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 4,921–4,980 of 12,055 contractors

Hotter Water Heaters INC
Fremont, CA · CSLB #940964 · as of October 8, 2026
Active · clear
Hot Water Plumbing Hero
Redding, CA · CSLB #1057904 · as of October 8, 2026
Active · clear
Houk's Quality Plumbing
Vista, CA · CSLB #799562 · as of October 8, 2026
Active · clear
Alek Housepian
Burbank, CA · CSLB #1005156 · as of October 8, 2026
Active · clear
House Plumbing INC
Santa Clarita, CA · CSLB #1037077 · as of October 8, 2026
Active · clear
James Houston Plumbing
Los Angeles, CA · CSLB #964795 · as of October 8, 2026
Active · clear
Houston Plumbing
Castro Valley, CA · CSLB #960208 · as of October 8, 2026
Active · clear
Hovey Rooter Service
Riverside, CA · CSLB #937193 · as of October 8, 2026
Active · clear
Zareh Hovsepyan
Sun Valley, CA · CSLB #1110838 · as of October 8, 2026
Active · clear
Joyce Elizabeth Howard
Loomis, CA · CSLB #1074375 · as of October 8, 2026
Active · clear
Howard Pacific Plumbing INC
Rosemead, CA · CSLB #947162 · as of October 8, 2026
Active · clear
Howdy Plumbing LLC
Sacramento, CA · CSLB #1119556 · as of October 8, 2026
Active · clear
Jeffery Howe Plumbing
Redondo Beach, CA · CSLB #789877 · as of October 8, 2026
Active · clear
Howell Plumbing INC
San Diego, CA · CSLB #935625 · as of October 8, 2026
Active · clear
Hoyo Rooter
West Covina, CA · CSLB #1043803 · as of October 8, 2026
Active · clear
H P C
Trabuco Canyon, CA · CSLB #1055497 · as of October 8, 2026
Active · clear
H P I Plumbing INC
Dana Point, CA · CSLB #949009 · as of October 8, 2026
Active · clear
H P Plumbing & Back Flow CO
Oxnard, CA · CSLB #913926 · as of October 8, 2026
Active · clear
HP Plumbing Company
Wildomar, CA · CSLB #1156256 · as of October 8, 2026
Active · clear
H R C Plumbing & 24 HRS Drain Cleaning
Pasadena, CA · CSLB #654874 · as of October 8, 2026
Active · clear
H & R Plumbing
Sylmar, CA · CSLB #630050 · as of October 8, 2026
Active · clear
Mda Services LLC DBA H&R Plumbing And Rooter
San Leandro, CA · CSLB #954584 · as of October 8, 2026
Active · clear
H R P Plumbing & Heating
Riverside, CA · CSLB #873360 · as of October 8, 2026
Active · clear
H R R Plumbing INC
Los Angeles, CA · CSLB #1074585 · as of October 8, 2026
Active · clear
HR Silicon Valley Plumbers LLC
Los Banos, CA · CSLB #1076345 · as of October 8, 2026
Active · clear
H & R Underground
El Sobrante, CA · CSLB #878364 · as of October 8, 2026
Active · clear
H & S Plumbing Services INC
Granada Hills, CA · CSLB #962017 · as of October 8, 2026
Active · clear
H S Q Plumbing INC
Riverside, CA · CSLB #814039 · as of October 8, 2026
Active · clear
Hta Plumbing
Reseda, CA · CSLB #1103717 · as of October 8, 2026
Active · clear
Hub City Plumbing And Rooter
Redondo Beach, CA · CSLB #1124464 · as of October 8, 2026
Active · clear
Hudak Plumbing
San Francisco, CA · CSLB #877340 · as of October 8, 2026
Active · clear
Huerta Plumbing
Olivehurst, CA · CSLB #1063222 · as of October 8, 2026
Active · clear
Huffer Plumbing
Laguna Beach, CA · CSLB #693379 · as of October 8, 2026
Active · clear
Dan Huffman Plumbing
Oroville, CA · CSLB #858102 · as of October 8, 2026
Active · clear
Hughes Plumbing Services INC
Newbury Park, CA · CSLB #1083454 · as of October 8, 2026
Active · clear
Hulk Plumbing INC
Chula Vista, CA · CSLB #1111671 · as of October 8, 2026
Active · clear
Humboldt Plumbing
Cutten, CA · CSLB #1100261 · as of October 8, 2026
Active · clear
Hummel Plumbing INC
San Juan Capistrano, CA · CSLB #1034213 · as of October 8, 2026
Active · clear
Hummin Plumbing
Oxnard, CA · CSLB #733859 · as of October 8, 2026
Active · clear
Humphrey Plumbing
Walnut Creek, CA · CSLB #1143253 · as of October 8, 2026
Active · clear
Humphrey Plumbing INC
Turlock, CA · CSLB #611507 · as of October 8, 2026
Active · clear
Hung Plumbing A Partnership
Garden Grove, CA · CSLB #1039677 · as of October 8, 2026
Active · clear
Hungry Plumber
El Cajon, CA · CSLB #861876 · as of October 8, 2026
Active · clear
Bob Hunter Plumbing
Montrose, CA · CSLB #514974 · as of October 8, 2026
Active · clear
Hunter Superior Plumbing
Murrieta, CA · CSLB #1151620 · as of October 8, 2026
Active · clear
Huntsman Plumbing
Lee Vining, CA · CSLB #923205 · as of October 8, 2026
Active · clear
Hunt's Plumbing
Ventura, CA · CSLB #1129947 · as of October 8, 2026
Active · clear
Hurst Plumbing Service Construction
Brentwood, CA · CSLB #820544 · as of October 8, 2026
Active · clear
David Hurtado
Murrieta, CA · CSLB #1069074 · as of October 8, 2026
Active · clear
Hurtado's Plumbing INC
Sylmar, CA · CSLB #977491 · as of October 8, 2026
Active · clear
Hustle & Flow Plumbing LLC
West Covina, CA · CSLB #1131990 · as of October 8, 2026
Active · clear
Hutch's Plumbing
Hollister, CA · CSLB #810945 · as of October 8, 2026
Active · clear
Hutch's Plumbing INC
Salinas, CA · CSLB #710551 · as of October 8, 2026
Active · clear
HVC Plumbing INC
Fresno, CA · CSLB #1069779 · as of October 8, 2026
Active · clear
HVC Plumbing Services INC
Fresno, CA · CSLB #1149213 · as of October 8, 2026
Active · clear
HWY 1 Plumbing
Santa Rosa, CA · CSLB #1118705 · as of October 8, 2026
Active · clear
HWY 9 Plumbing
Boulder Creek, CA · CSLB #1045811 · as of October 8, 2026
Active · clear
Hybrid Plumbers INC
Arleta, CA · CSLB #1110297 · as of October 8, 2026
Active · clear
Hydrametrics LLC
Centerville, CA · CSLB #974138 · as of October 8, 2026
Active · clear
Hydrochap Plumbing INC
Sacramento, CA · CSLB #1143759 · 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.