| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | G & S Drilling Company | Oil & Gas Operator | Dec 2019 | |
| 2 | Gassearch Corporation | Oil & Gas Operator | Dec 2008 | |
| 3 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Sep 2025 |
| 4 | Greylock Opco LLC | Charleston, WV 25311 | Oil & Gas Operator | Dec 2024 |
| 5 | Gunn And Divers | Mount Zion, WV 26151 | Oil & Gas Operator | Dec 2021 |
| 6 | Gunn, P. P., Estate Heirs | Oil & Gas Operator | Dec 2008 |