| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Leali & Leali Oil Inc | Hermitage, PA 16148-9020 | Oil & Gas Operator | Dec 2016 |
| 2 | Lenape Resources Corp | Oil & Gas Operator | Dec 2000 | |
| 3 | Lightning Oil Co LTD | Mentor, OH 44060-4963 | Gas Operator | Dec 1998 |
| 4 | Lindell & Maney | Warren, PA 16365-3643 | Oil & Gas Operator | Dec 2008 |
| 5 | Lindell & Maney LLC | Warren, PA 16365-3670 | Oil & Gas Operator | Dec 2023 |
| 6 | Lion Energy Co LLC | Wexford, PA 15090-6315 | Oil & Gas Operator | Dec 2014 |