| Machak, Jesse | Operations Supervisor - Highway | Highway Department | (715) 261-1815 | Email |
| Mader, Jared | Water Resources Technician | Conservation, Planning & Zoning | (715) 261-6027 | Email |
| Main Number, Campsite Reservations | Campsite Reservations Phone Number | Parks, Recreation & Forestry | (715) 261-1550 | |
| Main Number, Facilities & Capital Management | Facilities Main Phone Number | Facilities & Capital Management | (715) 261-6980 | |
| Marchel, Tracy | IT Specialist - PC | City-County I.T. Commission | (715) 261-6711 | Email |
| Marier, Joseph | IT Analyst - Network | City-County I.T. Commission | | Email |
| Marschall, Ashley | Paralegal | District Attorney | (715) 261-1093 | Email |
| Marschall, Cody | Assistant District Attorney | District Attorney | (715) 261-1111 | Email |
| Martell, Stephanie | Library Business Specialist | Library | (715) 261-7212 | Email |
| Marten, Sandra | Administrative Specialist | Health Department | (715) 261-1947 | Email |
| Mattson, Cherie | Custodial Supervisor | Facilities & Capital Management | (715) 261-6984 | Email |
| Mayer Jr, Robert | Real Property Lister | Conservation, Planning & Zoning | (715) 261-1164 | Email |
| Mayo, Kyle | District Attorney | District Attorney | (715) 261-1111 | Email |
| McCarthy, Michelle | Accounting Specialist | Parks, Recreation & Forestry | (715) 261-1564 | Email |
| McDougal, Michelle | Disability Benefit Specialist | ADRC-CW | (888) 486-9545 | Email |
| McGarry, Rory | Deputy District Attorney | District Attorney | (715) 261-1111 | Email |
| McGee, Rhea | Senior Administrative Specialist | Administration | (715) 261-1401 | Email |
| McGivern, Mallory | Interim Area Extension Director | UW Extension | (715) 261-1248 | Email |
| Michalski, Janice | Accounting Specialist | Finance | (715) 261-1173 | Email |
| Mijal, Sandy | MOW Driver | ADRC-CW | (888) 486-9545 | Email |
| Miller, Jayme | Administrative Assistant | Social Services | (715) 261-7500 | Email |
| Millhausen, William | Chief Deputy Sheriff | Sheriff | (715) 261-1200 | |
| Miskimins, Laurie | Conservation, Planning, & Zoning Director | Conservation, Planning & Zoning | (715) 261-6024 | Email |
| Morgan, Venus | Administrative Assistant | Social Services | (715) 261-7555 | |
| Morris, Julie | Social Worker | Social Services | (715) 261-7500 | Email |
| Morris, Molly | Nutrition Program Supervisor | ADRC-CW | (888) 486-9545 | Email |
| Moze, Megan | Public Health Nurse | Health Department | (715) 261-1910 | Email |
| Mroczenski, Becky | Public Health Nurse | Health Department | (715) 261-1944 | Email |
| Mroczenski, Bradley | Operations Supervisor - Parks | Parks, Recreation & Forestry | (715) 261-1577 | Email |
| Murphy, Trista | Human Resources Generalist | Human Resources | (715) 261-1452 | Email |
