| 1 | Falcon Bay Operations, LLC | Midland, TX 79701 | Oil & Gas Operator | Oct 2007 |
| 2 | Faulconer Energy, LLC | Tyler, TX 75711 | Oil & Gas Operator | Mar 2025 |
| 3 | Faulconer Vernon E Inc | Tyler, TX 75711 | Oil & Gas Operator | Jan 2025 |
| 4 | Felderhoff Production Company | Muenster, TX 76252 | Oil & Gas Operator | Mar 2025 |
| 5 | Ffa Petroleum Services | Victoria, TX 77903 | Oil & Gas Operator | Sep 2001 |
| 6 | Ffa Petroleum Services, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Feb 2018 |
| 7 | Field Petroleum Corp. | San Antonio, TX 78216 | Oil & Gas Operator | Mar 2025 |
| 8 | Fina Oil And Chemical Company | Dallas, TX 75221 | Oil & Gas Operator | May 2019 |
| 9 | Finaly Resources LLC | Sunset Beach, CA 90742 | Oil & Gas Operator | Mar 2025 |
| 10 | Finger Oil & Gas, Inc. | Castroville, TX 78009 | Oil & Gas Operator | May 2021 |
| 11 | Finley Resources Inc | Fort Worth, TX 76113 | Oil & Gas Operator | Mar 2025 |
| 12 | First Aransas Reserves, Inc. | Alvin, TX 77511 | Oil & Gas Operator | Mar 2018 |
| 13 | Firstrike Energy Corporation | Cleburne, TX 76033 | Oil & Gas Operator | Jan 2025 |
| 14 | Fletcher Operating, LLC | Fairhope, AL 36533 | Oil & Gas Operator | Mar 2025 |
| 15 | Flint Interests, LLC | Houston, TX 77057 | Oil & Gas Operator | Mar 2025 |
| 16 | Forcenergy Inc | Miami, FL 33129 | Oil & Gas Operator | Mar 2015 |
| 17 | Forza Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Mar 2025 |
| 18 | Foundation Oil Company, Inc. | Kingwood, TX 77325 | Oil & Gas Operator | Mar 2025 |
| 19 | Fox, Hewitt B., Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Mar 2025 |
| 20 | Foxborough Energy Company, LLC | Nichols Hill, OK 73116 | Oil & Gas Operator | Mar 2025 |
| 21 | Fredco | Louise, TX 77455 | Oil & Gas Operator | Mar 2025 |
| 22 | Freddy'S Well Service, Inc. | Victoria, TX 77902 | Oil & Gas Operator | Mar 2025 |
| 23 | Fredonia Resources Inc. | Longview, TX 75606 | Oil & Gas Operator | Aug 2003 |
| 24 | Frio Resources, LLC | Houston, TX 77024 | Oil & Gas Operator | Mar 2025 |
| 25 | Frostwood Energy, LLC | Houston, TX 77219 | Oil & Gas Operator | Mar 2025 |
| 26 | Future Petroleum Company LLC | Houston, TX 77027 | Oil & Gas Operator | Jun 2013 |