Oil & Gas Companies in Washington County, OH
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Ohio Energy Assets, Inc. | Laurelville, OH 43135 | Oil & Gas Operator | Dec 2014 |
| 2 | Ohio L & M Company Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 2008 |
| 3 | Ohio Production Corp | Westerville, OH 43081 | Oil & Gas Operator | Dec 2001 |
| 4 | Oiltex, Inc. | Baltimore, MD 21221 | Oil & Gas Operator | Dec 2013 |
| 5 | Okmar Oil Company | Marietta, OH 45750 | Oil & Gas Operator | Jun 2005 |
| 6 | Old South Oil LLC | Marietta, OH 45750 | Oil & Gas Operator | Dec 2025 |
| 7 | Omega Oil Corp | Lafayette, IN 47903 | Oil & Gas Operator | Dec 1987 |
| 8 | Ows Acquisition Co LLC | Louisville, OH 44641 | Oil & Gas Operator | Dec 2024 |
| 9 | Oxford Oil | Zanesville, OH 43702 | Oil & Gas Operator | Dec 2012 |
Production numbers shown above are only for Washington County, OH and for the production period listed.