| Legault, Tom | Public Works Inspector, Senior | Public Works | 949-270-8134 | |
| Leith, Joshua | Fire Services Coordinator | Fire | | |
| Leman, Gabriela | Literacy Coordinator | Library - City | 949-717-3875 | |
| Leon, Jasmine | Department Assistant | Community Development | 949-644-3201 | |
| Leon Mis, Maritza | Human Resources Analyst | Human Resources | 949-644-3307 | |
| Leung, Grace | City Manager | City Manager | 949-644-3233 | |
| Leutbecher, William | Public Works Crew Chief | Public Works Municipal Operations | 949-718-3489 | |
| Levin, Sean | Recreation & Senior Services Director | Recreation | 949-644-3159 | |
| Levins, Adam | Firefighter Paramedic 112 Hour (On Or After 1-1-2016) | Fire | 949-644-3355 | |
| Lewis, James | Lifeguard II | Fire | | |
| Liberto, Michael | Fire Captain 112 Hours | Fire | 949-644-3104 | |
| Librando, Davnette | Accountant, Senior | Finance | 949-644-3243 | |
| Light, Ian | Firefighter Paramedic 112 Hour (On Or After 1-1-2016) | Fire | 949-644-3113 | |
| Lightfoot, Rebecca | Library Services Manager | Library - City | 949-717-3819 | |
| Lim, Jeremiah | Accountant, Senior | Finance | 949-644-3242 | |
| Lindeman, Marie | Administrative Assistant | Public Works Municipal Operations | 949-644-3061 | |
| Lindroth, Ryan | Lifeguard II | Fire | | |
| Link, Harold | Electrical & Instrumentation Specialist | Public Works Municipal Operations | 949-718-3471 | |
| Littrell, Caine | Lifeguard II | Fire | | |
| Liu, Zhengyang | Civil Engineer - Plan Check | Community Development | 949-644-3202 | |
