| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Fiml Natural Resources LLC (FNR) | Denver, CO 80202-4438 | Oil & Gas Operator | Jul 2014 |
| 2 | Finley Resources Inc | Fort Worth, TX 76113 | Oil & Gas Operator | Oct 2025 |
| 3 | First Energy Corporation | Oil & Gas Operator | Jun 1993 | |
| 4 | Flying Diamond Oil Corp | Oil & Gas Operator | Dec 1983 | |
| 5 | Flying J Inc | Roosevelt, UT 84066 | Oil & Gas Operator | Jul 1995 |
| 6 | Flying J Oil & Gas Inc | North Salt Lake, UT 84054 | Oil & Gas Operator | Dec 2009 |
| 7 | Fourpoint Resources, LLC | Denver, CO 80206 | Oil & Gas Operator | Jul 2025 |
| 8 | Fuel Explor Inc (Fuelex) | Oil & Gas Operator | Sep 1998 |