| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | F & S Oil | Oil Operator | Dec 2021 | |
| 2 | Farrington & Hepler Gas & Oil Inc | Seneca, PA 16346-0546 | Oil & Gas Operator | Dec 2023 |
| 3 | Felmont Oil Corporation | Walnut Creek, CA 94596-3568 | Oil & Gas Operator | Feb 1990 |
| 4 | First Amer Energy Inc | Bradford, PA 16701-0184 | Oil & Gas Operator | Dec 2023 |
| 5 | Fork Run Oil & Gas LLC | Sheffield, PA 16347-0012 | Oil & Gas Operator | Dec 2023 |