| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | St. Clair Oil Co. | St Clairsville, OH 43950 | Oil & Gas Operator | Dec 1997 |
| 2 | Stalnaker Energy Corporation | Oil & Gas Operator | Dec 2021 | |
| 3 | Strategic Well Holdings, Inc. | Oil & Gas Operator | Dec 2020 | |
| 4 | Swift Energy Company | Houston, TX 77060 | Oil & Gas Operator | Mar 2021 |