| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Underwood, Donald D. Dba Mustang Oil Co | Salem, WV 26426 | Oil & Gas Operator | Dec 2020 |
| 2 | United Operating Company | Olney, TX 76374 | Oil & Gas Operator | Aug 2003 |
| 3 | Us Energy Corp. | Houston, TX 77057 | Oil & Gas Operator | Dec 2021 |