Oil & Gas Companies in Guernsey County, OH
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | D&D Energy Company | N.Canton, OH 44721 | Oil & Gas Operator | Dec 2020 |
| 2 | David A Waldron & Assoc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2016 |
| 3 | David R Hill Inc | Byesville, OH 43723 | Oil & Gas Operator | Dec 2024 |
| 4 | Deer Creek Inc | Cambridge, OH 43725 | Oil & Gas Operator | Dec 2019 |
| 5 | Derby Oil & Gas Corp | Cumberland, OH 43732 | Oil & Gas Operator | Dec 1986 |
| 6 | Derby Operating Corp | Wooster, OH 44691 | Oil & Gas Operator | Dec 2024 |
| 7 | Dever Linda K | Norwalk, OH 43767 | Oil & Gas Operator | Dec 2024 |
| 8 | Devon Energy Production Company, L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Feb 2026 |
| 9 | Diamond Energy Resour Inc | New Philadelphi, OH 44663 | Oil & Gas Operator | Dec 1990 |
| 10 | Dimple Rock Development | Uhrichsville, OH 44683 | Oil & Gas Operator | Dec 2014 |
| 11 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Feb 2026 |
| 12 | Dixie Energy Co Inc | Columbus, OH 43221-2546 | Oil & Gas Operator | Dec 1987 |
| 13 | Dominion East Ohio | North Canton, OH 44720 | Oil & Gas Operator | Dec 2023 |
| 14 | Donoco Inc | Cambridge, OH 43725 | Oil & Gas Operator | Dec 1984 |
| 15 | Dover Atwood Corp. | Massillon, OH 44646 | Oil & Gas Operator | Dec 2024 |
| 16 | Dupke Roger Oil Co Inc | Reno, OH 45773 | Oil & Gas Operator | Dec 2004 |
| 17 | Dusty Drilling & Producing Corp | New Lexington, OH 43764-1552 | Oil & Gas Operator | Dec 2005 |
Production numbers shown above are only for Guernsey County, OH and for the production period listed.