Oil & Gas Companies in Ellis County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | E & B Natural Resources Management Corporation | Hays, KS 67601 | Oil & Gas Operator | Aug 2025 |
| 2 | E S P Developmne | | Oil Operator | Oct 1993 |
| 3 | Eagle Oil Compan | | Oil Operator | Jul 1990 |
| 4 | Eagle Petroleum, Inc. | Ellinwood, KS 67526 | Oil Operator | Jun 2025 |
| 5 | Eagle River Energy Corporation | Broken Arrow, OK 74011 | Oil & Gas Operator | Jun 2025 |
| 6 | Ecco | | Oil Operator | Jun 2025 |
| 7 | Edison Operating Company LLC | Wichita, KS 67226 | Oil & Gas Operator | Jun 2025 |
| 8 | Edmiston Oil Com | | Oil & Gas Operator | May 1994 |
| 9 | Edmiston Oil Company, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Jun 2025 |
| 10 | Eleven Eleven Investments, LLC | Hays, KS 67601 | Oil Operator | May 2025 |
| 11 | Elk Energy Holdings LLC | Wichita, KS 67226 | Oil & Gas Operator | Jun 2025 |
| 12 | Elmer L. Karst Oil, A General Partnership | Russell, KS 67665 | Oil Operator | Jun 2025 |
| 13 | Empire Energy E&P, LLC | Mayville, NY 14757 | Oil & Gas Operator | Mar 2019 |
| 14 | Encore Operating Company | Denver, CO 80227 | Oil & Gas Operator | Dec 2019 |
| 15 | Energy Explorati | | Oil & Gas Operator | Oct 1993 |
| 16 | Energy Reserves | | Oil & Gas Operator | Oct 1993 |
| 17 | Engel Investments LLC | Hays, KS 67601 | Oil Operator | Oct 2024 |
| 18 | Enterprise Inc | Hays, KS 67601 | Oil Operator | Sep 2015 |
| 19 | Equinox Oil Company | Plainville, KS 67663 | Oil & Gas Operator | Dec 2019 |
| 20 | Erbert Don Oil C | | Oil Operator | May 1993 |
| 21 | Erbert, Harold | Iola, KS 66749 | Oil Operator | Dec 1992 |
| 22 | Ernst & Steinle | | Oil Operator | Oct 1991 |
| 23 | Esp Development, Inc. | Salina, KS 67401 | Oil Operator | Jun 2025 |
| 24 | Euram Petroleum | | Oil Operator | Apr 1986 |
Production numbers shown above are only for Ellis County, KS and for the production period listed.