Oil & Gas Companies in Ellis County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | A & A Discovery, Inc | Hill City, KS 67642 | Oil Operator | Aug 2002 |
| 2 | A P S, Inc. | Hays, KS 67601 | Oil Operator | Mar 2024 |
| 3 | Aaron Oil Operations LLC | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 4 | Abercrombie A L | | Oil & Gas Operator | Nov 1995 |
| 5 | Abercrombie Energy, LLC | Wichita, KS 67212 | Oil & Gas Operator | Jun 2025 |
| 6 | Ace Oil Company | | Oil Operator | Jun 2025 |
| 7 | Addis Family Tru | | Oil Operator | Apr 1992 |
| 8 | Afg Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2009 |
| 9 | Albert R. Braun Oil Operations, LLC (Estate) | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 10 | Allen Drilling C | | Oil & Gas Operator | Nov 1994 |
| 11 | Alpine Drilling | | Oil & Gas Operator | May 1994 |
| 12 | American Energie | | Oil & Gas Operator | May 1995 |
| 13 | American Land And Energy LLC | Castle Pines, CO 80108 | Oil Operator | Jun 2025 |
| 14 | American Petrole | | Oil & Gas Operator | Dec 1996 |
| 15 | American Tank Service LLC | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 16 | American Warrior | | Oil & Gas Operator | Jun 2025 |
| 17 | American Warrior Inc | Garden City, KS 67846 | Oil & Gas Operator | Jun 2025 |
| 18 | Amoco Production | | Oil & Gas Operator | Jun 2012 |
| 19 | Anchor Bay Petroleum | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 20 | Anchor Bay Petroleum LLC | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 21 | Anderson Energy, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Apr 2025 |
| 22 | Anderson Thornto | | Oil & Gas Operator | Mar 1995 |
| 23 | Apache Drilling | | Oil Operator | Sep 1994 |
| 24 | Arcadian Resources LLC | Glen Elder, KS 67446 | Oil & Gas Operator | Oct 2025 |
| 25 | Ardc Inc. | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 26 | Argent Energy (Us) Holdings Inc | Sugar Land, TX 77479 | Oil & Gas Operator | Sep 2021 |
| 27 | Argent Energy, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Dec 2019 |
| 28 | Arp Operating, LLC | Denver, CO 80202 | Oil Operator | Jun 2025 |
| 29 | Arrowhead Exploration, LLC | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 30 | Ash-Bie Oil Co | Ellis, KS 67637 | Oil Operator | Nov 1998 |
| 31 | Austin, John F. | Baton Rouge, LA 70879 | Oil Operator | May 1992 |
| 32 | Aylward Drilling | | Oil & Gas Operator | Dec 1986 |
Production numbers shown above are only for Ellis County, KS and for the production period listed.