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 28, 2026.

Showing 1,201–1,260 of 12,022 contractors

As Plumbing & Mechnical INC
Fontana, CA · CSLB #1115426 · as of June 28, 2026
Active · clear
A's Plumbing Works INC
San Pedro, CA · CSLB #1093727 · as of June 28, 2026
Active · clear
As Plus Plumbing Corp
San Francisco, CA · CSLB #1134965 · as of June 28, 2026
Active · clear
A S P Plumbing
Livermore, CA · CSLB #971697 · as of June 28, 2026
Active · clear
Assurance Plumbing
Carlsbad, CA · CSLB #694720 · as of June 28, 2026
Active · clear
R S Astle Construction And Plumbing DBA R S Astle Plumbing
Folsom, CA · CSLB #528401 · as of June 28, 2026
Active · clear
Ast Plumbing And Rooter INC
Granada Hills, CA · CSLB #1073439 · as of June 28, 2026
Active · clear
Astro Overhead Doors
Encino, CA · CSLB #426914 · as of June 28, 2026
Active · clear
Astro Plumbing
Riverside, CA · CSLB #307090 · as of June 28, 2026
Active · clear
Astro Plumbing And Rooter
Albany, CA · CSLB #965833 · as of June 28, 2026
Active · clear
Asturias A Plumbing
Reseda, CA · CSLB #1020475 · as of June 28, 2026
Active · clear
A T C Plumbing Source INC
San Diego, CA · CSLB #955639 · as of June 28, 2026
Active · clear
Atd Plumbing INC
Bay Point, CA · CSLB #1129868 · as of June 28, 2026
Active · clear
A-team Drains INC
Desert Hot Springs, CA · CSLB #1122084 · as of June 28, 2026
Active · clear
A Tech Plumbing
Whittier, CA · CSLB #901133 · as of June 28, 2026
Active · clear
A-tex Plumbing
San Diego, CA · CSLB #1074724 · as of June 28, 2026
Active · clear
Atg Plumbing INC
Downey, CA · CSLB #1149907 · as of June 28, 2026
Active · clear
Athena Drains & Pipelining
San Diego, CA · CSLB #1152469 · as of June 28, 2026
Active · clear
At House
Irvine, CA · CSLB #994348 · as of June 28, 2026
Active · clear
A T H Plumbing & Remodeling INC
Glendale, CA · CSLB #889817 · as of June 28, 2026
Active · clear
Atkin Plumbing
Lompoc, CA · CSLB #813830 · as of June 28, 2026
Active · clear
Atlantic O J Plumbing INC
Gilroy, CA · CSLB #1117629 · as of June 28, 2026
Active · clear
Atlas Backflow INC
Signal Hill, CA · CSLB #1088210 · as of June 28, 2026
Active · clear
Atlas Plumbing And Mechanical
Chico, CA · CSLB #1085681 · as of June 28, 2026
Active · clear
Atlas Plumbing Incorporated
Citrus Heights, CA · CSLB #859486 · as of June 28, 2026
Active · clear
Atlas Plumbing Services LLC
Long Beach, CA · CSLB #1146971 · as of June 28, 2026
Active · clear
Atm Plumbing Service INC
Van Nuys, CA · CSLB #964875 · as of June 28, 2026
Active · clear
Martinez Plumbing & Rooter DBA Atomic Rooter & Plumbing
Wilmington, CA · CSLB #1081255 · as of June 28, 2026
Active · clear
Atomic Ventures
Perris, CA · CSLB #1121167 · as of June 28, 2026
Active · clear
A T O M Plumbing
Vallejo, CA · CSLB #1020857 · as of June 28, 2026
Active · clear
A Top Notch Plumbing & Drain Cleaning
Yuba City, CA · CSLB #1086686 · as of June 28, 2026
Active · clear
A To Z Plumbing INC
San Diego, CA · CSLB #752076 · as of June 28, 2026
Active · clear
A To Z Plumbing & Rooter
Santa Paula, CA · CSLB #1084060 · as of June 28, 2026
Active · clear
At Plumbing INC
Hawthorne, CA · CSLB #1058970 · as of June 28, 2026
Active · clear
Atp Plumbing INC
El Monte, CA · CSLB #1114863 · as of June 28, 2026
Active · clear
Attaboy Plumbing
Chico, CA · CSLB #1036199 · as of June 28, 2026
Active · clear
Atta Plumbing INC
Chula Vista, CA · CSLB #824790 · as of June 28, 2026
Active · clear
Attentive Plumbing
Westlake Village, CA · CSLB #1108963 · as of June 28, 2026
Active · clear
At Your Service Plumbing
Sonora, CA · CSLB #1100930 · as of June 28, 2026
Active · clear
At Your Service Plumbing INC
Inglewood, CA · CSLB #1106380 · as of June 28, 2026
Active · clear
At Your Service Rooter And Drain Specialist
Oakland, CA · CSLB #1096724 · as of June 28, 2026
Active · clear
Auburn Plumbing Company
Foresthill, CA · CSLB #489237 · as of June 28, 2026
Active · clear
Audrey's Plumbing
Commerce, CA · CSLB #1146264 · as of June 28, 2026
Active · clear
Augie's Plumbing
San Diego, CA · CSLB #853070 · as of June 28, 2026
Active · clear
August Plumbing LLC
Fair Oaks, CA · CSLB #1097608 · as of June 28, 2026
Active · clear
Justin Aulday
Richmond, CA · CSLB #872086 · as of June 28, 2026
Active · clear
Aum Plumbing Services
Newark, CA · CSLB #1115037 · as of June 28, 2026
Active · clear
Austin D Macke
Costa Mesa, CA · CSLB #1064375 · as of June 28, 2026
Active · clear
Austin Elsworth Bonjour
Templeton, CA · CSLB #1143591 · as of June 28, 2026
Active · clear
Austin Plumbing Services
San Jose, CA · CSLB #1143561 · as of June 28, 2026
Active · clear
Austin's Pipeworks
Rescue, CA · CSLB #1028022 · as of June 28, 2026
Active · clear
Austin's Power Plumbing
Vista, CA · CSLB #1151183 · as of June 28, 2026
Active · clear
Authentic Plumbing
Oceanside, CA · CSLB #1071108 · as of June 28, 2026
Active · clear
Authority Plumbing And Rooter INC
Santa Ana, CA · CSLB #1131527 · as of June 28, 2026
Active · clear
Automatic Rooter INC
San Jacinto, CA · CSLB #1059907 · as of June 28, 2026
Active · clear
Autry Plumbing INC
Sanger, CA · CSLB #1048893 · as of June 28, 2026
Active · clear
Available Plumbing Services
Templeton, CA · CSLB #913313 · as of June 28, 2026
Active · clear
Avalos Plumbing
Dos Palos, CA · CSLB #1082279 · as of June 28, 2026
Active · clear
Avalos Plumbing & Drain Cleaning
Oakland, CA · CSLB #1036981 · as of June 28, 2026
Active · clear
Avanna Plumbing INC
Long Beach, CA · CSLB #1057081 · as of June 28, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 28, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.