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 3,841–3,900 of 12,055 contractors

First Choice Plumbing Services INC
Burbank, CA · CSLB #957265 · as of October 8, 2026
Active · clear
First Class Leak Detection INC
Lake Elsinore, CA · CSLB #1086024 · as of October 8, 2026
Active · clear
First Division Plumbing
Perris, CA · CSLB #1085831 · as of October 8, 2026
Active · clear
First Evergreen Plumbing INC
San Jose, CA · CSLB #975803 · as of October 8, 2026
Active · clear
First Generation Plumbing Corp
Antioch, CA · CSLB #1122175 · as of October 8, 2026
Active · clear
First In Water Heaters
Roseville, CA · CSLB #1159588 · as of October 8, 2026
Active · clear
First One Plumbing INC
North Hollywood, CA · CSLB #1137831 · as of October 8, 2026
Active · clear
First Option Plumbing INC
Anaheim, CA · CSLB #996725 · as of October 8, 2026
Active · clear
First Place Leak Detection INC
Riverside, CA · CSLB #1005223 · as of October 8, 2026
Active · clear
First Plumbing
San Jose, CA · CSLB #1034455 · as of October 8, 2026
Active · clear
First Plumbing
Los Angeles, CA · CSLB #1045773 · as of October 8, 2026
Active · clear
First Priority Plumbing Service
Spring Valley, CA · CSLB #1119650 · as of October 8, 2026
Active · clear
First Response Plumbing
Carmichael, CA · CSLB #933023 · as of October 8, 2026
Active · clear
First Response Plumbing LLC
Fresno, CA · CSLB #1091602 · as of October 8, 2026
Active · clear
First Response Plumbing & Rooter INC
Encino, CA · CSLB #732829 · as of October 8, 2026
Active · clear
First Thought Plumbing
North Hollywood, CA · CSLB #1059414 · as of October 8, 2026
Active · clear
Fischbeck Plumbing CO INC
San Diego, CA · CSLB #841109 · as of October 8, 2026
Active · clear
Robert Fischer Plumbing INC
San Clemente, CA · CSLB #800154 · as of October 8, 2026
Active · clear
J Fisher Plumbing
Felton, CA · CSLB #985600 · as of October 8, 2026
Active · clear
Fisher Plumbing
Simi Valley, CA · CSLB #796984 · as of October 8, 2026
Active · clear
Fisher Plumbing
Morongo Valley, CA · CSLB #996999 · as of October 8, 2026
Active · clear
Fisheye Leak Detection LLC
Santa Barbara, CA · CSLB #634033 · as of October 8, 2026
Active · clear
Earl W Fite & Sons Plumbing INC
El Cajon, CA · CSLB #181084 · as of October 8, 2026
Active · clear
Clarion Call Express INC DBA Fit Plumbing
Santa Barbara, CA · CSLB #1103419 · as of October 8, 2026
Active · clear
Stephen Fitzsimon
Larkspur, CA · CSLB #618005 · as of October 8, 2026
Active · clear
Five50 Plumbing
Rocklin, CA · CSLB #1122806 · as of October 8, 2026
Active · clear
Five Cities Plumbing INC
Grover Beach, CA · CSLB #913968 · as of October 8, 2026
Active · clear
Five Star Plumbing
Whittier, CA · CSLB #1085872 · as of October 8, 2026
Active · clear
Five Star Plumbing
San Diego, CA · CSLB #1099161 · as of October 8, 2026
Active · clear
Five Star Plumbing INC
Bell Gardens, CA · CSLB #1114723 · as of October 8, 2026
Active · clear
Five Star Rooter And Plumbing INC
Hayward, CA · CSLB #1145597 · as of October 8, 2026
Active · clear
Five Stars Plumbing
Santa Ana, CA · CSLB #1047330 · as of October 8, 2026
Active · clear
Five Star Water Heaters
Belmont, CA · CSLB #1017821 · as of October 8, 2026
Active · clear
Fix A Leak Plumbing LLC
Oceanside, CA · CSLB #989536 · as of October 8, 2026
Active · clear
Fix All Plumbing
Redondo Beach, CA · CSLB #1109917 · as of October 8, 2026
Active · clear
Fixed Plumbing INC
Rancho Cucamonga, CA · CSLB #1099335 · as of October 8, 2026
Active · clear
Fix & Flush Plumbing
North Hollywood, CA · CSLB #1153593 · as of October 8, 2026
Active · clear
Fix It All Plumbing
Gardena, CA · CSLB #919296 · as of October 8, 2026
Active · clear
Fix It Felix Plumbing INC
Riverside, CA · CSLB #1059848 · as of October 8, 2026
Active · clear
Fix - It Plumbing
Milpitas, CA · CSLB #906015 · as of October 8, 2026
Active · clear
Fix It Plumbing & Rooter INC
Ventura, CA · CSLB #1077352 · as of October 8, 2026
Active · clear
Fix It Quick Plumbing INC
Winnetka, CA · CSLB #1022969 · as of October 8, 2026
Active · clear
Fix It Right Plumbing
San Jose, CA · CSLB #1109752 · as of October 8, 2026
Active · clear
Fix N Flow Plumbing
Sacramento, CA · CSLB #1142361 · as of October 8, 2026
Active · clear
Fix Plumbing & Drains
Chula Vista, CA · CSLB #866888 · as of October 8, 2026
Active · clear
FJK Plumbing INC
Panorama City, CA · CSLB #1095120 · as of October 8, 2026
Active · clear
F & J Plumbing
Mira Mesa, CA · CSLB #1140123 · as of October 8, 2026
Active · clear
F J P Plumbing
Corona, CA · CSLB #812074 · as of October 8, 2026
Active · clear
Daniel Gerard Flanagan
Los Angeles, CA · CSLB #510508 · as of October 8, 2026
Active · clear
Flash Plumbing INC
Covina, CA · CSLB #1116600 · as of October 8, 2026
Active · clear
Flash Plumbing & Rooter Service INC
Inglewood, CA · CSLB #1049855 · as of October 8, 2026
Active · clear
Flash Plumbing Solutions INC
Fresno, CA · CSLB #1115114 · as of October 8, 2026
Active · clear
Flat Rate Plumbing And Drain
San Mateo, CA · CSLB #964565 · as of October 8, 2026
Active · clear
Flat Top Plumbing
Hemet, CA · CSLB #1148515 · as of October 8, 2026
Active · clear
Kenneth G Fleck Plumbing
Cutten, CA · CSLB #1079262 · as of October 8, 2026
Active · clear
Fleming Plumbing Services
San Carlos, CA · CSLB #677547 · as of October 8, 2026
Active · clear
Fletcher Plumbing
Loomis, CA · CSLB #727566 · as of October 8, 2026
Active · clear
Flex Plumbing INC
Moreno Valley, CA · CSLB #1135480 · as of October 8, 2026
Active · clear
Flintridge Rooter & Fine Plumbing INC
La Canada, CA · CSLB #1056047 · as of October 8, 2026
Active · clear
Flintstone Plumbing
Arroyo Grande, CA · CSLB #1144826 · 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.