Licensed Plumbing (C-36) contractors in California
The California Contractors State License Board (CSLB) lists 12,024 California contractors classified C-36 (Plumbing (C-36)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of July 1, 2026.
Showing 4,621–4,680 of 12,024 contractors
- Active · clearGutierrez Rey Plumbing Service And RepairArcadia, CA · CSLB #1098877 · as of July 1, 2026
- Active · clearRey S GutierrezNorthridge, CA · CSLB #982122 · as of July 1, 2026
- Active · clearGutman's PlumbingNorthridge, CA · CSLB #454031 · as of July 1, 2026
- Active · clearSteve Guyer Plumbing ServicesGarden Grove, CA · CSLB #1031113 · as of July 1, 2026
- Active · clearGuzman And Sons INCSan Diego, CA · CSLB #1092555 · as of July 1, 2026
- Active · clearGuzman PlumbingHemet, CA · CSLB #1155028 · as of July 1, 2026
- Active · clearGuzman Plumbing ServicesBaldwin Park, CA · CSLB #1152567 · as of July 1, 2026
- Active · clearGVS Plumbing INCSan Diego, CA · CSLB #1066304 · as of July 1, 2026
- Active · clearJeff GwonLos Angeles, CA · CSLB #1053131 · as of July 1, 2026
- Active · clearG & W PlumbingNorthridge, CA · CSLB #638913 · as of July 1, 2026
- Active · clearG & W Plumbing & Repipe INCBuena Park, CA · CSLB #992133 · as of July 1, 2026
- Active · clearGWS Plumbing & SewerSan Mateo, CA · CSLB #1131694 · as of July 1, 2026
- Active · clearG & Z Plumbing CompanyKeyes, CA · CSLB #1051464 · as of July 1, 2026
- Active · clearH2o Eagle Plumbing INCLos Angeles, CA · CSLB #1110867 · as of July 1, 2026
- Active · clearH2o FlowFoothill Ranch, CA · CSLB #1076502 · as of July 1, 2026
- Active · clearH2o Leak Detection Services LLCSan Diego, CA · CSLB #1151704 · as of July 1, 2026
- Active · clearH2o PlumbingVan Nuys, CA · CSLB #988355 · as of July 1, 2026
- Active · clearH2o PlumbingRedlands, CA · CSLB #964614 · as of July 1, 2026
- Active · clearH2o Plumbing And Drain Cleaning LLCFelton, CA · CSLB #1115985 · as of July 1, 2026
- Active · clearH2o Plumbing BY Eddie GiffinAntioch, CA · CSLB #770148 · as of July 1, 2026
- Active · clearHaarco Plumbing SolutionsLong Beach, CA · CSLB #988242 · as of July 1, 2026
- Active · clearHaas PlumbingBig Bear City, CA · CSLB #1130432 · as of July 1, 2026
- Active · clearHabercom Industries LLCSan Diego, CA · CSLB #1157048 · as of July 1, 2026
- Active · clearHack's Plumbing & DrainVista, CA · CSLB #1103201 · as of July 1, 2026
- Active · clearHaddad Plumbers INCPasadena, CA · CSLB #982500 · as of July 1, 2026
- Active · clearHadden Plumbing LLCOceanside, CA · CSLB #1150069 · as of July 1, 2026
- Active · clearHaddly PlumbingSonoma, CA · CSLB #869145 · as of July 1, 2026
- Active · clearHadley's Plumbing INCRoseville, CA · CSLB #828704 · as of July 1, 2026
- Active · clearDennis HaefeleBarstow, CA · CSLB #511465 · as of July 1, 2026
- Active · clearPaul HaefeleBarstow, CA · CSLB #923013 · as of July 1, 2026
- Active · clearHaffner Mechanical SystemsSan Diego, CA · CSLB #1023978 · as of July 1, 2026
- Active · clearSteven Haflich PlumbingRamona, CA · CSLB #1030573 · as of July 1, 2026
- Active · clearHagen Plumbing & Heating INCLos Angeles, CA · CSLB #858452 · as of July 1, 2026
- Active · clearHagen Plumbing INCDowney, CA · CSLB #500679 · as of July 1, 2026
- Active · clearGabby HagopianTujunga, CA · CSLB #556047 · as of July 1, 2026
- Active · clearBridgeview Enterprises INC DBA Hague Quality WaterRamona, CA · CSLB #415453 · as of July 1, 2026
- Active · clearH A J PlumbingSan Francisco, CA · CSLB #860276 · as of July 1, 2026
- Active · clearKevin Hale PlumbingLos Angeles, CA · CSLB #1135994 · as of July 1, 2026
- Active · clearHale & Sons Plumbing INCLakeside, CA · CSLB #970519 · as of July 1, 2026
- Active · clearTim O Hale Plumbing ContractorLos Angeles, CA · CSLB #689391 · as of July 1, 2026
- Active · clearHalf Pipe PlumbingSan Juan Capistrano, CA · CSLB #981562 · as of July 1, 2026
- Active · clearKevin Hall PlumbingSan Rafael, CA · CSLB #712358 · as of July 1, 2026
- Active · clearHall's PlumbingTehachapi, CA · CSLB #738157 · as of July 1, 2026
- Active · clearHalls PlumbingEsparto, CA · CSLB #969164 · as of July 1, 2026
- Active · clearHalo Plumbers CorpCorona, CA · CSLB #1130889 · as of July 1, 2026
- Active · clearHalo Plumbing INCSantee, CA · CSLB #945930 · as of July 1, 2026
- Active · clearHalstad PlumbingWillits, CA · CSLB #1006313 · as of July 1, 2026
- Active · clearSam Halstad PlumbingUkiah, CA · CSLB #432125 · as of July 1, 2026
- Active · clearHalverson Mechanical INCOgden, CA · CSLB #832613 · as of July 1, 2026
- Active · clearHalverson PlumbingLomita, CA · CSLB #1113899 · as of July 1, 2026
- Active · clearHamer PlumbingBig Bear Lake, CA · CSLB #913685 · as of July 1, 2026
- Active · clearHamilton PlumbingCitrus Heights, CA · CSLB #844676 · as of July 1, 2026
- Active · clearHamilton Plumbing Corporation INCMenifee, CA · CSLB #1105129 · as of July 1, 2026
- Active · clearHamilton Plumbing INCModesto, CA · CSLB #1008980 · as of July 1, 2026
- Active · clearHamilton Plumbing Sewer & DrainElk Grove, CA · CSLB #1037625 · as of July 1, 2026
- Active · clearHamite PlumbingDesert Hot Springs, CA · CSLB #818078 · as of July 1, 2026
- Active · clearHamlet's PlumbingGlendale, CA · CSLB #692484 · as of July 1, 2026
- Active · clearFrank Hamlin PlumbingSanta Maria, CA · CSLB #704690 · as of July 1, 2026
- Active · clearHamzeh PlumbingSan Mateo, CA · CSLB #945729 · as of July 1, 2026
- Active · clearJulian HanauerLos Angeles, CA · CSLB #1033479 · as of July 1, 2026
Data sourced from the California Contractors State License Board (CSLB), current as of July 1, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.