Licensed Electrical (C-10) contractors in California

The California Contractors State License Board (CSLB) lists 20,715 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 18, 2026.

Showing 13,381–13,440 of 20,715 contractors

O'reilly Electrical
San Mateo, CA · CSLB #933245 · as of October 18, 2026
Active · clear
O'reilly Electric INC
Martinez, CA · CSLB #691491 · as of October 18, 2026
Active · clear
O R Electrical Company
San Juan Capistrano, CA · CSLB #1058798 · as of October 18, 2026
Active · clear
Art Orendain Electric
Fontana, CA · CSLB #733920 · as of October 18, 2026
Active · clear
Nicholas Oreskovich
Lomita, CA · CSLB #1010053 · as of October 18, 2026
Active · clear
Organ & Sons Mechanical INC
Santa Maria, CA · CSLB #997854 · as of October 18, 2026
Active · clear
Original Energy CO
Arroyo Grande, CA · CSLB #820285 · as of October 18, 2026
Active · clear
The Original Plumbing Company INC
Rancho Cucamonga, CA · CSLB #833096 · as of October 18, 2026
Active · clear
Origin Electrical California Incorporated
West Hills, CA · CSLB #1129281 · as of October 18, 2026
Active · clear
Origins Electric LLC
Dulzura, CA · CSLB #1057069 · as of October 18, 2026
Active · clear
Origin Volt Electric
San Bernardino, CA · CSLB #1150091 · as of October 18, 2026
Active · clear
Orion Electric
San Jose, CA · CSLB #787778 · as of October 18, 2026
Active · clear
Orion Electric
Escondido, CA · CSLB #991271 · as of October 18, 2026
Active · clear
Orion Electric CO
Van Nuys, CA · CSLB #543252 · as of October 18, 2026
Active · clear
Orion Security Systems
Pico Rivera, CA · CSLB #769583 · as of October 18, 2026
Active · clear
Orion Solar And Electric
Yuba City, CA · CSLB #1078291 · as of October 18, 2026
Active · clear
O R Nikken INC
Tarzana, CA · CSLB #938373 · as of October 18, 2026
Active · clear
Oro Electric INC
Reseda, CA · CSLB #1138828 · as of October 18, 2026
Active · clear
Oroville Electric
Oroville, CA · CSLB #1125793 · as of October 18, 2026
Active · clear
Eduardo Enrique Orozco
Los Angeles, CA · CSLB #967006 · as of October 18, 2026
Active · clear
Rafael Orozco
Long Beach, CA · CSLB #805743 · as of October 18, 2026
Active · clear
Orozco's Electric INC
Downey, CA · CSLB #1136082 · as of October 18, 2026
Active · clear
Orr Electric
Welington, CA · CSLB #927227 · as of October 18, 2026
Active · clear
Orr Protection Systems INC
Louisville, CA · CSLB #952133 · as of October 18, 2026
Active · clear
Ortega Electric
Jurupa Valley, CA · CSLB #1111873 · as of October 18, 2026
Active · clear
Ortega Electric
Hollister, CA · CSLB #1120192 · as of October 18, 2026
Active · clear
Ortega Electric
Yucaipa, CA · CSLB #1024940 · as of October 18, 2026
Active · clear
Ortega Electric
Visalia, CA · CSLB #1080474 · as of October 18, 2026
Active · clear
Jose G Ortega Electric
Panorama City, CA · CSLB #710585 · as of October 18, 2026
Active · clear
Robert H Ortega JR
Coachella, CA · CSLB #675895 · as of October 18, 2026
Active · clear
Ortiz Brother Painting
Lakewood, CA · CSLB #1033677 · as of October 18, 2026
Active · clear
Chris Ortiz Electrical Services
South Lake Tahoe, CA · CSLB #1142630 · as of October 18, 2026
Active · clear
Ortiz Electric
Spring Valley, CA · CSLB #756510 · as of October 18, 2026
Active · clear
Ortiz Electric
Stockton, CA · CSLB #1082577 · as of October 18, 2026
Active · clear
Ortiz Electric
Glen Ellen, CA · CSLB #1085918 · as of October 18, 2026
Active · clear
Ramiro Ortiz
Lake View Terrace, CA · CSLB #943224 · as of October 18, 2026
Active · clear
Vincent Oritz
Covina, CA · CSLB #1110269 · as of October 18, 2026
Active · clear
Orv Electrical
North Hills, CA · CSLB #1161141 · as of October 18, 2026
Active · clear
Osage Electrical Contractors INC
Ponca City, CA · CSLB #1061909 · as of October 18, 2026
Active · clear
Osalpa Electric
Los Angeles, CA · CSLB #1085754 · as of October 18, 2026
Active · clear
Logan Osborne Electric
Novato, CA · CSLB #1102857 · as of October 18, 2026
Active · clear
Oscar's Electrical Solutions
San Fernando, CA · CSLB #1143136 · as of October 18, 2026
Active · clear
Oscar's Electric INC
Santa Fe Springs, CA · CSLB #743041 · as of October 18, 2026
Active · clear
Oscar's Electric Services INC
Seaside, CA · CSLB #1062477 · as of October 18, 2026
Active · clear
Oscar Topete Electric INC
Clovis, CA · CSLB #1160963 · as of October 18, 2026
Active · clear
Oschman Electric
Riverside, CA · CSLB #1107045 · as of October 18, 2026
Active · clear
O's Electric
San Diego, CA · CSLB #1133290 · as of October 18, 2026
Active · clear
Keith O'shea Electrical
Arlington, CA · CSLB #971922 · as of October 18, 2026
Active · clear
Yaniv Oshri
Granada Hills, CA · CSLB #1081895 · as of October 18, 2026
Active · clear
Oside Electric
Oceanside, CA · CSLB #1109911 · as of October 18, 2026
Active · clear
O S J Electric LLC
Lafayette, CA · CSLB #1084134 · as of October 18, 2026
Active · clear
Osm Electric INC
Van Nuys, CA · CSLB #1056129 · as of October 18, 2026
Active · clear
Os Mep INC
Woodinville, CA · CSLB #1124851 · as of October 18, 2026
Active · clear
Osorio Electric
San Clemente, CA · CSLB #1140912 · as of October 18, 2026
Active · clear
Osprey Electric
Windsor, CA · CSLB #974039 · as of October 18, 2026
Active · clear
Osprey Intergration INC
Sparks, CA · CSLB #1161051 · as of October 18, 2026
Active · clear
Igor V Ostapenko
San Francisco, CA · CSLB #889501 · as of October 18, 2026
Active · clear
Ostermann Electric INC
Bellflower, CA · CSLB #1081499 · as of October 18, 2026
Active · clear
Osuna Electric
Victorville, CA · CSLB #271155 · as of October 18, 2026
Active · clear
Joaquin Osuna
Oxnard, CA · CSLB #1055140 · as of October 18, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 18, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.