Plumbing contractors licensed in California

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

• Barbosa Plumbing & Sewer
  Plumbing · Compton · #1135428
  Active No insurance on file
• Barcena Plumbing INC
  Plumbing · Simi Valley · #713923
  Active Insurance current
• Barefoot Plumbing
  Plumbing · Seaside · #1089690
  Active No insurance on file
• Barker and Sons Plumbing INC
  Plumbing · Orange · #501163
  Active Insurance current
• Barker Heating & Cooling
  General Contractors, Electrical · Livermore · #1043930
  Active Insurance expiring soon
• Barkley Plumbing
  Plumbing · Lake Arrowhead · #584001
  Active Insurance current
• Barnett Plumbing
  Plumbing · La Canada · #1002814
  Active No insurance on file
• Barnett Plumbing & Water Heaters
  Plumbing · Livermore · #910529
  Active Insurance current
• Barnett Plumbing Company
  Plumbing · La Crescenta · #420859
  Active No insurance on file
• Barney Jordan Plumbing INC
  Plumbing · Stockton · #343292
  Active Insurance current
• Barneys Affordable Plumbing INC
  Plumbing · Vacaville · #762485
  Active Insurance current
• Barnhart Plumbing
  Plumbing · Petaluma · #1088163
  Active No insurance on file
• Barrack - Nickols Contracting INC
  General Contractors, Plumbing · Santee · #862897
  Active Insurance current
• Barragan Construction Services
  General Contractors, Electrical · California City · #985066
  Active No insurance on file
• Barragan Plumbing
  Plumbing · San Diego · #1063368
  Active No insurance on file
• Barras Plumbing
  Plumbing · Fountain Valley · #834611
  Active Insurance current
• Barrett Plumbing
  Plumbing · Shasta Lake · #1013248
  Active No insurance on file
• Barron Plumbing
  Plumbing · Santa Rosa · #626386
  Active Insurance expired
• Barry B Steinberg DBA Metropolis Plumbing
  Plumbing · Santa Monica · #484886
  Active No insurance on file
• Barry's Construction
  General Contractors, Electrical · San Leandro · #823626
  Active No insurance on file
• Bart Drescher DBA Dp Pipe Works Plumbing
  Plumbing · Napa · #825205
  Active No insurance on file
• Bartels Home Improvements
  General Contractors, Plumbing · San Diego · #1076932
  Active No insurance on file
• Bartlett Plumbing and Mechanical
  Plumbing · Vallejo · #1100349
  Active No insurance on file
• Barton Plumbing
  Plumbing · Camarillo · #1129460
  Active No insurance on file
• Barunson Construction INC
  General Contractors, Plumbing · Los Angeles · #1065537
  Active Insurance current
• Bas Plumbing INC
  Plumbing · Riverside · #921729
  Active Insurance current
• Base Construction INC
  General Contractors, Plumbing · Irvine · #715316
  Active Insurance current
• Base Line Plumbing INC
  Plumbing · Downey · #1145399
  Active Insurance expiring soon
• Base Plumbing INC
  Plumbing · Moreno Valley · #1063788
  Active Insurance expiring soon
• Baseband Telecom Corporation
  General Contractors, Electrical · Corona · #1071824
  Active Insurance current
• Baseflow Water Filtration and Plumbing
  Plumbing · Santa Maria · #1059981
  Active No insurance on file
• Basic Plumbing & Rooter INC
  Plumbing · La Puente · #1115558
  Active Insurance current
• Basic Technology Plumbing LLC
  Plumbing · Van Nuys · #1030872
  Active No insurance on file
• Basilio's Plumbing
  Plumbing · Coachella · #1042480
  Active Insurance current
• Baskerville - Parsons Contractors INC
  General Contractors, Plumbing · Folsom · #927114
  Active Insurance current
• Bass and Sons Plumbing Company
  General Contractors, Plumbing · Garden Grove · #270215
  Active Insurance expired
• Bass Lake Plumbing Corporation
  General Contractors, Plumbing · Oakhurst · #457294
  Active Insurance current
• Bassett Plumbing INC
  Plumbing · Woodland · #994890
  Active No insurance on file
• Bastanchury Plumbing
  Plumbing · Brea · #597116
  Active No insurance on file
• Baswell Plumbing
  Plumbing · Novato · #433698
  Active Insurance current
• Bateman Water Heating Engineering INC
  Electrical, Plumbing · Los Angeles · #650285
  Active Insurance current
• Bates Construction Company
  General Contractors, Electrical · Sacramento · #585861
  Active Insurance current
• Bath Fitter
  Plumbing · Ventura · #1107071
  Active Insurance current
• Bath Fitter
  Plumbing · El Cajon · #984379
  Active Insurance current
• Bath Fitter Northern California
  Plumbing · Sacramento · #988525
  Active Insurance current
• Bath Man Plumbing
  General Contractors, Plumbing · Modesto · #1104687
  Active No insurance on file
• Baumann Waterworks
  Plumbing · Ontario · #1020247
  Active No insurance on file
• Bay - Citi Plumbing and Rooter Service
  Plumbing · Blythe · #821000
  Active No insurance on file
• Bay 360 Construction INC
  General Contractors, Electrical · San Jose · #1122745
  Active Insurance current
• Bay Air Systems INC
  Electrical, Plumbing · Concord · #450929
  Active Insurance current
• Bay and Shore CO INC
  Plumbing, HVAC · Coronado · #753206
  Active Insurance expiring soon
• Bay and Valley Backflow Services
  Plumbing · Gustine · #1040251
  Active Insurance current
• Bay Area Back Flow Service
  Plumbing · Rio Vista · #635775
  Active No insurance on file
• Bay Area Backflow INC
  Plumbing · Gilroy · #983194
  Active Insurance current
• Bay Area Mechanical and Engineering INC
  Plumbing, HVAC · Penngrove · #392695
  Active Insurance current
• Bay Area Moisture Control by Restorex INC
  Plumbing · Novato · #1123752
  Active Insurance current
• Bay Area Pipe & Equipment INC DBA Bay Area Mechanical
  Plumbing, HVAC · San Francisco · #1075566
  Active Insurance current
• Bay Area Plumbing
  Plumbing · San Francisco · #757796
  Active No insurance on file
• Bay Area Plumbing & Heating
  Plumbing, HVAC · Redwood City · #584345
  Active Insurance current
• Bay Area Plumbing & Rooter Services INC
  Plumbing · San Jose · #1061996
  Active No insurance on file
• Bay Area Plumbing Pros INC
  Plumbing · Crockett · #1156440
  Active No insurance on file
• Bay Area Pro-Plumbing INC
  Plumbing · Campbell · #1153737
  Active No insurance on file
• Bay Area Rescue Plumbing
  Plumbing · Vallejo · #1154689
  Active No insurance on file
• Bay Area Rooter and Plumbing
  Plumbing · Millbrae · #1132682
  Active No insurance on file
• Bay Area Trenchless
  General Contractors, Plumbing · Morgan Hill · #631706
  Active Insurance current
• Bay Area Water Heaters LLC
  Plumbing · San Carlos · #1035644
  Active Insurance current
• Bay Bejar Plumbing
  Plumbing · Hayward · #1044477
  Active No insurance on file
• Bay Cal Plumbing INC
  Plumbing · San Francisco · #1044257
  Active Insurance current
• Bay Cities Development
  Roofing, General Contractors · South San Francisco · #638618
  Active Insurance current
• Bay City Mechanical Incorporated
  General Contractors, Plumbing · Richmond · #645126
  Active Insurance current
• Bay City Mechanical Service INC
  Plumbing, HVAC · Richmond · #1149263
  Active Insurance current
• Bay City Plumbing
  General Contractors, Plumbing · San Francisco · #1001309
  Active No insurance on file
• Bay Metro Corporation
  General Contractors, Plumbing · San Francisco · #850352
  Active Insurance current
• Bay Oak Solutions LLC
  Plumbing · Oakland · #1108525
  Active No insurance on file
• Bay One Plumbing
  Plumbing · Campbell · #862845
  Active No insurance on file
• Bay Plumbing
  Plumbing · Berkeley · #1020974
  Active No insurance on file
• Bay Plumbing & Rooter LLC
  Plumbing · Rodeo · #929458
  Active Insurance current
• Bay Plumbing and Rooter INC
  Plumbing · Redwood City · #972247
  Active Insurance current
• Bay Pro Plumbing INC
  Plumbing · San Jose · #1098295
  Active Insurance expiring soon
• Bay Ridge Plumbing INC
  Plumbing · San Rafael · #1090879
  Active No insurance on file
• Bay Rooter & Plumbing
  Plumbing · Milpitas · #1011025
  Active No insurance on file
• Bay Side Plumbing
  Plumbing · Petaluma · #1065468
  Active No insurance on file
• Bay Water Plumbing INC
  Plumbing · Newark · #1052198
  Active Insurance current
• Bay Wide Plumbing Heating and Air
  General Contractors, Plumbing · San Leandro · #960675
  Active Insurance current
• Bay/Coast Plumbing
  Plumbing · Alameda · #952872
  Active No insurance on file
• Bayardo Humberto Ardila Orochena
  Plumbing · Novato · #1120273
  Active No insurance on file
• Bayat Properties
  General Contractors, Plumbing · Los Angeles · #862421
  Active No insurance on file
• Bayer's Plumbing
  Plumbing · Morgan Hill · #700888
  Active Insurance current
• Bayk Plumbing INC
  Plumbing · San Jose · #1159266
  Active No insurance on file
• Bayline Mechanical INC
  Plumbing · S San Francisco · #342012
  Active Insurance current
• Bayline Plumbing INC
  Plumbing · San Jose · #708496
  Active Insurance current
• Baypro Plumbing
  Plumbing · Pacifica · #1141805
  Active No insurance on file
• Bayshore Plumbers
  General Contractors, Plumbing · Redwood City · #979380
  Active Insurance current
• Bayside Plumbing INC
  General Contractors, Plumbing · San Francisco · #929167
  Active Insurance current
• Bayside Remodeling and Construction
  General Contractors, Plumbing · Mill Valley · #680332
  Active No insurance on file
• Baysinger Plumbing
  Plumbing · Granada Hills · #633605
  Active Insurance current
• Baystate Plumbing
  Plumbing · Dana Point · #824798
  Active No insurance on file
• Baytech Works INC
  General Contractors, Electrical · San Francisco · #1057994
  Active No insurance on file
• Bayvalley Mechanical INC
  Plumbing · Union City · #1072787
  Active Insurance current
• Bayview Plumbing
  Plumbing · San Leandro · #665946
  Active Insurance expiring soon

Last checked against state records on Oct 6, 2026. How we get this data.