Oil & Gas Companies in Clark County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Mach Petroleum, Inc. | Tulsa, OK 74153 | Oil & Gas Operator | Nov 2014 |
| 2 | Manuel Corporation | Wichita, KS 67206 | Oil & Gas Operator | Jul 2025 |
| 3 | Marathon Oil Com | | Oil & Gas Operator | Dec 1996 |
| 4 | Marlin Oil Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Jun 2025 |
| 5 | Marmik Oil Compa | | Oil Operator | Jun 1995 |
| 6 | Marmik Oil Company | El Dorado, AR 71730 | Oil & Gas Operator | Jan 2015 |
| 7 | Maxus Exploratio | | Oil Operator | Jun 1991 |
| 8 | MBR Resources, Inc. | Tulsa, OK 74119 | Oil & Gas Operator | Oct 2025 |
| 9 | McCoy Petroleum | | Oil & Gas Operator | Aug 1996 |
| 10 | McCoy Petroleum Corporation | Wichita, KS 67207 | Oil & Gas Operator | Aug 2025 |
| 11 | Mesa Operating Co. | Irving, TX 75039 | Oil & Gas Operator | Aug 1997 |
| 12 | Mesa Operating L | | Oil & Gas Operator | Dec 1996 |
| 13 | Mesa Petroleum C | | Oil & Gas Operator | Dec 1986 |
| 14 | Mewbourne Oil Company | Tyler, TX 75711 | Oil & Gas Operator | Oct 2025 |
| 15 | Meyer Douglas P | Longmont, CO 80501 | Oil & Gas Operator | Aug 2006 |
| 16 | Mid-Continent Energy Corp. | Wichita, KS 67208 | Oil & Gas Operator | Jun 2025 |
| 17 | Midco Exploration, Inc. | Westmont, IL 60559 | Oil & Gas Operator | Jun 2025 |
| 18 | Mitchell Energy | | Oil & Gas Operator | Dec 1996 |
| 19 | Molz Oil Company | Kiowa, KS 67070 | Oil & Gas Operator | Jul 2025 |
| 20 | Mull Drilling Company | Wichita, KS 67206 | Oil & Gas Operator | Aug 2025 |
| 21 | Murfin Drilling | | Oil & Gas Operator | Jul 1997 |
| 22 | Murfin Drilling Company Inc | Wichita, KS 67202 | Oil & Gas Operator | Aug 2025 |
| 23 | Mustang Fuel Cor | | Oil & Gas Operator | Dec 1990 |
Production numbers shown above are only for Clark County, KS and for the production period listed.