Licensed Low Voltage Contractors in California
3,338 low voltage companies across 283 California cities hold a current credential in the official register. Every listing shows the number we checked and the date we checked it. How we verify.
Grouped by county. All California trades by city
Alameda County
Alameda (5)Berkeley (5)Castro Valley (4)Dublin (9)Fremont (24)Hayward (21)Livermore (28)Oakland (14)Pleasanton (15)San Leandro (14)San Lorenzo (4)Union City (6)
Butte County
Calaveras County
Contra Costa County
Antioch (12)Brentwood (11)Concord (27)Danville (7)Martinez (5)Oakley (5)Pinole (3)Pittsburg (7)Richmond (3)San Ramon (13)Walnut Creek (8)
El Dorado County
Fresno County
Humboldt County
Kern County
Los Angeles County
Agoura Hills (3)Alhambra (8)Arcadia (4)Bellflower (3)Beverly Hills (7)Burbank (30)Calabasas (5)Cerritos (5)Claremont (6)Compton (6)Covina (7)Culver City (5)Diamond Bar (8)Downey (9)Duarte (6)El Monte (4)El Segundo (7)Gardena (14)Glendale (26)Glendora (11)Hacienda Heights (3)Hawthorne (6)Hermosa Beach (5)Huntington Park (3)Inglewood (5)La Mirada (7)La Puente (5)La Verne (5)Lakewood (6)Lancaster (12)Lawndale (4)Long Beach (26)Los Angeles (137)Manhattan Beach (5)Marina del Rey (5)Monrovia (10)Montebello (3)Norwalk (3)Palmdale (11)Pasadena (11)Pico Rivera (8)Pomona (17)Redondo Beach (19)Rowland Heights (5)San Dimas (13)San Fernando (4)Santa Clarita (26)Santa Fe Springs (13)Santa Monica (11)Signal Hill (4)South Pasadena (3)Torrance (32)Walnut (9)West Covina (5)West Hollywood (5)Westlake Village (6)Whittier (14)
Madera County
Marin County
Mendocino County
Merced County
Mono County
Monterey County
Napa County
Nevada County
Orange County
Aliso Viejo (4)Anaheim (48)Brea (6)Buena Park (6)Costa Mesa (24)Cypress (3)Dana Point (7)Fountain Valley (11)Fullerton (18)Garden Grove (14)Huntington Beach (32)Irvine (40)La Habra (7)Ladera Ranch (4)Laguna Beach (4)Laguna Hills (11)Laguna Niguel (10)Lake Forest (17)Los Alamitos (6)Mission Viejo (12)Newport Beach (17)Orange (36)Placentia (10)Rancho Santa Margarita (3)San Clemente (14)San Juan Capistrano (4)Santa Ana (21)Seal Beach (3)Trabuco Canyon (5)Tustin (14)Westminster (11)Yorba Linda (14)
Placer County
Riverside County
Beaumont (5)Bermuda Dunes (5)Cathedral City (4)Corona (35)Eastvale (5)Hemet (7)Indio (11)Jurupa Valley (4)La Quinta (5)Lake Elsinore (11)Menifee (14)Moreno Valley (11)Murrieta (20)Norco (7)Palm Desert (18)Perris (5)Riverside (50)Temecula (22)Thousand Palms (3)Wildomar (4)
Sacramento County
Antelope (3)Carmichael (9)Citrus Heights (12)Elk Grove (17)Fair Oaks (6)Folsom (13)Galt (8)Gold River (5)North Highlands (5)Orangevale (8)Rancho Cordova (23)Rio Linda (4)Sacramento (69)Wilton (3)
San Benito County
San Bernardino County
Apple Valley (8)Bloomington (4)Chino (18)Chino Hills (10)Colton (3)Fontana (20)Hesperia (5)Highland (4)Montclair (6)Ontario (34)Rancho Cucamonga (23)Redlands (7)Rialto (3)San Bernardino (12)Upland (18)Victorville (6)Yucaipa (5)
San Diego County
Carlsbad (23)Chula Vista (13)El Cajon (28)Encinitas (6)Escondido (27)Fallbrook (4)Imperial Beach (4)Jamul (6)La Mesa (10)Lakeside (12)Oceanside (18)Pine Valley (3)Poway (5)Ramona (7)San Diego (131)San Marcos (10)Santee (6)Spring Valley (5)Vista (7)
San Francisco County
San Joaquin County
San Luis Obispo County
Arroyo Grande (3)Atascadero (9)Paso Robles (6)Pismo Beach (4)San Luis Obispo (8)
San Mateo County
Belmont (4)Burlingame (5)Daly City (8)Menlo Park (3)Millbrae (3)Pacifica (3)Redwood City (6)San Carlos (5)San Mateo (14)South San Francisco (8)Woodside (4)
Santa Barbara County
Goleta (6)Lompoc (3)Mission Hills (3)Santa Barbara (19)Santa Maria (9)
Santa Clara County
Campbell (13)Cupertino (3)Gilroy (8)Los Altos (4)Los Gatos (7)Milpitas (7)Morgan Hill (11)Palo Alto (4)San Jose (99)Santa Clara (15)Sunnyvale (12)
Santa Cruz County
Aptos (4)Ben Lomond (3)Boulder Creek (4)Santa Cruz (17)Scotts Valley (4)Watsonville (9)
Shasta County
Solano County
Benicia (7)Dixon (3)Fairfield (6)Suisun City (3)Vacaville (9)Vallejo (6)
Sonoma County
Cotati (4)Petaluma (10)Rohnert Park (3)Santa Rosa (22)Sebastopol (6)Sonoma (3)Windsor (4)
Stanislaus County
Sutter County
Tulare County
Tuolumne County
Ventura County
Camarillo (13)Moorpark (4)Oxnard (17)Simi Valley (48)Thousand Oaks (9)Ventura (16)