| Marquez Reynoso, Bryan | Maintenance Worker | Municipal Operations | 949-644-3084 | |
| Montana, Steve | Maintenance Worker | Municipal Operations | 949-718-3463 | |
| Mortimer, Garrett | Maintenance Worker | Municipal Operations | | |
| Mullinax, Carrera | Management Analyst | Community Development | 949-644-3206 | |
| Mesropian, Sabrina | Management Analyst, Assistant | Utilities | 949-718-3404 | |
| Myers, Rochelle | Management Analyst, Senior | Finance | 949-644-3022 | |
| Mejia, Ronald | Permit Technician I | Community Development | 949-644-3251 | |
| Mason, Luke | Public Works Supervisor | Municipal Operations | 949-644-3067 | |
| Melero, Stephanie | Recreation Coordinator | Recreation & Senior Services | 949-718-1827 | |
| Materassi, Luca | Recreation Leader, Senior | Recreation & Senior Services | | |
| Martinez, Emilio | Recreation Leader, Senior | Recreation & Senior Services | | |
| Mendoza, Princess | Recreation Leader, Senior | Recreation & Senior Services | | |
| Myers, Jordyn | Recreation Leader, Senior | Recreation & Senior Services | | |
| Moreno, Ashlee | Recreation Leader, Senior | Recreation & Senior Services | | |
| Morales, Yarely | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Martin, Stella | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Metcalf, Audrey | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Morrison, Benjamin | Support Services Aide | Fire | 949-644-3114 | |
| Moureaux, James | Utilities Specialist, Senior | Utilities | 949-718-3416 | |
| Meadow, Michael | Utilities Specialist, Senior | Utilities | 949-718-4418 | |
