| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Casillas Petroleum Corp | Satanta, KS 67870 | Oil & Gas Operator | Feb 2024 |
| 2 | Chesapeake Energy Ma | Gas Operator | Jun 2016 | |
| 3 | Chesapeake Operating, LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Apr 2024 |
| 4 | Chevron U S A In | Oil & Gas Operator | Sep 2000 | |
| 5 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
| 6 | Cig Exploration | Denver, CO 80201 | Oil & Gas Operator | Sep 1999 |
| 7 | Cimarex Energy Co | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
| 8 | Cisco Operating LLC | Plano, TX 75024 | Oil & Gas Operator | Feb 2024 |
| 9 | Coastal Oil & Ga | Oil & Gas Operator | Oct 1996 | |
| 10 | Continental Energy | Garden City, KS 67846-0918 | Oil & Gas Operator | Jul 2017 |
| 11 | Cross Timbers Operating Co | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2023 |