Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,020 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 June 27, 2026.

Showing 421–480 of 12,020 contractors

A & G Plumbing And Rooter Corp
Ventura, CA · CSLB #1124358 · as of June 27, 2026
Active · clear
Ag Plumbing CO
Vacaville, CA · CSLB #1132681 · as of June 27, 2026
Active · clear
Ag Plumbing & Maintenance INC
Rio Linda, CA · CSLB #1023271 · as of June 27, 2026
Active · clear
A Grade Plumbing
Oxnard, CA · CSLB #1143436 · as of June 27, 2026
Active · clear
A G R Plumbing
San Mateo, CA · CSLB #1072671 · as of June 27, 2026
Active · clear
A G S Plumbing
Lancaster, CA · CSLB #1022770 · as of June 27, 2026
Active · clear
Ag's Plumbing INC
Seaside, CA · CSLB #1128477 · as of June 27, 2026
Active · clear
Gerardo Gonzalez DBA Agua Plumbing
Sun Valley, CA · CSLB #757677 · as of June 27, 2026
Active · clear
Agua Viva Plumbing Corp
Los Angeles, CA · CSLB #1136549 · as of June 27, 2026
Active · clear
Aguayo Plumbing INC
Santee, CA · CSLB #1030301 · as of June 27, 2026
Active · clear
Aguilar Building Group
Arleta, CA · CSLB #890988 · as of June 27, 2026
Active · clear
Jaime E Aguilar
Chino, CA · CSLB #897583 · as of June 27, 2026
Active · clear
Javier Aguilar
Los Angeles, CA · CSLB #1080824 · as of June 27, 2026
Active · clear
Aguilera Streamline Plumbing
San Jose, CA · CSLB #804606 · as of June 27, 2026
Active · clear
Aguirre Plumbing
Lancaster, CA · CSLB #859082 · as of June 27, 2026
Active · clear
Aguirre Plumbing Systems INC
Austin, CA · CSLB #1023701 · as of June 27, 2026
Active · clear
Agustin P Fuentes
North Hollywood, CA · CSLB #1137075 · as of June 27, 2026
Active · clear
Ahcor 3 Mechanical Plumbing
Coachella, CA · CSLB #1090961 · as of June 27, 2026
Active · clear
David Ahern
Pacifica, CA · CSLB #1109356 · as of June 27, 2026
Active · clear
Ahern & Sons Plumbing INC
Redding, CA · CSLB #640319 · as of June 27, 2026
Active · clear
Ahlee Backflow Service INC
Santee, CA · CSLB #516561 · as of June 27, 2026
Active · clear
A Honest Plumber LLC
San Diego, CA · CSLB #1147301 · as of June 27, 2026
Active · clear
A H Plumbing
Van Nuys, CA · CSLB #958257 · as of June 27, 2026
Active · clear
Ah Plumbing
Sun Valley, CA · CSLB #1110251 · as of June 27, 2026
Active · clear
Ahrens Plumbing
San Diego, CA · CSLB #933135 · as of June 27, 2026
Active · clear
Altadena Handyman LLC DBA Ah Repipe And Plumbing
Altadena, CA · CSLB #1025813 · as of June 27, 2026
Active · clear
Aia Plumbing & Backflow
San Pedro, CA · CSLB #1145663 · as of June 27, 2026
Active · clear
Aiden's Plumbing And Rooter
Glendale, CA · CSLB #1057799 · as of June 27, 2026
Active · clear
Aid Plumbing
Hemet, CA · CSLB #1037427 · as of June 27, 2026
Active · clear
Aim Plumbing California
Hemet, CA · CSLB #997922 · as of June 27, 2026
Active · clear
Aim Pump And Plumbing
Oceanside, CA · CSLB #1152470 · as of June 27, 2026
Active · clear
Aim Pump Services INC
Oceanside, CA · CSLB #1068110 · as of June 27, 2026
Active · clear
Ainza Plumbing
Chula Vista, CA · CSLB #602941 · as of June 27, 2026
Active · clear
A I Plumbing
Panorama City, CA · CSLB #844121 · as of June 27, 2026
Active · clear
Airborne Plumbing INC
Spring Valley, CA · CSLB #841561 · as of June 27, 2026
Active · clear
Airgas USA LLC
Long Beach, CA · CSLB #986892 · as of June 27, 2026
Active · clear
A Jacques Plumbing & Drain
San Jose, CA · CSLB #1113896 · as of June 27, 2026
Active · clear
Ajc Plumbing Company
Long Beach, CA · CSLB #1019536 · as of June 27, 2026
Active · clear
Aje Monsters Plumbing INC
Gilroy, CA · CSLB #1002105 · as of June 27, 2026
Active · clear
Ajes INC
Burbank, CA · CSLB #518833 · as of June 27, 2026
Active · clear
Ajm Plumbing Specialist INC
Lancaster, CA · CSLB #1081355 · as of June 27, 2026
Active · clear
A J Plescia Plumbing
Sacramento, CA · CSLB #713575 · as of June 27, 2026
Active · clear
A & J Plumbing
Cathedral City, CA · CSLB #746329 · as of June 27, 2026
Active · clear
A & J Plumbing And Rooter
Wilmington, CA · CSLB #889571 · as of June 27, 2026
Active · clear
A & J Plumbing Company
Colton, CA · CSLB #1031639 · as of June 27, 2026
Active · clear
A & J Plumbing Construction Services
Compton, CA · CSLB #1145098 · as of June 27, 2026
Active · clear
Aj Plumbing Corp
Chula Vista, CA · CSLB #1119296 · as of June 27, 2026
Active · clear
A K A Plumbing
Glendale, CA · CSLB #963232 · as of June 27, 2026
Active · clear
Kenny Akins Plumbing
Poway, CA · CSLB #823070 · as of June 27, 2026
Active · clear
A K International
Van Nuys, CA · CSLB #535653 · as of June 27, 2026
Active · clear
Ak Plumbing
Fair Oaks, CA · CSLB #1007153 · as of June 27, 2026
Active · clear
Ak Plumbing And Drain Solutions
Atwater, CA · CSLB #1152065 · as of June 27, 2026
Active · clear
A & K Plumbing INC
San Francisco, CA · CSLB #1012064 · as of June 27, 2026
Active · clear
A & K Plumbing Mechanical And HVAC LLC
Queen Creek, CA · CSLB #1154433 · as of June 27, 2026
Active · clear
Alabout Plumbing INC
Garden Grove, CA · CSLB #1008743 · as of June 27, 2026
Active · clear
Alabout Plumbing J & C INC
Anaheim, CA · CSLB #1030281 · as of June 27, 2026
Active · clear
Nato INC DBA Aladdin's Plumbing
Mission Viejo, CA · CSLB #991751 · as of June 27, 2026
Active · clear
Alamo Plumbing & Rooter Services INC
Long Beach, CA · CSLB #815227 · as of June 27, 2026
Active · clear
Alan Barberena
Moreno Valley, CA · CSLB #1146644 · as of June 27, 2026
Active · clear
Alansi's Plumbing INC
Richmond, CA · CSLB #968129 · as of June 27, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.