Oil & Gas Companies in Kansas
| Company Name | Company Location | Company Type | Most Recent Production |
| 201 | Arrowhead Exploration, LLC | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 202 | Arrowhead Petrol | | Oil & Gas Operator | Feb 1992 |
| 203 | Arrowhead Petroleum Of Kansas, Inc. | Wellington, KS 67152 | Oil & Gas Operator | Oct 2004 |
| 204 | Arroyo Petroleum | Wichita, KS 67205 | Oil Operator | Mar 2001 |
| 205 | Asg Holdings LLC | Colorado Springs, CO 80907 | Oil Operator | Nov 2009 |
| 206 | Ash Donald D Oil | | Oil & Gas Operator | Feb 1986 |
| 207 | Ash, Wiley R., Jr. | Andover, KS 67002 | Oil & Gas Operator | Mar 1990 |
| 208 | Ash-Bie Oil Co | Ellis, KS 67637 | Oil Operator | Nov 1998 |
| 209 | Asher Associates Inc | Centennial, CO 80112 | Oil & Gas Operator | Aug 2016 |
| 210 | Ashford, Jerry | Caney, KS 67333 | Oil Operator | Aug 1992 |
| 211 | Ashley, Jim Company | Broken Arrow, OK 74012 | Oil Operator | Jun 2025 |
| 212 | Ashlock True | | Oil Operator | Nov 1987 |
| 213 | Ashlock, Beryl Roderick | Virgil, KS 66870 | Oil Operator | Dec 2019 |
| 214 | Ashlock, Edd | Neal, KS 66863 | Oil Operator | Dec 1986 |
| 215 | Ashlock, Ernest H. | Overland Park, KS 66202 | Oil Operator | Jun 1987 |
| 216 | Aspen Drilling C | | Oil & Gas Operator | Aug 1988 |
| 217 | Aspen Energy Group, Inc. | Santa Ynez, CA 93460 | Oil & Gas Operator | Mar 2015 |
| 218 | Associated Oil & | | Oil Operator | Mar 1986 |
| 219 | Associated Petro | | Oil & Gas Operator | Aug 1994 |
| 220 | Associated Petroleum Consultants, Inc. | Wichita, KS 67202 | Gas Operator | Dec 2013 |
| 221 | Atlantis Oil Cor | | Oil Operator | Sep 1989 |
| 222 | Atlas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Oct 2025 |
| 223 | Attica Gas Ventu | | Oil & Gas Operator | Dec 1995 |
| 224 | Audrey Oil & Gas LLC | Pampa, TX 79066 | Oil & Gas Operator | Oct 2025 |
| 225 | Austin, John F. | Baton Rouge, LA 70879 | Oil Operator | May 1992 |
| 226 | Austin, Robert E. | Miami, OK 74354 | Oil Operator | Dec 1995 |
| 227 | Austin, Robert L. | Stafford, KS 67578 | Oil & Gas Operator | Dec 1999 |
| 228 | Avalanche Oil & Gas LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Oct 2025 |
| 229 | Axem Resources I | | Oil Operator | Aug 1995 |
| 230 | Aylward Drilling | | Oil & Gas Operator | Dec 1986 |
| 231 | Azkan Oil & Gas LLC | | Oil Operator | Jul 2024 |
| 232 | Aztec Oil Operating LLC | El Dorado, KS 67042 | Oil & Gas Operator | Jun 2025 |
Production numbers shown above are only for Kansas and for the production period listed.