| Chhouk, Socheata | Civil Engineer, Associate | Public Works | 949-644-3346 | |
| Contreras, Edward | Public Works Technical Aide | Public Works | 949-644-3348 | |
| Cortes, Paul | Fire Engineer 112 Hour | Fire | 949-644-3355 | |
| Chidley, Joel | Firefighter Paramedic 112 Hour (Before 1-1-2016) | Fire | 949-644-3355 | |
| Callinan, Ryan | Firefighter Paramedic 112 Hour (Before 1-1-2016) | Fire | 949-644-3355 | |
| Cozza, Trent | Firefighter Paramedic 112 Hour (On Or After 1-1-2016) | Fire | 949-644-3372 | |
| Carstensen, Nicholas | Public Works Technical Aide | Public Works | 949-644-3486 | |
| Chapel, Christine | Librarian I | Library - City | 949-717-3832 | |
| Costa, Richard | Library Clerk I | Library - City | 949-717-3838 | |
| Coon, Elyssa | Library Page | Library - City | 949-717-3838 | |
| Chalmers, Noel | Library Page | Library - City | 949-717-3838 | |
| Carmody, Eric | Library Page | Library - City | 949-717-3851 | |
| Chiu, Emily | Library Clerk II | Library - City | 949-717-3854 | |
| Catron, Steffen | Water Operations Superintendent | Utilities | 949-718-3402 | |
| Curry, John | Electrical & Instrumentation Specialist | Utilities | 949-718-3406 | |
| Carranza, Joseph | Utilities Specialist | Utilities | 949-718-3416 | |
| Curran, Johnathan | Utilities Specialist | Utilities | 949-718-3416 | |
| Cantoran, Daniel | Utilities Specialist | Utilities | 949-718-3416 | |
| Castillo, Pedro | Utilities Specialist, Senior | Utilities | 949-718-3416 | |
| Curry, Michael | Utilities Supervisor | Utilities | 949-718-3417 | |
