| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Jack W. Grigsby | Oil & Gas Operator | Sep 2001 | |
| 2 | Jeems Bayou Production Corp. | Oil City, LA 71061 | Oil & Gas Operator | Oct 2025 |
| 3 | Jones-O'Brien, Inc. | Oil & Gas Operator | Feb 1982 | |
| 4 | Justiss Oil Company, Inc. | Jena, LA 71342 | Oil & Gas Operator | Jun 2025 |
| 5 | Justiss-Mears Oil Co. | Oil & Gas Operator | Feb 1981 |