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 3,901–3,960 of 12,055 contractors

Flomaster Plumbing
El Cajon, CA · CSLB #1106069 · as of October 8, 2026
Active · clear
Flo-masters Plumbing INC
Lake Elsinore, CA · CSLB #1054983 · as of October 8, 2026
Active · clear
Flood Brothers Plumbing INC
Woodland Hills, CA · CSLB #985487 · as of October 8, 2026
Active · clear
Florentino Plumbing Services
Salida, CA · CSLB #1104440 · as of October 8, 2026
Active · clear
Anselmo Flores Plumbing
Los Angeles, CA · CSLB #767993 · as of October 8, 2026
Active · clear
Jim Flores And Son Plumbing INC
Santa Barbara, CA · CSLB #983322 · as of October 8, 2026
Active · clear
J Flores Plumbing INC
Valley Center, CA · CSLB #643269 · as of October 8, 2026
Active · clear
Flores Plumbing
Santa Clarita, CA · CSLB #735874 · as of October 8, 2026
Active · clear
Flores Plumbing
Hayward, CA · CSLB #1060881 · as of October 8, 2026
Active · clear
Flores Plumbing INC
Santa Ana, CA · CSLB #1120321 · as of October 8, 2026
Active · clear
Flores Precision Plumbing
Sacramento, CA · CSLB #1112849 · as of October 8, 2026
Active · clear
Reyna Flores
Lancaster, CA · CSLB #1092332 · as of October 8, 2026
Active · clear
Flo Rite Drains Plumbing And Rooter
Orange, CA · CSLB #1111210 · as of October 8, 2026
Active · clear
Flo's Plumbing INC
Palm Springs, CA · CSLB #921344 · as of October 8, 2026
Active · clear
Flo Star Plumbing And Drain
Norco, CA · CSLB #983980 · as of October 8, 2026
Active · clear
Flo Tek Sewer & Drain
Santa Barbara, CA · CSLB #871587 · as of October 8, 2026
Active · clear
Flow Bros Plumbing INC
Lomita, CA · CSLB #1078760 · as of October 8, 2026
Active · clear
Flow City Plumbing
San Jose, CA · CSLB #1123644 · as of October 8, 2026
Active · clear
Flow Control Plumbing
Oceanside, CA · CSLB #1006605 · as of October 8, 2026
Active · clear
Flow Dynamics INC
Ontario, CA · CSLB #858166 · as of October 8, 2026
Active · clear
Flowers Plumbing INC
Moreno Valley, CA · CSLB #1064802 · as of October 8, 2026
Active · clear
Flow Force Plumbing
Lake Forest, CA · CSLB #886910 · as of October 8, 2026
Active · clear
Flow Form Plumbing
Oakland, CA · CSLB #957727 · as of October 8, 2026
Active · clear
Flowguard Plumbing And Rooter INC
Valley Village, CA · CSLB #1135112 · as of October 8, 2026
Active · clear
Flow H2o Plumbing Corp
San Jose, CA · CSLB #1142030 · as of October 8, 2026
Active · clear
Flowin Fountain Plumbing Services
Lodi, CA · CSLB #1148493 · as of October 8, 2026
Active · clear
Flowing Water
Pacheco, CA · CSLB #1111542 · as of October 8, 2026
Active · clear
Flow Master Plumbing Corp
Arcadia, CA · CSLB #1107730 · as of October 8, 2026
Active · clear
The Flow Mechanic
Aptos, CA · CSLB #750562 · as of October 8, 2026
Active · clear
Flowmingo Plumbing INC
Tarzana, CA · CSLB #1161527 · as of October 8, 2026
Active · clear
Flowmotion Plumbing
San Ramon, CA · CSLB #1145491 · as of October 8, 2026
Active · clear
Floworx Plumbing & Rooter
Orange, CA · CSLB #1127121 · as of October 8, 2026
Active · clear
Flow Pro Plumbing
Brentwood, CA · CSLB #1026494 · as of October 8, 2026
Active · clear
Flow-pro Plumbing & Backflow
Banning, CA · CSLB #984675 · as of October 8, 2026
Active · clear
Flow Right Plumbing
Sylmar, CA · CSLB #909776 · as of October 8, 2026
Active · clear
Flowright Plumbing
Santa Rosa, CA · CSLB #842999 · as of October 8, 2026
Active · clear
Flowright Plumbing
Rialto, CA · CSLB #1085274 · as of October 8, 2026
Active · clear
Flow Right Plumbing And Rooter INC
Sylmar, CA · CSLB #543164 · as of October 8, 2026
Active · clear
Flow Right Rooter & Plumbing
Banning, CA · CSLB #961727 · as of October 8, 2026
Active · clear
Flow-rite Plumbing
San Diego, CA · CSLB #658730 · as of October 8, 2026
Active · clear
Flowrite Plumbing
San Angelo, CA · CSLB #719254 · as of October 8, 2026
Active · clear
Flow-rite Plumbing And Water Heaters INC
San Diego, CA · CSLB #1083065 · as of October 8, 2026
Active · clear
Flowtech - M N G Plumbing CO
Los Angeles, CA · CSLB #748755 · as of October 8, 2026
Active · clear
Flow Technology Plumbing INC
Buena Park, CA · CSLB #937244 · as of October 8, 2026
Active · clear
Flow Tech Plumbing
Irvine, CA · CSLB #1132825 · as of October 8, 2026
Active · clear
Flow Tech Plumbing & Rooter
San Diego, CA · CSLB #956614 · as of October 8, 2026
Active · clear
Flow Tec INC
Pacifica, CA · CSLB #858434 · as of October 8, 2026
Active · clear
Flowtek Plumbing INC
Acampo, CA · CSLB #1041180 · as of October 8, 2026
Active · clear
Fluid Dynamics
Pinole, CA · CSLB #1124828 · as of October 8, 2026
Active · clear
Fluid Dynamics Plumbing INC
San Jose, CA · CSLB #1139776 · as of October 8, 2026
Active · clear
Fluid Mechanics INC
Santa Barbara, CA · CSLB #471827 · as of October 8, 2026
Active · clear
Fluid Plumbing
Oceanside, CA · CSLB #958941 · as of October 8, 2026
Active · clear
Flush Force One Plumbing LLC
San Diego, CA · CSLB #1158321 · as of October 8, 2026
Active · clear
Flushitdown LLC
Martinez, CA · CSLB #1155862 · as of October 8, 2026
Active · clear
Flush-line West
Spring Valley, CA · CSLB #1142689 · as of October 8, 2026
Active · clear
Chris Flynn Plumbing
Calistoga, CA · CSLB #974538 · as of October 8, 2026
Active · clear
Flynn Plumbing
Concord, CA · CSLB #600267 · as of October 8, 2026
Active · clear
Flynn Plumbing
Sacramento, CA · CSLB #922904 · as of October 8, 2026
Active · clear
Flynn Plumbing CO
Apple Valley, CA · CSLB #730547 · as of October 8, 2026
Active · clear
Haddad Construction INC DBA F & M Plumbing
Pasadena, CA · CSLB #1109727 · 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.