| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | West Texas Operating Co LLC D/B/A Xtreme Energy Co | Victoria, TX 77902-2326 | Oil & Gas Operator | Jul 2025 |
| 2 | Western Interior Energy Inc. | Denver, CO 80202 | Oil & Gas Operator | Jul 2020 |
| 3 | Wexpro Company | Rock Springs, WY 82902-0458 | Oil & Gas Operator | Jul 2025 |
| 4 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 5 | Windsor Energy Group LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Aug 2021 |
| 6 | WPX Energy Rocky Mountain LLC | Tulsa, OK 74101 | Oil & Gas Operator | Jul 2025 |
| 7 | WPX Energy Ryan Gulch LLC | Oil & Gas Operator | Nov 2013 |