| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Cardneaux Inc | Oil & Gas Operator | Aug 2009 | |
| 2 | Centerpoint Water Disposal Inc | Oil & Gas Operator | Aug 1984 | |
| 3 | Chevron U. S. A., Inc. -Ca | Oil & Gas Operator | Jan 2000 | |
| 4 | Chevron U. S. A., Inc. -TX | Oil & Gas Operator | Dec 2004 | |
| 5 | Coho Resources Inc. | Dallas, TX 75240 | Oil & Gas Operator | Jul 2002 |
| 6 | Columbia Petroleum LLC | Oyster Bay, NY 11771 | Oil & Gas Operator | Feb 2025 |
| 7 | Craft Petroleum Company, Inc. Et Al | Oil & Gas Operator | Mar 1997 |