Oil & Gas Companies in Montgomery County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | A X & P Incorpor | | Oil Operator | Sep 1996 |
| 2 | A X & P, Inc. | Independence, KS 67301 | Oil & Gas Operator | Jul 2015 |
| 3 | A-1 Well Service | Coffeyville, KS 67337-9578 | Oil & Gas Operator | Mar 2021 |
| 4 | A. R. & R., LTD. | Bartlesville, OK 74006 | Oil & Gas Operator | Jun 2025 |
| 5 | A. T. Oil | Bartlesville, OK 74003 | Oil Operator | Mar 1996 |
| 6 | Acl Production, LLC | Independence, KS 67301 | Oil Operator | Sep 2017 |
| 7 | Adr Operating, Inc. | Independence, KS 67301 | Oil & Gas Operator | Sep 2013 |
| 8 | Aesir Energy | | Oil Operator | Oct 2007 |
| 9 | Alexander, Gary M. | Peru, KS 67360 | Oil Operator | Mar 2025 |
| 10 | Allam WM Robt Jr | | Oil Operator | Aug 1993 |
| 11 | Allenergy, Inc. | Grove, OK 74345 | Oil & Gas Operator | Jul 2012 |
| 12 | American Warrior Inc | Garden City, KS 67846 | Oil & Gas Operator | Jun 2025 |
| 13 | Aquila Resources | Burkesville, KY 42717 | Oil & Gas Operator | Dec 2022 |
| 14 | Argas Incorporat | | Oil & Gas Operator | Aug 1995 |
| 15 | Asg Holdings LLC | Colorado Springs, CO 80907 | Oil Operator | Nov 2009 |
| 16 | Ashford, Jerry | Caney, KS 67333 | Oil Operator | Aug 1992 |
Production numbers shown above are only for Montgomery County, KS and for the production period listed.