| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | R C Poling Co Inc | Junction City, OH 43748 | Oil & Gas Operator | Dec 2023 |
| 2 | Ralph E Shorts Drilling | Polk, OH 44866 | Oil & Gas Operator | Dec 2022 |
| 3 | Rhine Oil Co LLC | Dalton, OH 44618 | Oil & Gas Operator | Dec 1999 |
| 4 | Ridgeway Resources | Barberton, OH 44203 | Oil & Gas Operator | Dec 2012 |
| 5 | Roman Well Services Inc | Lakeville, OH 44638 | Oil & Gas Operator | Dec 2022 |
| 6 | Ronald A Gibson & Assoc Inc | Avon Lake, OH 44012 | Oil & Gas Operator | Dec 2023 |
| 7 | Royal Petroleum Prop Inc | Woodville, OH 43469 | Oil & Gas Operator | Dec 1990 |
| 8 | Ruffner Petroleum Corp | Akron, OH 44308 | Oil & Gas Operator | Dec 2000 |