| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | J & J Oil Company | Luling, TX 78648 | Oil & Gas Operator | Mar 2015 |
| 2 | J & J Oil Venture | Jacksonville, TX 75766 | Oil & Gas Operator | Aug 1996 |
| 3 | Jad Oil, Inc. | Hallettsville, TX 77964 | Oil & Gas Operator | Jul 2025 |
| 4 | JKW Energy Division | Abilene, TX 79608 | Oil & Gas Operator | Aug 2010 |
| 5 | Joe R. Cheatham Oil Company | Lockhart, TX 78644 | Oil Operator | Jul 2025 |
| 6 | Jupiter Energy LLC | Richmond, TX 77469 | Oil Operator | Jul 2025 |