Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 11,918 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 4, 2026.

Showing 8,581–8,640 of 11,918 contractors

Radiant Heat
Seaside, CA · CSLB #828353 · as of July 4, 2026
Active · clear
Radiant Way Incorporated Ii
San Rafael, CA · CSLB #1103617 · as of July 4, 2026
Active · clear
Radiant Works INC
Watsonville, CA · CSLB #697183 · as of July 4, 2026
Active · clear
Radisic Plumbing LLC
Harbor City, CA · CSLB #1112162 · as of July 4, 2026
Active · clear
Radke Repiping & Repair
Redondo Beach, CA · CSLB #809936 · as of July 4, 2026
Active · clear
Rad Plumbing
Temecula, CA · CSLB #1057029 · as of July 4, 2026
Active · clear
R A D Plumbing INC
Moreno Valley, CA · CSLB #1067399 · as of July 4, 2026
Active · clear
Radsun DBA Radsun Plumbing
El Cajon, CA · CSLB #1045517 · as of July 4, 2026
Active · clear
Rafael Plumbing Plus INC
San Francisco, CA · CSLB #1108376 · as of July 4, 2026
Active · clear
Steven Raffaini Plumbing And Radiant LLC
Sonoma, CA · CSLB #916665 · as of July 4, 2026
Active · clear
R & A Golden City Plumbing INC
San Francisco, CA · CSLB #1119418 · as of July 4, 2026
Active · clear
Ragone Repipe And Repairs
Arroyo Grande, CA · CSLB #1115783 · as of July 4, 2026
Active · clear
Ragusa Plumbing Heating & Air Conditioning
Downey, CA · CSLB #651553 · as of July 4, 2026
Active · clear
Rainbow Plumbing And Hydronic Center
Rancho Santa Margarita, CA · CSLB #1031539 · as of July 4, 2026
Active · clear
Christopher Rajtar Plumbing & Rooter INC
La Crescenta, CA · CSLB #770178 · as of July 4, 2026
Active · clear
R A K Plumbing
Santa Rosa, CA · CSLB #1060068 · as of July 4, 2026
Active · clear
Rall Plumbing
Campbell, CA · CSLB #856836 · as of July 4, 2026
Active · clear
Ramar Plumbing
Livermore, CA · CSLB #1123088 · as of July 4, 2026
Active · clear
Jorge Ramirez
Santa Paula, CA · CSLB #1089587 · as of July 4, 2026
Active · clear
Juan Manuel Ramirez
Burbank, CA · CSLB #1123734 · as of July 4, 2026
Active · clear
Ramirez Plumbing
Santa Barbara, CA · CSLB #695906 · as of July 4, 2026
Active · clear
Ramirez Plumbing INC
Sand City, CA · CSLB #774622 · as of July 4, 2026
Active · clear
Ramirez Plumbing Residential & Commercial INC
Panorama City, CA · CSLB #1064211 · as of July 4, 2026
Active · clear
Silverio Ramirez
Long Beach, CA · CSLB #952767 · as of July 4, 2026
Active · clear
Ramona Pacific Plumbing INC
San Diego, CA · CSLB #907743 · as of July 4, 2026
Active · clear
Ramon Plumbing
Sacramento, CA · CSLB #1107324 · as of July 4, 2026
Active · clear
Abel Ramos Plumbing INC
Van Nuys, CA · CSLB #725228 · as of July 4, 2026
Active · clear
Ramos And Sons Plumbing INC
Fullerton, CA · CSLB #1054762 · as of July 4, 2026
Active · clear
Ramon Ramos
Covina, CA · CSLB #742790 · as of July 4, 2026
Active · clear
Ram Plumbing
San Jose, CA · CSLB #471428 · as of July 4, 2026
Active · clear
Ram Plumbing INC
Sherman Oaks, CA · CSLB #895559 · as of July 4, 2026
Active · clear
Ram Plumbing & Leak Detection
San Diego, CA · CSLB #1086921 · as of July 4, 2026
Active · clear
Ram Plumbing Rooter Division
Sherman Oaks, CA · CSLB #810284 · as of July 4, 2026
Active · clear
Ramsey Backflow & Plumbing
Riverside, CA · CSLB #482694 · as of July 4, 2026
Active · clear
Ram West INC
Oakland, CA · CSLB #955705 · as of July 4, 2026
Active · clear
Ramy's Pool Plumbing
Fontana, CA · CSLB #802719 · as of July 4, 2026
Active · clear
Rana's Plumbing
Los Angeles, CA · CSLB #1148315 · as of July 4, 2026
Active · clear
Ranchero Plumbing
Valley Springs, CA · CSLB #1148591 · as of July 4, 2026
Active · clear
Rancho Plumbing & Drain Cleaning
Victorville, CA · CSLB #1022857 · as of July 4, 2026
Active · clear
Rancho Santa Fe Plumbing INC
Fallbrook, CA · CSLB #661726 · as of July 4, 2026
Active · clear
Randall Press Plumbing
Granada Hills, CA · CSLB #462130 · as of July 4, 2026
Active · clear
Randall's Plumbing Company
San Diego, CA · CSLB #1148589 · as of July 4, 2026
Active · clear
Randal's Plumbing A California Corporation
Palm Desert, CA · CSLB #687978 · as of July 4, 2026
Active · clear
R And S Plumbing
Coachella, CA · CSLB #731855 · as of July 4, 2026
Active · clear
Randyman Plumbing INC
Vista, CA · CSLB #1081463 · as of July 4, 2026
Active · clear
Craig Randal Peters DBA Randy's Plumbing & Heating
Torrance, CA · CSLB #449435 · as of July 4, 2026
Active · clear
Rangel Plumbing
Los Angeles, CA · CSLB #1148539 · as of July 4, 2026
Active · clear
Rantala Plumbing
Fort Bragg, CA · CSLB #631151 · as of July 4, 2026
Active · clear
R A O Plumbing Contractors
San Francisco, CA · CSLB #979856 · as of July 4, 2026
Active · clear
Rapid Action Rooter
Inglewood, CA · CSLB #1074174 · as of July 4, 2026
Active · clear
Rapid Bath & Showers
San Jose, CA · CSLB #854482 · as of July 4, 2026
Active · clear
Rapid First Plumbing
Mc Clellan, CA · CSLB #315742 · as of July 4, 2026
Active · clear
Rapid Plumbing Solutions LLC
North Highlands, CA · CSLB #1145734 · as of July 4, 2026
Active · clear
Rapid Quality Works LLC
Nuevo, CA · CSLB #1156192 · as of July 4, 2026
Active · clear
Rapid Relief Plumbing
North Hollywood, CA · CSLB #1145129 · as of July 4, 2026
Active · clear
Rapid-repair Plumbing Services
Hayward, CA · CSLB #1136319 · as of July 4, 2026
Active · clear
Rapid Repipe
Perris, CA · CSLB #1018415 · as of July 4, 2026
Active · clear
Rapid Rescue Rooter & Plumbing
Glendora, CA · CSLB #1127125 · as of July 4, 2026
Active · clear
Rapid Rooter Drain Master & Plumbing Experts
Fresno, CA · CSLB #947697 · as of July 4, 2026
Active · clear
Rapid Rooter Pro INC
Bell, CA · CSLB #1043378 · as of July 4, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 4, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.