| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | W. R. Dudley | Oil & Gas Operator | Dec 2025 | |
| 2 | West Coast Operators Inc. | Oil & Gas Operator | Feb 2026 | |
| 3 | West Energy Operating LLC | Oil & Gas Operator | Mar 2026 | |
| 4 | Western Discovery USA Inc. | Oil & Gas Operator | Jan 2018 | |
| 5 | Whiting Petroleum Corporation | Denver, CO 80290 | Oil & Gas Operator | Jan 2025 |
| 6 | Williams Oil Company | Midland, TX 79710 | Oil & Gas Operator | Jun 2026 |