| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Breitburn Operating Limited Partnership | Oil & Gas Operator | Aug 2022 | |
| 2 | Canonie Tony SR | Gas Operator | Mar 1996 | |
| 3 | Crystal Exploration Co | Oil & Gas Operator | Dec 2009 | |
| 4 | Fleur David Corp | Gas Operator | Jul 2001 | |
| 5 | Hyperion Energy LP | Dallas, TX 75206 | Oil & Gas Operator | May 2014 |
| 6 | Manitou Exploration Co Inc | Gas Operator | Dec 2001 | |
| 7 | Oryx Energy Company | Dallas, TX 75221 | Oil & Gas Operator | May 2002 |
| 8 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Nov 2025 |
| 9 | S And G Co | Gas Operator | Sep 1987 | |
| 10 | Sun Exploration And Production Co | Oil & Gas Operator | Jan 1990 | |
| 11 | Tuscola Energy Inc | Oil & Gas Operator | Dec 2025 |