| 1 | Lakehills Production, Inc. | Austin, TX 78701 | Oil & Gas Operator | Dec 2024 |
| 2 | Laron Oil Corporation | Seguin, TX 78155 | Oil & Gas Operator | Jul 1997 |
| 3 | LBN Oil Co., Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | May 1998 |
| 4 | Legacy Oil & Gas, Inc. | Portland, TX 78374 | Oil & Gas Operator | Dec 2024 |
| 5 | Legend Energy Texas, LLC | Arlington, TX 76002 | Oil & Gas Operator | Dec 2024 |
| 6 | Lindenmuth & Associates Inc | Austin, TX 78703 | Oil & Gas Operator | Aug 2024 |
| 7 | Linn Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Jan 2019 |
| 8 | Linn Operating, Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2017 |
| 9 | Little, Lou Operating Co., Inc. | Portland, TX 78374 | Oil & Gas Operator | Sep 2014 |
| 10 | LMP Petroleum, Inc. | Corpus Chrsti, TX 78477 | Oil & Gas Operator | Jan 2010 |
| 11 | Lodestone Operating, Inc. | Portland, TX 78374 | Oil & Gas Operator | Dec 2024 |
| 12 | Lodi Drilling & Service Co. | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Dec 2024 |
| 13 | Lomak Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 1998 |
| 14 | Low-End Oil LLC | Austin, TX 78748 | Oil Operator | Dec 2024 |
| 15 | Lundberg Operating Corporation | Dallas, TX 75225 | Oil & Gas Operator | Oct 2002 |
| 16 | Lyon Operating Company Inc.(Iii) | Jacksboro, TX 76458 | Oil & Gas Operator | Dec 2024 |
| 17 | Lytle Creek Operating, Inc. | Abilene, TX 79606 | Oil & Gas Operator | Dec 2024 |