| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Eagle Creek Resources, LLC | Sewickley, PA 15143 | Oil & Gas Operator | Dec 2024 |
| 2 | Elk Energy Holdings LLC | Wichita, KS 67226 | Oil & Gas Operator | Sep 2025 |
| 3 | Energy Three Inc. | Jackson, MS 39211 | Oil & Gas Operator | Sep 2025 |
| 4 | Enoch Oil | Wichita, KS 67216 | Oil Operator | Jan 2001 |
| 5 | Entransco Energy LLC | Dewey, OK 74029 | Oil & Gas Operator | Oct 2024 |
| 6 | Epoc, LLC | Andover, KS 67002 | Oil Operator | Sep 2025 |
| 7 | Equinox Oil Company Inc | Plainville, KS 67663 | Oil & Gas Operator | Dec 2019 |