| 1 | B & M Operating Co., Inc. | Houston, TX 77006 | Oil & Gas Operator | Dec 2024 |
| 2 | Badger Energy, Inc. | Austin, TX 78714 | Oil & Gas Operator | Dec 2024 |
| 3 | Ballard Exploration Company,Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
| 4 | Beacon Petroleum MGMT Inc | Dallas, TX 75244 | Oil & Gas Operator | Oct 2014 |
| 5 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
| 6 | Belco Operating Corp. | Dallas, TX 75231 | Oil & Gas Operator | Aug 1998 |
| 7 | Bellwether Exploration Company | Houston, TX 77010 | Oil & Gas Operator | May 2001 |
| 8 | Bevo Production Co. | Amarillo, TX 79101 | Oil & Gas Operator | Dec 2014 |
| 9 | Black Jack Services, L.L.C. | Bastrop, TX 78602 | Oil & Gas Operator | Dec 2024 |
| 10 | Bowman, Fred Inc. | Dallas, TX 75225 | Oil & Gas Operator | Feb 2014 |
| 11 | Brown, George R. Partnership,The | Houston, TX 77002 | Oil & Gas Operator | May 2006 |
| 12 | Brown, H. L., Jr. | Midland, TX 79702 | Oil & Gas Operator | May 2002 |
| 13 | Brown, H.L. Operating, L.L.C. | Midland, TX 79702 | Oil & Gas Operator | Dec 2024 |
| 14 | Burnett Oil Co Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2024 |