| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | J. K. Brown, Inc. | Littleton, CO 80161 | Gas Operator | Dec 2019 |
| 2 | JBG Oil & Gas Company LLC | Ashland, KS 67831 | Oil & Gas Operator | Dec 2023 |
| 3 | Jeffery Energy Corporation | Meade, KS 67864 | Gas Operator | Dec 2019 |
| 4 | Jo-Allyn Oil Co Inc | Laverne, OK 73848 | Oil & Gas Operator | Feb 2024 |
| 5 | John H. Booth, Inc. | Tulsa, OK 74170 | Oil & Gas Operator | Dec 2023 |
| 6 | Jones G R Oil & | Oil & Gas Operator | Nov 1993 |