| 1 | B-Jaks Oil Production | Lubbock, TX 79413 | Oil Operator | Mar 2008 |
| 2 | Baber, Bill M. | Petrolia, TX 76377 | Oil & Gas Operator | Oct 2025 |
| 3 | Baron Energy Inc. | San Marcos, TX 78666 | Oil & Gas Operator | Oct 2025 |
| 4 | Basic Energy Services, L.P. | Fort Worth, TX 76102 | Oil Operator | Oct 2025 |
| 5 | Baxter, Kelly H. | Austin, TX 78767 | Oil & Gas Operator | Mar 2008 |
| 6 | Baxter, Kelly H. Oil And Gas Co. | Austin, TX 78767 | Oil & Gas Operator | Nov 2010 |
| 7 | Bayou Operating Company, Inc. | Abilene, TX 79602 | Oil & Gas Operator | Oct 2025 |
| 8 | Baytech Inc | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 9 | BC Operating, Inc. | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 10 | Beard Oil Company | Oklahoma City, OK 73102 | Oil & Gas Operator | Aug 2013 |
| 11 | Beene, Tommy H. | Abilene, TX 79604 | Oil & Gas Operator | Jan 2005 |
| 12 | Bell, Johnny Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 13 | Bell, O. M. | Merkel, TX 79536 | Oil & Gas Operator | Mar 2008 |
| 14 | Bendorf Services & Supply Co | Breckenridge, TX 76424 | Oil & Gas Operator | Dec 2000 |
| 15 | Benson & Schoen Oil Co., Inc. | Abilene, TX 79602 | Oil & Gas Operator | Apr 2012 |
| 16 | Bent Oak Energy Interests, LLC | Houston, TX 77024 | Oil Operator | Oct 2014 |
| 17 | Bentley Oil & Gas Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Oct 2025 |
| 18 | Best Petroleum Explorations,Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | Oct 2025 |
| 19 | Bettis, Boyle & Stovall | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 20 | Betwell Oil & Gas Company | Hialeah, FL 33002 | Oil & Gas Operator | Oct 2025 |
| 21 | Bex, Inc. | Nashville, TN 37209 | Oil & Gas Operator | Aug 2007 |
| 22 | Big Shell Oil & Gas, Inc. | Taft, TX 78390 | Oil & Gas Operator | Oct 2025 |
| 23 | Bloomer & Associates, Inc. | Lago VIsta, TX 78645 | Oil & Gas Operator | Jul 2002 |
| 24 | Blue Ridge Resources, LLC | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 25 | Bo Dunagin Operating, LLC | Merkel, TX 79536 | Oil Operator | Mar 2019 |
| 26 | Boaz Energy II Operating, LLC | Midland, TX 79705 | Oil & Gas Operator | Oct 2025 |
| 27 | Boundary Ventures, Inc. | Columbus, TX 78934 | Oil Operator | Oct 2025 |
| 28 | Bowles Energy, Inc. | Longview, TX 75601 | Oil & Gas Operator | Oct 2025 |
| 29 | Boyd & McWilliams Energy Group | Midland, TX 79701 | Oil & Gas Operator | Oct 2025 |
| 30 | Braman, D. H., Jr. | Victoria, TX 77901 | Oil & Gas Operator | Dec 2008 |
| 31 | Breck Operating Corp. | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 2025 |
| 32 | Breitburn Operating LP | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 33 | Bridwell Oil Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Oct 2025 |
| 34 | Bristol Resources Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Feb 2022 |
| 35 | Brittany Drilling Co. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2000 |
| 36 | Brothers Operating Company Inc. | Midland, TX 79708 | Oil & Gas Operator | Oct 2025 |
| 37 | Brothers Production Company Inc. | Midland, TX 79708 | Oil & Gas Operator | Oct 2025 |
| 38 | Brower Oil & Gas Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 39 | Browning Oil Company, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Oct 2025 |
| 40 | BRP Energy, LLC | San Angelo, TX 76902 | Oil & Gas Operator | Oct 2025 |
| 41 | Burger, F.W. Inc. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 42 | Burk Royalty Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jan 2002 |
| 43 | Burns Operating | Wichita Falls, TX 76307 | Oil & Gas Operator | Sep 2002 |
| 44 | Bustamante Oil Company | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 45 | Bustamante Resources LLC | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |