| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Jason Oil Company, LLC | Russell, KS 67665 | Oil Operator | Jun 2025 |
| 2 | Jay C. Boyer Oil | Oil Operator | Nov 2009 | |
| 3 | JD Production Co | Waco, TX 76702 | Oil & Gas Operator | Dec 2009 |
| 4 | Jezek, Ernest D. | Holyrood, KS 67450 | Oil Operator | Dec 2019 |
| 5 | JJ Leasing | Bartlesville, OK 74006 | Oil Operator | Feb 1989 |
| 6 | John O. Farmer, Inc. | Oil & Gas Operator | Dec 1996 | |
| 7 | John Roy Evans Oil Company LLC | Claflin, KS 67525 | Oil Operator | Jun 2025 |