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 2,521–2,580 of 4,245 contractors

Norstar Technology Group LLC
Bakersfield, CA · CSLB #1114421 · as of October 8, 2026
Active · clear
North Bay A V S Design
Santa Rosa, CA · CSLB #833003 · as of October 8, 2026
Active · clear
Northbay Technology Company
Healdsburg, CA · CSLB #1033420 · as of October 8, 2026
Active · clear
North Cal Security
South San Francisco, CA · CSLB #1030060 · as of October 8, 2026
Active · clear
Northcoast Audio
Eureka, CA · CSLB #918112 · as of October 8, 2026
Active · clear
North County Communications & Cabling INC
Vista, CA · CSLB #933347 · as of October 8, 2026
Active · clear
Northern Lights Electric
Van Nuys, CA · CSLB #547272 · as of October 8, 2026
Active · clear
Northland Control Systems INC
Fremont, CA · CSLB #746099 · as of October 8, 2026
Active · clear
North Shore Home Technologies INC
Daly City, CA · CSLB #878087 · as of October 8, 2026
Active · clear
North State A V INC
Chico, CA · CSLB #1024137 · as of October 8, 2026
Active · clear
North State Electrical Contractors INC
Rancho Cordova, CA · CSLB #886289 · as of October 8, 2026
Active · clear
Northwest Towers LLC
Vancouver, CA · CSLB #1088029 · as of October 8, 2026
Active · clear
Richard Nou
Yorba Linda, CA · CSLB #1032141 · as of October 8, 2026
Active · clear
Nour Tek Net INC
San Dimas, CA · CSLB #1107527 · as of October 8, 2026
Active · clear
Novacom Services
Palmdale, CA · CSLB #887163 · as of October 8, 2026
Active · clear
Nova Innovative System Designs
Anaheim, CA · CSLB #811533 · as of October 8, 2026
Active · clear
Novamod Tech
Woodland Hills, CA · CSLB #1094432 · as of October 8, 2026
Active · clear
Novatech INC
Anaheim, CA · CSLB #972813 · as of October 8, 2026
Active · clear
Novateck
Castro Valley, CA · CSLB #1038321 · as of October 8, 2026
Active · clear
N S I - Systems INC
Santa Clara, CA · CSLB #918944 · as of October 8, 2026
Active · clear
Nsvit
La Habra, CA · CSLB #1074382 · as of October 8, 2026
Active · clear
Ntel Networks
Tracy, CA · CSLB #1040273 · as of October 8, 2026
Active · clear
NTM Productions
Visalia, CA · CSLB #1012433 · as of October 8, 2026
Active · clear
Nubell Securities
Los Angeles, CA · CSLB #1141210 · as of October 8, 2026
Active · clear
Nu Cabling INC
Murrieta, CA · CSLB #980215 · as of October 8, 2026
Active · clear
Nu-craft Tech Solutions
Descanso, CA · CSLB #1025613 · as of October 8, 2026
Active · clear
Nutel
Whittier, CA · CSLB #786030 · as of October 8, 2026
Active · clear
NWN Corporation DBA NWN Solutions Corporation
Rancho Cordova, CA · CSLB #974914 · as of October 8, 2026
Active · clear
NXG
Gaithersburg, CA · CSLB #1064631 · as of October 8, 2026
Active · clear
Nyswonger Low Voltage
Brentwood, CA · CSLB #912976 · as of October 8, 2026
Active · clear
Oak Crest Landscape And Lighting INC
Los Angeles, CA · CSLB #618707 · as of October 8, 2026
Active · clear
Oakland United Studios
Oakland, CA · CSLB #662023 · as of October 8, 2026
Active · clear
Oaks Security INC
Thousand Oaks, CA · CSLB #856148 · as of October 8, 2026
Active · clear
Oasis Integration
Lancaster, CA · CSLB #1054922 · as of October 8, 2026
Active · clear
Oax Communications & Electric LLC
South San Francisco, CA · CSLB #1056151 · as of October 8, 2026
Active · clear
O C A Electrical INC
Los Angeles, CA · CSLB #989299 · as of October 8, 2026
Active · clear
O C Cabling Company
Escondido, CA · CSLB #846438 · as of October 8, 2026
Active · clear
Oc Networks INC
Orange, CA · CSLB #1127988 · as of October 8, 2026
Active · clear
Oc Night Lights INC
Fountain Valley, CA · CSLB #901505 · as of October 8, 2026
Active · clear
Oc Tech Innovations
Irvine, CA · CSLB #1026027 · as of October 8, 2026
Active · clear
Oc Tech Insight
San Clemente, CA · CSLB #1070349 · as of October 8, 2026
Active · clear
Oculus Communications INC
Whittier, CA · CSLB #1100627 · as of October 8, 2026
Active · clear
Office Automation Group
San Jose, CA · CSLB #866703 · as of October 8, 2026
Active · clear
Min Seok Oh
Rowland Hts, CA · CSLB #645503 · as of October 8, 2026
Active · clear
Ok Werks INC
Sacramento, CA · CSLB #1139351 · as of October 8, 2026
Active · clear
O R Enterprises INC DBA O'leary Rowan Data Systems
Modesto, CA · CSLB #752744 · as of October 8, 2026
Active · clear
O'linn Executive Security Service INC
Winnetka, CA · CSLB #602489 · as of October 8, 2026
Active · clear
The Ollivier Corporation
Laguna Hills, CA · CSLB #616791 · as of October 8, 2026
Active · clear
Olsen Wireless LLC
Highlands Ranch, CA · CSLB #1085621 · as of October 8, 2026
Active · clear
Omega Tele-com
Rancho Cucamonga, CA · CSLB #531371 · as of October 8, 2026
Active · clear
Omtech INC
Sherman Oaks, CA · CSLB #1084375 · as of October 8, 2026
Active · clear
Onboard It Tech INC
Sherman Oaks, CA · CSLB #1039864 · as of October 8, 2026
Active · clear
O N Computers & Networks INC
Van Nuys, CA · CSLB #1007825 · as of October 8, 2026
Active · clear
One 4 All Low Voltage Services
Lake Elsinore, CA · CSLB #979925 · as of October 8, 2026
Active · clear
Onebutton
Los Angeles, CA · CSLB #1050084 · as of October 8, 2026
Active · clear
One Diversified LLC
Kenilworth, CA · CSLB #1030361 · as of October 8, 2026
Active · clear
Oneplus Integrations LLC
Oxnard, CA · CSLB #1123611 · as of October 8, 2026
Active · clear
One Shot Protection LLC
North Hollywood, CA · CSLB #1154558 · as of October 8, 2026
Active · clear
Onesource Building Technologies INC
Houston, CA · CSLB #807878 · as of October 8, 2026
Active · clear
One Source Integration
Hollister, CA · CSLB #888581 · 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.