| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Landor Oil Co. | San Marcos, TX 78666 | Oil Operator | Oct 2025 |
| 2 | Libom Oil Company | Elmsford, NY 10523 | Oil & Gas Operator | Aug 2003 |
| 3 | Lightning Oil Company | San Antonio, TX 78209 | Oil & Gas Operator | Oct 2025 |
| 4 | Lone Star Operating Company | Pearsall, TX 78061 | Oil & Gas Operator | Oct 2025 |
| 5 | Longshot Energy LLC | League City, TX 77573 | Oil Operator | Oct 2025 |
| 6 | Lott Production Company | San Antonio, TX 78217 | Oil & Gas Operator | Oct 2025 |
| 7 | Lucros International Corporation | Van Buren, AR 72956 | Oil & Gas Operator | Oct 2025 |
| 8 | Lynch, W. Waldo | Uvalde, TX 78801 | Oil & Gas Operator | Jan 1996 |