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 8,641–8,700 of 12,091 contractors

R & A Plumbing
Dublin, CA · CSLB #861402 · as of October 14, 2026
Active · clear
Jayson Robert Rappa
Lakewood, CA · CSLB #1084062 · as of October 14, 2026
Active · clear
R.a.p. Plumbing
Walnut Creek, CA · CSLB #1139304 · as of October 14, 2026
Active · clear
Rare Plumbing
Pasadena, CA · CSLB #1131461 · as of October 14, 2026
Active · clear
Raul Raudales
San Jose, CA · CSLB #1117312 · as of October 14, 2026
Active · clear
Rawhide Plumbing
Shingletown, CA · CSLB #987133 · as of October 14, 2026
Active · clear
Ray And Sons Plumbing
Granite Bay, CA · CSLB #937838 · as of October 14, 2026
Active · clear
Ray Arnold Plumbing
Kingsburg, CA · CSLB #897839 · as of October 14, 2026
Active · clear
Raymak Plumbing
Signal Hill, CA · CSLB #1001176 · as of October 14, 2026
Active · clear
Rayne Dealership Corporation
San Diego, CA · CSLB #807977 · as of October 14, 2026
Active · clear
Rayne Of Monterey INC
Seaside, CA · CSLB #1031372 · as of October 14, 2026
Active · clear
Ray Plumbing INC
Woodland Hills, CA · CSLB #1081025 · as of October 14, 2026
Active · clear
Ray's Leak Detection & Repair
Riverside, CA · CSLB #660333 · as of October 14, 2026
Active · clear
Ray's Plumbing
Poway, CA · CSLB #749354 · as of October 14, 2026
Active · clear
Rays Plumbing
Santa Barbara, CA · CSLB #1143005 · as of October 14, 2026
Active · clear
Ray's Plumbing Incorporation
Crestline, CA · CSLB #1048152 · as of October 14, 2026
Active · clear
Ray's Rescue Plumbing
Rohnert Park, CA · CSLB #1112228 · as of October 14, 2026
Active · clear
Rays Service One Plumbing
Oakland, CA · CSLB #1022293 · as of October 14, 2026
Active · clear
Rayta Plumbing
Oceanside, CA · CSLB #1067593 · as of October 14, 2026
Active · clear
Raytech Plumbing And Drains
Spring Valley, CA · CSLB #1091654 · as of October 14, 2026
Active · clear
Razo Plumbing
Hercules, CA · CSLB #1048294 · as of October 14, 2026
Active · clear
R A Z Plumbing
Glendale, CA · CSLB #933585 · as of October 14, 2026
Active · clear
R B F Plumbing INC
Chula Vista, CA · CSLB #607946 · as of October 14, 2026
Active · clear
R B G Plumbing
Bakersfield, CA · CSLB #1023560 · as of October 14, 2026
Active · clear
RBM Plumbing Systems Westcoast INC
Saint Augustine, CA · CSLB #1108593 · as of October 14, 2026
Active · clear
R Box Plumbing INC
Rancho Cordova, CA · CSLB #1022886 · as of October 14, 2026
Active · clear
RB Plumbing
Concord, CA · CSLB #1147252 · as of October 14, 2026
Active · clear
R B Plumbing And Mechanical
Hidden Valley Lake, CA · CSLB #998087 · as of October 14, 2026
Active · clear
R B Plumbing Company
Rimforest, CA · CSLB #432191 · as of October 14, 2026
Active · clear
RB Plumbing Services INC
San Jose, CA · CSLB #1118030 · as of October 14, 2026
Active · clear
R B Plumbing Solutions
Lakeside, CA · CSLB #878390 · as of October 14, 2026
Active · clear
R B S Plumbing
Granite Bay, CA · CSLB #871351 · as of October 14, 2026
Active · clear
R B S Plumbing
Lake Elsinore, CA · CSLB #862829 · as of October 14, 2026
Active · clear
RBS Plumbing CO
Hemet, CA · CSLB #1021541 · as of October 14, 2026
Active · clear
RBW Plumbing
Simi Valley, CA · CSLB #1006819 · as of October 14, 2026
Active · clear
R C A Plumbing
Lakewood, CA · CSLB #697773 · as of October 14, 2026
Active · clear
RC Drains Plumbing
Upland, CA · CSLB #1082000 · as of October 14, 2026
Active · clear
RC Jetting & Plumbing Solutions INC
Panorama City, CA · CSLB #1149692 · as of October 14, 2026
Active · clear
R C L Plumbing
Rialto, CA · CSLB #982980 · as of October 14, 2026
Active · clear
RCM Plumbing
Inglewood, CA · CSLB #1029981 · as of October 14, 2026
Active · clear
R C Plumbing
Paso Robles, CA · CSLB #782103 · as of October 14, 2026
Active · clear
R C Plumbing
Modesto, CA · CSLB #753598 · as of October 14, 2026
Active · clear
R C Plumbing
Mountain View, CA · CSLB #933515 · as of October 14, 2026
Active · clear
R C Plumbing
Alameda, CA · CSLB #1149911 · as of October 14, 2026
Active · clear
R C Plumbing
Los Angeles, CA · CSLB #273564 · as of October 14, 2026
Active · clear
R C Plumbing
San Diego, CA · CSLB #1022522 · as of October 14, 2026
Active · clear
R C Plumbing
Sacramento, CA · CSLB #450139 · as of October 14, 2026
Active · clear
RC Plumbing
Torrance, CA · CSLB #615894 · as of October 14, 2026
Active · clear
RC Plumbing
Huntington Beach, CA · CSLB #1047824 · as of October 14, 2026
Active · clear
R&C Plumbing And Repipe INC
Reseda, CA · CSLB #1141299 · as of October 14, 2026
Active · clear
RC Plumbing LLC
Napa, CA · CSLB #959384 · as of October 14, 2026
Active · clear
RC Plumbing Solutions
Carpinteria, CA · CSLB #1092679 · as of October 14, 2026
Active · clear
R C Plumbing Solutions INC
Huntington Beach, CA · CSLB #1001766 · as of October 14, 2026
Active · clear
R C Plumbing & Son
Baldwin Park, CA · CSLB #1013854 · as of October 14, 2026
Active · clear
R C P Plumbing INC
West Covina, CA · CSLB #998258 · as of October 14, 2026
Active · clear
RC Pro Plumbing Corp
Sunnyvale, CA · CSLB #1159001 · as of October 14, 2026
Active · clear
R/C Solution Plumbing & Drain INC
Modesto, CA · CSLB #1028261 · as of October 14, 2026
Active · clear
Rc's Plumbing
Hacienda Heights, CA · CSLB #973409 · as of October 14, 2026
Active · clear
RC Total Plumbing INC
Sherman Oaks, CA · CSLB #1142580 · as of October 14, 2026
Active · clear
R C V Plumbing & Sewer
San Jose, CA · CSLB #874782 · 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.