Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,055 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 8, 2026.

Showing 2,581–2,640 of 12,055 contractors

Raymundo Cordova
Canoga Park, CA · CSLB #1126016 · as of October 8, 2026
Active · clear
Core BY Dedona Restoration
Valencia, CA · CSLB #1045843 · as of October 8, 2026
Active · clear
Core Foundation Plumbing INC
Palmdale, CA · CSLB #1147863 · as of October 8, 2026
Active · clear
Corena Plumbing LLC
Los Banos, CA · CSLB #1131894 · as of October 8, 2026
Active · clear
Core Plumbing
San Diego, CA · CSLB #866264 · as of October 8, 2026
Active · clear
Core Plumbing
Loomis, CA · CSLB #1060683 · as of October 8, 2026
Active · clear
Core Plumbing Solutions INC
San Jose, CA · CSLB #1134134 · as of October 8, 2026
Active · clear
Core Point Plumbing INC
Rohnert Park, CA · CSLB #1161989 · as of October 8, 2026
Active · clear
Coretech Mechanical INC
Murrieta, CA · CSLB #1117740 · as of October 8, 2026
Active · clear
Cornerstone Plumbing
Escondido, CA · CSLB #878380 · as of October 8, 2026
Active · clear
Cornerstone Plumbing INC
Oxnard, CA · CSLB #1158783 · as of October 8, 2026
Active · clear
Cornett Plumbing Services
Oakdale, CA · CSLB #809037 · as of October 8, 2026
Active · clear
Coronado Plumbing Repair LLC
Coronado, CA · CSLB #1104960 · as of October 8, 2026
Active · clear
Corona Plumbing INC
Corona, CA · CSLB #1157081 · as of October 8, 2026
Active · clear
Salvador Corona Plumbing INC
Ceres, CA · CSLB #754468 · as of October 8, 2026
Active · clear
Corps Plumbing
Fresno, CA · CSLB #1095985 · as of October 8, 2026
Active · clear
Correct Cryogenics INC
Fontana, CA · CSLB #851423 · as of October 8, 2026
Active · clear
Correct Plumbing LLC
La Mirada, CA · CSLB #1100788 · as of October 8, 2026
Active · clear
Corsa Plumbing And Rooter
Pleasant Hill, CA · CSLB #1091604 · as of October 8, 2026
Active · clear
Cortes Plumbing Service And Drains
Menifee, CA · CSLB #1154173 · as of October 8, 2026
Active · clear
Cortez Plumbing
Los Angeles, CA · CSLB #1124775 · as of October 8, 2026
Active · clear
Cortez Plumbing
Lomita, CA · CSLB #837090 · as of October 8, 2026
Active · clear
Cory's Plumbing
Placerville, CA · CSLB #700849 · as of October 8, 2026
Active · clear
Corys Plumbing
Merced, CA · CSLB #625162 · as of October 8, 2026
Active · clear
Cosco Plumbing INC
Sunland, CA · CSLB #1130184 · as of October 8, 2026
Active · clear
Cosentino Plumbing
Mira Loma, CA · CSLB #1028362 · as of October 8, 2026
Active · clear
Cosio's Plumbing Services INC
Burbank, CA · CSLB #1083969 · as of October 8, 2026
Active · clear
Bryan Costa Plumbing
Antelope, CA · CSLB #1103152 · as of October 8, 2026
Active · clear
Costello's Plumbing
San Leandro, CA · CSLB #1018923 · as of October 8, 2026
Active · clear
Costless Drain & Plumbing
San Jose, CA · CSLB #1080282 · as of October 8, 2026
Active · clear
Cost - U -less Plumbing
Stockton, CA · CSLB #961252 · as of October 8, 2026
Active · clear
Cost U Less Plumbing And Drain
San Leandro, CA · CSLB #989330 · as of October 8, 2026
Active · clear
Cottam Enterprises INC
Sonoma, CA · CSLB #973502 · as of October 8, 2026
Active · clear
W R Cotton Plumbing
Bakersfield, CA · CSLB #688527 · as of October 8, 2026
Active · clear
Michael Counsil INC DBA Counsil Plumbing
San Jose, CA · CSLB #926756 · as of October 8, 2026
Active · clear
Count Condes Plumbing CO
Lodi, CA · CSLB #851401 · as of October 8, 2026
Active · clear
Count On Plumbing
Glendora, CA · CSLB #610947 · as of October 8, 2026
Active · clear
Country Side Plumbing
Cloverdale, CA · CSLB #743148 · as of October 8, 2026
Active · clear
Countryside Plumbing INC
Alpine, CA · CSLB #1080355 · as of October 8, 2026
Active · clear
County Backflow
San Marcos, CA · CSLB #1116526 · as of October 8, 2026
Active · clear
Courselle Plumbing
Gardena, CA · CSLB #945610 · as of October 8, 2026
Active · clear
Courteous Plumbing
North Hills, CA · CSLB #875697 · as of October 8, 2026
Active · clear
Courtesy Plumbers INC
Covina, CA · CSLB #1016116 · as of October 8, 2026
Active · clear
Cova Plumbing & Rooter
Lennox, CA · CSLB #1051927 · as of October 8, 2026
Active · clear
Arturo Covarrubias Gomez
Van Nuys, CA · CSLB #1110811 · as of October 8, 2026
Active · clear
Covello Plumbing
Chico, CA · CSLB #1104829 · as of October 8, 2026
Active · clear
Covenant Pipeline Hydro & Rooter Service INC
Long Beach, CA · CSLB #868652 · as of October 8, 2026
Active · clear
Coverall Plumbing
Chula Vista, CA · CSLB #1081410 · as of October 8, 2026
Active · clear
Covert Water Heaters INC
Hayward, CA · CSLB #1144269 · as of October 8, 2026
Active · clear
Cover Your Brass LLC
Signal Hill, CA · CSLB #1109399 · as of October 8, 2026
Active · clear
Covey Plumbing
San Mateo, CA · CSLB #965817 · as of October 8, 2026
Active · clear
Michael G Cowan
Fallbrook, CA · CSLB #615984 · as of October 8, 2026
Active · clear
Cox Plumbing INC
Victorville, CA · CSLB #671747 · as of October 8, 2026
Active · clear
Cox Rooter & Fast Fix Plumbing
San Diego, CA · CSLB #945711 · as of October 8, 2026
Active · clear
Coyote Drain Services & Plumbing
Escondido, CA · CSLB #1156882 · as of October 8, 2026
Active · clear
Aet Consulting INC DBA Cozy Plumbing Services
Vacaville, CA · CSLB #1091513 · as of October 8, 2026
Active · clear
C P A Plumbing INC
Mountain View, CA · CSLB #1131750 · as of October 8, 2026
Active · clear
C P C Plumbing
Gardena, CA · CSLB #832771 · as of October 8, 2026
Active · clear
C P General Plumbing
Encinitas, CA · CSLB #1039079 · as of October 8, 2026
Active · clear
CP Plumbing And Drain Service
Garden Grove, CA · CSLB #1154066 · as of October 8, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 8, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.