Plumbing contractors licensed in California

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

• Roq Plumbing INC
  General Contractors, Plumbing · North Hollywood · #1072359
  Active Insurance current
• Roque's Plumbing
  Plumbing · Oxnard · #1051698
  Active No insurance on file
• Roroman Plumbing INC
  Plumbing · Vacaville · #914735
  Active Insurance current
• Ros Plumbing LLC
  General Contractors, Plumbing · Novato · #885083
  Active Insurance current
• Rosales Plumbing & Rooter
  Plumbing · West Covina · #802004
  Active Insurance current
• Rose Bros Plumbing
  Plumbing · Felton · #983123
  Active No insurance on file
• Rose City Plumbing and Rooter
  General Contractors, Plumbing · Pasadena · #880341
  Active Insurance current
• Rose Heating - Air Conditioning & Sheet Metal
  Plumbing, HVAC · Modesto · #756687
  Active Insurance current
• Rosemount Construction
  General Contractors, Plumbing · San Francisco · #482113
  Active Insurance current
• Rosenberg Plumbing INC
  Plumbing · Pacifica · #700149
  Active Insurance expiring soon
• Rosenthal Plumbing INC
  Plumbing · Santa Cruz · #923778
  Active Insurance current
• Roseville Plumbing
  Plumbing · Roseville · #983254
  Active No insurance on file
• Roseville Plumbing Solutions INC
  Plumbing · Roseville · #1061799
  Active No insurance on file
• Ross & Sons Refrigeration & Construction INC
  General Contractors, Electrical · Fresno · #781563
  Active Insurance current
• Ross Adams Plumbing INC
  Plumbing · Santa Ana · #1126219
  Active No insurance on file
• Ross Clift Plumbing
  Plumbing · Rio Linda · #864861
  Active Insurance current
• Ross Gibbs Plumbing
  Plumbing · Los Angeles · #744102
  Active No insurance on file
• Ross Plumbing
  General Contractors, Plumbing · Corte Madera · #546453
  Active No insurance on file
• Rossi Plumbing
  Plumbing · Napa · #1043683
  Active No insurance on file
• Rossi Plumbing
  General Contractors, Plumbing · Los Angeles · #1063322
  Active Insurance current
• Rostomian Construction
  General Contractors, Plumbing · Glendale · #1003540
  Active Insurance current
• Roto Rooter Lake Tahoe
  Plumbing · Rocklin · #1001120
  Active Insurance current
• Roto Rooter Plumbers
  Plumbing · Novato · #288461
  Active Insurance expired
• Roto-Rooter
  General Contractors, Plumbing · Oakdale · #604196
  Active Insurance current
• Roto-Rooter Plumbers
  General Contractors, Plumbing · Vista · #966412
  Active Insurance current
• Roto-Rooter Plumbers and Septic Service
  General Contractors, Plumbing · Apple Valley · #752077
  Active Insurance current
• Roto-Rooter Services Company DBA Nurotoco
  General Contractors, Plumbing · Cincinnati · #806952
  Active Insurance current
• Roto-Rooter Sewer & Drain
  Plumbing · Brisbane · #633904
  Active Insurance expired
• Rotonic Plumbing & Rooter Service
  General Contractors, Plumbing · Northridge · #638157
  Active No insurance on file
• Roubik Haghverdian
  General Contractors, Plumbing · La Crescenta · #817070
  Active No insurance on file
• Rountree Plumbing and Heating INC
  General Contractors, Plumbing · Roseville · #265489
  Active Insurance current
• Route One Plumbing INC
  Plumbing · San Diego · #948831
  Active Insurance current
• Routhier Plumbing INC
  Plumbing · Corona · #984893
  Active No insurance on file
• Rowe Plumbing
  Plumbing · Mountain View · #888237
  Active No insurance on file
• Rowin Plumbing INC
  Plumbing · Santa Clarita · #639700
  Active Insurance expiring soon
• Roy Dayton Plumbing
  Plumbing · Acton · #674007
  Active No insurance on file
• Roy E Smith Plumbing CO INC
  Plumbing, HVAC · Los Angeles · #179873
  Active Insurance current
• Roy J Shaw INC DBA Shaw Plumbing
  Plumbing · Calistoga · #398901
  Active Insurance current
• Roy's Plumbing
  Plumbing · Granada Hills · #1043518
  Active No insurance on file
• Royal Aire INC
  General Contractors, Electrical · Chico · #510286
  Active Insurance current
• Royal Commercial Construction INC
  General Contractors, Plumbing · La Mesa · #932043
  Active No insurance on file
• Royal Construction & Builders INC
  General Contractors, Plumbing · Redondo Beach · #857366
  Active Insurance current
• Royal Flush Plumbing and Drains
  Plumbing · Lakewood · #957582
  Active No insurance on file
• Royal Flush Plumbing and Filtration
  Plumbing · San Juan Capistrano · #1158181
  Active No insurance on file
• Royal Flush Rooter & Plumbing
  Plumbing · Torrance · #908976
  Active No insurance on file
• Royal J Foreman
  General Contractors, Plumbing · Buena Park · #857889
  Active No insurance on file
• Royal Plumbing
  Plumbing · North Hollywood · #730409
  Active Insurance current
• Royal Plumbing
  Plumbing · Redding · #879168
  Active Insurance current
• Royal Plumbing
  Plumbing · Escondido · #951399
  Active Insurance current
• Royal Plumbing & Rooter Service
  Plumbing · Rancho Cordova · #954012
  Active No insurance on file
• Royal Plumbing & Sewer Service INC
  Plumbing · San Jose · #893238
  Active Insurance current
• Royal Plumbing Sb
  Plumbing · Burbank · #1135881
  Active No insurance on file
• Royal Plumbing Service
  Plumbing · South San Francisco · #609288
  Active No insurance on file
• Royal Plumbing Services
  Plumbing · Rialto · #1079041
  Active Insurance current
• Royal Refrigeration Services INC
  General Contractors, Plumbing · Long Beach · #1066273
  Active Insurance current
• Royal Rooter
  Plumbing · Antioch · #862460
  Active No insurance on file
• Royal Rooter and Plumbing
  Plumbing · Gardena · #751946
  Active Insurance expiring soon
• Royal Rooter Plumbing and Drain Cleaning Specialists
  Plumbing · Oceanside · #867328
  Active Insurance current
• Royal Snake Plumbing
  Plumbing · West Covina · #1159392
  Active No insurance on file
• Royal Tech Plumbing INC
  Plumbing · Redwood City · #1096722
  Active Insurance current
• Royaltech Services
  General Contractors, Electrical · La Puente · #638729
  Active Insurance current
• Royalty Drains and Plumbing
  Plumbing · San Diego · #1057113
  Active Insurance current
• Royalty Plumbing
  Plumbing · Long Beach · #1072993
  Active No insurance on file
• Royalty Plumbing and Drain
  Plumbing · Menifee · #1074065
  Active No insurance on file
• Royalty Plumbing INC
  Plumbing · Ontario · #1109464
  Active Insurance current
• Royco Plumbing
  Plumbing · Santa Ana · #870548
  Active No insurance on file
• Royden Toma DBA Toma Plumbing
  Plumbing · Cypress · #568059
  Active No insurance on file
• Roz Builders
  Roofing, General Contractors · Thousand Palms · #972979
  Active Insurance current
• Rp3 Plumbing
  Plumbing · La Mesa · #1137839
  Active No insurance on file
• Rps Ribbs Plumbing and Sewer
  Plumbing, Painting · San Jose · #1023081
  Active Insurance current
• Rr Plumbing INC
  Plumbing · Palm Desert · #1110052
  Active No insurance on file
• Rrubias Plumbing & Rooter INC
  Plumbing · Burbank · #1022086
  Active Insurance current
• Rs Plumbing Solutions INC
  General Contractors, Plumbing · Rancho Dominguez · #972131
  Active Insurance current
• Rsb Construction Group INC
  General Contractors, Electrical · San Francisco · #1086260
  Active Insurance current
• Rsd Plumbing & Hydro Jetting
  Plumbing · Chula Vista · #1133145
  Active No insurance on file
• Rsm Plumbing Heating & Air Conditioning
  General Contractors, Plumbing · Huntington Beach · #990124
  Active Insurance current
• Rsr Contracting
  General Contractors, Plumbing · San Diego · #1133995
  Active Insurance current
• Rt Olson Plumbing, Heating and Air Conditioning LLC
  Plumbing, HVAC · Corona · #997337
  Active No insurance on file
• Rtj Companies INC DBA Xcel Plumbing
  Plumbing · Irvine · #980838
  Active Insurance current
• Ruan Plumbing & Rooter Service
  Plumbing · Wilmington · #815047
  Active No insurance on file
• Rubber Duck Plumbing
  Plumbing · Visalia · #1153516
  Active No insurance on file
• Ruben & Son's Plumbing
  Plumbing · San Diego · #973361
  Active No insurance on file
• Ruben Antonio Sandoval
  Plumbing · Los Angeles · #1090858
  Active No insurance on file
• Ruben Gamerberg
  General Contractors, Electrical · Los Angeles · #868230
  Active No insurance on file
• Ruben Garcia Plumbing
  Plumbing · Montclair · #450717
  Active No insurance on file
• Ruben Graciano
  Plumbing · Solvang · #882958
  Active No insurance on file
• Ruben's Custom Plumbing
  Plumbing · Chatsworth · #832031
  Active No insurance on file
• Ruben's Plumbing
  Plumbing · Crestline · #1149362
  Active No insurance on file
• Ruben's Plumbing
  Plumbing · Walnut Creek · #972746
  Active No insurance on file
• Rubens Home Service INC
  General Contractors, Electrical · Visalia · #879424
  Active Insurance current
• Rubicon Plumbing
  Plumbing · Zephyr Cove · #925264
  Active No insurance on file
• Rubio's Plumbing
  Plumbing · Whittier · #885765
  Active No insurance on file
• Ruby Plumbing & Electrical Supply INC
  General Contractors, Electrical · San Francisco · #748426
  Active Insurance current
• Ruckers Plumbing and Filtration LLC
  Plumbing · Quincy · #1119542
  Active Insurance current
• Rudy's Building & Construction INC
  General Contractors, Electrical · Reseda · #1074728
  Active Insurance current
• Rudy's Mechanical Plumbing
  Plumbing · Los Angeles · #663000
  Active Insurance expiring soon
• Rudy's Plumbing
  Plumbing · Monrovia · #917340
  Active Insurance current
• Rudy's Plumbing Services INC
  Plumbing · Tustin · #1055974
  Active Insurance current
• Ruff Construction Company
  General Contractors, Plumbing · Lockeford · #461056
  Active No insurance on file
• Ruff Plumbing
  Plumbing · Lockeford · #1127779
  Active Insurance current

Last checked against state records on Oct 11, 2026 (the state's file hasn't changed since Oct 10, 2026). How we get this data.