| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | L & F Oil Company | Duncan, OK 73533-3636 | Oil Operator | Jun 2009 |
| 2 | Lake Country Disposal II LLC | Oil Operator | Jan 2024 | |
| 3 | Lake Country Disposal LLC | Oil Operator | Jan 2024 | |
| 4 | Lashley Oil Company Inc | Walters, OK 73572 | Oil Operator | Dec 2014 |
| 5 | Latham Roger P C | Dallas, TX 75244 | Oil Operator | Apr 2015 |
| 6 | Latigo Drilling Corporation | Duncan, OK 73534-2150 | Oil & Gas Operator | Feb 2024 |
| 7 | Lemley Oil Corporation | Sulphur, OK 73086-9316 | Oil & Gas Operator | Dec 2023 |
| 8 | Lewis J K | Duncan, OK 73534-1742 | Oil & Gas Operator | Apr 2015 |
| 9 | Lewis Oil Operations LLC | Ratliff City, OK 73481-0220 | Oil & Gas Operator | Feb 2024 |
| 10 | Likins-Foster Honolulu Corp | Foster City, CA 94404 | Oil & Gas Operator | Feb 2015 |
| 11 | LX4 LLC | Oil Operator | Jan 2024 |