2021 Headliners (as of January 28th, 2021) Ackerman McQueen ADG Alliance for Economic Development Allied Arts American Bank Systems American Fidelity Arts Council Oklahoma City Arvest Bank ASTEC Bailey Gordon Consulting, LLC Baker Hughes BancFirst Bank of Oklahoma Benham Burns & McDonnell Candor Canterbury Voices Carpenter Square Theatre Christensen Law Group Cimarron Opera City of Oklahoma City Employees Claims Management Resources Clevyr Clubhouse Trailer Co. CMS Willowbrook Commerce Bank Continental Resources CoreLogic CrossFirst Bank Crowe & Dunlevy Cushman & Wakefield deadCenter Film Dell Devon Energy Dignity Memorial Duncan Oil Dunlap Codding Enable Midstream Partners Engel & Volkers Epic Charter Schools Ernst & Young Firehouse Art Center First Fidelity Bank First United Bank Flogistix Freestyle Creative Fuse 3 Solutions Gaming Capital Group Grant Thornton Greater Oklahoma City Chamber Hall Capital Heritage Trust HoganTaylor HSE i2E INSURICA InterBank INTRUST Bank Investrust The Journal Record Lyric Theatre of Oklahoma Mabee-Gerrer Museum of Art Mabrey Bank MacArthur Associated Consultants Magill & Magill, P.L.L.C. Manhattan Construction McAfee & Taft Merrill/Bank of America Metropolitan School of Dance MidFirst Bank National Cowboy & Western Heritage Museum NBC Oklahoma Newmark Grubb Levy Strange Beffort/Robinson Park Northrop Grumman Oasis Technologies OG&E OKIE811 Oklahoma Blood Institute Oklahoma Center for Nonprofits Oklahoma Children’s Theatre Oklahoma City Ballet Oklahoma City Museum of Art Oklahoma City Philharmonic Oklahoma Contemporary Oklahoma Hall of Fame Oklahoma Heart Hospital Oklahoma Natural Gas Oklahoma Shakespeare in the Park Oklahoma Visual Arts Coalition Oklahoma Youth Orchestras The Oklahoman Old Surety Life Olsson Opry Heritage Foundation of Oklahoma Payne Farmers Insurance Peters & Chandler P.C. Phillips Murrah P.C. Prairie Dance Theatre PricewaterhouseCoopers Public Strategies Rand Elliott Architects Red Earth, Inc. REES Saxum Schnake Turnbo Frank Science Museum Oklahoma Scott's Printing Simmons Bank Smith & Pickel Construction, Inc. The Sooner Theatre Spirit HR Standards IT State of Oklahoma Employees Tall Oak Midstream Tapstone Energy Teleflora Terracon Tronox Troy D. Rhodes & Company UMB Bank United Way of Central Oklahoma UPS Valliance Bank Why HR Window World of Oklahoma City YMCA of Greater Oklahoma City .