| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | PDC Energy Inc | Denver, CO 80203 | Oil & Gas Operator | Jul 2025 |
| 2 | Peterson Energy Operating Inc | Oil & Gas Operator | Aug 2025 | |
| 3 | Petro-Canada Resources (USA) Inc | Denver, CO 80202-472 | Oil & Gas Operator | Feb 2010 |
| 4 | Prospect Energy LLC | Oil & Gas Operator | Jan 2024 |