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 3,061–3,120 of 12,022 contractors

D Kay Plumbing Services INC
Torrance, CA · CSLB #1104291 · as of June 29, 2026
Active · clear
DKH Plumbing INC
Loomis, CA · CSLB #1027450 · as of June 29, 2026
Active · clear
DK Mechanical
Lompoc, CA · CSLB #880097 · as of June 29, 2026
Active · clear
D K M Plumbing
San Bruno, CA · CSLB #732885 · as of June 29, 2026
Active · clear
DK Plumbers SC
Santa Cruz, CA · CSLB #1039799 · as of June 29, 2026
Active · clear
DK Plumbing Construction
Roseville, CA · CSLB #1078664 · as of June 29, 2026
Active · clear
DLC Plumbing INC
Arleta, CA · CSLB #1130241 · as of June 29, 2026
Active · clear
D Lewis Company
Thousand Oaks, CA · CSLB #784471 · as of June 29, 2026
Active · clear
D L Hannegan Plumbing
Kalispell, CA · CSLB #975314 · as of June 29, 2026
Active · clear
Dli Mechanical
San Carlos, CA · CSLB #765695 · as of June 29, 2026
Active · clear
D & L Plumbing
Grand Terrace, CA · CSLB #930983 · as of June 29, 2026
Active · clear
D L Plumbing
Los Angeles, CA · CSLB #820466 · as of June 29, 2026
Active · clear
D L Plumbing Services
Burbank, CA · CSLB #1135473 · as of June 29, 2026
Active · clear
D & L Rooter
San Jose, CA · CSLB #664286 · as of June 29, 2026
Active · clear
DLT Plumbing
Reseda, CA · CSLB #1145952 · as of June 29, 2026
Active · clear
DLT Plumbing INC
Pittsburg, CA · CSLB #1140539 · as of June 29, 2026
Active · clear
D-mak Plumbing
Escondido, CA · CSLB #1040367 · as of June 29, 2026
Active · clear
D Martel Plumbing
El Dorado Hills, CA · CSLB #917660 · as of June 29, 2026
Active · clear
D M B Plumbing
San Bruno, CA · CSLB #782502 · as of June 29, 2026
Active · clear
DMB - Repairs
Tarzana, CA · CSLB #763693 · as of June 29, 2026
Active · clear
DMC Plumbing
Los Banos, CA · CSLB #1130885 · as of June 29, 2026
Active · clear
DMC Plumbing And Piping Systems INC
Hollister, CA · CSLB #1123779 · as of June 29, 2026
Active · clear
D M C Plumbing Company
Poway, CA · CSLB #896858 · as of June 29, 2026
Active · clear
DMC Plumbing Contractor INC
Cookeville, CA · CSLB #585808 · as of June 29, 2026
Active · clear
Daniel Dobkin DBA D M Dobkin Company
Elk Grove, CA · CSLB #516682 · as of June 29, 2026
Active · clear
DM Plumbing Dynamics INC
Los Angeles, CA · CSLB #942226 · as of June 29, 2026
Active · clear
DM Plumbing & Sewer Service
Fullerton, CA · CSLB #1076475 · as of June 29, 2026
Active · clear
DNC Plumbing
South El Monte, CA · CSLB #969825 · as of June 29, 2026
Active · clear
D N D Plumbing
La Quinta, CA · CSLB #778903 · as of June 29, 2026
Active · clear
DNG Plumbing INC
Hayward, CA · CSLB #1012685 · as of June 29, 2026
Active · clear
D N I Plumbing CO
Los Angeles, CA · CSLB #763592 · as of June 29, 2026
Active · clear
D N I Plumbing CO INC
Los Angeles, CA · CSLB #798445 · as of June 29, 2026
Active · clear
DN Plumbing INC
Norwalk, CA · CSLB #1005204 · as of June 29, 2026
Active · clear
Doc's Plumbing
Newark, CA · CSLB #656541 · as of June 29, 2026
Active · clear
Doctor Drains LLC
Laguna Beach, CA · CSLB #1156636 · as of June 29, 2026
Active · clear
Doctor Pipe
Los Angeles, CA · CSLB #1138834 · as of June 29, 2026
Active · clear
Doctor Piper INC
Los Angeles, CA · CSLB #885044 · as of June 29, 2026
Active · clear
Doctor Plumber
Palmdale, CA · CSLB #984888 · as of June 29, 2026
Active · clear
Doctor Plumber INC
Van Nuys, CA · CSLB #1108131 · as of June 29, 2026
Active · clear
Mike Dodd Plumbing
Los Angeles, CA · CSLB #783440 · as of June 29, 2026
Active · clear
Donnie Dodds Plumbing
Visalia, CA · CSLB #976471 · as of June 29, 2026
Active · clear
Triple B Plumbing LLC DBA Dodds Plumbing
Tulare, CA · CSLB #1123514 · as of June 29, 2026
Active · clear
Gerald Doehring Plumbing
Temecula, CA · CSLB #631166 · as of June 29, 2026
Active · clear
Doggonit Plumbing And Drain
Sacramento, CA · CSLB #1120114 · as of June 29, 2026
Active · clear
Doherty's Plumbing & Rooter
Turlock, CA · CSLB #981933 · as of June 29, 2026
Active · clear
Do It Right Do It Once Plumbing
Fairfield, CA · CSLB #1128006 · as of June 29, 2026
Active · clear
Do It Right Plumbing & Drain Cleaning
Bakersfield, CA · CSLB #1046021 · as of June 29, 2026
Active · clear
Dolcini Plumbing INC
Petaluma, CA · CSLB #502201 · as of June 29, 2026
Active · clear
Dolese Plumbing
Vallejo, CA · CSLB #1107553 · as of June 29, 2026
Active · clear
Dollar Drain And Rooter
Dublin, CA · CSLB #974683 · as of June 29, 2026
Active · clear
Dolphin Plumbing
Seal Beach, CA · CSLB #445260 · as of June 29, 2026
Active · clear
Mark Domanic
Pacific Grove, CA · CSLB #676914 · as of June 29, 2026
Active · clear
Domco Plumbing INC
Folsom, CA · CSLB #828505 · as of June 29, 2026
Active · clear
Domenichini Plumbing
Lemon Grove, CA · CSLB #546268 · as of June 29, 2026
Active · clear
Domingo's Plumbing
Downey, CA · CSLB #861241 · as of June 29, 2026
Active · clear
Roberto Dominguez Marin
Los Angeles, CA · CSLB #1080608 · as of June 29, 2026
Active · clear
Raul Dominguez Ortega
North Hills, CA · CSLB #1130708 · as of June 29, 2026
Active · clear
Dominguez Plumbing
Pomona, CA · CSLB #1065149 · as of June 29, 2026
Active · clear
Dominguez Plumbing Company
San Rafael, CA · CSLB #895436 · as of June 29, 2026
Active · clear
Dick Donahue Plumbing
Long Beach, CA · CSLB #563026 · 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.