C-42 Sanitation system contractors in California

Septic tanks, leach fields and sewer connections. California has 981 licenses with this classification on file, 951 of them active and 30 suspended.

By city

Cities with at least 3 active licenses, by the address on file with the state. Contractors often work well beyond their home city.

Oakland 27San Jose 19Riverside 16Sacramento 14Los Angeles 13Hayward 11Bakersfield 11Sylmar 10Santa Rosa 10Chico 10Simi Valley 9San Leandro 8Ontario 8Long Beach 8Fresno 8Apple Valley 8San Bernardino 7Salinas 7Murrieta 7Auburn 7Yucca Valley 6Wildomar 6Whittier 6Torrance 6San Francisco 6Richmond 6Perris 6Orange 6Camarillo 6Antioch 6Anaheim 6Yucaipa 5Temecula 5Susanville 5Santa Barbara 5San Lorenzo 5Petaluma 5Lancaster 5Hollister 5Hemet 5Corona 5Concord 5Burbank 5Woodland 4Valley Center 4Tulare 4Tracy 4Santa Maria 4Santa Ana 4San Diego 4Redlands 4Rancho Cucamonga 4Ramona 4Phelan 4Norco 4Napa 4Modesto 4Mission Hills 4Madera 4Los Osos 4Huntington Beach 4Cathedral City 4Berkeley 4Watsonville 3Visalia 3Vallejo 3Union City 3Tehachapi 3Scotts Valley 3Santa Clara 3San Ramon 3San Rafael 3Rocklin 3Redding 3Poway 3Paso Robles 3Pasadena 3Paradise 3Oxnard 3Oakhurst 3Oakdale 3Northridge 3Marysville 3Martinez 3Marina del Rey 3Los Gatos 3La Quinta 3La Mesa 3Idyllwild 3Gualala 3Grass Valley 3Granada Hills 3Fremont 3Forestville 3Fairfield 3Cotati 3Coarsegold 3Clovis 3Chino 3Chatsworth 3Castro Valley 3Campbell 3Big Bear Lake 3Baldwin Park 3Azusa 3Alameda 3

Recently suspended

Licenses with this classification that the state's file shows as suspended, most recently updated first.