| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Penwell Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | May 2026 |
| 2 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 3 | Pioneer Natural Res. USA, Inc. | Spring, TX 77389 | Oil & Gas Operator | May 2026 |