| Cantoran, Daniel | Utilities Specialist | Utilities | 949-718-3425 | |
| Cardenas, Jose | Senior Services Van Driver | Recreation | 949-644-3244 | |
| Cardenaz, Felipe | Maintenance Worker I | Public Works Municipal Operations | 949-718-3463 | |
| Carney, Seanne | Fiscal Specialist | Finance | 949-644-3051 | |
| Carpenter, Patricia | Civil Engineer, Associate | Public Works | 949-644-3344 | |
| Carr, Justin | Fire Chief, Assistant | Fire | 949-644-3040 | |
| Carter, Bryan | Firefighter Paramedic 112 Hour | Fire | 949-644-3104 | |
| Castaneda, Crystal | Recreation Leader | Recreation | | |
| Castanon, Alfredo | Engineer, Associate | Public Works | 949-644-3314 | |
| Castillo, Pedro | Utilities Specialist, Senior | Utilities | 949-718-3416 | |
| Cataldo, Nicholas | Park Patrol Officer | Recreation | | |
| Cathey, Geoffrey | Firefighter Paramedic 80 HR | Fire | 949-644-3104 | |
| Catlett, Scott | Finance Director/City Treasurer | Finance | 949-644-3126 | |
| Catron, Steffen | Field Superintendent II | Utilities | 949-718-3402 | |
| Cecena, Amanda | Recreation Leader | Recreation | | |
| Chalmers, Noel | Library Page | Library - City | 949-717-3838 | |
| Chapel, Christine | Librarian I | Library - City | 949-717-3832 | |
| Chapman, James | Fire Captain 112 Hours | Fire | 949-644-3104 | |
| Chhouk, Socheata | Civil Engineer, Associate | Public Works | 949-644-3346 | |
| Chidley, Joel | Firefighter Paramedic 112 Hour | Fire | 949-644-3355 | |
