| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Sacramento Oil & Gas Co. | Gas Operator | Dec 2003 | |
| 2 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Aug 2025 |
| 3 | Sanchez-O'Brien Oil & Gas Corp | Houston, TX 77057 | Oil & Gas Operator | May 1998 |
| 4 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
| 5 | Stream Energy, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Sep 2025 |
| 6 | Sunset Exploration Inc. | Oil & Gas Operator | Sep 2025 |