| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Glass Development Company | St. Marys, WV 261700000 | Oil & Gas Operator | Dec 2021 |
| 2 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Jun 2026 |
| 3 | Greylock Opco LLC | Charleston, WV 25311 | Oil & Gas Operator | Dec 2025 |