| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Eclipse Resources-Ohio LLC | Morgantown, WV 26508 | Oil & Gas Operator | Dec 2020 |
| 2 | Edco Drilling & Producing | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 2006 |
| 3 | Eei Inc | MT Pleasant, MI 48858 | Oil & Gas Operator | Dec 1990 |
| 4 | Environmental BR Ser Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 1987 |
| 5 | Excalibur Exploration Inc | Greentown, OH 44630 | Oil & Gas Operator | Dec 2020 |
| 6 | Explore Energy Corp. | Westerville, OH 43086 | Oil & Gas Operator | Dec 2016 |