| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | La Chalk Gathering System | Oil Operator | Jan 2006 | |
| 2 | La Intrastate Gas Co LLC | Oil Operator | Apr 2004 | |
| 3 | Lamar Oil & Gas, Inc. | Corpus Chrsti, TX 78413 | Oil & Gas Operator | Oct 2025 |
| 4 | Leo Vesenmeir, Jr. | Oil & Gas Operator | Jul 1987 | |
| 5 | Louisiana Fuel Oil Corporation | Oil Operator | Aug 1997 | |
| 6 | Louisiana Intrastate Gas Corp. | Oil Operator | Feb 1994 |