| MacFerrin, Barbara | HR Specialist — Learning & Development | Human Resources | (303) 335-4973 | Email |
| Manian, Catherine | Open Space Specialist | Parks, Recreation & Open Space | (303) 335-4742 | Email |
| Mansurabadi, Mahyar | Financial Analyist | Finance/Sales Tax Licensing | (303) 335-4524 | Email |
| Maralit, Eleanor | Plans Examiner | Community Development | (303) 335-4585 | Email |
| Marinkovich, Jacob | Open Space Technician | Parks, Recreation & Open Space | | Email |
| Martin, Kathy | Recreation Superintendent | Parks, Recreation & Open Space, Recreation & Senior Services | (303) 335-4903 | Email |
| Meili, Brendon | Ranger Naturalist | Parks, Recreation & Open Space | (303) 335-4770 | Email |
| Miller, Hannah | Sustainability Specialist | City Manager's Office | (720) 355-5046 | Email |
| Monzingo, Jeff | Human Resources Director | Human Resources | (303) 335-4792 | Email |
| Moore, Scott | Crime Prevention Specialist | Police | (303) 335-4688 | Email |
| Morgan, Tricia | Meal Site Coordinator | Recreation & Senior Services | (303) 335-4931 | Email |
| Morton, Marc | Open Space Technician | Parks, Recreation & Open Space | (720) 948-1164 | Email |
| Muniz, Jill | Supervisor of Horticulture and Streetscapes | Parks, Recreation & Open Space | | Email |
| Muratti, Gabby | Planning Technician | Community Development | (303) 335-4592 | Email |
