| 1 | C & L Oil And Gas Corporation | Norman, OK 73069-8224 | Oil & Gas Operator | Feb 2024 |
| 2 | Canvas Energy LLC | Oklahoma City, OK 73142-1839 | Oil & Gas Operator | Mar 2024 |
| 3 | Capstone Oilfield Disposal Service LLC | Hennessey, OK 73742-0698 | Oil Operator | Dec 2019 |
| 4 | Central Ok Reclamation LLC | | Oil & Gas Operator | Jun 2014 |
| 5 | Chizum Oil LLC | Wichita, KS 67211 | Oil & Gas Operator | Feb 2024 |
| 6 | Cimarex Energy Co. Of Colorado | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
| 7 | Citation Oil & Gas Corp. | Houston, TX 77269 | Oil & Gas Operator | Apr 2024 |
| 8 | Combined Resources Corporation | Edmond, OK 73083 | Oil & Gas Operator | Apr 2024 |
| 9 | Continental Operating Co. | Houston, TX 77024 | Oil & Gas Operator | Apr 2024 |
| 10 | Continental Resources, Inc. | Oklahoma City, OK 73126 | Oil & Gas Operator | Apr 2024 |
| 11 | Convest Energy Corporation | Houston, TX 77057 | Oil & Gas Operator | Sep 2014 |