| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Pacific Petroleum Technology LLC | Oil & Gas Operator | Dec 2018 | |
| 2 | Petrogulf Corporation | Denver, CO 80202 | Oil & Gas Operator | Oct 2025 |
| 3 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 4 | Pueblo Oil & Gas Inc. | Gas Operator | Dec 2003 |