| 1 | Bechel Oil LLC | Maiden Rock, WI 54750 | Oil Operator | Feb 2022 |
| 2 | Bedrock Production, LLC | Katy, TX 77449 | Oil & Gas Operator | Apr 2024 |
| 3 | Bend Petroleum Corp | Muenster, TX 76252 | Oil & Gas Operator | Apr 2024 |
| 4 | Best Petroleum Explorations,Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | Apr 2024 |
| 5 | BKV Barnett, LLC | Fort Worth, TX 76106 | Oil & Gas Operator | Apr 2024 |
| 6 | BKV North Texas, LLC | Fort Worth, TX 76106 | Oil & Gas Operator | Apr 2024 |
| 7 | Black Oil Company, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Jun 2010 |
| 8 | Blackbeard Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Apr 2024 |
| 9 | Bluestone Natural Res. II, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Dec 2019 |
| 10 | Bob & Ted'S Operating | Lewisville, TX 75067 | Oil & Gas Operator | Apr 1993 |
| 11 | Borderline Operating Corp. | Graham, TX 76450 | Oil & Gas Operator | Apr 2024 |
| 12 | Braden Exploration, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2011 |
| 13 | Brammer Engineering, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Apr 2024 |
| 14 | Brammer Petroleum, Inc. | Gainesville, TX 76241 | Oil & Gas Operator | Apr 2024 |
| 15 | Bravo Natural Resources, Inc | Oklahoma City, OK 73154 | Oil & Gas Operator | Jun 2009 |
| 16 | BRG Lone Star LTD. | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2024 |
| 17 | Briley Operating, LLC | Abilene, TX 79608 | Oil & Gas Operator | Apr 2024 |
| 18 | Brower Oil & Gas Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2024 |
| 19 | Burlington Resources Oil & Gas Company LP | Houston, TX 77252 | Oil & Gas Operator | Apr 2024 |
| 20 | Buttram Energies Inc | Oklahoma City, OK 73112-7235 | Oil & Gas Operator | Nov 2021 |