| 1 | Bay Rock Operating Company | San Antonio, TX 78212 | Oil & Gas Operator | Dec 2024 |
| 2 | Baytech Inc | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 3 | Beach Exploration, Inc. | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
| 4 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
| 5 | Benson & Schoen Oil Co., Inc. | Abilene, TX 79602 | Oil & Gas Operator | Apr 2012 |
| 6 | Bettis, Boyle & Stovall | Graham, TX 76450 | Oil & Gas Operator | Dec 2024 |
| 7 | Bitz, M. J. Company | Fort Worth, TX 76116 | Oil & Gas Operator | Aug 2003 |
| 8 | BKM Production | Gainesville, TX 76240 | Oil & Gas Operator | Dec 2024 |
| 9 | Blue Ridge Resources, LLC | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
| 10 | Boaz Energy II Operating, LLC | Midland, TX 79705 | Oil & Gas Operator | Dec 2024 |
| 11 | Boaz Energy, LLC | Midland, TX 79710 | Oil & Gas Operator | Mar 2014 |
| 12 | Bob Hughes Oil Company, LLC | San Angelo, TX 76901 | Oil & Gas Operator | Dec 2024 |
| 13 | Bomar Operating Co., LC | Bellaire, TX 77401 | Oil & Gas Operator | Dec 2024 |
| 14 | BP Prod. Corp. | Richardson, TX 75083 | Oil & Gas Operator | Dec 2024 |
| 15 | Breck Operating Corp. | Breckenridge, TX 76424 | Oil & Gas Operator | Oct 2024 |
| 16 | Breitburn Operating LP | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
| 17 | Bridwell Oil Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2024 |
| 18 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
| 19 | Brown, H. L., Jr. | Midland, TX 79702 | Oil & Gas Operator | May 2002 |
| 20 | Brown, H.L. Operating, L.L.C. | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
| 21 | Brown, J. Burns Operating Co. | Havre, MT 59501 | Oil & Gas Operator | Nov 2024 |
| 22 | Burgess, W. E. | Fort Worth, TX 76147 | Oil & Gas Operator | Dec 2024 |
| 23 | Burnett Oil Co Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2024 |
| 24 | Bustamante Oil Company | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
| 25 | Bustamante Resources LLC | Midland, TX 79710 | Oil & Gas Operator | Dec 2024 |
| 26 | Byrd Operating Company | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |