Oil & Gas Companies in Calhoun County, WV
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Abarta Oil & Gas Co., Inc. | Pittsburgh, PA 15238 | Oil & Gas Operator | Dec 2020 |
| 2 | Abarta Oil & Gas Co., LLC | | Oil & Gas Operator | Dec 2021 |
| 3 | Addington Exploration, LLC | | Oil & Gas Operator | Dec 2006 |
| 4 | Adkins, Franklin | Ona, WV 255450070 | Oil & Gas Operator | Dec 2021 |
| 5 | Adkins, Teddy D. | | Oil & Gas Operator | Dec 2020 |
| 6 | Alliance Petroleum Co., LLC | | Oil & Gas Operator | Dec 2021 |
| 7 | Allied Energy, Inc. | Saratoga, CA 95070 | Oil & Gas Operator | Dec 2021 |
| 8 | Allstate Energy Corp | Smithville, WV 26178 | Oil & Gas Operator | Dec 2021 |
| 9 | American Energy Holdings, LLC | Jane Lew, WV 26378 | Oil & Gas Operator | Dec 2021 |
| 10 | Angerman Associates Inc | | Oil & Gas Operator | Mar 1998 |
| 11 | Applied Mechanics Corp. | Bridgeport, WV 263304609 | Oil & Gas Operator | Dec 2021 |
| 12 | Aries Petroleum Corp. | Big Springs, WV 26137 | Oil & Gas Operator | Dec 2021 |
| 13 | Asseff, George S Oil & Gas Company | | Oil & Gas Operator | Dec 2008 |
Production numbers shown above are only for Calhoun County, WV and for the production period listed.