| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | J & D Investment | Oil Operator | Oct 1993 | |
| 2 | J & J Contract Pumping LLC | Wakeeney, KS 67672 | Oil Operator | Dec 2023 |
| 3 | Jake'S Oil Co. | Oil Operator | Oct 2019 | |
| 4 | Jason Oil Company, LLC | Russell, KS 67665 | Oil Operator | Dec 2023 |
| 5 | Jay Boy Oil Inco | Oil & Gas Operator | May 1992 | |
| 6 | John O. Farmer, Inc. | Oil & Gas Operator | Dec 1996 |