Licensed Low Voltage Systems (C-7) contractors in California

The California Contractors State License Board (CSLB) lists 4,245 California contractors classified C-7 (Low Voltage Systems (C-7)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 8, 2026.

Showing 3,601–3,660 of 4,245 contractors

Three Alarm Fire Protection
Livermore, CA · CSLB #884552 · as of October 8, 2026
Active · clear
Three D Electric Alarm And Solar Electric
Benicia, CA · CSLB #563899 · as of October 8, 2026
Active · clear
Three Factor Security INC
Santa Monica, CA · CSLB #1094834 · as of October 8, 2026
Active · clear
Threesigmas
Gardena, CA · CSLB #919849 · as of October 8, 2026
Active · clear
Three Way Telecommunications Services INC.
Huntington Beach, CA · CSLB #1135111 · as of October 8, 2026
Active · clear
Thurman Audio Video INC
Thousand Oaks, CA · CSLB #890409 · as of October 8, 2026
Active · clear
Tiburon Telecommunications INC
Rancho Cucamonga, CA · CSLB #937667 · as of October 8, 2026
Active · clear
Tid Systems
Reno, CA · CSLB #1057109 · as of October 8, 2026
Active · clear
Tierzero
Los Angeles, CA · CSLB #1103605 · as of October 8, 2026
Active · clear
Tightknit Low Voltage Solutions
Lake View Terrace, CA · CSLB #1084750 · as of October 8, 2026
Active · clear
Time And Alarm Systems
Mira Loma, CA · CSLB #393251 · as of October 8, 2026
Active · clear
Tireless Alarm Company INC
Freedom, CA · CSLB #1010347 · as of October 8, 2026
Active · clear
Titan Audio Visual Networking LLC
Oceanside, CA · CSLB #1095550 · as of October 8, 2026
Active · clear
Titan Electronics LLC
Chicago, CA · CSLB #1157595 · as of October 8, 2026
Active · clear
T J Communications
Vallejo, CA · CSLB #985159 · as of October 8, 2026
Active · clear
T J Technologies
Temecula, CA · CSLB #886680 · as of October 8, 2026
Active · clear
TLC Telecom INC
Tucson, CA · CSLB #941808 · as of October 8, 2026
Active · clear
TMC Entertainment Services INC
La Quinta, CA · CSLB #961924 · as of October 8, 2026
Active · clear
TMD Low Voltage INC
Granada Hills, CA · CSLB #1145339 · as of October 8, 2026
Active · clear
TMY Communications INC
Fontana, CA · CSLB #1032230 · as of October 8, 2026
Active · clear
T N Telecom
Concord, CA · CSLB #860707 · as of October 8, 2026
Active · clear
Quentin Toailoa
Highland, CA · CSLB #1055219 · as of October 8, 2026
Active · clear
Todd Alstrin
Rancho Cordova, CA · CSLB #1153546 · as of October 8, 2026
Active · clear
Tokay Computers And Electronics
Lodi, CA · CSLB #769382 · as of October 8, 2026
Active · clear
Tom Williams Cctv
Oceanside, CA · CSLB #549856 · as of October 8, 2026
Active · clear
Tony's Windows And Glass INC
San Francisco, CA · CSLB #352757 · as of October 8, 2026
Active · clear
Tony The Phone Guy
La Mesa, CA · CSLB #1003118 · as of October 8, 2026
Active · clear
Top Rank Communications INC
Ontario, CA · CSLB #934552 · as of October 8, 2026
Active · clear
Toptech INC
West Hills, CA · CSLB #1031888 · as of October 8, 2026
Active · clear
Top Tier Communication
Livermore, CA · CSLB #976279 · as of October 8, 2026
Active · clear
Top Tier Datacom INC
Lincoln, CA · CSLB #880492 · as of October 8, 2026
Active · clear
Top Tier Tech
San Jose, CA · CSLB #1119127 · as of October 8, 2026
Active · clear
Christopher Torney
Kentfield, CA · CSLB #604380 · as of October 8, 2026
Active · clear
Torres Low Voltage LLC
Riverside, CA · CSLB #1059064 · as of October 8, 2026
Active · clear
Torsys Technical Systems
Torrance, CA · CSLB #1094581 · as of October 8, 2026
Active · clear
Total Comm Sle
Gilroy, CA · CSLB #480096 · as of October 8, 2026
Active · clear
Total Corporate Solutions INC
Torrance, CA · CSLB #989277 · as of October 8, 2026
Active · clear
Total Home Wifi
Los Angeles, CA · CSLB #1081547 · as of October 8, 2026
Active · clear
Totally Connected
North Hills, CA · CSLB #1054839 · as of October 8, 2026
Active · clear
Totally Wired Homes
Ukiah, CA · CSLB #746176 · as of October 8, 2026
Active · open complaint
Totally Wired Homes INC
Los Gatos, CA · CSLB #1141999 · as of October 8, 2026
Active · clear
Total Media Concepts
San Carlos, CA · CSLB #783953 · as of October 8, 2026
Active · clear
Total Technology INC
Westmorland, CA · CSLB #978428 · as of October 8, 2026
Active · clear
Totlcom INC
Watsonville, CA · CSLB #475236 · as of October 8, 2026
Active · clear
Tower One Low Voltage INC
Fresno, CA · CSLB #1105043 · as of October 8, 2026
Active · clear
TPC The Phone Connection INC
Murrieta, CA · CSLB #535612 · as of October 8, 2026
Active · clear
T P S Technologies LLC
Las Vegas, CA · CSLB #1024480 · as of October 8, 2026
Active · clear
TPT Low Voltage Solutions
Anaheim, CA · CSLB #1064128 · as of October 8, 2026
Active · clear
Trace Controls INC
Cardiff, CA · CSLB #968299 · as of October 8, 2026
Active · clear
Transcom Telecommunications
Signal Hill, CA · CSLB #847262 · as of October 8, 2026
Active · clear
Travis Electronics Laser Engraver Pro
Escondido, CA · CSLB #812253 · as of October 8, 2026
Active · clear
T & R Communications INC
Sacramento, CA · CSLB #936024 · as of October 8, 2026
Active · clear
T R Digital INC
Vacaville, CA · CSLB #1054693 · as of October 8, 2026
Active · clear
Tremayne Technologies
Lafayette, CA · CSLB #716553 · as of October 8, 2026
Active · clear
Treq Tech
Corona, CA · CSLB #1033224 · as of October 8, 2026
Active · clear
Tri Connections INC
Stockton, CA · CSLB #1115716 · as of October 8, 2026
Active · clear
Tri County Consultants
Riverside, CA · CSLB #978450 · as of October 8, 2026
Active · clear
Tri-force Technologies
Riverside, CA · CSLB #1146012 · as of October 8, 2026
Active · clear
Will Huie DBA Trilogy Home Theater
Martinez, CA · CSLB #852903 · as of October 8, 2026
Active · clear
Trimlight Coastal Low Voltage Systems
Lakewood, CA · CSLB #1141369 · as of October 8, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 8, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.