Licensed Electrical (C-10) contractors in California

The California Contractors State License Board (CSLB) lists 20,774 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 July 1, 2026.

Showing 3,541–3,600 of 20,774 contractors

Casey Electrical
Carlsbad, CA · CSLB #896807 · as of July 1, 2026
Active · clear
Casey's Electrical Installation And Repair
Claremont, CA · CSLB #574844 · as of July 1, 2026
Active · clear
Casey's Electric INC
Encinitas, CA · CSLB #903020 · as of July 1, 2026
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Casillas Electric
Glendora, CA · CSLB #1146877 · as of July 1, 2026
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J Casillas Electric INC
Ramona, CA · CSLB #1005198 · as of July 1, 2026
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Casita Electric
Corona, CA · CSLB #1143311 · as of July 1, 2026
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Casma Electric
San Diego, CA · CSLB #936490 · as of July 1, 2026
Active · clear
Ca Solar Group
Glendale, CA · CSLB #1067781 · as of July 1, 2026
Active · clear
Caspian Electrotech INC
San Ramon, CA · CSLB #1151375 · as of July 1, 2026
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Cassa Commercial Electric
Auburn, CA · CSLB #888028 · as of July 1, 2026
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Cassady And Associates INC
San Marcos, CA · CSLB #1063086 · as of July 1, 2026
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Cassel Electric
Santa Ana, CA · CSLB #893261 · as of July 1, 2026
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Dan Cassidy Electric
Long Beach, CA · CSLB #1018224 · as of July 1, 2026
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Jose Alfredo Castaneda Gonzalez
Costa Mesa, CA · CSLB #1030673 · as of July 1, 2026
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Cas Telecom INC
Bellflower, CA · CSLB #939542 · as of July 1, 2026
Active · clear
Castell Electric
Los Angeles, CA · CSLB #1033003 · as of July 1, 2026
Active · clear
Castellino Electric INC
San Bruno, CA · CSLB #838748 · as of July 1, 2026
Active · clear
Castilla Electric Corporation
Panorama City, CA · CSLB #1018242 · as of July 1, 2026
Active · clear
Castillo Alarm And Electric Systems
Oakley, CA · CSLB #1030858 · as of July 1, 2026
Active · clear
Castillo Electric
Antioch, CA · CSLB #1084453 · as of July 1, 2026
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Castillo Electric
San Leandro, CA · CSLB #1097405 · as of July 1, 2026
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Castillo Electrical Services
Santa Rosa, CA · CSLB #940866 · as of July 1, 2026
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Gregorio Castillo
El Monte, CA · CSLB #1040279 · as of July 1, 2026
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MR Henry Lorence Castillo
Los Angeles, CA · CSLB #496882 · as of July 1, 2026
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Jaime A Castillo
Los Angeles, CA · CSLB #864965 · as of July 1, 2026
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Jonatan Castillo
Thousand Oaks, CA · CSLB #1073721 · as of July 1, 2026
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Julio Antonio Castillo
Ontario, CA · CSLB #844311 · as of July 1, 2026
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Castillo's Electric
Los Angeles, CA · CSLB #923516 · as of July 1, 2026
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The Castine Group
Sunnyvale, CA · CSLB #952423 · as of July 1, 2026
Active · clear
Castle Black Electric
Fresno, CA · CSLB #1017934 · as of July 1, 2026
Active · clear
Castle Contractor
Ontario, CA · CSLB #933993 · as of July 1, 2026
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Complete Building Technology Services INC DBA Castle Defense
Anaheim, CA · CSLB #1101091 · as of July 1, 2026
Active · clear
Castle Electric
Costa Mesa, CA · CSLB #805819 · as of July 1, 2026
Active · clear
Castle Electrical Services LLC
Burlingame, CA · CSLB #1100979 · as of July 1, 2026
Active · clear
Castle Electric Company INC
San Diego, CA · CSLB #712979 · as of July 1, 2026
Active · clear
Castle Electric SD INC
San Diego, CA · CSLB #1009341 · as of July 1, 2026
Active · clear
Castle Rock Electric INC
Valencia, CA · CSLB #533194 · as of July 1, 2026
Active · clear
Castro Electric
Lakeside, CA · CSLB #558786 · as of July 1, 2026
Active · clear
Elder Castro Escalante
Van Nuys, CA · CSLB #1120956 · as of July 1, 2026
Active · clear
Marco Briseno Castro
Piru, CA · CSLB #1103039 · as of July 1, 2026
Active · clear
Orlando Castro
Azusa, CA · CSLB #1069669 · as of July 1, 2026
Active · clear
Castro Valley Electrical INC
Castro Valley, CA · CSLB #949950 · as of July 1, 2026
Active · clear
Ca Sunrise Construction Solution INC
San Bruno, CA · CSLB #961870 · as of July 1, 2026
Active · clear
Ca Sunshine Electrical
Diamond Bar, CA · CSLB #1133255 · as of July 1, 2026
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Catalano Av And Electrical
Winchester, CA · CSLB #997565 · as of July 1, 2026
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Cate Electrical Company INC
Carmel, CA · CSLB #218160 · as of July 1, 2026
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Catelectric
Willits, CA · CSLB #1035231 · as of July 1, 2026
Active · clear
C A T Electric INC
Corona, CA · CSLB #938294 · as of July 1, 2026
Active · clear
Cates Electric INC
Modesto, CA · CSLB #949615 · as of July 1, 2026
Active · clear
Caulder Electric
Norco, CA · CSLB #934434 · as of July 1, 2026
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Cavallo Electrical Contractor INC
Lancaster, CA · CSLB #1020798 · as of July 1, 2026
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TW Cavanagh Electrical LLC
Los Angeles, CA · CSLB #1042653 · as of July 1, 2026
Active · clear
Caver Enterprise
West Covina, CA · CSLB #450509 · as of July 1, 2026
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Cavero Electric
Azusa, CA · CSLB #987131 · as of July 1, 2026
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Cawy Electrical Contractor
Fontana, CA · CSLB #1049554 · as of July 1, 2026
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Thomas Lee Balcer DBA Caybal Electric
Cedarville, CA · CSLB #814530 · as of July 1, 2026
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Cayton Electric
Fontana, CA · CSLB #436265 · as of July 1, 2026
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Cazden Electric
Berkeley, CA · CSLB #903914 · as of July 1, 2026
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Cbass Electric
Spring Valley, CA · CSLB #1131686 · as of July 1, 2026
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C B E
Tracy, CA · CSLB #1094499 · as of July 1, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 1, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.