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 1,381–1,440 of 12,055 contractors

Basic Plumbing & Rooter INC
La Puente, CA · CSLB #1115558 · as of October 8, 2026
Active · clear
Basic Technology Plumbing LLC
Van Nuys, CA · CSLB #1030872 · as of October 8, 2026
Active · clear
Basilio's Plumbing
Coachella, CA · CSLB #1042480 · as of October 8, 2026
Active · clear
Bas Plumbing INC
Riverside, CA · CSLB #921729 · as of October 8, 2026
Active · clear
Bassett Plumbing INC
Woodland, CA · CSLB #994890 · as of October 8, 2026
Active · clear
Bastanchury Plumbing
Brea, CA · CSLB #597116 · as of October 8, 2026
Active · clear
Kevin Bastiani Plumbing
Gridley, CA · CSLB #1038241 · as of October 8, 2026
Active · clear
Baswell Plumbing
Novato, CA · CSLB #433698 · as of October 8, 2026
Active · clear
Bath Fitter
Ventura, CA · CSLB #1107071 · as of October 8, 2026
Active · clear
Bath Fitter
El Cajon, CA · CSLB #984379 · as of October 8, 2026
Active · clear
Bath Fitter Northern California
Sacramento, CA · CSLB #988525 · as of October 8, 2026
Active · clear
Stephen M Batie Plumbing
Truckee, CA · CSLB #411645 · as of October 8, 2026
Active · clear
Baumann Waterworks
Ontario, CA · CSLB #1020247 · as of October 8, 2026
Active · clear
Bay Area Backflow INC
Gilroy, CA · CSLB #983194 · as of October 8, 2026
Active · clear
Bay Area Back Flow Service
Rio Vista, CA · CSLB #635775 · as of October 8, 2026
Active · clear
Bay Area Moisture Control BY Restorex INC
Novato, CA · CSLB #1123752 · as of October 8, 2026
Active · clear
Bay Area Plumbing
San Francisco, CA · CSLB #757796 · as of October 8, 2026
Active · clear
Bay Area Plumbing Pros INC
Crockett, CA · CSLB #1156440 · as of October 8, 2026
Active · clear
Bay Area Plumbing & Rooter Services INC
San Jose, CA · CSLB #1061996 · as of October 8, 2026
Active · clear
Bay Area Pro-plumbing INC
Campbell, CA · CSLB #1153737 · as of October 8, 2026
Active · clear
Bay Area Rescue Plumbing
Vallejo, CA · CSLB #1154689 · as of October 8, 2026
Active · clear
Bay Area Rooter And Plumbing
Millbrae, CA · CSLB #1132682 · as of October 8, 2026
Active · clear
Bay Area Water Heaters LLC
San Carlos, CA · CSLB #1035644 · as of October 8, 2026
Active · clear
Bay Bejar Plumbing
Hayward, CA · CSLB #1044477 · as of October 8, 2026
Active · clear
Bay Cal Plumbing INC
San Francisco, CA · CSLB #1044257 · as of October 8, 2026
Active · clear
Bay - Citi Plumbing And Rooter Service
Blythe, CA · CSLB #821000 · as of October 8, 2026
Active · clear
Bay/coast Plumbing
Alameda, CA · CSLB #952872 · as of October 8, 2026
Active · clear
Bayer's Plumbing
Morgan Hill, CA · CSLB #700888 · as of October 8, 2026
Active · clear
Bayk Plumbing INC
San Jose, CA · CSLB #1159266 · as of October 8, 2026
Active · clear
Bayline Mechanical INC
S San Francisco, CA · CSLB #342012 · as of October 8, 2026
Active · clear
Bayline Plumbing INC
San Jose, CA · CSLB #708496 · as of October 8, 2026
Active · clear
Bay Oak Solutions LLC
Oakland, CA · CSLB #1108525 · as of October 8, 2026
Active · clear
Bay One Plumbing
Campbell, CA · CSLB #862845 · as of October 8, 2026
Active · clear
Bay Plumbing
Berkeley, CA · CSLB #1020974 · as of October 8, 2026
Active · clear
Bay Plumbing And Rooter INC
Redwood City, CA · CSLB #972247 · as of October 8, 2026
Active · clear
Bay Plumbing & Rooter LLC
Rodeo, CA · CSLB #929458 · as of October 8, 2026
Active · clear
Baypro Plumbing
Pacifica, CA · CSLB #1141805 · as of October 8, 2026
Active · clear
Bay Pro Plumbing INC
San Jose, CA · CSLB #1098295 · as of October 8, 2026
Active · clear
Bay Ridge Plumbing INC
San Rafael, CA · CSLB #1090879 · as of October 8, 2026
Active · clear
Bay Rooter & Plumbing
Milpitas, CA · CSLB #1011025 · as of October 8, 2026
Active · clear
Bay Side Plumbing
Petaluma, CA · CSLB #1065468 · as of October 8, 2026
Active · clear
Baysinger Plumbing
Granada Hills, CA · CSLB #633605 · as of October 8, 2026
Active · clear
Baystate Plumbing
Dana Point, CA · CSLB #824798 · as of October 8, 2026
Active · clear
Bayvalley Mechanical INC
Union City, CA · CSLB #1072787 · as of October 8, 2026
Active · clear
Bayview Plumbing
San Leandro, CA · CSLB #665946 · as of October 8, 2026
Active · clear
Bay Water Plumbing INC
Newark, CA · CSLB #1052198 · as of October 8, 2026
Active · clear
Bayworks Plumbing INC
Richmond, CA · CSLB #1025208 · as of October 8, 2026
Active · clear
Steven A Bazan Plumbing
Big Bear Lake, CA · CSLB #811780 · as of October 8, 2026
Active · clear
B B G Plumbing
Woodland, CA · CSLB #1094266 · as of October 8, 2026
Active · clear
B Bishop Plumbing
Fairfield, CA · CSLB #1092033 · as of October 8, 2026
Active · clear
B & B Plumbing
Van Nuys, CA · CSLB #680945 · as of October 8, 2026
Active · clear
Brian Burd DBA BB Plumbing
Corte Madera, CA · CSLB #1025001 · as of October 8, 2026
Active · clear
B & B Plumbing INC
Anaheim, CA · CSLB #608025 · as of October 8, 2026
Active · clear
B & B Plumbing INC
Truckee, CA · CSLB #362571 · as of October 8, 2026
Active · clear
B & B Plumbing & Installations
Oakland, CA · CSLB #743702 · as of October 8, 2026
Active · clear
BC Drain Care Plumbing
Ferndale, CA · CSLB #1058371 · as of October 8, 2026
Active · clear
B C Drain Service INC
Vernon, CA · CSLB #855990 · as of October 8, 2026
Active · clear
BCL Plumbing
Stockton, CA · CSLB #1138693 · as of October 8, 2026
Active · clear
B C Plumbing
Wellington, CA · CSLB #823986 · as of October 8, 2026
Active · clear
B & C Plumbing CO
Pasadena, CA · CSLB #310057 · 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.