| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | L & M Petroleum Co | Reno, OH 45773 | Oil & Gas Operator | Dec 1987 |
| 2 | Langasco Energy Corp | Alliance, OH 44601 | Oil & Gas Operator | Dec 1987 |
| 3 | Leader Equities Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 1988 |
| 4 | Logan Clay Prod Company | Logan, OH 43138 | Oil & Gas Operator | Dec 2005 |
| 5 | Luoil Inc | Corning, OH 43730 | Oil & Gas Operator | Dec 2023 |
| 6 | Lydic, W. J., Inc. | Zanesville, OH 43702-2310-2310 | Oil & Gas Operator | Jan 2005 |