| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Sep 2025 |
| 2 | Teton Energy Co Inc | Denver, CO 80239 | Oil Operator | Dec 1983 |
| 3 | Three States Natural Gas | Oil & Gas Operator | Mar 1976 |