| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Wexpro Company | Rock Springs, WY 82902-0458 | Oil & Gas Operator | Feb 2024 |
| 2 | Windsor Energy Group LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Aug 2021 |
| 3 | Wolverine Operations LLC | Buffalo, WY 82834 | Gas Operator | Oct 2008 |
| 4 | Wood River Oil & Refining Co | Oil & Gas Operator | Dec 1998 | |
| 5 | Wyoil Corp | Buffalo, WY 82834 | Oil Operator | Dec 2023 |