| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Ohio L & M Company Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2008 |
| 2 | Oil & Realty Devlop Inc | Columbus, OH 43212 | Oil Operator | Dec 1986 |
| 3 | Old South Oil LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2023 |
| 4 | Orwig Oil Company Inc | Bradenton, FL 34212 | Oil & Gas Operator | Dec 2022 |
| 5 | Ows Acquisition Co LLC | Bolivar, OH 44612 | Oil & Gas Operator | Dec 2022 |
| 6 | Oxford Oil | Zanesville, OH 43702-0910-0910 | Oil & Gas Operator | Dec 2012 |