| 1 | B & G Energy Corporation | Dallas, TX 75214 | Oil & Gas Operator | Oct 2025 |
| 2 | B P Operating Company | Abilene, TX 79604 | Oil & Gas Operator | Nov 2007 |
| 3 | B.O.L.D. Oil And Gas, LLC | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 4 | B.R.H. Investments, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Apr 1998 |
| 5 | Bam Production Company | Granbury, TX 76048 | Oil & Gas Operator | Aug 2003 |
| 6 | Bar Operating Production Co. | Abilene, TX 79604 | Oil & Gas Operator | Feb 2004 |
| 7 | Barbee, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 8 | Barnett Energy, Inc. | The Colony, TX 75056 | Oil & Gas Operator | Oct 2025 |
| 9 | Baron Energy Inc. | San Marcos, TX 78666 | Oil & Gas Operator | Oct 2025 |
| 10 | Bass Operating Co., Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Jul 1999 |
| 11 | Baxter, Kelly H. Oil And Gas Co. | Austin, TX 78767 | Oil & Gas Operator | Nov 2010 |
| 12 | Bayou Operating Company, Inc. | Abilene, TX 79602 | Oil & Gas Operator | Oct 2025 |
| 13 | Bayridge Texas Corp. | Big Spring, TX 79720 | Oil & Gas Operator | Jul 2004 |
| 14 | Beaird, R.A. Oil Operating Co. | Merkel, TX 79536 | Oil & Gas Operator | Oct 2025 |
| 15 | Beasley Well Service Inc. | Tuscola, TX 79562 | Oil Operator | Oct 2025 |
| 16 | Beeda Oil Company | Merkel, TX 79536 | Oil & Gas Operator | Oct 2025 |
| 17 | Bell, Johnny Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 18 | Bell, O. M. | Merkel, TX 79536 | Oil & Gas Operator | Mar 2008 |
| 19 | Benson & Schoen Oil Co., Inc. | Abilene, TX 79602 | Oil & Gas Operator | Apr 2012 |
| 20 | Bettis, Boyle & Stovall | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 21 | Betwell Oil & Gas Company | Hialeah, FL 33002 | Oil & Gas Operator | Oct 2025 |
| 22 | BFP Oil Company | Frisco, TX 75034 | Oil & Gas Operator | Oct 2025 |
| 23 | Big State Industries, Inc. | Houston, TX 77010 | Oil & Gas Operator | Apr 2024 |
| 24 | Bilbo Operating | Abilene, TX 79603 | Oil Operator | Mar 2004 |
| 25 | Bitter Creek Petroleum Co. | Knox City, TX 79529 | Oil & Gas Operator | Oct 2025 |
| 26 | Black Bandana LLC | Santo, TX 76472 | Oil & Gas Operator | Oct 2025 |
| 27 | Blue Oil, Inc. | Burnet, TX 78611 | Oil & Gas Operator | Oct 2025 |
| 28 | Blue Ridge Resources, LLC | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 29 | Blue River Inc. | Abilene, TX 79608 | Oil Operator | Oct 2025 |
| 30 | Bluff Creek Petroleum, LLC | Abilene, TX 79603 | Oil & Gas Operator | Oct 2025 |
| 31 | Bo Dunagin Operating, LLC | Merkel, TX 79536 | Oil Operator | Mar 2019 |
| 32 | Boaz Energy, LLC | Midland, TX 79710 | Oil & Gas Operator | Mar 2014 |
| 33 | Bob & Ted'S Operating | Lewisville, TX 75067 | Oil & Gas Operator | Apr 1993 |
| 34 | Bomar Oil & Gas, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Dec 2020 |
| 35 | Boondocks Solutions LLC | Tomball, TX 77375 | Oil & Gas Operator | Oct 2025 |
| 36 | Bootstrap Exploration, Inc. | Aledo, TX 76008 | Oil & Gas Operator | Jun 2021 |
| 37 | Borden, Roland Inc. | Abilene, TX 79608 | Oil & Gas Operator | Oct 2025 |
| 38 | Borderline Operating Corp. | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 39 | Braley, William R. | Gage, OK 73843 | Oil & Gas Operator | Jul 2004 |
| 40 | Breck Operating Corp. | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 2025 |
| 41 | Bridwell Oil Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Oct 2025 |
| 42 | Brittany Drilling Co. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2000 |
| 43 | Brooks, E. B., Jr. | Dallas, TX 75206 | Oil & Gas Operator | May 2018 |
| 44 | Browning & Terry | Archer City, TX 76351 | Oil & Gas Operator | Feb 2009 |
| 45 | Buckeye Energy Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2018 |
| 46 | Bud Oil, Inc. | Duncan, OK 73534 | Oil & Gas Operator | Oct 2025 |
| 47 | Bull Operating, LLC | Houston, TX 77010 | Oil & Gas Operator | Oct 2025 |
| 48 | Bulldog Exploration, LP | Houston, TX 77090 | Oil & Gas Operator | Apr 2011 |
| 49 | Bullet Development, LLC | Abilene, TX 79601 | Oil & Gas Operator | Oct 2025 |
| 50 | Burger, F.W. Inc. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 51 | Burgess, W. E. | Fort Worth, TX 76147 | Oil & Gas Operator | Oct 2025 |
| 52 | Burk Royalty Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Jan 2002 |
| 53 | Bustamante Oil Company | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 54 | Byrne Oil Company | Lubbock, TX 79424 | Oil & Gas Operator | Oct 2025 |