| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Cascade Oil (Dba) | Ness City, KS 67560 | Oil Operator | Mar 1998 |
| 2 | Cascade Oil Comp | Oil & Gas Operator | Dec 1994 | |
| 3 | Cholla Production LLC | Littleton, CO 80127 | Oil & Gas Operator | Jan 2024 |
| 4 | Christian Operating Company | Cypress, TX 77429 | Oil & Gas Operator | Dec 2014 |
| 5 | Columbian Production Corporation | Topeka, KS 66601 | Oil Operator | Oct 1999 |
| 6 | Columbian Services C | Oil Operator | Jan 1992 | |
| 7 | Crescent Oil & Gas | Decatur, TX 76234 | Gas Operator | Dec 1999 |