Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,091 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 October 14, 2026.

Showing 9,181–9,240 of 12,091 contractors

Royal Flush Plumbing And Drains
Lakewood, CA · CSLB #957582 · as of October 14, 2026
Active · clear
Royal Flush Plumbing And Filtration
San Juan Capistrano, CA · CSLB #1158181 · as of October 14, 2026
Active · clear
Royal Flush Plumbing Sewer & Drain
El Dorado Hills, CA · CSLB #1130141 · as of October 14, 2026
Active · clear
Royal Flush Rooter & Plumbing
Torrance, CA · CSLB #908976 · as of October 14, 2026
Active · clear
Royal Plumbing
North Hollywood, CA · CSLB #730409 · as of October 14, 2026
Active · clear
Royal Plumbing
Redding, CA · CSLB #879168 · as of October 14, 2026
Active · clear
Royal Plumbing
Escondido, CA · CSLB #951399 · as of October 14, 2026
Active · clear
Peter J Barbosa INC DBA Royal Plumbing & Rooter
Pomona, CA · CSLB #562221 · as of October 14, 2026
Active · clear
Royal Plumbing & Rooter Service
Rancho Cordova, CA · CSLB #954012 · as of October 14, 2026
Active · clear
Royal Plumbing SB
Burbank, CA · CSLB #1135881 · as of October 14, 2026
Active · clear
Royal Plumbing Service
South San Francisco, CA · CSLB #609288 · as of October 14, 2026
Active · clear
Royal Plumbing Services
Rialto, CA · CSLB #1079041 · as of October 14, 2026
Active · clear
Royal Rooter
Antioch, CA · CSLB #862460 · as of October 14, 2026
Active · clear
Royal Rooter And Plumbing
Gardena, CA · CSLB #751946 · as of October 14, 2026
Active · clear
Royal Rooter Plumbing And Drain Cleaning Specialists
Oceanside, CA · CSLB #867328 · as of October 14, 2026
Active · clear
Royal Snake Plumbing
West Covina, CA · CSLB #1159392 · as of October 14, 2026
Active · clear
Royal Tech Plumbing INC
Redwood City, CA · CSLB #1096722 · as of October 14, 2026
Active · clear
Royalty Drains And Plumbing
San Diego, CA · CSLB #1057113 · as of October 14, 2026
Active · clear
Royalty Plumbing
Long Beach, CA · CSLB #1072993 · as of October 14, 2026
Active · clear
Royalty Plumbing And Drain
Menifee, CA · CSLB #1074065 · as of October 14, 2026
Active · clear
Royalty Plumbing INC
Ontario, CA · CSLB #1109464 · as of October 14, 2026
Active · clear
Royco Plumbing
Santa Ana, CA · CSLB #870548 · as of October 14, 2026
Active · clear
Roy's Plumbing
Granada Hills, CA · CSLB #1043518 · as of October 14, 2026
Active · clear
RP3 Plumbing
La Mesa, CA · CSLB #1137839 · as of October 14, 2026
Active · clear
R P B Delta Plumbing
Corona, CA · CSLB #955615 · as of October 14, 2026
Active · clear
R P Discount Plumbing CO
El Monte, CA · CSLB #966305 · as of October 14, 2026
Active · clear
R P E Plumbing
Paso Robles, CA · CSLB #1021702 · as of October 14, 2026
Active · clear
R Plumbing Services
San Clemente, CA · CSLB #1160686 · as of October 14, 2026
Active · clear
R P M Plumbing
Hat Creek, CA · CSLB #1109650 · as of October 14, 2026
Active · clear
R P M Responsible Plumbing Mechanics
Garden Grove, CA · CSLB #513214 · as of October 14, 2026
Active · clear
R P P INC
Exeter, CA · CSLB #998761 · as of October 14, 2026
Active · clear
R P Plumbing
Nipomo, CA · CSLB #1100603 · as of October 14, 2026
Active · clear
R P Plumbing & Rooter
Dana Point, CA · CSLB #899067 · as of October 14, 2026
Active · clear
R P Plumbing Service & Rooter
Lynwood, CA · CSLB #1021404 · as of October 14, 2026
Active · clear
R Pro Plumbing
Huntington Beach, CA · CSLB #1083114 · as of October 14, 2026
Active · clear
R P Service INC
Los Angeles, CA · CSLB #801161 · as of October 14, 2026
Active · clear
R P S Plumbing INC
San Jose, CA · CSLB #1049173 · as of October 14, 2026
Active · clear
R & R Plumbing
North Hollywood, CA · CSLB #432193 · as of October 14, 2026
Active · clear
R+R Plumbing Company
Grass Valley, CA · CSLB #1085221 · as of October 14, 2026
Active · clear
RR Plumbing INC
Palm Desert, CA · CSLB #1110052 · as of October 14, 2026
Active · clear
R R Plumbing - N - Minutes
Los Angeles, CA · CSLB #1116151 · as of October 14, 2026
Active · clear
R & R Building Services INC DBA R & R Plumbing Services
Inglewood, CA · CSLB #963771 · as of October 14, 2026
Active · clear
R & R Plumbing Services INC
Murrieta, CA · CSLB #936207 · as of October 14, 2026
Active · clear
R & R Plumbing Works
Grass Valley, CA · CSLB #647650 · as of October 14, 2026
Active · clear
Rrubias Plumbing & Rooter INC
Burbank, CA · CSLB #1022086 · as of October 14, 2026
Active · clear
R & S Appliance Installation INC
Livermore, CA · CSLB #757377 · as of October 14, 2026
Active · clear
R S C LLC Of Texas
Galveston, CA · CSLB #1057657 · as of October 14, 2026
Active · clear
RSD Plumbing & Hydro Jetting
Chula Vista, CA · CSLB #1133145 · as of October 14, 2026
Active · clear
R S G Plumbing & Heating INC
Los Angeles, CA · CSLB #960139 · as of October 14, 2026
Active · clear
R S Plumbing
Seaside, CA · CSLB #1152591 · as of October 14, 2026
Active · clear
R S Plumbing And Drain
Murrieta, CA · CSLB #947341 · as of October 14, 2026
Active · clear
R S Plumbing And Heating
El Cajon, CA · CSLB #391147 · as of October 14, 2026
Active · clear
R S S Company INC
Rowland Heights, CA · CSLB #1159788 · as of October 14, 2026
Active · clear
R T Plumbing
Brentwood, CA · CSLB #981247 · as of October 14, 2026
Active · clear
R T Wilson Plumbing
Forest Knolls, CA · CSLB #723535 · as of October 14, 2026
Active · clear
Ruan Plumbing & Rooter Service
Wilmington, CA · CSLB #815047 · as of October 14, 2026
Active · clear
Rubber Duck Plumbing
Visalia, CA · CSLB #1153516 · as of October 14, 2026
Active · clear
Ruben Garcia Plumbing
Montclair, CA · CSLB #450717 · as of October 14, 2026
Active · clear
Ruben's Custom Plumbing
Chatsworth, CA · CSLB #832031 · as of October 14, 2026
Active · clear
Ruben & Son's Plumbing
San Diego, CA · CSLB #973361 · as of October 14, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 14, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.