Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,022 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 29, 2026.

Showing 2,701–2,760 of 12,022 contractors

Crown Plumbing
San Jose, CA · CSLB #855792 · as of June 29, 2026
Active · clear
Crown Town Plumbing INC
Winchester, CA · CSLB #921818 · as of June 29, 2026
Active · clear
Crown Valley Plumbing
Corona, CA · CSLB #1114254 · as of June 29, 2026
Active · clear
C R P
Lodi, CA · CSLB #1045493 · as of June 29, 2026
Active · clear
C R Plumbing
Chula Vista, CA · CSLB #787815 · as of June 29, 2026
Active · clear
CR Plumbing
Vista, CA · CSLB #1074838 · as of June 29, 2026
Active · clear
CR Plumbing & Drain Cleaning LLC
Fontana, CA · CSLB #1149152 · as of June 29, 2026
Active · clear
CR Plumbing & Drains
San Diego, CA · CSLB #1138178 · as of June 29, 2026
Active · clear
C R P Plumbing Company Incorporated
Redlands, CA · CSLB #741055 · as of June 29, 2026
Active · clear
CRR Plumbing
Mission Viejo, CA · CSLB #1152680 · as of June 29, 2026
Active · clear
CRS Drain And Plumbing
Spring Valley, CA · CSLB #1082714 · as of June 29, 2026
Active · clear
CRS Plumbing INC
Thousand Oaks, CA · CSLB #1076747 · as of June 29, 2026
Active · clear
Cr's Plumbing Services INC
Alhambra, CA · CSLB #1136583 · as of June 29, 2026
Active · clear
Cruz Johnny Plumbing
Covina, CA · CSLB #1106109 · as of June 29, 2026
Active · clear
Cruz Plumbing
Salinas, CA · CSLB #1109841 · as of June 29, 2026
Active · clear
Cruz Plumbing & Rooter Services
Upland, CA · CSLB #1050063 · as of June 29, 2026
Active · clear
Cruz & Sons Plumbing
Whittier, CA · CSLB #945574 · as of June 29, 2026
Active · clear
William Cruz Plumbing
Richmond, CA · CSLB #993597 · as of June 29, 2026
Active · clear
CRV Plumbing
Mecca, CA · CSLB #1150485 · as of June 29, 2026
Active · clear
Cryoworks INC
Jurupa Valley, CA · CSLB #949419 · as of June 29, 2026
Active · clear
Crystal Clean
Jackson, CA · CSLB #691716 · as of June 29, 2026
Active · clear
Crystal Plumbing
Lodi, CA · CSLB #827777 · as of June 29, 2026
Active · clear
Crystal Rooter & Plumbing
Sunland, CA · CSLB #839547 · as of June 29, 2026
Active · clear
Crystal Springs Plumbing CO
Clio, CA · CSLB #1003531 · as of June 29, 2026
Active · clear
Crystal Springs Plumbing LLC
South San Francisco, CA · CSLB #1128212 · as of June 29, 2026
Active · clear
Csa Plumbing & Rooter
Sylmar, CA · CSLB #918123 · as of June 29, 2026
Active · clear
C S C Plumbing Sewer And Drain Service
Fair Oaks, CA · CSLB #876898 · as of June 29, 2026
Active · clear
Csi Plumbing
Woodland Hills, CA · CSLB #804312 · as of June 29, 2026
Active · clear
C & S Plumbing & Services
Santa Rosa, CA · CSLB #1134310 · as of June 29, 2026
Active · clear
CSP Plumbing INC
Aliso Viejo, CA · CSLB #1009205 · as of June 29, 2026
Active · clear
C S R Plumbing INC
San Diego, CA · CSLB #982358 · as of June 29, 2026
Active · clear
CT Drain Services
Wilmington, CA · CSLB #1144971 · as of June 29, 2026
Active · clear
C T Plumbing
Anaheim, CA · CSLB #1028091 · as of June 29, 2026
Active · clear
CTR Water INC DBA CTR Water Plumbing
San Diego, CA · CSLB #1088646 · as of June 29, 2026
Active · clear
Alex Cuevas
Sun Valley, CA · CSLB #1077349 · as of June 29, 2026
Active · clear
Cuiriz Plumbing
Los Angeles, CA · CSLB #841609 · as of June 29, 2026
Active · clear
Culbert Plumbing INC
San Luis Obispo, CA · CSLB #398106 · as of June 29, 2026
Active · clear
Culinary Equipment Repair LLC
Santa Rosa, CA · CSLB #1074826 · as of June 29, 2026
Active · clear
Culligan Of Chico
Chico, CA · CSLB #918861 · as of June 29, 2026
Active · clear
Culligan San Paso CO
Grover Beach, CA · CSLB #195300 · as of June 29, 2026
Active · clear
Culligan Water Conditioning
Blythe, CA · CSLB #346663 · as of June 29, 2026
Active · clear
Cummings Company Plumbing
Chico, CA · CSLB #1136283 · as of June 29, 2026
Active · clear
Jeff Cuny Plumbing
Temecula, CA · CSLB #590925 · as of June 29, 2026
Active · clear
Cupp Plumbing
Pine Valley, CA · CSLB #904153 · as of June 29, 2026
Active · clear
Curaflo Services LLC
San Diego, CA · CSLB #1080631 · as of June 29, 2026
Active · clear
Enrique Curiel
Whittier, CA · CSLB #1080243 · as of June 29, 2026
Active · clear
Curoso Plumbing INC
Santa Rosa, CA · CSLB #706012 · as of June 29, 2026
Active · clear
Currier Plumbing
Yucaipa, CA · CSLB #654274 · as of June 29, 2026
Active · clear
Curtis Plumbing
Chatsworth, CA · CSLB #383946 · as of June 29, 2026
Active · clear
Ronald T Curtis Plumbing
Lincoln, CA · CSLB #483169 · as of June 29, 2026
Active · clear
Curtius Plumbing
Medford, CA · CSLB #578557 · as of June 29, 2026
Active · clear
Custer Samuel L
Mountain View, CA · CSLB #467153 · as of June 29, 2026
Active · clear
Custom Construction Plumbing INC
Lake Forest, CA · CSLB #1027220 · as of June 29, 2026
Active · clear
Customer Care Plumbing & Drains
Anaheim, CA · CSLB #1143357 · as of June 29, 2026
Active · clear
Custom Fabricating And Repair INC
Marshfield, CA · CSLB #764804 · as of June 29, 2026
Active · clear
Custom Flow Mechanical
Murrieta, CA · CSLB #1012512 · as of June 29, 2026
Active · clear
Custom Homes Plumbing
South San Francisco, CA · CSLB #1003191 · as of June 29, 2026
Active · clear
Custom John's Plumbing
Huntington Beach, CA · CSLB #811452 · as of June 29, 2026
Active · clear
Custom Plumbing
Redding, CA · CSLB #940500 · as of June 29, 2026
Active · clear
Custom Plumbing Innovations LLC
El Cajon, CA · CSLB #907869 · as of June 29, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 29, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.