| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Elliott Phillip | Oil Operator | Feb 1992 | |
| 2 | Entransco Energy LLC | Dewey, OK 74029 | Oil & Gas Operator | Oct 2024 |
| 3 | Evans Oil Inc. | Lebo, KS 66856 | Oil Operator | Jun 2025 |
| 4 | Evenson Oil Oper | Oil Operator | Nov 1991 |