Mail Willa Mae Cinea Address Redacted First Class Mail Willard Hladik Address Redacted First Class Mail Willard Waddle, Dec'D 6/20/1990 Address Redacted First Class Mail Willard Waddle, Jr Address Redacted First Class Mail William & Margie White Trust Address Redacted First Class Mail William & Sandy M Stagelman Address Redacted First Class Mail William A Faubion Address Redacted First Class Mail William A Goldman Address Redacted First Class Mail William A Hadwiger Address Redacted First Class Mail William A Hadwiger Address Redacted First Class Mail William A Hogan Hogan & Co 306 Danbury Rd, No 9 Wilton, CT '06897 First Class Mail William A Rookstool Trst Dtd 4/1/91 Address Redacted First Class Mail William Arnold Address Redacted First Class Mail William B Ensenat Address Redacted First Class Mail William B Gray Address Redacted First Class Mail William Billy Max Petty Jr & Address Redacted First Class Mail William Bosler Address Redacted First Class Mail William Braun Resources P.O. Box 56 Solvang, CA 93464‐0556 First Class Mail William Brian Nolind Address Redacted First Class Mail William C Ward Address Redacted First Class Mail William Charles Elmore Address Redacted First Class Mail William Cook Estate Address Redacted First Class Mail William D Gill Sr Address Redacted First Class Mail William D Raymer Address Redacted First Class Mail William Davis Williams Rev Lvg Tst Address Redacted First Class Mail William E Bingham Address Redacted First Class Mail William E Carter Address Redacted First Class Mail William E Fisher Address Redacted First Class Mail William E Harkness Address Redacted First Class Mail William E Harkness Address Redacted First Class Mail William E Lackey Address Redacted First Class Mail William E Shields Estate Address Redacted First Class Mail William Edward Collins Address Redacted First Class Mail William Eugene Gau Address Redacted First Class Mail William Eugene Yarbrough Address Redacted First Class Mail William Floyd Address Redacted First Class Mail William Floyd Address Redacted First Class Mail William G Baker Address Redacted First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 69 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 72 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service William G Hudson Address Redacted First Class Mail William G Hudson Address Redacted First Class Mail William G Thompson Address Redacted First Class Mail William Glen Kordis Address Redacted First Class Mail William Goldsmith Address Redacted First Class Mail William Goldsmith c/o Bobby Ray Goldsmith Address Redacted First Class Mail William H Booty Address Redacted First Class Mail William H Dougherty, Deceased, c/o William H Dougherty, Jr, Trustee Address Redacted First Class Mail William H Mclaughlin Address Redacted First Class Mail William H Storey Jr 23 Cr 246 El Rito, NM 87530 First Class Mail William H Walker Address Redacted First Class Mail William Harkness Address Redacted First Class Mail William Hickman Address Redacted First Class Mail William Hickman Address Redacted First Class Mail William Holstein, Deceased Address Redacted First Class Mail William J Baines Iii Address Redacted First Class Mail William J Cunningham Address Redacted First Class Mail William J Cunningham Address Redacted First Class Mail William J Glass Address Redacted First Class Mail William J Hilseweck Estate Address Redacted First Class Mail William J Krepps Jr Address Redacted First Class Mail William J Miller Address Redacted First Class Mail William J Robinson & Lucyl A Shirk Trust Address Redacted First Class Mail William Jeffery Yow Address Redacted First Class Mail William Joseph Hladik Address Redacted First Class Mail William L Jr/Lahoma B Rodgers Address Redacted First Class Mail William L Page Rev Trust 09/12/2002 Address Redacted First Class Mail William Laverne Hill Address Redacted First Class Mail William M & Nancy W Bell Rev Liv Tr Address Redacted First Class Mail William M Bartley Jr Address Redacted First Class Mail William M Hitchcock Address Redacted First Class Mail William M Mccully Address Redacted First Class Mail William M Mckinniss Address Redacted First Class Mail William M Rabin, Deceased Address Redacted First Class Mail William Mark Corff Address Redacted First Class Mail William Markley Bell Iii Childrens Address Redacted First Class Mail William Max Petty Address Redacted First Class Mail William Or Christine Dillon Address Redacted First Class Mail William P Krittenbrink Tr Address Redacted First Class Mail William P Morrison Co‐Trustee Address Redacted First Class Mail William P Stambaugh Address Redacted First Class Mail William Poarch Address Redacted First Class Mail William R Brock Address Redacted First Class Mail William R Grubb Address Redacted First Class Mail William R Harman Address Redacted First Class Mail William R Williams Iii Address Redacted First Class Mail William Raymond Fish Address Redacted First Class Mail William Ricketts Address Redacted First Class Mail William Roy Morris Address Redacted First Class Mail William Roy Morris Address Redacted First Class Mail William S Caswell Administration Trust Dated April 10, 2010 12070 N 109th Way Scottsdale, AZ 85259 First Class Mail William S Caswell, Deceased Address Redacted First Class Mail William Scott Dotter Address Redacted First Class Mail William T Myers Address Redacted First Class Mail William T Pitt Address Redacted First Class Mail William T Pitt c/o American Innovative Roy 925 Country Rd 174 Cotter, AR 72626 First Class Mail William T Smith Address Redacted First Class Mail William T Speller Address Redacted First Class Mail William T Speller, LLC 3535 Nw 58th St, Ste 900 Oklahoma City, OK 73112 First Class Mail William V Montin & Jack London, Jr, Trustees, c/o Gladys M London Address Redacted First Class Mail William V Montin, Inc, c/o Gladys M London 6612 N Pennsylvania Ave Nichols Hills, OK 73116 First Class Mail William Virgil Neill Address Redacted First Class Mail William W Gray Address Redacted First Class Mail William W Gray Clo Pauline Gray Address Redacted First Class Mail William W London Inc 6400 N Hillcrest Ave Oklahoma City, OK 73116 First Class Mail William W London, Inc 6400 N Hillcrest Ave Nichols Hills, OK 73116 First Class Mail William W Taylor Estate Address Redacted First Class Mail William Wallace Wolfe Ii Address Redacted First Class Mail William Williams Address Redacted First Class Mail William Worthy Whiteman Iii Address Redacted First Class Mail William Wright Lynch, Jr Trust Address Redacted First Class Mail Willie E Suit Address Redacted First Class Mail Willis A Weigand Address Redacted First Class Mail Willis Drilling Co, Inc P.O. Box 702500 Tulsa, OK 74170 First Class Mail Willis E Luber Address Redacted First Class Mail Willis Enterprises Corp P.O. Box 345 Snyder, OK 73566 First Class Mail Willis R Yarbrough Address Redacted First Class Mail Willis W Brumley Jr Address Redacted First Class Mail Willischild Oil & Gas 621 E St Snyder, OK 73566 First Class Mail Willischild Oil & Gas Corp 904 G St Snyder, OK 73566 First Class Mail Willy Vaughn Travis Address Redacted First Class Mail Wilma E Duffy Address Redacted First Class Mail Wilma Elizabeth Duffy Address Redacted First Class Mail Wilma J Trindle Trst Dtd 06/09/1997 Address Redacted First Class Mail Wilma Jean Vowell Address Redacted First Class Mail Wilma Jones Hopher Address Redacted First Class Mail Wilma M Goodwin Address Redacted First Class Mail Wilma M Phillips Trust Address Redacted First Class Mail Wilma Mae Scheffe Address Redacted First Class Mail Wilma Rahe Address Redacted First Class Mail Wilmer E Goad & Pauline B Goad, As Trustees of The WE Goad Family Revocabl Address Redacted First Class Mail Wilmer E Goad & Pauline Goad, Tstees of The WE Goad Family Rev Lvg Tst Address Redacted First Class Mail Wilmington Trust National Association 50 S 6th St Suite 1290 Minneapolis, MN 55402 First Class Mail Wilmington Trust, NA Attn: Megan Funk 50 S 6th St, Ste 1290 Minneapolis, MN 55402 First Class Mail Wilson Family Minerals, LLC 1611 S Utica Ave, 400 Tulsa, OK 74104 First Class Mail Wilson W Bell Address Redacted First Class Mail Wilson W Bell c/o Robert J Bell Address Redacted First Class Mail Wind River Resources, Inc P.O. Box 2944 Casper, WY 82602 First Class Mail Windell Loren Prim Address Redacted First Class Mail Windfall Limited Partnership P.O. Box 1484 Ardmore, OK 73402 First Class Mail Windgate, Ltd 16 St Martin Le Grand London, A 4EJ United Kingdom First Class Mail Windom Royalties LLC, Owned By Noble Royalties Inc P.O. Box 660082 Dallas, TX 75266‐0082 First Class Mail Windon‐Gruber, Inc 3030 NW Expressway, Ste 307 Oklahoma City, OK 73112 First Class Mail Windsor Hills Baptist Church 5517 Nw 23rd Oklahoma City, OK 73127 First Class Mail Windswept Royalties, LLC 120 Broadway, 32nd Fl New York, NY 10271 First Class Mail Wing Corp P.O. Box 18896 Oklahoma City, OK 73154 First Class Mail Winnie D Goodhue Address Redacted First Class Mail Winnie R Mitchell Address Redacted First Class Mail Winston International, LLC 408 Nw 70th St Oklahoma City, OK 73116 First Class Mail Winston Scott Witwer As Trustee of The Winston Scott Witwer Trust U/A/D 11/Address Redacted First Class Mail Winston T Ellyson & Mary A Ellyson Address Redacted First Class Mail Winston T Ellyson And Address Redacted First Class Mail Wisconsin Dept of Revenue Attn: Unclaimed Property P.O. Box 8906 Madison, WI 53708‐8906 First Class Mail Wisdom Resources, LLC P.O. Box 608 Lindsay, OK 73052 First Class Mail Wise Oil & Gas No 11 Ltd 6851 Ne Loop 820, Ste 200 North Richland Hills, TX 76180 First Class Mail Wise Oil & Gas No 7 Ltd 6851 Ne Loop 820, Ste 200 North Richland Hills, TX 76180 First Class Mail Withrow Oil Co Inc 2828 Nw 57th St 302 Oklahoma City, OK 73112 First Class Mail Withrow Oil Co, Inc 2525 Nw Expressway Oklahoma City, OK 73112‐4601 First Class Mail Withrow Operating Co Inc 3040 Liberty Tower Oklahoma City, OK 73102 First Class Mail WJ Taylor Address Redacted First Class Mail Wjw Ranch LLC 2725 Mallard Rd Enid, OK 73703 First Class Mail WL Hadley Address Redacted First Class Mail Wnh Profit Sharing Plan William N & Susan E Heiss, Co‐Trstees P.O. Box 2680 Casper, WY 82602 First Class Mail WO Allen Oil Company, LLC 320 South Boston, Ave, Ste 1115 Tulsa, OK 74103 First Class Mail Wood & Locker, Inc c/o Robinson Drilling of Texas P.O. Box 311 Big Spring, TX 79721 First Class Mail Wood Charitable Trust Steve Garner, Gerald D Mcgehee & Lindsay Peters, Tstees P.O. Box 127 Shawnee, OK 74801‐0127 First Class Mail Woodard B Gates Address Redacted First Class Mail Woodard B Gates, Life Tenant Address Redacted First Class Mail Woodward Bentley Gates Address Redacted First Class Mail Woodward Bentley Gates, Life Estate, Remainder To Heirs Address Redacted First Class Mail Woodward Energy LLC 5016 Brettshire Way Oklahoma City, OK 73142 First Class Mail Work Horse Energy, LLC P.O. Box 20405 Oklahoma City, OK 73156 First Class Mail WP Properties Corp P.O. Box 2223 Cody, WY 82414 First Class Mail Wright Energy Inc P.O. Box 10542 Midland, TX 79702 First Class Mail Wright Martindale, JrLehman Bros ‐ Kuhn Loeb Address Redacted First Class Mail Wright Martindale, JrLehman Bros ‐ Kuhn Loeb Address Redacted First Class Mail Wright Martindale, JrLehman Bros ‐ Kuhn Loeb Address Redacted First Class Mail Wrightsman Oil Company P.O. Box 2050 Ft. Worth, TX 76113 First Class Mail Wroxton Resources, LLC P.O. Box 471241 Fort Worth, TX 76147 First Class Mail WW Blair, Last Will & Testament Address Redacted First Class Mail Ww Garvey, Now Garvey Industries, Inc 5755 S Hoover Rd Wichita, KS 67202 First Class Mail Ww Oil Tools, LLC P.O. Box 373 Waukomis, OK 73773 First Class Mail WW Thatcher Address Redacted First Class Mail WW Whiteman, Jr Address Redacted First Class Mail Ww Worldwide, LLC 18124 Wedge Pkwy, Ste 460 Reno, NV 89511 First Class Mail Wyatt Energy Partners 110 N Marienfeld Ste 200 Midland, TX 79701 First Class Mail Wyatt Energy Partners P.O. Box 80579 Midland, TX 79708 First Class Mail Wyatt Petroleum Corp P.O. Box 268 Enid, OK 73702 First Class Mail Wyeth Doug Fisher Address Redacted First Class Mail Wyeth Dough Fisher Address Redacted First Class Mail Wyoming Casing Service, Inc Box 1153 Dickinson, ND 58602 First Class Mail Wyoming Casing Service, Inc P.O. Box 2380 Gillette, WY 82717 First Class Mail Wyoming State Treasurer's Office Attn: Unclaimed Property Herschler Building East 122 West 25th St, Ste E300 Cheyenne, WY 82002 First Class Mail Wyotex Oil Company P.O. Box 280969 Lakewood, CO 80228 First Class Mail Xanadu Exploration Company 320 S Boston, Ste 2000 Tulsa, OK 74103 First Class Mail Xec 2014, LLC c/o Corp Service Co 115 Sw 89th St Oklahoma City, OK 73139 First Class Mail Xpect Energy Services 609 Westland Dr Edmond, OK 73013 First Class Mail Xto Energy 810 Houston St Fort Worth, TX 76102 First Class Mail Xto Energy 22777 Springwoods Village Pkwy Spring, TX 77389‐1425 First Class Mail Xto Energy Inc 810 Houston St Ste 2000 Ft Worth, TX 76102 First Class Mail Xto Energy Inc 22777 Springswoods Village Pkwy Loc 116 Spring, TX 77389‐1425 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 70 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 73 of 76

Exhibit A Service List Served as set forth below

Name Address Method of Service Xto Energy Inc 810 Houston St Fort Worth, TX 76102 First Class Mail Xto Energy Inc P.O. Box 840780 Dallas, TX 75284‐0780 First Class Mail Xto Energy, Inc 22777 Springwoods Village Pkwy Spring, TX 77389 First Class Mail Xto Energy, Inc 810 Houston St, Ste 2000 Fort Worth, TX 76102 First Class Mail Xto Energy, Inc (Successor By Merger With Cross Timbers Oil Company, Lp) 810 Houston St, Ste 2000 Fort Worth, TX 76102 First Class Mail Xtol Energy, Inc c/o Mass Petroleum, Inc Suite 507‐700 West Pender St Vancouver, BC V6C 1G8 Canada First Class Mail Xxi Land & Royalty LLC P.O. Box 12874 Oklahoma City, OK 73157‐2874 First Class Mail Yale Avenue Ltd c/o Carol J Mcnern P.O. Box 4470 Tulsa, OK 74159 First Class Mail Yale Oil Associates, Inc Santa Fe North Building Six NE 63rd St, Ste 425 Oklahoma City, OK 73105‐0000 First Class Mail Yale Oil Association 6 Ne 63rd St, Ste 425 Oklahoma City, OK 73105 First Class Mail Yale Oil Association, Inc 6 Ne 63rd St, 425 Oklahoma City, OK 73105 First Class Mail Yandell H Wideman Address Redacted First Class Mail Yellow House LLC 20374 N 4000 Rd Bartlesville, OK 74006‐0178 First Class Mail Yellow House LLC 20374 N 4000 Rd Bartlesville, OK 74006 First Class Mail Yellow House, LLC 20374 N 400 Rd Bartlesville, OK 74006 First Class Mail Yellowjacket Oilfield Services LLC 1950 N Stemmons Pkwy, Ste 5010 Dallas, TX 75207 First Class Mail Yesmur Exploration LLC 4334 Nw Expwy Ste 185 Oklahoma City, OK 73116 First Class Mail Yinger Investments Inc Jeff Yinger 12701 Arrowhead Dr Oklahoma City, OK 73120 First Class Mail Yoshinori Takao Address Redacted First Class Mail Young Conaway Stargatt & Taylor, LLP Rodney Sq 1000 North King St Wilmington, DE 19801 First Class Mail Young Kramer Kingfisher 18 LLC 3012 Honey Tree Ln Austin, TX 78746 First Class Mail Young Services, LLC 2410 Constitution Ave Enid, OK 73703 First Class Mail Youngblood Ltd P.O. Box 730 Milsap, TX 76066 First Class Mail Yukon National Bank P.O. Box 850186 Yukon, OK 73085 First Class Mail Yvette Wade Address Redacted First Class Mail Yvette Wade Address Redacted First Class Mail Yvette Wade Address Redacted First Class Mail Yvonne Carrison Address Redacted First Class Mail Yvonne Carrison Address Redacted First Class Mail Yvonne Hill Velasquez & Theodore Velasquez Address Redacted First Class Mail Yvonne Huggins Address Redacted First Class Mail Yvonne Louise Norwood Address Redacted First Class Mail Yvonne M Velasquez Address Redacted First Class Mail Yvonne Marie Velasquez Address Redacted First Class Mail Yvonne Noreen Bennett Address Redacted First Class Mail Zachary Lee Wilfong Address Redacted First Class Mail Zedi Us, Inc P.O. Box 51475 Lafayette, LA 70505 First Class Mail Zella Forsythe Address Redacted First Class Mail Zenergy, Inc 1 West Third St Ste 1700 Tulsa, OK 74103 First Class Mail Zephyr Operating Co 5225 N Shartel Ave, Ste 200 Oklahoma City, OK 73118‐6035 First Class Mail Zephyr Swd, LLC 5225 N Shartel Ave Ste 200 Oklahoma City, OK 73118 First Class Mail Zephyr Swd, LLC (Murray) 5225 N Shartel , Ste 200 Oklahoma City, OK 73118 First Class Mail Zeus Investment Company Inc c/o Ernest G Brewer Jr 5500 Pulchella Ln Oklahoma City, OK 73142 First Class Mail Zeus Petroleum, Inc P.O. Box 458 Bellaire, TX 77402 First Class Mail Zevex Corp c/o Sedbrook Law Firm, PC Attn: Matt J Sedbrook 215 W Owen K Garriott Ste 2‐A Enid, OK 73701 First Class Mail Zion Petroleum Company 1015 W Brooke Hollow Ct Stillwater, OK 74075 First Class Mail Zoe Anna Hand Revocable Living Tr Address Redacted First Class Mail Zola Marie Channel c/o Sheila Nye 321 Sw 62nd St Oklahoma City, OK 73139 First Class Mail Zula C Poer Address Redacted First Class Mail Zwetlands Family Trst Ltd Prtnrshp P.O. Box 749 Madill, OK 73446 First Class Mail

re CHISHOLM OIL AND GAS OPERATING, LLC, et al., 71 Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 74 of 76 EXHIBIT B Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 75 of 76

Official Form 410 Instructions for Proof of Claim United States Bankruptcy Court 12/15

These instructions and definitions generally explain the law. In certain circumstances, such as bankruptcy cases that debtors do not file voluntarily, exceptions to these general rules may apply. You should consider obtaining the advice of an attorney, especially if you are unfamiliar with the bankruptcy process and privacy regulations.

A person who files a fraudulent claim could be fined up to $500,000, imprisoned for up to 5 years, or both. 18 U.S.C. §§ 152, 157 and 3571.

How to fill out this form  A Proof of Claim form and any attached documents must show only the last 4 digits of any social security  Fill in all of the information about the claim as of the number, individual’s tax identification number, or date the case was filed. financial account number, and only the year of any person’s date of birth. See Bankruptcy Rule 9037.  Fill in the caption at the top of the form.  For a minor child, fill in only the child’s initials and the  If the claim has been acquired from someone else, full name and address of the child’s parent or then state the identity of the last party who owned the guardian. For example, write A.B., a minor child (John claim or was the holder of the claim and who transferred Doe, parent, 123 Main St., City, State). See Bankruptcy it to you before the initial claim was filed. Rule 9037.

 Attach any supporting documents to this form. Attach redacted copies of any documents that show that the Confirmation that the claim has been filed debt exists, a lien secures the debt, or both. (See the To receive confirmation that the claim has been filed, either definition of redaction on the next page.) enclose a stamped self-addressed envelope and a copy of this Also attach redacted copies of any documents that show form or go to the court’s PACER system perfection of any security interest or any assignments or (www.pacer.psc.uscourts.gov) to view the filed form. transfers of the debt. In addition to the documents, a summary may be added. Federal Rule of Bankruptcy Procedure (called “Bankruptcy Rule”) 3001(c) and (d). Understand the terms used in this form

Administrative expense: Generally, an expense that arises  Do not attach original documents because after a bankruptcy case is filed in connection with operating, attachments may be destroyed after scanning. liquidating, or distributing the bankruptcy estate. 11 U.S.C. § 503.  If the claim is based on delivering health care goods or services, do not disclose confidential health care information. Leave out or redact confidential Claim: A creditor’s right to receive payment for a debt that the information both in the claim and in the attached debtor owed on the date the debtor filed for bankruptcy. 11 documents. U.S.C. §101 (5). A claim may be secured or unsecured.

Case 20-11595-BLS Doc 64 Filed 12/15/20 Page 76 of 76

Creditor: A person, corporation, or other entity to whom a Secured claim under 11 U.S.C. §506(a): A claim backed by debtor owes a debt that was incurred on or before the date the a lien on particular property of the debtor. A claim is secured debtor filed for bankruptcy. 11 U.S.C. §101 (10). to the extent that a creditor has the right to be paid from the property before other creditors are paid. The amount of a secured claim usually cannot be more than the value of the Debtor: A person, corporation, or other entity who is in bankruptcy. Use the debtor’s name and case number as shown particular property on which the creditor has a lien. Any amount owed to a creditor that is more than the value of the in the bankruptcy notice you received. 11 U.S.C. § 101 (13). property normally may be an unsecured claim. But exceptions exist; for example, see 11 U.S.C. § 1322(b) and the final Evidence of perfection: Evidence of perfection of a security sentence of 1325(a). interest may include documents showing that a security interest has been filed or recorded, such as a mortgage, lien, Examples of liens on property include a mortgage on real certificate of title, or financing statement. estate or a security interest in a car. A lien may be voluntarily granted by a debtor or may be obtained through a court proceeding. In some states, a court judgment may be a lien. Information that is entitled to privacy: A Proof of Claim form and any attached documents must show only the last 4 digits of any social security number, an individual’s tax Setoff: Occurs when a creditor pays itself with money identification number, or a financial account number, only the belonging to the debtor that it is holding, or by canceling a initials of a minor’s name, and only the year of any person’s debt it owes to the debtor. date of birth. If a claim is based on delivering health care goods or services, limit the disclosure of the goods or services Uniform claim identifier: An optional 24-character identifier to avoid embarrassment or disclosure of confidential health that some creditors use to facilitate electronic payment. care information. You may later be required to give more information if the trustee or someone else in interest objects to Unsecured claim: A claim that does not meet the the claim. requirements of a secured claim. A claim may be unsecured in part to the extent that the amount of the claim is more than the Priority claim: A claim within a category of unsecured value of the property on which a creditor has a lien. claims that is entitled to priority under 11 U.S.C. §507(a). These claims are paid from the available money or property in a bankruptcy case before other unsecured Offers to purchase a claim claims are paid. Common priority unsecured claims include alimony, child support, taxes, and certain unpaid Certain entities purchase claims for an amount that is less than wages. the face value of the claims. These entities may contact creditors offering to purchase their claims. Some written communications from these entities may easily be confused A form that shows the amount of debt the Proof of claim: with official court documentation or communications from the debtor owed to a creditor on the date of the bankruptcy filing. debtor. These entities do not represent the bankruptcy court, The form must be filed in the district where the case is the bankruptcy trustee, or the debtor. A creditor has no pending. obligation to sell its claim. However, if a creditor decides to sell its claim, any transfer of that claim is subject to Redaction of information: Masking, editing out, or deleting Bankruptcy Rule 3001(e), any provisions of the Bankruptcy certain information to protect privacy. Filers must redact or Code (11 U.S.C. § 101 et seq.) that apply, and any orders of leave out information entitled to privacy on the Proof of the bankruptcy court that apply. Claim form and any attached documents.

Do not file these instructions with your form.