Licensed Electrical (C-10) contractors in California

The California Contractors State License Board (CSLB) lists 20,686 California contractors classified C-10 (Electrical (C-10)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 14, 2026.

Showing 13,321–13,380 of 20,686 contractors

Optimal Energy INC
Sanger, CA · CSLB #1118325 · as of October 14, 2026
Active · clear
Optima Power And LV INC
Irvine, CA · CSLB #1073411 · as of October 14, 2026
Active · clear
Optimum Electric
Huntington Beach, CA · CSLB #1004588 · as of October 14, 2026
Active · clear
Optimum Electrical INC
Tujunga, CA · CSLB #1032028 · as of October 14, 2026
Active · clear
Optimum Electrical Solutions
Downey, CA · CSLB #1145020 · as of October 14, 2026
Active · clear
Optimum Energy Services
Westlake Village, CA · CSLB #1003962 · as of October 14, 2026
Active · clear
Optimum Solar & Electric
Antelope, CA · CSLB #1092413 · as of October 14, 2026
Active · clear
Optimus Electric Services
Woodland, CA · CSLB #1026754 · as of October 14, 2026
Active · clear
Option One Electric
Riverside, CA · CSLB #952982 · as of October 14, 2026
Active · clear
Option One Solar
Apple Valley, CA · CSLB #985340 · as of October 14, 2026
Active · clear
Opulent Power Solutions LLC
Anaheim, CA · CSLB #1125004 · as of October 14, 2026
Active · clear
Theodore O'quin
Corona, CA · CSLB #965092 · as of October 14, 2026
Active · clear
Oragon Electric
Lakewood, CA · CSLB #804365 · as of October 14, 2026
Active · clear
Osama Oraha Al-rais
Spring Valley, CA · CSLB #1017489 · as of October 14, 2026
Active · clear
Carlos Guzman Orellana
North Hollywood, CA · CSLB #705127 · as of October 14, 2026
Active · clear
Orange Cat Electric Service
San Diego, CA · CSLB #947616 · as of October 14, 2026
Active · clear
Orange Coast Electric INC
Orange, CA · CSLB #396028 · as of October 14, 2026
Active · clear
Orange Coast Solar INC
Irvine, CA · CSLB #1122855 · as of October 14, 2026
Active · clear
Orange County Certified Electric INC
Mission Viejo, CA · CSLB #1102090 · as of October 14, 2026
Active · clear
Orange County Electricians LLC
Irvine, CA · CSLB #1133600 · as of October 14, 2026
Active · clear
Mark Senk INC DBA Orange Solar
El Cajon, CA · CSLB #1081867 · as of October 14, 2026
Active · clear
Orbis Electrical Works
San Jose, CA · CSLB #1023506 · as of October 14, 2026
Active · clear
Orbis Nexus INC
Turlock, CA · CSLB #1117540 · as of October 14, 2026
Active · clear
Orbit Electric
San Francisco, CA · CSLB #951262 · as of October 14, 2026
Active · clear
Orbit Wiring Electric Systems INC
Los Angeles, CA · CSLB #1106996 · as of October 14, 2026
Active · clear
Orchard City Electric
Campbell, CA · CSLB #1027433 · as of October 14, 2026
Active · clear
Leo Orciuoli Electrical Contracting
El Dorado Hills, CA · CSLB #852803 · as of October 14, 2026
Active · clear
Rene Ordonez
Los Angeles, CA · CSLB #956777 · as of October 14, 2026
Active · clear
Ore Electric
La Mirada, CA · CSLB #1140893 · as of October 14, 2026
Active · clear
Oregon Electric Group
Portland, CA · CSLB #820607 · as of October 14, 2026
Active · clear
O'reilly Electrical
San Mateo, CA · CSLB #933245 · as of October 14, 2026
Active · clear
O'reilly Electric INC
Martinez, CA · CSLB #691491 · as of October 14, 2026
Active · clear
O R Electrical Company
San Juan Capistrano, CA · CSLB #1058798 · as of October 14, 2026
Active · clear
Art Orendain Electric
Fontana, CA · CSLB #733920 · as of October 14, 2026
Active · clear
Nicholas Oreskovich
Lomita, CA · CSLB #1010053 · as of October 14, 2026
Active · clear
Organ & Sons Mechanical INC
Santa Maria, CA · CSLB #997854 · as of October 14, 2026
Active · clear
Original Energy CO
Arroyo Grande, CA · CSLB #820285 · as of October 14, 2026
Active · clear
The Original Plumbing Company INC
Rancho Cucamonga, CA · CSLB #833096 · as of October 14, 2026
Active · clear
Origin Electrical California Incorporated
West Hills, CA · CSLB #1129281 · as of October 14, 2026
Active · clear
Origins Electric LLC
Dulzura, CA · CSLB #1057069 · as of October 14, 2026
Active · clear
Origin Volt Electric
San Bernardino, CA · CSLB #1150091 · as of October 14, 2026
Active · clear
Orion Electric
Escondido, CA · CSLB #991271 · as of October 14, 2026
Active · clear
Orion Electric
San Jose, CA · CSLB #787778 · as of October 14, 2026
Active · clear
Orion Electric CO
Van Nuys, CA · CSLB #543252 · as of October 14, 2026
Active · clear
Orion Security Systems
Pico Rivera, CA · CSLB #769583 · as of October 14, 2026
Active · clear
Orion Solar And Electric
Yuba City, CA · CSLB #1078291 · as of October 14, 2026
Active · clear
O R Nikken INC
Tarzana, CA · CSLB #938373 · as of October 14, 2026
Active · clear
Oro Electric INC
Reseda, CA · CSLB #1138828 · as of October 14, 2026
Active · clear
Oroville Electric
Oroville, CA · CSLB #1125793 · as of October 14, 2026
Active · clear
Eduardo Enrique Orozco
Los Angeles, CA · CSLB #967006 · as of October 14, 2026
Active · clear
Rafael Orozco
Long Beach, CA · CSLB #805743 · as of October 14, 2026
Active · clear
Orozco's Electric INC
Downey, CA · CSLB #1136082 · as of October 14, 2026
Active · clear
Orr Electric
Welington, CA · CSLB #927227 · as of October 14, 2026
Active · clear
Orr Protection Systems INC
Louisville, CA · CSLB #952133 · as of October 14, 2026
Active · clear
Ortega Electric
Hollister, CA · CSLB #1120192 · as of October 14, 2026
Active · clear
Ortega Electric
Yucaipa, CA · CSLB #1024940 · as of October 14, 2026
Active · clear
Ortega Electric
Visalia, CA · CSLB #1080474 · as of October 14, 2026
Active · clear
Ortega Electric
Jurupa Valley, CA · CSLB #1111873 · as of October 14, 2026
Active · clear
Jose G Ortega Electric
Panorama City, CA · CSLB #710585 · as of October 14, 2026
Active · clear
Robert H Ortega JR
Coachella, CA · CSLB #675895 · as of October 14, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 14, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.