| Luchavalencia, Vidal | Contractor | Public Works | | |
| Lopez, Gabriel | Contractor | Public Works | | |
| Le Master, Janet | Contractor | Public Works | | |
| Lawyer, Gregory | Contractor | Public Works | | |
| Loke, Eric | Civil Engineer, Senior | Public Works | 949-644-3336 | |
| Loo, Bryan | Civil Engineer, Associate | Public Works | 949-644-3324 | |
| Lopez, Vanessa | Recreation Leader, Senior | Recreation & Senior Services | | |
| Logan, Nicole | Recreation Leader, Senior | Recreation & Senior Services | | |
| Limon, Amelie | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Levin, Lucy | Recreation Leader, Senior | Recreation & Senior Services | | |
| Levin, Sean | Recreation & Senior Services Director | Recreation & Senior Services | 949-644-3159 | |
| Lesieur, Emma | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Lee, Patrick | Park Patrol Officer | Recreation & Senior Services | | |
| Lynch, Michael | Utilities Supervisor | Utilities | 949-718-3415 | |
