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 28, 2026.

Showing 1,981–2,040 of 12,022 contractors

California Coast Plumbers INC
Anaheim, CA · CSLB #736992 · as of June 28, 2026
Active · clear
California Coast Plumbing
Anaheim, CA · CSLB #796189 · as of June 28, 2026
Active · clear
California Coast Plumbing & Repiping INC
Anaheim, CA · CSLB #878188 · as of June 28, 2026
Active · clear
California Drains
San Diego, CA · CSLB #827684 · as of June 28, 2026
Active · clear
California Drains Incorporated
San Fernando, CA · CSLB #1093893 · as of June 28, 2026
Active · clear
California Green Plumbing
Glendale, CA · CSLB #704180 · as of June 28, 2026
Active · clear
California Hi-tech Plumbing Corp
Beverly Hills, CA · CSLB #965675 · as of June 28, 2026
Active · clear
California Hydro - Jet & Rooter Service
Cambria, CA · CSLB #941895 · as of June 28, 2026
Active · clear
California Northwoods Plumbing Services
Phelan, CA · CSLB #1153271 · as of June 28, 2026
Active · clear
Californian's Plumbing INC
Canyon Country, CA · CSLB #1039576 · as of June 28, 2026
Active · clear
California Pacific Plumbing
Escondido, CA · CSLB #940498 · as of June 28, 2026
Active · clear
California Plumbing
El Cajon, CA · CSLB #643258 · as of June 28, 2026
Active · clear
California Plumbing Commercial & Residential
Riverside, CA · CSLB #933358 · as of June 28, 2026
Active · clear
California Plumbing David INC
San Jose, CA · CSLB #1038176 · as of June 28, 2026
Active · clear
California Plumbing INC
Citrus Heights, CA · CSLB #1029505 · as of June 28, 2026
Active · clear
California Plumbing & Mechanical INC
Long Beach, CA · CSLB #1010047 · as of June 28, 2026
Active · clear
California Plumbing & Radiant Heating INC
Oakland, CA · CSLB #901206 · as of June 28, 2026
Active · clear
California Plumbing SD INC
Chula Vista, CA · CSLB #986258 · as of June 28, 2026
Active · clear
California Plumbing Services
Riverside, CA · CSLB #1085373 · as of June 28, 2026
Active · clear
California Plumbing Specialist
Yucca Valley, CA · CSLB #896680 · as of June 28, 2026
Active · clear
California Pro Plumbing
Long Beach, CA · CSLB #1129571 · as of June 28, 2026
Active · clear
California Pro Plumbing
Pasadena, CA · CSLB #1067317 · as of June 28, 2026
Active · clear
California Repipe & Plumbing
San Marcos, CA · CSLB #1085233 · as of June 28, 2026
Active · clear
California Re - Piping
Azusa, CA · CSLB #965172 · as of June 28, 2026
Active · clear
California Rooter & Plumbing INC
Santa Ana, CA · CSLB #703820 · as of June 28, 2026
Active · clear
California Sewer Inspections LLC
Pittsburg, CA · CSLB #1098944 · as of June 28, 2026
Active · clear
California Water Operators LLC
Yucaipa, CA · CSLB #1148218 · as of June 28, 2026
Active · clear
Roger K Olsen INC DBA California Waterscape
Sunnyvale, CA · CSLB #814302 · as of June 28, 2026
Active · clear
Jim Howdeshell DBA California Water Treatment
Folsom, CA · CSLB #422327 · as of June 28, 2026
Active · clear
Cali Pipes Plumbing
Whittier, CA · CSLB #1105308 · as of June 28, 2026
Active · clear
Cali Plumbing
Jurupa Valley, CA · CSLB #1106604 · as of June 28, 2026
Active · clear
Cali Plumbing Contractor
Los Angeles, CA · CSLB #1075677 · as of June 28, 2026
Active · clear
Cali Plumbing & Rooter LLC
Antioch, CA · CSLB #1141194 · as of June 28, 2026
Active · clear
Cali Plumb Services INC
Palmdale, CA · CSLB #1015098 · as of June 28, 2026
Active · clear
Calipure
Glendale, CA · CSLB #878941 · as of June 28, 2026
Active · clear
Cali - Rooter & Plumbing
Los Angeles, CA · CSLB #1002381 · as of June 28, 2026
Active · clear
Cali - Rooter & Plumbing INC
Los Angeles, CA · CSLB #1118678 · as of June 28, 2026
Active · clear
Cali Water Heater Solutions
Brentwood, CA · CSLB #1070538 · as of June 28, 2026
Active · clear
Cali'z Plumbing INC
Livermore, CA · CSLB #1078384 · as of June 28, 2026
Active · clear
Calizto Plumbing INC
Costa Mesa, CA · CSLB #1069718 · as of June 28, 2026
Active · clear
Call Me Plumbing & Drains
El Cajon, CA · CSLB #1079738 · as of June 28, 2026
Active · clear
Call & Save Plumbing
Stockton, CA · CSLB #939647 · as of June 28, 2026
Active · clear
Cal-mex Plumbing INC
Riverside, CA · CSLB #1134318 · as of June 28, 2026
Active · clear
Cal One INC
Anaheim, CA · CSLB #1117002 · as of June 28, 2026
Active · clear
Cal Plumbing
Modesto, CA · CSLB #1117891 · as of June 28, 2026
Active · clear
Cal Plumbing
Salinas, CA · CSLB #1103165 · as of June 28, 2026
Active · clear
Calplumbing CO
San Francisco, CA · CSLB #632743 · as of June 28, 2026
Active · clear
Cal Prestige Plumbing INC
Garden Grove, CA · CSLB #1108030 · as of June 28, 2026
Active · clear
Cal Pride Plumbing LLC
Lake Forest, CA · CSLB #1122931 · as of June 28, 2026
Active · clear
Calpro Plumbing And Drain Cleanning
Anaheim, CA · CSLB #1002933 · as of June 28, 2026
Active · clear
Cal Pro Plumbing INC
Anaheim, CA · CSLB #1058227 · as of June 28, 2026
Active · clear
Cal Rooter Plumbing
Salinas, CA · CSLB #946842 · as of June 28, 2026
Active · clear
Cal Star Plumbing
Escondido, CA · CSLB #938434 · as of June 28, 2026
Active · clear
Cal State Plumbing
Santa Clara, CA · CSLB #786283 · as of June 28, 2026
Active · clear
Cal-state Plumbing
Oakdale, CA · CSLB #903153 · as of June 28, 2026
Active · clear
Cal State Plumbing Solutions INC
Panorama City, CA · CSLB #979581 · as of June 28, 2026
Active · clear
Cal-tech Plumbing CO
Union City, CA · CSLB #951321 · as of June 28, 2026
Active · clear
Cal-tech Plumbing & Drains INC
La Mirada, CA · CSLB #1043819 · as of June 28, 2026
Active · clear
Caltek Plumbing & Rooter INC
Oakley, CA · CSLB #1072121 · as of June 28, 2026
Active · clear
Caltex Backflow
Chino Hills, CA · CSLB #1145472 · as of June 28, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 28, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.