Oil & Gas Companies in Franklin County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | M & C Oil Incorp | | Oil Operator | Mar 1995 |
| 2 | M. A. B. Production | | Oil Operator | Nov 2009 |
| 3 | Magnum Exploration Kansas, LLC | Lipan, TX 76462 | Oil Operator | Oct 2016 |
| 4 | Maple Leaf Energ | | Oil & Gas Operator | Sep 1989 |
| 5 | Mastel, Francis E. | Rantoul, KS 66079 | Oil Operator | Oct 2009 |
| 6 | Mauslein, Lenore | Wellsville, KS 66092 | Oil Operator | Oct 2001 |
| 7 | McGown Drilling | | Oil Operator | Apr 1993 |
| 8 | McMullin Well Se | | Oil & Gas Operator | Sep 1995 |
| 9 | McMullin, Douglas | Wellsville, KS 66092 | Oil Operator | Jun 2025 |
| 10 | Medlen, Dean S. | Rantoul, KS 66079 | Oil Operator | Aug 1993 |
| 11 | Mid States Energ | | Oil Operator | Aug 1985 |
| 12 | Midstates Energy Operating, LLC | FT Myers, FL 33912 | Oil Operator | Jun 2025 |
Production numbers shown above are only for Franklin County, KS and for the production period listed.