Licensed Electrical (C-10) contractors in California

The California Contractors State License Board (CSLB) lists 20,654 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 14, 2026.

Showing 17,521–17,580 of 20,654 contractors

Swarm LLC
San Jose, CA · CSLB #1148028 · as of July 14, 2026
Active · clear
Swayd Systems
Encino, CA · CSLB #948331 · as of July 14, 2026
Active · clear
Swearingen Electric
Chico, CA · CSLB #934675 · as of July 14, 2026
Active · clear
S W E Associates INC
San Francisco, CA · CSLB #943934 · as of July 14, 2026
Active · clear
Swedberg Electric
Kalispell, CA · CSLB #957381 · as of July 14, 2026
Active · clear
Swede Company
Crescent City, CA · CSLB #958937 · as of July 14, 2026
Active · clear
Sweeney Electric
San Diego, CA · CSLB #1134787 · as of July 14, 2026
Active · clear
Sweeney Electrical Contracting
Healdsburg, CA · CSLB #882273 · as of July 14, 2026
Active · clear
S & W Electric
Stockton, CA · CSLB #712575 · as of July 14, 2026
Active · clear
S W Electric
Windsor, CA · CSLB #1051414 · as of July 14, 2026
Active · clear
S&W Electric Company LLC
Riverside, CA · CSLB #1097053 · as of July 14, 2026
Active · clear
S & W Electric INC
San Francisco, CA · CSLB #614654 · as of July 14, 2026
Active · clear
S W Electric LLC
Lincoln, CA · CSLB #969399 · as of July 14, 2026
Active · clear
Swift Electric
Van Nuys, CA · CSLB #1114061 · as of July 14, 2026
Active · clear
Swift Electric
Ventura, CA · CSLB #905600 · as of July 14, 2026
Active · clear
Swift Electric
Lakeside, CA · CSLB #915171 · as of July 14, 2026
Active · clear
Thomas Watson Swift
Sacramento, CA · CSLB #673344 · as of July 14, 2026
Active · clear
Swiftvoltage INC
Hollister, CA · CSLB #1033482 · as of July 14, 2026
Active · clear
Swihart Electrical Group INC
Loomis, CA · CSLB #1071856 · as of July 14, 2026
Active · clear
Swihart Enterprises & Electrical
Loomis, CA · CSLB #805050 · as of July 14, 2026
Active · clear
Swink Electric
Westchester, CA · CSLB #761678 · as of July 14, 2026
Active · clear
Swinson Electric
San Diego, CA · CSLB #751328 · as of July 14, 2026
Active · clear
Switch
San Francisco, CA · CSLB #1151707 · as of July 14, 2026
Active · clear
Switch Electric
Beaumont, CA · CSLB #1126283 · as of July 14, 2026
Active · clear
Switch Energy INC
Irvine, CA · CSLB #1122223 · as of July 14, 2026
Active · clear
Switch Light Electric
Rancho Cordova, CA · CSLB #1097047 · as of July 14, 2026
Active · clear
Switch On Electical Corp
San Diego, CA · CSLB #1137410 · as of July 14, 2026
Active · clear
Switch On Electric CO
Sherman Oaks, CA · CSLB #505366 · as of July 14, 2026
Active · clear
Switch Your Fixture INC
San Diego, CA · CSLB #1120052 · as of July 14, 2026
Active · clear
Swofford Electric LLC
Buena Park, CA · CSLB #473097 · as of July 14, 2026
Active · clear
Swss Electrical
Garden Grove, CA · CSLB #1004667 · as of July 14, 2026
Active · clear
SWT Energy
Sherman Oaks, CA · CSLB #1102115 · as of July 14, 2026
Active · clear
S X Electric
Santa Clara, CA · CSLB #962712 · as of July 14, 2026
Active · clear
Trent Sybert Electric
Vista, CA · CSLB #1055721 · as of July 14, 2026
Active · clear
Sycamore Electric LLC
Danville, CA · CSLB #1087840 · as of July 14, 2026
Active · clear
S Y Electric INC
Oakley, CA · CSLB #739137 · as of July 14, 2026
Active · clear
Sygnal Systems
Ramona, CA · CSLB #1020098 · as of July 14, 2026
Active · clear
Sylvania Electric INC
Los Angeles, CA · CSLB #1049574 · as of July 14, 2026
Active · clear
Symons Fire Protection INC
San Diego, CA · CSLB #682025 · as of July 14, 2026
Active · clear
Symphony Integrated Systems LLC
Los Angeles, CA · CSLB #1037872 · as of July 14, 2026
Active · clear
Synapse Electric
Mill Valley, CA · CSLB #828101 · as of July 14, 2026
Active · clear
Syndicate Electric
El Cajon, CA · CSLB #1052817 · as of July 14, 2026
Active · clear
Synergies Technology
Burbank, CA · CSLB #727276 · as of July 14, 2026
Active · clear
Synergy Electric Company INC
Santee, CA · CSLB #608376 · as of July 14, 2026
Active · clear
Synergy Electric Solutions
Los Angeles, CA · CSLB #1132050 · as of July 14, 2026
Active · clear
Synergy Solar & Electrical Systems INC
Sebastopol, CA · CSLB #913951 · as of July 14, 2026
Active · clear
Synergy Systems Integration LLC
Canyon Country, CA · CSLB #1035313 · as of July 14, 2026
Active · clear
Synergy Trade And Services INC
North Hollywood, CA · CSLB #1129853 · as of July 14, 2026
Active · clear
Synpact LLC
Burbank, CA · CSLB #1100895 · as of July 14, 2026
Active · clear
Syntex Electric
San Jose, CA · CSLB #815217 · as of July 14, 2026
Active · clear
Syres Electric
Santa Cruz, CA · CSLB #876207 · as of July 14, 2026
Active · clear
Systech Electric INC
Stockton, CA · CSLB #1051918 · as of July 14, 2026
Active · clear
Systematic Electric
Pittsburg, CA · CSLB #1053648 · as of July 14, 2026
Active · clear
Systems Analysis & Integration INC
Orange, CA · CSLB #519339 · as of July 14, 2026
Active · clear
Systems Automated Controls INC
Argyle, CA · CSLB #448238 · as of July 14, 2026
Active · clear
Systems Electric
Moffett Field, CA · CSLB #788585 · as of July 14, 2026
Active · clear
Systems Electric
Crystal Bay, CA · CSLB #913776 · as of July 14, 2026
Active · clear
Systems Electrical CO
Mossyrock, CA · CSLB #1109165 · as of July 14, 2026
Active · clear
Systems Integrated L P
Orange, CA · CSLB #844087 · as of July 14, 2026
Active · clear
System Wide Services,plumbing,electrical & Handyman
Cerritos, CA · CSLB #1108115 · as of July 14, 2026
Active · clear

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