Oil & Gas Companies in Morton County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Eagle Exploratio | | Oil & Gas Operator | Oct 1991 |
| 2 | Edison Operating Company LLC | Wichita, KS 67226 | Oil & Gas Operator | Jun 2025 |
| 3 | El Paso E&P Company, L.P. | Houston, TX 77002 | Oil & Gas Operator | Mar 2013 |
| 4 | Elevate Energy LTD | Aurora, CO 80016 | Oil & Gas Operator | Jun 2025 |
| 5 | Elm III Operating Company LLC | Edmond, OK 73013 | Oil & Gas Operator | Jun 2025 |
| 6 | Energypro, Inc. | Magnolia, TX 77354 | Oil & Gas Operator | Oct 2025 |
| 7 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 8 | Ensign Operating | | Oil & Gas Operator | Oct 1994 |
| 9 | Enterra Resources, LLC | Edmond, OK 73083 | Oil & Gas Operator | Jun 2025 |
| 10 | EOG Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 2025 |
| 11 | Extreme Energy Co | | Oil & Gas Operator | Jun 2025 |
| 12 | Exxon Corporatio | | Oil & Gas Operator | Dec 1995 |
| 13 | Exxon Mobil Corporation | Spring, TX 77389 | Oil & Gas Operator | Oct 2025 |
| 14 | Exxonmobil Oil Corp | Houston, TX 77210 | Oil & Gas Operator | Jul 2025 |
Production numbers shown above are only for Morton County, KS and for the production period listed.