Plumbing contractors licensed in California

Every active California license that lists plumbing work, sorted by name.

• Isip Family Corporation DBA Ariel's Plumbing
  Plumbing · San Bruno · #832458
  Active No insurance on file
• Isl Construction
  General Contractors, Plumbing · Corona · #1033972
  Active No insurance on file
• Island Construction
  General Contractors, Plumbing · Alameda · #350033
  Active No insurance on file
• Island Plumbing INC
  Plumbing · Costa Mesa · #1158007
  Active No insurance on file
• Island Supply Services
  General Contractors, Plumbing · Lakeside · #606983
  Active No insurance on file
• Ismael Acuna Jr
  Plumbing · Winnetka · #1040038
  Active No insurance on file
• Iso Plumbing INC
  Plumbing · San Lorenzo · #1041451
  Active Insurance current
• Israa Plumbing
  Plumbing · Antioch · #1083938
  Active No insurance on file
• Israel Silva Electric & Plumbing
  General Contractors, Electrical · Lynwood · #524577
  Active No insurance on file
• It'splumber INC
  Plumbing · Los Angeles · #1111846
  Active No insurance on file
• Italish Remodeling & Custon Cabinetry
  General Contractors, Plumbing · Fresno · #1043233
  Active Insurance current
• Its Fixd Plumbing Heating & Air Services
  Plumbing, HVAC · Oceanside · #870474
  Active Insurance expired
• Ivan Ivanov
  Plumbing · Dublin · #1157076
  Active No insurance on file
• Ivan Santiago
  Plumbing · Gardena · #863725
  Active No insurance on file
• Ivan Stanchev
  Plumbing · Poway · #1030893
  Active No insurance on file
• Ivan's Plumbing & Drain
  Plumbing · Grass Valley · #1156629
  Active No insurance on file
• Ivanov Milen Genov DBA Home Plumbing CO
  Plumbing · Menifee · #1032672
  Active No insurance on file
• Iverson Plumbing Service & Repair
  Plumbing · Rancho Cordova · #885696
  Active Insurance current
• Ivy Plumbing
  Plumbing · Cedar Ridge · #900313
  Active Insurance current
• Izmirian Roofing & Sheet Metal
  Roofing, Plumbing · San Mateo · #277624
  Active Insurance expired
• Izzy Plumbing
  Plumbing · San Luis Obispo · #892651
  Active Insurance current
• J - Mack Plumbing INC
  General Contractors, Plumbing · Thousand Oaks · #802084
  Active Insurance current
• J - Tech Construction
  General Contractors, Electrical · Oxnard · #1079638
  Active No insurance on file
• J ' S Rooter Solutions INC
  Plumbing · Pacoima · #1109915
  Active No insurance on file
• J & a Legacy Building INC
  General Contractors, Plumbing · Lancaster · #1064831
  Active Insurance current
• J & a Plumbing & Drain Solutions LLC
  Plumbing · Hemet · #1160136
  Active No insurance on file
• J & a Plumbing L L C
  Plumbing · Imperial · #929595
  Active Insurance current
• J & a Plumbing Solutions
  Plumbing · Indio · #1144558
  Active No insurance on file
• J & B Plumbing & Drain INC
  Plumbing · Escondido · #783634
  Active Insurance current
• J & C Services
  General Contractors, Electrical · San Diego · #664359
  Active No insurance on file
• J & D Contractors INC
  General Contractors, Plumbing · Long Beach · #462161
  Active Insurance current
• J & D Greenberg Enterprises INC DBA Ace Plumbing Heating & Air
  Plumbing, HVAC · Sacramento · #313506
  Active Insurance current
• J & D Services
  General Contractors, Plumbing · Novato · #463750
  Active Insurance expiring soon
• J & E Construction Co.
  General Contractors, Plumbing · Bakersfield · #702684
  Active No insurance on file
• J & E Enterprises INC
  Plumbing · Santee · #1125934
  Active No insurance on file
• J & G Plumbing Fresno
  Plumbing · Sanger · #1021017
  Active Insurance current
• J & G Plumbing Services
  Plumbing · Stockton · #1110354
  Active Insurance current
• J & I Property Services Plumbing INC
  Plumbing · Van Nuys · #917205
  Active Insurance current
• J & J Air Conditioning INC
  Plumbing, HVAC · San Jose · #394587
  Active Insurance current
• J & J Electric
  Electrical, Plumbing · Sebastopol · #266927
  Active Insurance current
• J & J Home Improvement & Plumbing and Heating Service
  General Contractors, Plumbing · Los Angeles · #732646
  Active No insurance on file
• J & J Mechanical
  Plumbing, Painting · Santa Maria · #911633
  Active No insurance on file
• J & J Plumbing
  Plumbing · Big Bear City · #1030454
  Active No insurance on file
• J & J Plumbing
  Plumbing · Santa Maria · #942765
  Active Insurance current
• J & J Plumbing INC
  Plumbing · El Cajon · #842155
  Active Insurance current
• J & J Plumbing Nuevo INC
  Plumbing · Romoland · #812981
  Active Insurance current
• J & J Plumbing Residential and Commercial
  Plumbing · Winnetka · #1079083
  Active Insurance current
• J & J Professional Plumbing INC
  General Contractors, Plumbing · San Francisco · #1134496
  Active No insurance on file
• J & J Rooter Plumbing
  Plumbing · Lemon Grove · #671236
  Active Insurance current
• J & K Plumbing
  General Contractors, Plumbing · Placentia · #609480
  Active No insurance on file
• J & K Pro Plumbing INC
  Plumbing · San Francisco · #1118399
  Active No insurance on file
• J & L Plumbing INC
  Plumbing · Sacramento · #992430
  Active Insurance current
• J & M Maintenance & Remodeling INC
  General Contractors, Plumbing · Morgan Hill · #982156
  Active Insurance current
• J & M Phillips Electrical & Plumbing INC
  General Contractors, Electrical · Modesto · #943787
  Active Insurance current
• J & M Plumbers
  Plumbing · Santa Ana · #839404
  Active Insurance current
• J & N Plumbing
  Plumbing · Barstow · #945662
  Active No insurance on file
• J & P Plumbing CO
  Plumbing · Orange · #576254
  Active Insurance current
• J & P Plumbing INC
  Plumbing · Orange · #1030611
  Active Insurance current
• J & R Plumbing INC
  General Contractors, Plumbing · Cupertino · #319819
  Active No insurance on file
• J & S Plumbing Pros INC
  Plumbing · Simi Valley · #1054548
  Active Insurance current
• J & S Plumbing Services INC
  Plumbing · Buellton · #802526
  Active Insurance current
• J & S Powers Plumbing
  Plumbing · Newman · #717798
  Active No insurance on file
• J & Sj Contractors INC
  General Contractors, Plumbing · Anaheim · #678894
  Active Insurance current
• J 1 Construction
  Roofing, General Contractors · San Jose · #955127
  Active Insurance current
• J a C M Construction INC DBA Carrera's Innovation Construction
  General Contractors, Plumbing · Van Nuys · #909753
  Active Insurance current
• J a M P Plumbing
  Plumbing · Antioch · #983243
  Active No insurance on file
• J a M Plumbing
  Plumbing · Santa Clarita · #986261
  Active No insurance on file
• J a Praut Plumbing INC
  General Contractors, Plumbing · Bakersfield · #1135679
  Active Insurance current
• J a Salazar Construction and Supply Corporation
  General Contractors, Plumbing · La Habra · #743587
  Active Insurance current
• J and M Plumbing INC
  Plumbing · Los Angeles · #1160073
  Active No insurance on file
• J B Builders Fire Protection INC
  Roofing, General Contractors · Lynwood · #923970
  Active Insurance current
• J B Kitchens Baths & Design INC
  General Contractors, Plumbing · San Dimas · #730976
  Active Insurance current
• J B Lind Plumbing Company
  Plumbing · Glen Ellen · #591929
  Active Insurance current
• J B Mechanical
  Plumbing · Cotati · #927188
  Active No insurance on file
• J B N Electric INC
  General Contractors, Electrical · Lomita · #779729
  Active Insurance current
• J B Plumbing
  Plumbing · Olivehurst · #1023325
  Active Insurance current
• J B Plumbing
  Plumbing · Newhall · #725892
  Active No insurance on file
• J B Plumbing & Heating
  Plumbing · Mission Hills · #1050824
  Active No insurance on file
• J B Plumbing CO
  Plumbing · Fallbrook · #780376
  Active Insurance current
• J B Plumbing INC
  Plumbing · Hermosa Beach · #807372
  Active Insurance current
• J B Plumbing Services
  Plumbing · Napa · #986049
  Active Insurance current
• J B Rooter and Plumbing INC
  Plumbing · San Jose · #1087742
  Active No insurance on file
• J B S Air Conditioning and Plumbing CO
  Plumbing, HVAC · Simi Valley · #931965
  Active Insurance current
• J Barron Plumbing
  Plumbing · Acton · #1144565
  Active No insurance on file
• J Beltran Plumbing
  Plumbing · Vallejo · #1125101
  Active No insurance on file
• J Beltran Plumbing INC
  Plumbing · Concord · #1144457
  Active No insurance on file
• J Boone Mechanical INC
  General Contractors, Plumbing · Clovis · #1032006
  Active Insurance current
• J C Construction
  General Contractors, Plumbing · Ripon · #940308
  Active No insurance on file
• J C Fire Protection System
  Plumbing · North Hollywood · #812573
  Active Insurance current
• J C General Construction INC
  General Contractors, Plumbing · Winton · #961044
  Active Insurance current
• J C H Plumbing LLC
  Plumbing · Buellton · #1023864
  Active Insurance current
• J C Plumbing
  Plumbing · Roseville · #664226
  Active Insurance current
• J C Plumbing
  Plumbing · Pinole · #855534
  Active No insurance on file
• J C Plumbing
  Plumbing · Torrance · #884807
  Active No insurance on file
• J C Plumbing
  Plumbing · Downey · #907706
  Active No insurance on file
• J C Plumbing
  General Contractors, Plumbing · La Mesa · #910783
  Active No insurance on file
• J C Plumbing Company
  Plumbing · San Francisco · #861051
  Active No insurance on file
• J C Plumbing INC
  Plumbing · Orange · #832885
  Active Insurance expired
• J C Plumbing LLC
  Plumbing · Murrieta · #830343
  Active Insurance current
• J C's Plumbing and Backflow Svc
  Plumbing · Crestline · #723537
  Active Insurance current

Last checked against state records on Oct 9, 2026. How we get this data.