Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 11,931 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 5, 2026.

Showing 8,881–8,940 of 11,931 contractors

Rhew Plumbing & Mechanical INC
Temecula, CA · CSLB #529734 · as of July 5, 2026
Active · clear
Rhino Plumbing
Laguna Hills, CA · CSLB #1150387 · as of July 5, 2026
Active · clear
Rhino Plumbing & Drain Cleaning INC
Ventura, CA · CSLB #861945 · as of July 5, 2026
Active · clear
Rhino Rooter Plumbing INC
Torrance, CA · CSLB #989126 · as of July 5, 2026
Active · clear
Rhino Rooter Plumbing Sewer & Drain INC
Orangevale, CA · CSLB #1101039 · as of July 5, 2026
Active · clear
Rhinos Plumbing INC
Denair, CA · CSLB #1074303 · as of July 5, 2026
Active · clear
Rhino's Pro Plumbing INC
Santa Barbara, CA · CSLB #1128037 · as of July 5, 2026
Active · clear
Rhodes Plumbing
Nipomo, CA · CSLB #1022615 · as of July 5, 2026
Active · clear
R H Plumbing
Palmdale, CA · CSLB #728607 · as of July 5, 2026
Active · clear
R H Plumbing
Sacramento, CA · CSLB #920630 · as of July 5, 2026
Active · clear
R H Plumbing INC
Los Angeles, CA · CSLB #681924 · as of July 5, 2026
Active · clear
RH Plumbing Services INC
Sunland, CA · CSLB #1138481 · as of July 5, 2026
Active · clear
RH Plumbing Specialist
Simi Valley, CA · CSLB #1120656 · as of July 5, 2026
Active · clear
R H & Sons Water Services
Sebastopol, CA · CSLB #698774 · as of July 5, 2026
Active · clear
RHS Plumbing & Drains
Hacienda Heights, CA · CSLB #1094917 · as of July 5, 2026
Active · clear
Rhythm & Flow INC
Lake Balboa, CA · CSLB #1107335 · as of July 5, 2026
Active · clear
Ribbs Plumbing INC
San Jose, CA · CSLB #657845 · as of July 5, 2026
Active · clear
Jack Ricci
Glendora, CA · CSLB #411837 · as of July 5, 2026
Active · clear
Richard Kleker Plumbing
Pleasant Hill, CA · CSLB #549633 · as of July 5, 2026
Active · clear
Richard Plumbing
Hacienda Heights, CA · CSLB #862275 · as of July 5, 2026
Active · clear
Richards Dependable Backflow & Plumbing
Sacramento, CA · CSLB #997983 · as of July 5, 2026
Active · clear
Don Richard's Moonlite Plumbing
Santa Clarita, CA · CSLB #713053 · as of July 5, 2026
Active · clear
Burville Lee Richardson
Hemet, CA · CSLB #837444 · as of July 5, 2026
Active · clear
Richardson Plumbing
Hesperia, CA · CSLB #1144312 · as of July 5, 2026
Active · clear
Richard Dean MC Graw DBA Richard's Plumbing
Thousand Oaks, CA · CSLB #396343 · as of July 5, 2026
Active · clear
Richards Plumbing
Willows, CA · CSLB #956173 · as of July 5, 2026
Active · clear
Richard's Plumbing & Rooter INC
Lancaster, CA · CSLB #1131122 · as of July 5, 2026
Active · clear
Richie's Plumbing
Westwood, CA · CSLB #1059083 · as of July 5, 2026
Active · clear
Richland Plumbing INC
Orange, CA · CSLB #1094736 · as of July 5, 2026
Active · clear
Richline Plumbing INC
Sherman Oaks, CA · CSLB #1128675 · as of July 5, 2026
Active · clear
Rich's Plumbing
Hollister, CA · CSLB #1137786 · as of July 5, 2026
Active · clear
Rich Wilkins Plumbing
Laguna Beach, CA · CSLB #1103238 · as of July 5, 2026
Active · clear
Rick Cohee Plumbing
Fallbrook, CA · CSLB #994463 · as of July 5, 2026
Active · clear
Rickers Plumbing
Seal Beach, CA · CSLB #590852 · as of July 5, 2026
Active · clear
Rick Randolph Rooter
Los Angeles, CA · CSLB #881209 · as of July 5, 2026
Active · clear
Rick's Plumbing
San Marcos, CA · CSLB #302616 · as of July 5, 2026
Active · clear
Rick's Plumbing
Alameda, CA · CSLB #889757 · as of July 5, 2026
Active · clear
Ricks Plumbing
Fullerton, CA · CSLB #431773 · as of July 5, 2026
Active · clear
Rick The Happy Plumber INC
Anaheim, CA · CSLB #759839 · as of July 5, 2026
Active · clear
Ricky Jett
Big Bear City, CA · CSLB #1150873 · as of July 5, 2026
Active · clear
Ricky Serrano's Plumbing INC
Greenfield, CA · CSLB #1096104 · as of July 5, 2026
Active · clear
Ridgeline Plumbing INC
Santa Ynez, CA · CSLB #518395 · as of July 5, 2026
Active · clear
Ridge Plumbing
Nevada City, CA · CSLB #854139 · as of July 5, 2026
Active · clear
Rids Plumbing INC
South Gate, CA · CSLB #1108784 · as of July 5, 2026
Active · clear
Riehm Plumbing And Home Services
San Bernardino, CA · CSLB #1146420 · as of July 5, 2026
Active · clear
Riff Raff Plumbing
Oakland, CA · CSLB #932219 · as of July 5, 2026
Active · clear
Right Choice Plumbing
Garden Grove, CA · CSLB #1107063 · as of July 5, 2026
Active · clear
Right Flow Plumbing
Gardena, CA · CSLB #983180 · as of July 5, 2026
Active · clear
Right - On Plumbing
Altadena, CA · CSLB #935422 · as of July 5, 2026
Active · clear
Right On Rooter
Inglewood, CA · CSLB #811506 · as of July 5, 2026
Active · clear
Right Price Rooter & Plumbing
Sunland, CA · CSLB #645613 · as of July 5, 2026
Active · clear
Right Solution Plumbing
Banning, CA · CSLB #923342 · as of July 5, 2026
Active · clear
Right Time Rooter & Plumbing Services INC
Gardena, CA · CSLB #1030490 · as of July 5, 2026
Active · clear
Right Water Plumbing
Fairfield, CA · CSLB #1144686 · as of July 5, 2026
Active · clear
Right - Way Corrigon
Concord, CA · CSLB #850370 · as of July 5, 2026
Active · clear
Right Way Plumbing
Orangevale, CA · CSLB #1104417 · as of July 5, 2026
Active · clear
Rightway Plumbing Sewer And Drain Services LLC
Lincoln, CA · CSLB #1137487 · as of July 5, 2026
Active · clear
Righty Roo Plumbing INC
Palm Desert, CA · CSLB #1041412 · as of July 5, 2026
Active · clear
Righty Tighty Plumbing INC
Riverside, CA · CSLB #1109011 · as of July 5, 2026
Active · clear
Rigney Plumbing INC
Petaluma, CA · CSLB #481056 · as of July 5, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 5, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.