| 1 | B & G Energy Corporation | Dallas, TX 75214 | Oil & Gas Operator | Dec 2025 |
| 2 | B. & L. Oil Company | Seguin, TX 78155 | Oil & Gas Operator | Dec 2025 |
| 3 | Banam Corporation | Midland, TX 79702 | Oil & Gas Operator | Nov 2013 |
| 4 | Barbee, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 5 | Bartex Energy Corporation | Irving, TX 75060 | Oil & Gas Operator | Apr 1994 |
| 6 | Baxter, Kelly H. | Austin, TX 78767 | Oil & Gas Operator | Mar 2008 |
| 7 | Baxter, Kelly H. Oil And Gas Co. | Austin, TX 78767 | Oil & Gas Operator | Nov 2010 |
| 8 | Bay Rock Operating Company | San Antonio, TX 78212 | Oil & Gas Operator | Dec 2025 |
| 9 | Bayridge Texas Corp. | Big Spring, TX 79720 | Oil & Gas Operator | Jul 2004 |
| 10 | Beach Exploration, Inc. | Midland, TX 79701 | Oil & Gas Operator | Dec 2025 |
| 11 | Bedford Oil & Gas, Inc. | Luling, TX 78648 | Oil & Gas Operator | Dec 2025 |
| 12 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
| 13 | Bell, Johnny Inc. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2025 |
| 14 | Bettis, Boyle & Stovall | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 15 | Betwell Oil & Gas Company | Hialeah, FL 33002 | Oil & Gas Operator | Dec 2025 |
| 16 | Blake Oil & Gas Corporation | Midland, TX 79701 | Oil & Gas Operator | May 2004 |
| 17 | Bloomer & Associates, Inc. | Lago VIsta, TX 78645 | Oil & Gas Operator | Jul 2002 |
| 18 | Bootstrap Exploration, Inc. | Aledo, TX 76008 | Oil & Gas Operator | Jun 2021 |
| 19 | Borden, Roland Inc. | Abilene, TX 79608 | Oil & Gas Operator | Dec 2025 |
| 20 | Borderline Operating Corp. | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 21 | Bowles Energy, Inc. | Longview, TX 75606 | Oil & Gas Operator | Dec 2025 |
| 22 | Boyd & McWilliams Energy Group | Midland, TX 79701 | Oil & Gas Operator | Dec 2025 |
| 23 | Brammer Petroleum, Inc. | Gainesville, TX 76241 | Oil & Gas Operator | Dec 2025 |
| 24 | Brazos Petroleum, Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 25 | Breck Operating Corp. | Breckenridge, TX 76424 | Oil & Gas Operator | Aug 2025 |
| 26 | Bridwell Oil Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 27 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
| 28 | Brower Oil & Gas Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 29 | Browning Oil Company, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Dec 2025 |
| 30 | Bryant & Carr, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Dec 1994 |
| 31 | Burk Royalty Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jan 2002 |
| 32 | Bustamante Oil Company | Midland, TX 79710 | Oil & Gas Operator | Dec 2025 |