| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | L P C Energy, Inc. | Oil & Gas Operator | Mar 1985 | |
| 2 | Lace Operating | Fort Worth, TX 76114 | Oil & Gas Operator | Jun 1997 |
| 3 | Lamar Hunt Trust Est Etal | Oil & Gas Operator | Aug 1996 | |
| 4 | Lamar Hunt Trust Est. | Oil & Gas Operator | Mar 1978 | |
| 5 | Laser Gas Company I, LLC | Oil Operator | Aug 2007 | |
| 6 | Lear Gas Transmission | Oil Operator | Aug 1989 | |
| 7 | Lear Petroleum Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | Aug 1999 |
| 8 | Long Oil & Natural Gas Corp. | Oil & Gas Operator | Feb 1996 | |
| 9 | Louisiana Operating Co., Inc. | Oil & Gas Operator | Aug 1994 | |
| 10 | Louisiana-Hunt Petroleum Corp. | Oil & Gas Operator | Dec 1985 | |
| 11 | Loutex Production Company | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2024 |