| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Saga Petroleum LLC Of Colorado | Norman, OK 73072 | Oil & Gas Operator | Oct 2025 |
| 2 | Shenandoah Energy Inc | Denver, CO 80265-1050 | Oil & Gas Operator | Dec 2014 |
| 3 | SM Energy Company | Midland, TX 79707 | Oil & Gas Operator | Oct 2025 |
| 4 | Snyder Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Mar 2008 |
| 5 | St. Mary Operating Company | Denver, CO 80203 | Oil & Gas Operator | Mar 2019 |
| 6 | Swift Energy Company | Houston, TX 77060 | Oil & Gas Operator | Mar 2021 |