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

The California Contractors State License Board (CSLB) lists 4,266 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 August 11, 2026.

Showing 121–180 of 4,266 contractors

Advance Communications Cabling INC
Bonita, CA · CSLB #760310 · as of August 11, 2026
Active · clear
Advance Communications & Consulting INC
Bakersfield, CA · CSLB #624862 · as of August 11, 2026
Active · clear
Advanced Alarms Plus
Riverside, CA · CSLB #526401 · as of August 11, 2026
Active · clear
Advance Data Communications Incorporated
Lathrop, CA · CSLB #876865 · as of August 11, 2026
Active · clear
Advanced Audio & Video
Ventura, CA · CSLB #1121197 · as of August 11, 2026
Active · clear
Advanced Awareness Surveillance Systems
Boulder Creek, CA · CSLB #1011828 · as of August 11, 2026
Active · clear
Advanced Cable & Communications INC
Huntington Beach, CA · CSLB #787047 · as of August 11, 2026
Active · clear
Advanced Cable Solutions INC
Valencia, CA · CSLB #930210 · as of August 11, 2026
Active · clear
Advanced Classroom Technologies
Arlington, CA · CSLB #1082148 · as of August 11, 2026
Active · clear
Advanced Com
San Jose, CA · CSLB #885266 · as of August 11, 2026
Active · clear
Advanced Communication And Technology
Los Angeles, CA · CSLB #888570 · as of August 11, 2026
Active · clear
Advanced Communications Company
Chico, CA · CSLB #982385 · as of August 11, 2026
Active · clear
Advanced Computers & Graphics INC
Glendale, CA · CSLB #1079850 · as of August 11, 2026
Active · clear
Advanced Comtech INC
North Hills, CA · CSLB #811077 · as of August 11, 2026
Active · clear
Advanced Digital Homes INC
Escondido, CA · CSLB #993321 · as of August 11, 2026
Active · clear
Advanced Homes
Tarzana, CA · CSLB #970561 · as of August 11, 2026
Active · clear
Advanced Home Technologies
Granada Hills, CA · CSLB #839221 · as of August 11, 2026
Active · clear
Advanced Integration INC
Thousand Palms, CA · CSLB #1025391 · as of August 11, 2026
Active · clear
Advanced Interior Electronics California Corporation
Phoenix, CA · CSLB #987458 · as of August 11, 2026
Active · clear
Advanced Landscape & Hydroseeding
Mentone, CA · CSLB #758283 · as of August 11, 2026
Active · clear
Advanced Monitoring INC
Ontario, CA · CSLB #1035016 · as of August 11, 2026
Active · clear
Advanced Network Technology INC
Corona, CA · CSLB #1073428 · as of August 11, 2026
Active · clear
Advanced One Low Voltage
Oakland, CA · CSLB #1072687 · as of August 11, 2026
Active · clear
Advanced Security Systems
Eureka, CA · CSLB #527700 · as of August 11, 2026
Active · clear
Advanced System Integrator
Fontana, CA · CSLB #1156312 · as of August 11, 2026
Active · clear
Advanced Technologies Audio Video INC
Bermuda Dunes, CA · CSLB #873562 · as of August 11, 2026
Active · clear
Advanced Technology Distributors INC
Ceres, CA · CSLB #770591 · as of August 11, 2026
Active · clear
Advanced Technology Ventures INC
Madera, CA · CSLB #1069447 · as of August 11, 2026
Active · clear
Advanced Voice & Data INC
Concord, CA · CSLB #681310 · as of August 11, 2026
Active · clear
Advanced Wireless
San Luis Obispo, CA · CSLB #943604 · as of August 11, 2026
Active · clear
Advance Sound & Electronics
Sacramento, CA · CSLB #270247 · as of August 11, 2026
Active · clear
Advance Telecom INC
Brentwood, CA · CSLB #1031556 · as of August 11, 2026
Active · clear
Advantage Audio Video
Fullerton, CA · CSLB #939106 · as of August 11, 2026
Active · clear
Advent Technologies INC
Folsom, CA · CSLB #945988 · as of August 11, 2026
Active · clear
Ae Audio Video INC
Granada Hills, CA · CSLB #1025470 · as of August 11, 2026
Active · clear
Au Electric Corporation DBA Aec Alarms
San Jose, CA · CSLB #381840 · as of August 11, 2026
Active · clear
A & E Fiber Optic Services
Beaumont, CA · CSLB #1116345 · as of August 11, 2026
Active · clear
A E I Technologies
Costa Mesa, CA · CSLB #701430 · as of August 11, 2026
Active · clear
Aether Telecommunications
San Ysidro, CA · CSLB #930649 · as of August 11, 2026
Active · clear
Afcom Technologies INC
Lathrop, CA · CSLB #771744 · as of August 11, 2026
Active · clear
Affinitel Communications
Daly City, CA · CSLB #965858 · as of August 11, 2026
Active · clear
Affordable Audio Video
Lake Forest, CA · CSLB #1011755 · as of August 11, 2026
Active · clear
Atlantis Utility INC DBA Affordable Telecom
Ventura, CA · CSLB #1075079 · as of August 11, 2026
Active · clear
Afl Enterprise Cable Services
Duncan, CA · CSLB #1056327 · as of August 11, 2026
Active · clear
Afuang Audio Visual & Low Voltage System
Chino Hills, CA · CSLB #1147523 · as of August 11, 2026
Active · clear
Agape Sight N' Sound
Chino, CA · CSLB #736052 · as of August 11, 2026
Active · clear
A G C
Daly City, CA · CSLB #911129 · as of August 11, 2026
Active · clear
Agg Telecommunications
Sacramento, CA · CSLB #1147522 · as of August 11, 2026
Active · clear
Ag Network Cabling INC
Pico Rivera, CA · CSLB #1076251 · as of August 11, 2026
Active · clear
Ag Security Services INC
Livermore, CA · CSLB #982618 · as of August 11, 2026
Active · clear
Ag Solutions
El Cajon, CA · CSLB #990605 · as of August 11, 2026
Active · clear
A & G Telephone Service INC
Porterville, CA · CSLB #735670 · as of August 11, 2026
Active · clear
A & H Communications INC
Irvine, CA · CSLB #944487 · as of August 11, 2026
Active · clear
A & H Networks INC
Lakeside, CA · CSLB #1122815 · as of August 11, 2026
Active · clear
Ahr Cabling & Communications LLC
Los Angeles, CA · CSLB #1092962 · as of August 11, 2026
Active · clear
Aire Theater Designs INC
San Diego, CA · CSLB #884707 · as of August 11, 2026
Active · clear
Air Mighty Refrigeration & Air Conditioning
Yorba Linda, CA · CSLB #1003724 · as of August 11, 2026
Active · clear
Airtech Industries INC
Temecula, CA · CSLB #824521 · as of August 11, 2026
Active · clear
Airtower Networks
Washington, CA · CSLB #1042891 · as of August 11, 2026
Active · clear
Ais Surveillance INC
Irvine, CA · CSLB #1092227 · as of August 11, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of August 11, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.