| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Wabash Energy Corporation | Lawrenceville, IL 62439 | Oil & Gas Operator | Dec 2009 |
| 2 | Walker Tank Service, Inc | Utica, KS 67584 | Oil Operator | Aug 2022 |
| 3 | Wausau Development Corporation | Laurel, MS 39440 | Oil & Gas Operator | Sep 2019 |
| 4 | Whitetail Crude Inc | Ness City, KS 67560 | Oil & Gas Operator | Sep 2025 |
| 5 | Wilton Petroleum, Inc. | Canton, KS 67428 | Oil & Gas Operator | Sep 2025 |
| 6 | Wood Energy, Inc. | Mount Vernon, IL 62864 | Oil Operator | Sep 2025 |