| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Gassearch Corporation | Oil & Gas Operator | Dec 2008 | |
| 2 | Great Western Onshore Inc | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |
| 3 | Greenville Land Development Co. | Elizabeth, WV 26143-0252 | Oil & Gas Operator | Dec 2021 |
| 4 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Jul 2025 |