| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Feb 2025 |
| 2 | Cameron Oil & Gas Company | Gas Operator | Dec 2016 | |
| 3 | Cane Creek Energy, LLC | Charleston, WV 25314 | Oil & Gas Operator | Dec 2021 |
| 4 | Chesapeake Appalachia LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Mar 2025 |
| 5 | Columbia Natural Resources, LLC | Charleston, WV 23502 | Oil & Gas Operator | Dec 2021 |
| 6 | Core Appalachia Operating LLC | Charleston, WV 25362 | Oil & Gas Operator | Dec 2023 |
| 7 | Cumberland Gas Co.(Tree Preservation Co) | Oil & Gas Operator | Dec 1996 | |
| 8 | Cyrus, Wade T | Fort Gay, WV 25574 | Oil & Gas Operator | Dec 2013 |