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 3,001–3,060 of 12,055 contractors

Dill Plumbing Company
Mill Valley, CA · CSLB #980312 · as of October 8, 2026
Active · clear
Joseph Dimarzio
Santa Cruz, CA · CSLB #858485 · as of October 8, 2026
Active · clear
Dimas Plumbing LLC
North Highlands, CA · CSLB #1130974 · as of October 8, 2026
Active · clear
Dimond Plumbing And Heating
San Leandro, CA · CSLB #896227 · as of October 8, 2026
Active · clear
Dinamit Plumbing
Olivehurst, CA · CSLB #869445 · as of October 8, 2026
Active · clear
Dinelli Plumbing Incorporated
Foster City, CA · CSLB #801472 · as of October 8, 2026
Active · clear
Dink's Plumbing
Los Angeles, CA · CSLB #778516 · as of October 8, 2026
Active · clear
Dinnyes Plumbing
Anza, CA · CSLB #1155408 · as of October 8, 2026
Active · clear
Mike Dinsmore Plumbing Productions
Weimar, CA · CSLB #626468 · as of October 8, 2026
Active · clear
D I Plumbing
Fontana, CA · CSLB #980116 · as of October 8, 2026
Active · clear
Direct Connection Plumbing
Perris, CA · CSLB #840013 · as of October 8, 2026
Active · clear
Direct Leak Detection
Jurupa Valley, CA · CSLB #700648 · as of October 8, 2026
Active · clear
J Garden Plumbing INC DBA Direct Plumbing
Chula Vista, CA · CSLB #1082629 · as of October 8, 2026
Active · clear
Dirt Cheap Rooter N Plumbing
West Covina, CA · CSLB #908614 · as of October 8, 2026
Active · clear
Dirty Dave's Plumbing
San Francisco, CA · CSLB #1121061 · as of October 8, 2026
Active · clear
Discount Plumbers
Escondido, CA · CSLB #1162186 · as of October 8, 2026
Active · clear
Discount Plumbing
Helendale, CA · CSLB #1049189 · as of October 8, 2026
Active · clear
Discount Plumbing & Rooter CO
Belmont, CA · CSLB #1072245 · as of October 8, 2026
Active · clear
Discount Plumbing & Rooter Service
Oxnard, CA · CSLB #401105 · as of October 8, 2026
Active · clear
Dittmann Plumbing INC
San Mateo, CA · CSLB #311169 · as of October 8, 2026
Active · clear
Diver Dan's Plumbing & Drain Cleaning CO
San Dimas, CA · CSLB #863791 · as of October 8, 2026
Active · clear
Diversified Plumbing INC
Sacramento, CA · CSLB #639862 · as of October 8, 2026
Active · clear
Divide Plumbing
Foresthill, CA · CSLB #894985 · as of October 8, 2026
Active · clear
Divine Flow Plumbing INC
Richmond, CA · CSLB #1153160 · as of October 8, 2026
Active · clear
Divine Plumbing
Hesperia, CA · CSLB #1159603 · as of October 8, 2026
Active · clear
Division One Plumbing
Sacramento, CA · CSLB #1156434 · as of October 8, 2026
Active · clear
D J Global
Kings Beach, CA · CSLB #948461 · as of October 8, 2026
Active · clear
D & J Plumbing - Commercial
Sacramento, CA · CSLB #746082 · as of October 8, 2026
Active · clear
D & J Plumbing INC
Sacramento, CA · CSLB #437007 · as of October 8, 2026
Active · clear
D Kay Plumbing Services INC
Torrance, CA · CSLB #1104291 · as of October 8, 2026
Active · clear
DKH Plumbing INC
Loomis, CA · CSLB #1027450 · as of October 8, 2026
Active · clear
DK Mechanical
Lompoc, CA · CSLB #880097 · as of October 8, 2026
Active · clear
D K M Plumbing
San Bruno, CA · CSLB #732885 · as of October 8, 2026
Active · clear
DK Plumbers SC
Santa Cruz, CA · CSLB #1039799 · as of October 8, 2026
Active · clear
DK Plumbing Construction
Roseville, CA · CSLB #1078664 · as of October 8, 2026
Active · clear
DLC Plumbing INC
Arleta, CA · CSLB #1130241 · as of October 8, 2026
Active · clear
D Lewis Company
Thousand Oaks, CA · CSLB #784471 · as of October 8, 2026
Active · clear
Dli Mechanical
San Carlos, CA · CSLB #765695 · as of October 8, 2026
Active · clear
D & L Plumbing
Grand Terrace, CA · CSLB #930983 · as of October 8, 2026
Active · clear
D L Plumbing
Los Angeles, CA · CSLB #820466 · as of October 8, 2026
Active · clear
D L Plumbing Services
Burbank, CA · CSLB #1135473 · as of October 8, 2026
Active · clear
D & L Rooter
San Jose, CA · CSLB #664286 · as of October 8, 2026
Active · clear
DLT Plumbing
Reseda, CA · CSLB #1145952 · as of October 8, 2026
Active · clear
DLT Plumbing INC
Pittsburg, CA · CSLB #1140539 · as of October 8, 2026
Active · clear
D-mak Plumbing
Escondido, CA · CSLB #1040367 · as of October 8, 2026
Active · clear
D Martel Plumbing
El Dorado Hills, CA · CSLB #917660 · as of October 8, 2026
Active · clear
D M B Plumbing
San Bruno, CA · CSLB #782502 · as of October 8, 2026
Active · clear
DMB - Repairs
Tarzana, CA · CSLB #763693 · as of October 8, 2026
Active · clear
DMC Plumbing
Los Banos, CA · CSLB #1130885 · as of October 8, 2026
Active · clear
DMC Plumbing And Piping Systems INC
Hollister, CA · CSLB #1123779 · as of October 8, 2026
Active · clear
D M C Plumbing Company
Poway, CA · CSLB #896858 · as of October 8, 2026
Active · clear
DMC Plumbing Contractor INC
Cookeville, CA · CSLB #585808 · as of October 8, 2026
Active · clear
Daniel Dobkin DBA D M Dobkin Company
Elk Grove, CA · CSLB #516682 · as of October 8, 2026
Active · clear
DMH Plumbing
Palmdale, CA · CSLB #1138023 · as of October 8, 2026
Active · clear
DM Plumbing Dynamics INC
Los Angeles, CA · CSLB #942226 · as of October 8, 2026
Active · clear
DM Plumbing & Sewer Service
Fullerton, CA · CSLB #1076475 · as of October 8, 2026
Active · clear
DNC Plumbing
South El Monte, CA · CSLB #969825 · as of October 8, 2026
Active · clear
D N D Plumbing
La Quinta, CA · CSLB #778903 · as of October 8, 2026
Active · clear
DNG Plumbing INC
Hayward, CA · CSLB #1012685 · as of October 8, 2026
Active · clear
D N I Plumbing CO
Los Angeles, CA · CSLB #763592 · 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.