Oil & Gas Companies in Ellis County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | D & G Oil Compan | | Oil Operator | Mar 1988 |
| 2 | D Oil, Inc. | Victoria, KS 67671 | Oil Operator | Jun 2025 |
| 3 | D-Oil Incorporat | | Oil Operator | Aug 1990 |
| 4 | D. R. Lauck Oil Co., Inc. | Wichita, KS 67206 | Oil & Gas Operator | Jul 2019 |
| 5 | Damar Resc Incor | | Oil Operator | Oct 1995 |
| 6 | Damar Resources, Inc. | Hays, KS 67601 | Oil & Gas Operator | Apr 2025 |
| 7 | Darrah Oil Company LLC | Wichita, KS 67201 | Oil & Gas Operator | Oct 2025 |
| 8 | Davis Petroleum, Inc. | Great Bend, KS 67530 | Oil Operator | Aug 2021 |
| 9 | Daystar Petroleum, Inc. | Eureka, KS 67045 | Oil & Gas Operator | Jun 2025 |
| 10 | Dechant Oil Operations, LLC | Hutchinson, KS 67501 | Oil Operator | Jun 2025 |
| 11 | Delta Petroleum Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 2024 |
| 12 | Derrick-Amer Oil | | Oil Operator | Dec 1991 |
| 13 | Deutsch Oil Company | | Oil & Gas Operator | Jun 2025 |
| 14 | Deutscher Oil Operations | | Oil Operator | Jun 2025 |
| 15 | Dexxon, Inc. | Kiefer, OK 74041 | Oil & Gas Operator | Jun 2025 |
| 16 | DGH Oil, LLC | Logan, KS 67646 | Oil Operator | Jun 2025 |
| 17 | DHP Investments, LTD. | Tyler, TX 75703 | Oil Operator | Jun 2025 |
| 18 | Diehl Glenn D Oi | | Oil Operator | Jul 1993 |
| 19 | Diehl Oil Inc | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 20 | Don Karst Well Service, Inc. | Russell, KS 67665 | Oil Operator | May 2025 |
| 21 | Double D'S LLC | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 22 | Double Eagle Exploration Inc | Windthorst, TX 76389 | Oil Operator | Jun 2025 |
| 23 | Downing-Nelson Oil Co Inc | Hays, KS 67601 | Oil & Gas Operator | Jun 2025 |
| 24 | Dreiling Limited | | Oil Operator | Jun 1984 |
| 25 | Dreiling Oil Inc | Hays, KS 67601 | Oil Operator | Jun 2018 |
| 26 | Dreiling Resourc | | Oil Operator | Oct 1996 |
| 27 | Dreiling Resources Inc. | Victoria, KS 67671 | Oil Operator | Sep 1997 |
| 28 | Dunne-Gardner Pe | | Oil & Gas Operator | Nov 1992 |
Production numbers shown above are only for Ellis County, KS and for the production period listed.