Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,023 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 July 2, 2026.

Showing 5,461–5,520 of 12,023 contractors

JLB Plumbing Company
Orange, CA · CSLB #1075823 · as of July 2, 2026
Active · clear
JLG Plumbing Corp
Culver City, CA · CSLB #1108806 · as of July 2, 2026
Active · clear
JLH Plumbing CO INC
San Francisco, CA · CSLB #1136008 · as of July 2, 2026
Active · clear
JLM Plumbing
North Hills, CA · CSLB #852132 · as of July 2, 2026
Active · clear
J L Plumbing
Los Angeles, CA · CSLB #718423 · as of July 2, 2026
Active · clear
J L Plumbing
San Francisco, CA · CSLB #879493 · as of July 2, 2026
Active · clear
J & L Plumbing INC
Sacramento, CA · CSLB #992430 · as of July 2, 2026
Active · clear
J L Services
Kelseyville, CA · CSLB #831291 · as of July 2, 2026
Active · clear
JL & Son's Plumbing INC
Salinas, CA · CSLB #1138504 · as of July 2, 2026
Active · clear
Jl's Paradise Plumbing LLC
San Marcos, CA · CSLB #1059946 · as of July 2, 2026
Active · clear
JLV Plumbing
Carlsbad, CA · CSLB #998179 · as of July 2, 2026
Active · clear
J M A Plumbing
Riverside, CA · CSLB #1015572 · as of July 2, 2026
Active · clear
J&M Contra Costa Rooter Plumbing LLC
Concord, CA · CSLB #1147443 · as of July 2, 2026
Active · clear
JMC Plumbing & Rooter INC
Van Nuys, CA · CSLB #1056897 · as of July 2, 2026
Active · clear
J M C Plumbing Services
Lynwood, CA · CSLB #756648 · as of July 2, 2026
Active · clear
J M E Plumbing INC
Ontario, CA · CSLB #1083921 · as of July 2, 2026
Active · clear
J M F Plumbing Corp
Corona, CA · CSLB #982992 · as of July 2, 2026
Active · clear
J M K Plumbing
Los Angeles, CA · CSLB #693715 · as of July 2, 2026
Active · clear
J M L Plumbing Company INC
Rancho Santa Margarita, CA · CSLB #1005950 · as of July 2, 2026
Active · clear
J M Pacific Bay Plumbing INC
San Francisco, CA · CSLB #998725 · as of July 2, 2026
Active · clear
J & M Plumbers
Santa Ana, CA · CSLB #839404 · as of July 2, 2026
Active · clear
J M Plumbing
Fresno, CA · CSLB #914146 · as of July 2, 2026
Active · clear
J M Plumbing
San Francisco, CA · CSLB #1025496 · as of July 2, 2026
Active · clear
J M Plumbing
Glendale, CA · CSLB #964098 · as of July 2, 2026
Active · clear
J M Plumbing
Reno, CA · CSLB #637904 · as of July 2, 2026
Active · clear
J M Plumbing
Nevada City, CA · CSLB #861029 · as of July 2, 2026
Active · clear
J M Plumbing
Roseville, CA · CSLB #1014615 · as of July 2, 2026
Active · clear
Jaime Alberto Machado DBA JM Plumbing
Los Angeles, CA · CSLB #1054210 · as of July 2, 2026
Active · clear
JM Plumbing
Turlock, CA · CSLB #943296 · as of July 2, 2026
Active · clear
JM Plumbing
Susanville, CA · CSLB #981573 · as of July 2, 2026
Active · clear
JM Plumbing
Arroyo Grande, CA · CSLB #781900 · as of July 2, 2026
Active · clear
J M Plumbing Drain & Rooter
Yuba City, CA · CSLB #1153772 · as of July 2, 2026
Active · clear
J M Plumbing INC
Thousand Oaks, CA · CSLB #911250 · as of July 2, 2026
Active · clear
JM Plumbing Pros
Lakewood, CA · CSLB #1074361 · as of July 2, 2026
Active · clear
J M Plumbing Services
Incline Village, CA · CSLB #956491 · as of July 2, 2026
Active · clear
JM Plumbing Services
Lake Elsinore, CA · CSLB #1152247 · as of July 2, 2026
Active · clear
J M P Plumbing
Canyon Country, CA · CSLB #854801 · as of July 2, 2026
Active · clear
JMR Precision Plumbing INC
Lompoc, CA · CSLB #1079574 · as of July 2, 2026
Active · clear
JM Water Heaters & Drains LLC
San Jose, CA · CSLB #1090789 · as of July 2, 2026
Active · clear
JMZ Rooter And Plumbing
Los Angeles, CA · CSLB #1075271 · as of July 2, 2026
Active · clear
JNC Plumbing INC
El Sobrante, CA · CSLB #997975 · as of July 2, 2026
Active · clear
J N D Plumbing INC
Salinas, CA · CSLB #857927 · as of July 2, 2026
Active · clear
JNJ Rooter And Plumbing LLC
Concord, CA · CSLB #1111202 · as of July 2, 2026
Active · clear
JNM Backflow
Spring Valley, CA · CSLB #1115248 · as of July 2, 2026
Active · clear
J & N Plumbing
Barstow, CA · CSLB #945662 · as of July 2, 2026
Active · clear
J&N Plumbing INC
Lake Elsinore, CA · CSLB #1127217 · as of July 2, 2026
Active · clear
JN Plumbing Solutions INC
Salinas, CA · CSLB #1149994 · as of July 2, 2026
Active · clear
Joaquin Plumbing CO INC
Riverbank, CA · CSLB #1142109 · as of July 2, 2026
Active · clear
Joe B'S Plumbing
Oxnard, CA · CSLB #898914 · as of July 2, 2026
Active · clear
Michael Joellson
Walnut, CA · CSLB #957335 · as of July 2, 2026
Active · clear
Joel Plumbing
Los Angeles, CA · CSLB #621188 · as of July 2, 2026
Active · clear
Joel's Plumbing And Rooter
Yorba Linda, CA · CSLB #1107028 · as of July 2, 2026
Active · clear
Joel's Plumbing INC
Newbury Park, CA · CSLB #880197 · as of July 2, 2026
Active · clear
Joe Mumford Plumbing CO
Auburn, CA · CSLB #300529 · as of July 2, 2026
Active · clear
A R Joens Plumbing
Big Bear City, CA · CSLB #1005599 · as of July 2, 2026
Active · clear
Joe Pergis Plumbing LLC
Bakersfield, CA · CSLB #1031629 · as of July 2, 2026
Active · clear
Joe SF Plumbing INC
South San Francisco, CA · CSLB #1130706 · as of July 2, 2026
Active · clear
Joe Silva And Son's Plumbing
Poway, CA · CSLB #747329 · as of July 2, 2026
Active · clear
Joe's Plumbing
Sun Valley, CA · CSLB #773702 · as of July 2, 2026
Active · clear
Joe's Plumbing Service INC
Petaluma, CA · CSLB #591021 · as of July 2, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 2, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.