Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 11,932 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 7, 2026.

Showing 10,741–10,800 of 11,932 contractors

Tyrrell Plumbing And Mechanical INC
Vacaville, CA · CSLB #1032556 · as of July 7, 2026
Active · clear
Tyte Flow Tech Plumbing
Corona, CA · CSLB #1083819 · as of July 7, 2026
Active · clear
TZ Plumbing
Indio, CA · CSLB #1138721 · as of July 7, 2026
Active · clear
Brian Udo
Irvine, CA · CSLB #1082115 · as of July 7, 2026
Active · clear
Uleakifix Plumbing
Alameda, CA · CSLB #1085609 · as of July 7, 2026
Active · clear
Ulises Plumbing And Drain Cleaning
Long Beach, CA · CSLB #936979 · as of July 7, 2026
Active · clear
Ultimate Plumbing
Watsonville, CA · CSLB #957049 · as of July 7, 2026
Active · clear
Ultracare Plumbing LLC
Carmichael, CA · CSLB #1096986 · as of July 7, 2026
Active · clear
Ultra Plumbing Service
Mentone, CA · CSLB #1098620 · as of July 7, 2026
Active · clear
Uncle Arm Plumbing
Burbank, CA · CSLB #977012 · as of July 7, 2026
Active · clear
Uncle Pat Plumbing
Vista, CA · CSLB #1107030 · as of July 7, 2026
Active · clear
Unclog Drain Cleaning Service
Torrance, CA · CSLB #1100953 · as of July 7, 2026
Active · clear
Underground Connection Group
Temecula, CA · CSLB #813345 · as of July 7, 2026
Active · clear
Under Pipe Plumbing INC
San Jose, CA · CSLB #1061052 · as of July 7, 2026
Active · clear
Undertest Plumbing
Van Nuys, CA · CSLB #1083789 · as of July 7, 2026
Active · clear
Undisputed Plumbers INC
Bay Point, CA · CSLB #1090494 · as of July 7, 2026
Active · clear
Unified Plumbing INC
Ventura, CA · CSLB #952813 · as of July 7, 2026
Active · clear
Unify Plumbing INC
Tracy, CA · CSLB #1127184 · as of July 7, 2026
Active · clear
Union 4 Plumbing INC
Los Angeles, CA · CSLB #1065897 · as of July 7, 2026
Active · clear
Unique Plumbing
Valley Village, CA · CSLB #907410 · as of July 7, 2026
Active · clear
Unique Plumbing INC
Riverside, CA · CSLB #911987 · as of July 7, 2026
Active · clear
Unique Plumbing & Repair INC
Los Angeles, CA · CSLB #978472 · as of July 7, 2026
Active · clear
Unique Rooter & Plumbing
Glendale, CA · CSLB #927651 · as of July 7, 2026
Active · clear
United Arms INC
Burbank, CA · CSLB #1111893 · as of July 7, 2026
Active · clear
United Drain Cleaning
Oceanside, CA · CSLB #1050972 · as of July 7, 2026
Active · clear
United Drain & Plumbing
Bellflower, CA · CSLB #436852 · as of July 7, 2026
Active · clear
United Plumbing
Garden Grove, CA · CSLB #968067 · as of July 7, 2026
Active · clear
United Plumbing
San Jacinto, CA · CSLB #1076090 · as of July 7, 2026
Active · clear
United Plumbing
El Monte, CA · CSLB #881566 · as of July 7, 2026
Active · clear
United Plumbing
Chico, CA · CSLB #746814 · as of July 7, 2026
Active · clear
United Plumbing Contractors INC
Los Gatos, CA · CSLB #942399 · as of July 7, 2026
Active · clear
United Plumbing Designs INC
Riverside, CA · CSLB #1089885 · as of July 7, 2026
Active · clear
United Plumbing & Drains INC
Orange, CA · CSLB #731786 · as of July 7, 2026
Active · clear
United Plumbing Group
Concord, CA · CSLB #1132249 · as of July 7, 2026
Active · clear
United Plumbing INC
South El Monte, CA · CSLB #886293 · as of July 7, 2026
Active · clear
United Plumbing & Mechanical
Fortuna, CA · CSLB #659759 · as of July 7, 2026
Active · clear
United Plumbing Pros INC
Glendale, CA · CSLB #1102765 · as of July 7, 2026
Active · clear
United Plumbing & Rooter INC
North Hills, CA · CSLB #1078548 · as of July 7, 2026
Active · clear
United Plumbing Services
Fairfield, CA · CSLB #1099297 · as of July 7, 2026
Active · clear
United Plumbing Services INC
Riverside, CA · CSLB #1039525 · as of July 7, 2026
Active · clear
United Plumbing & Water Heaters INC
Santa Clara, CA · CSLB #1116823 · as of July 7, 2026
Active · clear
United Property Services Plumbing
Norco, CA · CSLB #1005168 · as of July 7, 2026
Active · clear
United Property Services Plumbing And Drain
Norco, CA · CSLB #914444 · as of July 7, 2026
Active · clear
United States Plumbing U S P
Santa Rosa, CA · CSLB #1084090 · as of July 7, 2026
Active · clear
United V I Plumbing
Novato, CA · CSLB #900215 · as of July 7, 2026
Active · clear
United Vi Plumbing INC
Novato, CA · CSLB #1148899 · as of July 7, 2026
Active · clear
United Zoom Plumbing & Rooter, INC
Fair Oaks, CA · CSLB #1112180 · as of July 7, 2026
Active · clear
Unity Plumbing
Lakeside, CA · CSLB #868507 · as of July 7, 2026
Active · clear
Universal Nozzle INC
Long Beach, CA · CSLB #926115 · as of July 7, 2026
Active · clear
Universal Plumbers
Laguna Niguel, CA · CSLB #956188 · as of July 7, 2026
Active · clear
Ronald Paratore Universal Plumbing
Folsom, CA · CSLB #586977 · as of July 7, 2026
Active · clear
Universal Plumbing Airconditioning & Heating
Cathedral City, CA · CSLB #766434 · as of July 7, 2026
Active · clear
Universal Plumbing CO
Glendale, CA · CSLB #922705 · as of July 7, 2026
Active · clear
Steve Lasley DBA Universal Plumbing CO U P C
Simi Valley, CA · CSLB #677286 · as of July 7, 2026
Active · clear
Universal Plumbing INC
Oakland, CA · CSLB #1132341 · as of July 7, 2026
Active · clear
University City Plumber
La Jolla, CA · CSLB #1068296 · as of July 7, 2026
Active · clear
Unlimited Master Plumbing INC
San Jose, CA · CSLB #994963 · as of July 7, 2026
Active · clear
Unlimited Plumbing CO
San Juan Capistrano, CA · CSLB #1029454 · as of July 7, 2026
Active · clear
Unlimited Plumbing Services
Milpitas, CA · CSLB #1065850 · as of July 7, 2026
Active · clear
Unlmtd Plumbing INC
Los Angeles, CA · CSLB #1091020 · as of July 7, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.