| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | F.A.S. Environmental Services, L.L.C. | Oil Operator | Dec 2023 | |
| 2 | Fas Services, Inc. | Oil Operator | Apr 2005 | |
| 3 | Fina Oil And Chemical Company | Dallas, TX 75221 | Oil & Gas Operator | May 2019 |
| 4 | Flash Gas & Oil Northeast, Inc | Oil & Gas Operator | May 2007 | |
| 5 | Flynn Energy Corporation | Tulsa, OK 74137 | Oil & Gas Operator | Mar 1993 |
| 6 | Forman Exploration Company | Oil & Gas Operator | Oct 1988 | |
| 7 | Freeport Oil Company | New Orleans, LA 70112 | Oil & Gas Operator | Oct 1979 |
| 8 | Future Oil & Gas, Inc. | Oil & Gas Operator | Mar 2010 |