| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Fancher Oil LLC | Greenwood, CO 80111 | Oil & Gas Operator | Nov 2006 |
| 2 | FDL Operating, LLC | Judson, TX 75660 | Oil & Gas Operator | Oct 2025 |
| 3 | Ferguson & Bosworth | Oil & Gas Operator | May 2007 | |
| 4 | Ferguson Oil Company Inc | Oil & Gas Operator | Apr 1994 | |
| 5 | Florida Gas Exploration Co | Oil & Gas Operator | Feb 1985 | |
| 6 | Flying J Oil & Gas Inc | North Salt Lake, UT 84054 | Oil & Gas Operator | Dec 2009 |
| 7 | Forcenergy Inc | Miami, FL 33129 | Oil & Gas Operator | Mar 2015 |
| 8 | Fossil Energy Inc | Austin, TX 78746 | Oil & Gas Operator | Oct 2025 |