| 1 | B & B Oil Company | Corsicana, TX 75110 | Oil & Gas Operator | Jun 2025 |
| 2 | B & T Operating Co. | Dawson, TX 76639 | Oil & Gas Operator | Oct 2025 |
| 3 | B J Oil Company | Corsicana, TX 75109 | Oil & Gas Operator | Oct 2025 |
| 4 | Ballard Exploration Company,Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 5 | Bancroft Venture LLC | Kerens, TX 75144 | Oil Operator | Oct 2025 |
| 6 | Bar J-B Co., Inc. | Corsicana, TX 75151 | Oil Operator | Oct 2025 |
| 7 | Baxter, Murphy H. | Houston, TX 77002 | Oil & Gas Operator | Sep 1998 |
| 8 | Bayshore Exploration LLC | Bellville, TX 77418 | Oil & Gas Operator | Dec 2016 |
| 9 | Big Run Production Company | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 |
| 10 | Bledsoe Petro Corporation | Dallas, TX 75201 | Oil & Gas Operator | Dec 2000 |
| 11 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Jun 2025 |
| 12 | Brammer Engineering, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Oct 2025 |
| 13 | Brammer Petroleum, Inc. | Gainesville, TX 76241 | Oil & Gas Operator | Oct 2025 |
| 14 | BRG Petroleum Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2020 |
| 15 | Bright Hawk Operating Company | Spring, TX 77388 | Oil & Gas Operator | Oct 2025 |
| 16 | Brothers Resources, Inc. | Marshall, TX 75671 | Oil & Gas Operator | Jan 2004 |
| 17 | Brown, C. L. Inc. | Corsicana, TX 75110 | Oil & Gas Operator | Dec 1999 |
| 18 | Brown, George R. Partnership,The | Houston, TX 77002 | Oil & Gas Operator | May 2006 |
| 19 | Buffco Production, Inc. | Longview, TX 75606 | Oil & Gas Operator | Oct 2025 |
| 20 | Bullitt Oil | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2016 |
| 21 | Buttram Energies Inc | Oklahoma City, OK 73112-7235 | Oil & Gas Operator | Nov 2021 |