ENTITIES DOING BUSINESS WITH WSSC WATER Calendar Year 2020 (Published in accordance with WSSC Code of Ethics Chapter 1.70.150) PAGE(S) ENTITY TYPE 1 - 27 VENDORS 28 FINANCIAL INSTITUTIONS 29 - 83 LICENSED PLUMBERS, GASFITTERS & DRAIN CLEANERS 84 - 87 IDC INSPECTED INDUSTRIAL USERS & WASTE HAULERS 88 - 201 REGULATED FOOD SERVICE ESTABLISHMENTS WSSC WATER VENDORS CY 2020 BUSINESS NO. BUSINESS NAME 7855 1LANERD LLC 451 1ST CHOICE, LLC 871 22ND CENTURY TECHNOLOGIES INC. 4318 4TENETS CONSULTING, LLC 4748 72 HOUR LLC DBA NATIONAL AUTO FLEET GROUP 280 A P VENTURES, LLC 478 A&M CONCRETE CORPORATION 2014 A. BRIGHT IDEA 542 A. MORTON THOMAS AND ASSOCIATES, INC. 4258 A/C SERVICE & REPAIR, INC 636 A2Z ENVIRONMENTAL GROUP 2025 AB CONSTRUCTION, INC 409 AB CONSULTANTS, INC. 294 ABBEY SERVICES, INC. 4293 ABRAXIS LLC 641 AB-WTB, JV 5188 ACCELEBRATE, INC. 6289 ACCENTURE LLP 436 ACCLAIM USA, INC 2291 ACCURATE INFRASTRUCTURE DATA, INC. 267 ACCUSOFT CORPORATION 2029 ACE UNIFORM SERVICES, INC. 544 ACM SERVICES, INC. 6059 ACORN SIGN GRAPHICS, INC 11 ACORN SUPPLY & DISTRIBUTING 6839 ACQUIEST SERVICES LLC 4849 ACRO SERVICE CORPORATION 644 ACTIVU CORPORATION 4399 ACTUATE CORPORATION 626 AD & C MANAGEMENT COMPANY 310 ADAMS ROBINSON ENTERPRISES, INC. 6025 ADN TRUCKING 614 ADNET/ACCOUNTNET, INC. Published on 03/01/2021 Page 1 of 201 WSSC WATER VENDORS CY 2020 BUSINESS NO. BUSINESS NAME 2033 ADP CONSULTANTS, INC. 497 ADP, LLC 957 ADS ENVIRONMENTAL SERVICES, INC. 481 ADS LLC 599 ADVANCE DIGITAL SYSTEMS 453 ADVANCED ENGINEERING DESIGN INC. 381 ADVANCED FIRE PROTECTION SYSTEMS, LLC 467 ADVANCED SOFTWARE SYSTEMS INC 418 ADVENT AUTOMATION, INC. 6111 ADVENTIST HEALTHCARE URGENT CARE CENTERS INC 459 AECOM TECHNICAL SERVICES INC 1047 AGGREGATE INDUSTRIES 6929 AGILE OFFICE LLC 968 AGILENT TECHNOLOGIES, INC. 2108 AIRGAS USA LLC 466 AJ STATIONERS INC 4226 ALAN TYE & ASSOCIATES, LC 956 ALBAN TRACTOR CO., INC. 181 ALFA LAVAL INC. 896 ALFONSO WAY 6956 ALL STAR WASTE & RECYCLING, LLC 1235 ALLAN MYERS MD, INC. 1136 ALLEGIANCE CHEMICALS, LLC 970 ALLIANCE TECHNOLOGY GROUP 369 ALTURA COMMUNICATION SOLUTIONS LLC 612 AMBUSH ASSOCIATES, INC. 961 AMERICAN COMBUSTION INDUSTRIES, INC. 569 AMERICAN INNOVATIONS 1238 AMERICAN OFFICE EQUIPMENT CO. INC. 7 AMES INC. 964 AM-LINER EAST, INC. 642 ANALYTICAL ENGINEERING, INC. 963 ANALYTICAL SERVICES, INC. 915 ANCHOR CONSTRUCTION CORPORATION 2121 ANDRITZ SEPARATION INC. 859 ANTHONY R. MANGANARO 635 ANTHONY'S TRUCKING, INC. 965 AON CONSULTING, INC. 5249 APEX ENGINEERING PRODUCTS 4575 APEX LIFE SCIENCES, LLC 969 APEX PETROLEUM CORPORATION 6926 APEX SYSTEMS, LLC 6932 APGN INC. 6344 APISOURCE, INC. Published on 03/01/2021 Page 2 of 201 WSSC WATER VENDORS CY 2020 BUSINESS NO. BUSINESS NAME 629 APPLE FORD LINCOLN MERCURY, INC. 637 APPLE,INC. 5470 APPLICATIONS SOFTWARE TECHNOLOGY LLC 31 APPLIED INDUSTRIAL TECHNOLOGIES 611 APPLIED TECHNOLOGY SERVICES 5111 AQUA SOLUTIONS, INC. 262 AQUATIC ENVIRONMENT CONSULTANTS, INC. 4513 AQUATIC INFORMATICS INC. 4655 ARC ACQUISITION (US), INC 229 ARC ENVIRONMENTAL, INC. 800 ARCADIS CE, INC. 2124 ARCADIS-US, INC. 7650 ARDEN CONSULTING 443 AREL ARCHITECTS, INC. 4092 ARONSON LLC 1495 ARRAY INFORMATION TECHNOLOGY 1497 ARROW SYSTEMS INTEGRATION 960 ASG TECHNOLOGIES GROUP, INC. 1503 ASHTON MANOR ENVIRONMENTAL, LLC 6639 ASSETWORKS USA INC. 958 ASSOCIATED APPRAISERS 959 AT & T 630 AT&T MOBILITY 4834 AT&T MOBILITY II LLC 1515 ATKINS 3 ATLANTIC MACHINERY, INC. 6255 ATLANTIC SWEEPING AND CLEANING, INC. 4951 ATLAS COPCO COMPRESSORS LLC 584 ATTIVASOFT, LLC 444 AU & ASSOCIATES, INC 633 AUDIO VISUAL INNOVATIONS, INC. 5823 AUTOMIC SOFTWARE, INC. 962 AVA ELECTRIC COMPANY INC. 4504 AVANTI INTERNATIONAL 639 AVAYA FEDERAL SOLUTIONS, INC 4885 AVAYA INC. 249 AVOLVE SOFTWARE CORP 565 B & P UTILITIES, INC 646 B&R ASSOCIATES 536 B&W EQUIPMENT AND SUPPLY CORPORATION 5182 B. F. SAUL PROPERTY COMPANY 435 B. FRANK JOY, LLC 1601 BA CONSTRUCTION, INC. 1769 BADGER DAYLIGHTING CORP. Published on 03/01/2021 Page 3 of 201 WSSC WATER VENDORS CY 2020 BUSINESS NO. BUSINESS NAME 476 BADGER METER, INC. 902 BALFOUR BEATTY INFRASTRUCTURE, INC. 5612 BALLARD SPAHR LLP 6682 BANANATAG SYSTEMS INC. 5922 BASHEN CORPORATION 649 BATES TRUCKING & TRASH REMOVAL, INC. 464 BAY STATE COMPUTERS, INC 1853 BAY TOWN PAINTING, INC. 598 BCA WATSON RICE 5797 BCV SYSTEMS, LLC 547 BEACONMEDAES, LLC 6420 BEDROCK STRATEGIC SOLUTIONS, LLC 1859 BELAIR ROAD SUPPLY CO., INC. 463 BENEFIT STRATEGIES, LLC 652 BENELOGIC LLC 470 BENTLEY SYSTEMS, INCORPORATED 699 BETTY C. HORVATH 651 BEVERIDGE & DIAMOND, P.C. BIALEK ENVIRONMENTS (AKA THE BIALEK CORPORATION OF 7191 MARYLAND) 25 BINGHAM & TAYLOR 508 BLACK & VEATCH CORPORATION 4457 BLACK & VEATCH MANAGEMENT CONSULTING, LLC 901 BLACKWOOD ASSOCIATES, INC. 648 BLOOMBERG L.P. 1964 BLUE HERON CONSULTING CORPORATION 4906 BLUE SKY INNOVATIVE SOLUTIONS, LLC 5924 BLUEPRINT SOFTWARE SYSTEMS INC. 5574 BOLTON PARTNERS, INC 311 BOND WATER TECHNOLOGIES, INC. 308 BOOMERSHINE CONSULTING GROUP, LLC. 2046 BOULEVARD CONTRACTORS CORP 4972 BRIGHTVIEW LANDSCAPES, LLC 5681 BROWN & WINTERS 900 BROWN AND CALDWELL 4390 BSA ENVIRONMENTAL SERVICES, INC. 2230 BURNS SEPTIC TANK & LINE CLEANING INC 34 BUSINESS PROMOTION CONSULTANTS, INC. 46 C&D MUNICIPAL SALES, INC. 620 C&E SERVICES INC OF WASHINGTON 589 C. L. RUSSELL GROUP, LLC 908 CA, INC. 1073 CABOT NORIT AMERICAS INC. 2317 CAEI, INC 4704 CALERO SOFTWARE, LLC Published on 03/01/2021 Page 4 of 201 WSSC WATER VENDORS CY 2020 BUSINESS NO. BUSINESS NAME 1075 CALGON CARBON CORPORATION 471 CALGON CARBON UV TECHNOLOGIES LLC 945 CAMP SPRINGS CAR WASH, INC. 4546 CAMPAIGN MONITOR USA INC 922 CANON SOLUTIONS AMERICA, INC. (CSA) CAPITAL REGION MINORITY SUPPLIER DEVELOPMENT 4346 COUNCIL, INC (CRMSDC) 946 CAPITAL TRANSMISSION, INC 52 CAPITOL CONCRETE & LANDSCAPE 937 CAPITOL FLEET SERVICE, LLC 5972 CAPITOL PAVING OF DC 5906 CAPITOL POWER GROUP LLC 431 CARAHSOFT TECHNOLOGY CORPORATION 1167 CARBER POWER TECHNOLOGIES, INC. 4327 CAREERBUILDER.COM 281 CARMEUSE LIME & STONE 5365 CAROLLO ENGINEERS, INC. 944 CAROUSEL INDUSTRIES OF NORTH AMERICA 913 CARUS CORPORATION 918 CAS SEVERN, INC. 7357 CASEWARE CLOUD LTD 2321 CB&I INC. 5433 CC'S INDUSTRIES, LLC 905 CDM SMITH INC. 419 CDW GOVERNMENT LLC 5705 CEI ANTHRACITE 5070 CENERO, LLC 4144 CENKEN GROUP, LLC 528 CENTENNIAL CONTRACTORS ENTERPRISES, INC. 245 CENTRAL TRUCK CENTER INC 7541 CENTRISYS CORP 1339 CENTURY FENCE CONSTRUCTION, LLC 819 CENTURYLINK QCC 5340 CFE EQUIPMENT CORPORATION 375 CH2M HILL ENGINEERS, INC. 643 CHEMSCAN, INC. 948 CHEMTRAC, INC. 1351 CHEMTRADE CHEMICALS US LLC 438 CHERRY HILL CONSTRUCTION, INC. 499 CHESAPEAKE AUTO APPRAISERS LLC 1354 CHESAPEAKE DISTRIBUTING CO. INC. 1426 CHESAPEAKE ENVIRONMENTAL EQUIPMENT 929 CHESAPEAKE MISSION CRITICAL, LLC 568 CHESAPEAKE NETCRAFTSMEN LLC 4292 CHESAPEAKE WATER ENVIRONMENT ASSOCIATION, INC Published on 03/01/2021 Page 5 of 201 WSSC WATER VENDORS CY 2020 BUSINESS NO. BUSINESS NAME 1437 CHICAGO-SOFT, LTD 1446 CHRONUS LLC 397 CIANBRO CORPORATION 516 CINTAS CORPORATION 936 CISCO SYSTEMS CAPITAL CORPORATION 916 CISCO SYSTEMS, INC. 7613 CISION US INC 920 CITRIX SYSTEMS, INC 907 CITY CONTRACTORS INC. 505 CIVIL CONSTRUCTION, LLC 473 CLAIMS RESOURCE MANAGEMENT, INC 4427 CLARIFIER PERFORMANCE EVALUATIONS, INC 943 CLARKE POWER GENERATION, INC. 247 CLEAN VENTURE, INC 939 CLIFTON LARSON ALLEN 622 CMT SERVICES, INC. 374 CN ACCOUNTING & MANAGEMENT CONSULTING 251 COASTAL TECHNICAL SALES INC. 1534 CODE PUBLISHING COMPANY 933 COGENT COMMUNICATIONS, INC. 417 COGITO SOFTWARE NORTH AMERICA, INC. 921 COLLEGE OF SOUTHERN MARYLAND 420 COLLIFLOWER INC. 1609 COLONIAL CHEMICAL SOLUTIONS, INC 923 COLOSSAL CONTRACTORS INC 925 COMCAST CABLE COMMUNICATIONS MGT, LLC 4936 COMCAST HOLDINGS CORPORATION 4383 COMCAST SPOTLIGHT, LP 452 COMMERCIAL LAWN & LANDSCAPING INC 6297 COMMODITIESUSA, INC. 6164 COMPAGNA ENTERPRISES LLC 5695 COMPASS ROSE EVENTS, INC 941 COMPSYCH CORPORATION 7758 COMPUWARE CORPORATION 4874 CONCUR TECHNOLOGIES, INC 382 CONSTELLATION NEWENERGY INC 50 CONSTRUCTION MANAGEMENT AND TECHNOLOGY 549 CONSULTANTS IN DATA PROCESSING, INC 398 CONTROL TECHNOLOGY.COM 3258 ConvergeOne, Inc. 947 CONVEYANT SYSTEMS, INC. 107 CORE & MAIN LP 335 CORINTHIAN CONTRACTORS INC. 532 CORUM DIGITAL CORPORATION Published on 03/01/2021 Page 6 of 201 WSSC WATER VENDORS CY 2020 BUSINESS NO. BUSINESS NAME 926 COUNTRY ROAD HOLDINGS 415 COVEO SOFTWARE CORP 603 CPN-NETWORK, LLC 993 CPP CONSTRUCTION COMPANY 330 CRANE RENTAL COMPANY 399 CRANE SAFETY ASSOCIATES OF AMERICA, INC 6391 CRITICALRIVER INC 931 CROCKETT FACILITIES SERVICES, INC. 7759 CROSS TECHNOLOGIES, INC CROWLEY MICROGRAPHICS, INC DBA THE CROWLEY 4854 COMPANY 259 CSA CENTRAL, INC. 1893 CUMMINS POWER SYSTEMS, LLC 6990 CUMMINS-WAGNER 41 CUMMINS-WAGNER CO. INC. 312 CURTIS ENGINE & EQUIPMENT CO INC 7803 CURTIS POWER SOLUTIONS LLC 4313 CXO MEDIA, INC DBA: CIO EXECUTIVE COUNCIL 928 CYNERGY ELECTRIC CO., INC 1971 D & M PAINTING CORPORATION 588 D&F CONSTRUCTION INC 949 DACCO SCI, INC 954 DACO CONSTRUCTION CORPORATION 951 DALY COMPUTERS, INC. 57 DANSE EQUIPMENT COMPANY INC. 657 DATABASE SYSTEMS CORP 659 DATAMAX SOFTWARE GROUP 513 DATAPOD USA, INC 63 DAYTNER CORP 4401 DECARO, DORAN, SICILIANO, GALLAGHER & DEBLASIS, LLP 400 DELCOLINE, INC 950 DELL MARKETING LP 59 DELMARVA ELECTRIC MOTORS INC 4033 DELMOCK TECHNOLOGIES INC 511 DENISON LANDSCAPING, INC. 2244 DENNIS SALES & SERVICE INC 6909 DEPICT DATA STUDIO, LLC 600 DEPOSITION SERVICES, INC 432 DERCETO, INC 5744 DESIGN PLASTIC SYSTEMS, INC. 401 DEVELOPMENT FACILITATORS, INC. 512 DHC CORPORATION 2256 DICE HOLDINGS, INC. 408 DIGITIZED LOGOS, INC 4166 DILIGENT CORPORATION Published on 03/01/2021