Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,111 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 18, 2026.

Showing 11,341–11,400 of 12,111 contractors

Dan Wiseman Plumbing
Ojai, CA · CSLB #435773 · as of October 18, 2026
Active · clear
Wiseman Plumbing
Bakersfield, CA · CSLB #762474 · as of October 18, 2026
Active · clear
Wise One Plumbing INC
Simi Valley, CA · CSLB #1142957 · as of October 18, 2026
Active · clear
Wiser Plumbing INC
Kelseyville, CA · CSLB #1111540 · as of October 18, 2026
Active · clear
Wizard Plumbing And Drain LLC
San Mateo, CA · CSLB #974521 · as of October 18, 2026
Active · clear
Wizard Plumbing & Rooter Service
Lake Hughes, CA · CSLB #961195 · as of October 18, 2026
Active · clear
WJ Plumber INC
Chino Hills, CA · CSLB #1136706 · as of October 18, 2026
Active · clear
WL Plumbing
Thousand Oaks, CA · CSLB #1107682 · as of October 18, 2026
Active · clear
WM Rieck Plumbing CO
Lompoc, CA · CSLB #1120392 · as of October 18, 2026
Active · clear
WNJ Plumbing
Perris, CA · CSLB #1143421 · as of October 18, 2026
Active · clear
Wolchuk Plumbing
Los Angeles, CA · CSLB #600119 · as of October 18, 2026
Active · clear
Wolcott's Plumbing Company
Citrus Heights, CA · CSLB #1148946 · as of October 18, 2026
Active · clear
Wolfe's Plumbing
San Pedro, CA · CSLB #976553 · as of October 18, 2026
Active · clear
Wolf Plumbing & Rooter Services INC
Culver City, CA · CSLB #1046207 · as of October 18, 2026
Active · clear
Wolf's Plumbing
Gardena, CA · CSLB #1124067 · as of October 18, 2026
Active · clear
Womack Plumbing
Susanville, CA · CSLB #704514 · as of October 18, 2026
Active · clear
Women's Plumbing Repair
Oakland, CA · CSLB #976812 · as of October 18, 2026
Active · clear
Kim Wong Plumbing INC
San Gabriel, CA · CSLB #752619 · as of October 18, 2026
Active · clear
Wong Plumbing
Castro Valley, CA · CSLB #1158954 · as of October 18, 2026
Active · clear
Robert Woodcock Plumbing
San Dimas, CA · CSLB #786501 · as of October 18, 2026
Active · clear
Woodlake Plumbing
Woodlake, CA · CSLB #909058 · as of October 18, 2026
Active · clear
Wood Plumbing Services
Sun City, CA · CSLB #1078307 · as of October 18, 2026
Active · clear
Robert Wood Plumbing INC
Corona, CA · CSLB #1055828 · as of October 18, 2026
Active · clear
David Woods Plumbing
Marina, CA · CSLB #859676 · as of October 18, 2026
Active · clear
Woods Plumbing
Yreka, CA · CSLB #826293 · as of October 18, 2026
Active · clear
Woods Plumbing
San Jose, CA · CSLB #1038855 · as of October 18, 2026
Active · clear
Woods Plumbing INC
Crescent City, CA · CSLB #844506 · as of October 18, 2026
Active · clear
Steven Wood Plumbing Service
Petaluma, CA · CSLB #849920 · as of October 18, 2026
Active · clear
Woodsy Plumbing
Kneeland, CA · CSLB #908396 · as of October 18, 2026
Active · clear
Woody's Plumbing
Belmont, CA · CSLB #311267 · as of October 18, 2026
Active · clear
Mike Wooley Plumbing
Saugus, CA · CSLB #647236 · as of October 18, 2026
Active · clear
Wooley Plumbing
Redlands, CA · CSLB #1129792 · as of October 18, 2026
Active · clear
The Works Plumbing INC
Oceanside, CA · CSLB #994667 · as of October 18, 2026
Active · clear
Works Plumbing & Rooter INC
Pacifica, CA · CSLB #982663 · as of October 18, 2026
Active · clear
World Famous Plumbing
Rancho Cucamonga, CA · CSLB #1038940 · as of October 18, 2026
Active · clear
Worry Free Rooter & Plumbing
Pomona, CA · CSLB #1157446 · as of October 18, 2026
Active · clear
Worthy Plumbing
Oxnard, CA · CSLB #596659 · as of October 18, 2026
Active · clear
Worxflow Plumbing And Drain
Daly City, CA · CSLB #1155173 · as of October 18, 2026
Active · clear
W P Plumbing
Fallbrook, CA · CSLB #1062373 · as of October 18, 2026
Active · clear
Wrench Re-pipe
Riverside, CA · CSLB #677057 · as of October 18, 2026
Active · clear
Wrench Time Plumbing
Norwalk, CA · CSLB #1135744 · as of October 18, 2026
Active · clear
Wright Brothers Plumbing INC
El Cajon, CA · CSLB #891209 · as of October 18, 2026
Active · clear
Douglas Wright
Lancaster, CA · CSLB #604398 · as of October 18, 2026
Active · clear
Wright Septic
San Jacinto, CA · CSLB #969430 · as of October 18, 2026
Active · clear
W R P Plumbing
Ione, CA · CSLB #902485 · as of October 18, 2026
Active · clear
WRS
Redondo Beach, CA · CSLB #1151940 · as of October 18, 2026
Active · clear
W S G Plumbing Solutions
Antioch, CA · CSLB #1159450 · as of October 18, 2026
Active · clear
WS Plumbing INC
Yucca Valley, CA · CSLB #912730 · as of October 18, 2026
Active · clear
Wuillay Plumbing INC
Covina, CA · CSLB #527859 · as of October 18, 2026
Active · clear
Wu Plumbing
South San Francisco, CA · CSLB #1139383 · as of October 18, 2026
Active · clear
WW Plumbing INC
Newhall, CA · CSLB #842649 · as of October 18, 2026
Active · clear
Wyman Plumbing
Phoenix, CA · CSLB #1154228 · as of October 18, 2026
Active · clear
Wymore's Plumbing Service
Huntington Beach, CA · CSLB #717206 · as of October 18, 2026
Active · clear
Wynd Plumbing INC
Sylmar, CA · CSLB #1039407 · as of October 18, 2026
Active · clear
Thomas Wynns
West Hills, CA · CSLB #497093 · as of October 18, 2026
Active · clear
WZ Plumbing
Long Beach, CA · CSLB #1102580 · as of October 18, 2026
Active · clear
Xact Leak Detection
Cerritos, CA · CSLB #997164 · as of October 18, 2026
Active · clear
RTJ Companies INC DBA Xcel Plumbing
Irvine, CA · CSLB #980838 · as of October 18, 2026
Active · clear
Xceptional Plumbing
Hollister, CA · CSLB #1095114 · as of October 18, 2026
Active · clear
Xclusive Plumbing INC
Tarzana, CA · CSLB #1147674 · as of October 18, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 18, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.