| 1 | 1978 Investments LLC | Cushing, OK 74023 | Oil & Gas Operator | Mar 2026 |
| 2 | A H & L Operating Company Inc | Norman, OK 73070-4084 | Oil & Gas Operator | Apr 2015 |
| 3 | A S B Oil & Gas Exploration LLC | Sand Springs, OK 74063-1508 | Oil & Gas Operator | Nov 2021 |
| 4 | Adams Evertte | Tulsa, OK 74103 | Oil & Gas Operator | Mar 2015 |
| 5 | Aeon Energy Inc | Claremore, OK 74017 | Oil Operator | May 2009 |
| 6 | Allen Michael | Broken Arrow, OK 74014-2239 | Oil & Gas Operator | Mar 2026 |
| 7 | Allen Oil Co. | Luling, TX 78648 | Oil & Gas Operator | Jun 2016 |
| 8 | Allied Operating LLC | Bowling Green, KY 42101-3980 | Oil & Gas Operator | Sep 2015 |
| 9 | Amvest Osage Inc | Skiatook, OK 74070-0970 | Oil & Gas Operator | Mar 2026 |
| 10 | Analena Corporation | Dallas, TX 75251 | Oil Operator | Jun 2000 |
| 11 | Anr Production Company | Houston, TX 77046 | Oil & Gas Operator | Aug 2017 |
| 12 | Aog Operating LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Mar 2026 |
| 13 | Apc Operating Partnership LP | Tulsa, OK 74136-4224 | Oil & Gas Operator | Jun 2015 |
| 14 | Arcana Energy Corp Inc | Bartlesville, OK 74006 | Oil Operator | May 2017 |
| 15 | Axeon Energy Operations LLC | Evergreen, CO 80439-7624 | Oil Operator | Jul 2015 |
| 16 | B & H Exploration Company | Talala, OK 74080 | Oil & Gas Operator | Dec 2000 |
| 17 | B & H Oil Company | Oklahoma City, OK 73108 | Oil & Gas Operator | Jan 2025 |
| 18 | Bailey Oil Corp | Bartlesville, OK 74006 | Oil & Gas Operator | Dec 2025 |
| 19 | Bam Energy Inc | San Antonio, TX 78216 | Gas Operator | Sep 1991 |
| 20 | Barnett John | Skiatook, OK 74070 | Oil & Gas Operator | Apr 2026 |
| 21 | Belport Oil Inc | Tulsa, OK 74119 | Oil & Gas Operator | Mar 2026 |
| 22 | Big Sky Oil Company | Nowata, OK 74048-0187 | Oil & Gas Operator | Mar 2015 |
| 23 | Bingham Bill S | Claremore, OK 74017 | Oil Operator | Jul 1998 |
| 24 | Blue Quail Oil & Gas Inc | Yukon, OK 73099 | Oil & Gas Operator | Dec 2004 |
| 25 | Boland Investment Company | Turpin, OK 73950-0375 | Oil & Gas Operator | Jan 2013 |
| 26 | Bollinger Oil Company | Tulsa, OK 74105 | Oil Operator | Aug 2018 |
| 27 | Branham Oil & Gas | Nowata, OK 74048-9630 | Oil & Gas Operator | Oct 2020 |
| 28 | Brewer Hazel R | Oologah, OK 74053-3540 | Oil & Gas Operator | Apr 2017 |
| 29 | C & C Oil Co. | Borger, TX 79008 | Oil & Gas Operator | Apr 2026 |
| 30 | C & S Oil Company | Odessa, TX 79763 | Oil & Gas Operator | Nov 2019 |
| 31 | C Rose Oil Co. | Midland, TX 79708 | Oil & Gas Operator | Apr 2026 |
| 32 | Camaco Oil & Gas Co Inc | | Oil Operator | Mar 2026 |
| 33 | Cannuck Resources Inc | Nowata, OK 74048 | Oil & Gas Operator | Aug 2000 |
| 34 | Carman Frances J | Pawhuska, OK 74056-0101 | Oil & Gas Operator | Aug 2013 |
| 35 | Carter Donald L | Sand Springs, OK 74063-8105 | Oil Operator | May 2006 |
| 36 | Centrex Operating Company | Tulsa, OK 74105 | Oil & Gas Operator | Jan 2026 |
| 37 | Century Petroleum | Nowata, OK 74048 | Oil & Gas Operator | Dec 2000 |
| 38 | Cep Mid-Continent LLC | Skiatook, OK 74070 | Oil & Gas Operator | Apr 2026 |
| 39 | Chambers & Hendrix Oil & Gas | Skiatook, OK 74070-0726 | Oil & Gas Operator | Aug 2022 |
| 40 | Chatham John | Wilson, OK 73463-9575 | Oil Operator | Feb 2014 |
| 41 | Cimarron Production Co Inc | Oklahoma City, OK 73142-3017 | Oil & Gas Operator | Mar 2026 |
| 42 | Coe Production Company | Talala, OK 74080-0264 | Oil & Gas Operator | Aug 2015 |
| 43 | Coe Production Company LLC | Talala, OK 74080 | Oil Operator | Feb 2026 |
| 44 | Colpitt Brothers Oil | Collinsville, OK 74021 | Oil & Gas Operator | Apr 2020 |
| 45 | Colpitt C H Drilling Co LLC | Collinsville, OK 74021-7107 | Oil Operator | Mar 2026 |
| 46 | Colpitt Chas H Drilling Co | Collinsville, OK 74021-7105 | Oil & Gas Operator | Mar 2012 |
| 47 | Corbell Wayne L | Fort Worth, TX 76111-4615 | Oil & Gas Operator | Apr 2023 |
| 48 | County Line Stripper Wells LLC | Chelsea, OK 74016 | Oil & Gas Operator | Apr 2026 |
| 49 | Cox P D Inc | Bristow, OK 74010 | Oil & Gas Operator | May 1993 |
| 50 | Cricket Enterprises Corporation | Nowata, OK 74048-9683 | Oil & Gas Operator | Mar 2015 |
| 51 | D & J Oil Company | Kermit, TX 79745 | Oil & Gas Operator | Jun 2026 |
| 52 | Dixie Oil Company Inc | Moore, OK 73153 | Oil & Gas Operator | Nov 1994 |
| 53 | Douglas Investments Inc | Fort Worth, TX 76137 | Oil Operator | Jan 2020 |
| 54 | Drumright Well Service Inc | Oilton, OK 74052 | Oil & Gas Operator | Mar 2026 |
| 55 | Eager Oil Company | Stanhope, NJ 07874-0577 | Oil Operator | Jun 2014 |
| 56 | Ecc Energy Corporation | Dewey, OK 74029 | Oil & Gas Operator | Feb 2020 |
| 57 | Elite Tank Trucks, Inc | | Oil & Gas Operator | Dec 2025 |
| 58 | Endeavor Energy Resources, LP | Midland, TX 79701 | Oil & Gas Operator | Feb 2026 |
| 59 | Energyquest Management, LLC | Houston, TX 77090 | Oil & Gas Operator | Apr 2021 |
| 60 | Escott Oil Inc | Nowata, OK 74048 | Oil & Gas Operator | Feb 2000 |
| 61 | Exploration Professionals Inc | Chelsea, OK 74016-0066 | Oil Operator | Dec 2023 |
| 62 | Exploration Technologies Inc | Crescent, OK 73028-0546 | Oil & Gas Operator | Mar 2015 |
| 63 | F M Hoel | | Oil & Gas Operator | Dec 2000 |
| 64 | Focus Energy, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 2019 |
| 65 | Foster Oil & Gas | Bartlesville, OK 74005 | Oil & Gas Operator | Mar 2014 |
| 66 | Fulcrum Exploration, LLC. | Flower Mound, TX 75028 | Oil & Gas Operator | Mar 2026 |
| 67 | Ganer Mark Oil & Gas | Owasso, OK 74055 | Oil & Gas Operator | Aug 2005 |
| 68 | Ganer Oil Company | Blackwell, OK 74631-4221 | Oil & Gas Operator | Jan 2022 |
| 69 | Garvey Oil And Gas LLC | Kellyville, OK 74039-4428 | Oil & Gas Operator | Mar 2015 |
| 70 | Gateway Resources USA Inc | Bartlesville, OK 74006 | Oil & Gas Operator | Mar 2026 |
| 71 | Gothic Energy Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Jul 2015 |
| 72 | Hanna Oil And Gas Company | Fort Smith, AR 72901 | Oil & Gas Operator | Mar 2026 |
| 73 | Heath Jack A | Tulsa, OK 74132-2403 | Oil & Gas Operator | Jan 2013 |
| 74 | HHH & G Oil Co | Owasso, OK 74055 | Oil Operator | Jun 2020 |
| 75 | Highfill Bob W | Claremore, OK 74018-2595 | Oil Operator | Jun 2005 |
| 76 | Holloway David A | Okmulgee, OK 74447-9191 | Oil & Gas Operator | Mar 2026 |
| 77 | Holt Jean | Claremore, OK 74017-9439 | Oil Operator | Mar 2015 |
| 78 | Hurst Oil Investments Inc | Oklahoma City, OK 73172 | Oil & Gas Operator | Feb 2015 |
| 79 | Hydrocarbon Technology Services | | Oil & Gas Operator | Dec 2000 |
| 80 | Inland Oil Corporation | Sapulpa, OK 74067 | Oil & Gas Operator | Mar 2026 |
| 81 | J & T Resources Inc | Oologah, OK 74053-0249 | Oil Operator | Aug 2013 |
| 82 | J&K Fine Energy LLC | Bethany, OK 73008 | Oil & Gas Operator | Apr 2026 |
| 83 | Jackson L B Production Co | Tulsa, OK 74193-0001 | Oil & Gas Operator | Aug 2013 |
| 84 | Jason Petroleum Corporation | Tulsa, OK 74170-0622 | Oil & Gas Operator | Dec 1998 |
| 85 | JBC Operating LLC | Foyil, OK 74031-0310 | Oil & Gas Operator | Jul 2016 |
| 86 | Jojon Petroleum Company | Dallas, TX 75219 | Oil & Gas Operator | Feb 2026 |
| 87 | Katy Drilling Corporation | Tulsa, OK 74146-3717 | Oil & Gas Operator | Apr 2020 |
| 88 | Kelly Oil | Tulsa, OK 74105 | Oil Operator | Dec 2000 |
| 89 | Kenneth W Cory LTD | Bellaire, TX 77401 | Oil & Gas Operator | Mar 2026 |
| 90 | King & Kelly | Tulsa, OK 74103 | Oil Operator | Aug 1993 |
| 91 | Kiska Oil Company | Tulsa, OK 74114 | Oil & Gas Operator | Jan 2019 |
| 92 | Klo LLC | Tulsa, OK 74120-2428 | Oil & Gas Operator | Apr 2026 |
| 93 | KMV Consulting Inc | Winston Salem, NC 27101-2561 | Gas Operator | Dec 2012 |
| 94 | Koch Oil Company | | Oil & Gas Operator | May 2017 |
| 95 | Lakeland Pipeline Inc | Hominy, OK 74035-1006 | Oil & Gas Operator | Jun 2023 |
| 96 | Lar-Mie Petroleum Inc | Tulsa, OK 74136 | Oil & Gas Operator | Aug 1998 |
| 97 | Lewis Oil And Gas, Inc. | Midland, TX 79710 | Oil & Gas Operator | Jun 2025 |
| 98 | Little Thunder, LLC | Bartlesville, OK 74003 | Oil Operator | Mar 2026 |
| 99 | Long Production LLC | Claremore, OK 74017-2808 | Oil & Gas Operator | Oct 2019 |
| 100 | Long Royalty Company | Yukon, OK 73085 | Oil & Gas Operator | Jan 2004 |