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

The California Contractors State License Board (CSLB) lists 4,293 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 June 30, 2026.

Showing 2,281–2,340 of 4,293 contractors

The Manville Group
San Bernardino, CA · CSLB #1097696 · as of June 30, 2026
Active · clear
Marchand Technologies
Bakersfield, CA · CSLB #853659 · as of June 30, 2026
Active · clear
Travis Marg
Los Angeles, CA · CSLB #826447 · as of June 30, 2026
Active · clear
Marina Continental Light And Shade INC
El Cerrito, CA · CSLB #995873 · as of June 30, 2026
Active · clear
Marin SF Av
Woodacre, CA · CSLB #1156787 · as of June 30, 2026
Active · clear
Mariposa Alarm And Video
Catheys Valley, CA · CSLB #879879 · as of June 30, 2026
Active · clear
Mark Iv Communications INC
Foothill Ranch, CA · CSLB #459316 · as of June 30, 2026
Active · clear
Marks Auto Sound Center Incorporated DBA Marks Audio Video
Upland, CA · CSLB #824127 · as of June 30, 2026
Active · clear
Marquez Cable Systems INC
Santa Fe Springs, CA · CSLB #803538 · as of June 30, 2026
Active · clear
Daniel M Marquez
West Covina, CA · CSLB #938516 · as of June 30, 2026
Active · clear
Marshall Audio/video Systems
Salt Lake City, CA · CSLB #673204 · as of June 30, 2026
Active · clear
Elijah Marshall
Twentynine Palms, CA · CSLB #1047754 · as of June 30, 2026
Active · clear
Martins Communications
Livermore, CA · CSLB #1103816 · as of June 30, 2026
Active · clear
Maryland Teksystems INC
Hanover, CA · CSLB #984590 · as of June 30, 2026
Active · clear
Maslyn's Electric
Salinas, CA · CSLB #836938 · as of June 30, 2026
Active · clear
Mason Technologies INC
Deer Park, CA · CSLB #1012119 · as of June 30, 2026
Active · clear
Massive Audio Video
Banning, CA · CSLB #945140 · as of June 30, 2026
Active · clear
Masters Cis INC
Sacramento, CA · CSLB #1136954 · as of June 30, 2026
Active · clear
Master Systems
La Mesa, CA · CSLB #489059 · as of June 30, 2026
Active · clear
Master Technology Group INC
Eden Prairie, CA · CSLB #1017253 · as of June 30, 2026
Active · clear
Master Technology Integrators INC
Gardena, CA · CSLB #727606 · as of June 30, 2026
Active · clear
Mata Communications
Stockton, CA · CSLB #1098787 · as of June 30, 2026
Active · clear
Anthony Matarazzo
Escondido, CA · CSLB #909679 · as of June 30, 2026
Active · clear
Materik LLC
San Diego, CA · CSLB #1144759 · as of June 30, 2026
Active · clear
Matrix Audio Visual Designs INC
Burbank, CA · CSLB #765990 · as of June 30, 2026
Active · clear
Matrix Computing Technology INC
El Cajon, CA · CSLB #1118169 · as of June 30, 2026
Active · clear
Matrix Security Systems
Modesto, CA · CSLB #884850 · as of June 30, 2026
Active · clear
Larry Matson
Fresno, CA · CSLB #475994 · as of June 30, 2026
Active · clear
Matter Of Technology
Vancouver, CA · CSLB #1042316 · as of June 30, 2026
Active · clear
Maverick Networks INC
Folsom, CA · CSLB #859996 · as of June 30, 2026
Active · clear
Max Data Technologies
Stockton, CA · CSLB #1139069 · as of June 30, 2026
Active · clear
Maximize Communication Group INC
San Bernardino, CA · CSLB #1063124 · as of June 30, 2026
Active · clear
Maximizing Data And Fiber
Madera, CA · CSLB #1152892 · as of June 30, 2026
Active · clear
Maximum Security Systems
Sherman Oaks, CA · CSLB #853374 · as of June 30, 2026
Active · clear
Maximum Security Systems
Oroville, CA · CSLB #1049256 · as of June 30, 2026
Active · clear
Maxsim Telecommunications LLC
Stockton, CA · CSLB #1119208 · as of June 30, 2026
Active · clear
Maxsystems INC
Van Nuys, CA · CSLB #960143 · as of June 30, 2026
Active · clear
Maxtel
Los Angeles, CA · CSLB #876235 · as of June 30, 2026
Active · clear
Mayactivated INC
Pittsburg, CA · CSLB #1011195 · as of June 30, 2026
Active · clear
The Maynard Group
Soquel, CA · CSLB #789132 · as of June 30, 2026
Active · clear
Mazon D V S
Pico Rivera, CA · CSLB #858756 · as of June 30, 2026
Active · clear
MC2 Fiber Optics INC
Rancho Dominguez, CA · CSLB #972516 · as of June 30, 2026
Active · clear
MC Coy Electric Corporation
Solvang, CA · CSLB #765303 · as of June 30, 2026
Active · clear
Timothy MC Cray
Rancho Mirage, CA · CSLB #943635 · as of June 30, 2026
Active · clear
Mcdc Low Voltage Systems
Stockton, CA · CSLB #1123664 · as of June 30, 2026
Active · clear
M C Global Net Communications INC
Long Beach, CA · CSLB #909360 · as of June 30, 2026
Active · clear
Mcgrath Data Fiber
Huntington Beach, CA · CSLB #1061686 · as of June 30, 2026
Active · clear
Samuel Jackson Mcguire Iv
Cupertino, CA · CSLB #1013037 · as of June 30, 2026
Active · clear
MC Kenzie Enterprizes
Ballico, CA · CSLB #475027 · as of June 30, 2026
Active · clear
Mckenzie Network Solutions LLC
Salida, CA · CSLB #1133385 · as of June 30, 2026
Active · clear
MC Mahon Telecommunications INC
Huntington Beach, CA · CSLB #575931 · as of June 30, 2026
Active · clear
MC Manus Enterprises
San Diego, CA · CSLB #423390 · as of June 30, 2026
Active · clear
MCM Integrated Systems INC
Van Nuys, CA · CSLB #716840 · as of June 30, 2026
Active · clear
Paul Albert Mcmurtry
Los Angeles, CA · CSLB #980183 · as of June 30, 2026
Active · clear
M-communications LLC
Evans, CA · CSLB #1115823 · as of June 30, 2026
Active · clear
Mcor Telecom INC
San Jose, CA · CSLB #992397 · as of June 30, 2026
Active · clear
MCR Low Voltage Security Systems
El Monte, CA · CSLB #1136737 · as of June 30, 2026
Active · clear
M C S Modern Combined Services
Moreno Valley, CA · CSLB #785872 · as of June 30, 2026
Active · clear
M D Alarm CO
Panorama City, CA · CSLB #431861 · as of June 30, 2026
Active · clear
M D Comm INC
Laguna Niguel, CA · CSLB #771964 · as of June 30, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 30, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.