Oil & Gas Companies in Ellsworth County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | D S & W Well Ser | | Oil Operator | Nov 1996 |
| 2 | D S & W Well Servicing, Inc. | Great Bend, KS 67530 | Oil & Gas Operator | Dec 2019 |
| 3 | D. R. Lauck Oil Co., Inc. | Wichita, KS 67206 | Oil & Gas Operator | Jul 2019 |
| 4 | Damar Resources, Inc. | Hays, KS 67601 | Oil & Gas Operator | Apr 2025 |
| 5 | Darrah John J Jr | | Oil & Gas Operator | Oct 1994 |
| 6 | Darrah John Jay Jr | Wichita, KS 67201 | Oil & Gas Operator | Aug 2025 |
| 7 | Darrah Oil Company LLC | Wichita, KS 67201 | Oil & Gas Operator | Oct 2025 |
| 8 | Davies & Company | Tulsa, OK 74114 | Oil & Gas Operator | Nov 2000 |
| 9 | Davis Petroleum | | Oil & Gas Operator | Dec 1996 |
| 10 | Davis Petroleum, Inc. | Great Bend, KS 67530 | Oil Operator | Aug 2021 |
| 11 | Davis, Billy F. | Tulsa, OK 74152 | Oil Operator | Jun 1988 |
| 12 | Derrick-Amer Oil | | Oil Operator | Dec 1991 |
| 13 | Dobrinski, Mark E., A General Partnership | Coldwater, KS 67029 | Oil Operator | Feb 2008 |
| 14 | Dolphin Energy LLC | Lake Worth, FL 33467 | Oil & Gas Operator | Jun 2025 |
| 15 | Driscoll, Jerry J Oil Investment Inc | Russell, KS 67665 | Oil Operator | Jun 2025 |
Production numbers shown above are only for Ellsworth County, KS and for the production period listed.