Contractor SearchPlumbers in Diamond Bar, California.
27 plumbers profiles sourced from public licensing and registration records. Check source status, then use the available direct contact details.
Diamond Bar, CA has 27 plumbers listings in the directory drawn from California CSLB (plumbing). 27 showed an active license the last time this site read their source. Each profile links the authoritative public source and shows newer recorded status changes when available.
Current public plumbers listings in Diamond Bar.
Listings whose most recent source read showed an active license.
Profiles already claimed and verified by the business.
1 public source feed this city hub.
A E D Contractors
Plumbers listing in Diamond Bar, CA. License 441036 read active on 2026-10-05.
Ace Plumbing Co
Plumbers listing in Diamond Bar, CA. License 785570 read active on 2026-10-05.
Advanced Tankless And Plumbing
Plumbers listing in Diamond Bar, CA. License 1121827 read active on 2026-10-05.
All Day Drains
Plumbers listing in Diamond Bar, CA. License 1088634 read active on 2026-10-05.
Aveo Inc
Plumbers listing in Diamond Bar, CA. License 969881 read active on 2026-10-05.
C - Thirty - Six Inc
Plumbers listing in Diamond Bar, CA. License 739644 read active on 2026-10-05.
Cal Steam Company
Plumbers listing in Diamond Bar, CA. License 674646 read active on 2026-10-05.
Cany Fire Protection Inc
Plumbers listing in Diamond Bar, CA. License 1142986 read active on 2026-10-05.
Chien Ming Chu Chen
Plumbers listing in Diamond Bar, CA. License 820540 read active on 2026-10-05.
Daley Kenneth Heating & Air Services
Plumbers listing in Diamond Bar, CA. License 798187 read active on 2026-10-05.
Elite Pipe P
Plumbers listing in Diamond Bar, CA. License 1144688 read active on 2026-10-05.
Expedite Plumbing
Plumbers listing in Diamond Bar, CA. License 939646 read active on 2026-10-05.
Fedorow Michael Steven
Plumbers listing in Diamond Bar, CA. License 652125 read active on 2026-10-05.
G C Plumbing
Plumbers listing in Diamond Bar, CA. License 681446 read active on 2026-10-05.
Galvan Plumbing
Plumbers listing in Diamond Bar, CA. License 1065435 read active on 2026-10-05.
J H Plumbing
Plumbers listing in Diamond Bar, CA. License 876263 read active on 2026-10-05.
Jay'S Plumbing
Plumbers listing in Diamond Bar, CA. License 622850 read active on 2026-10-05.
Jh Builder And Remodeling Inc
Plumbers listing in Diamond Bar, CA. License 751479 read active on 2026-10-05.
Jones Plumbing
Plumbers listing in Diamond Bar, CA. License 917266 read active on 2026-10-05.
Liao Hsueh Yu
Plumbers listing in Diamond Bar, CA. License 769733 read active on 2026-10-05.
Mirae Construction Co
Plumbers listing in Diamond Bar, CA. License 876472 read active on 2026-10-05.
Monair Contractors
Plumbers listing in Diamond Bar, CA. License 677543 read active on 2026-10-05.
Rooter Shooter
Plumbers listing in Diamond Bar, CA. License 800418 read active on 2026-10-05.
Service Wizards
Plumbers listing in Diamond Bar, CA. License 797071 read active on 2026-10-05.
Thlc Corporation
Plumbers listing in Diamond Bar, CA. License 1077041 read active on 2026-10-05.
Vanguard Plumbing
Plumbers listing in Diamond Bar, CA. License 1161936 read active on 2026-10-05.
Zip Renovation & Air
Plumbers listing in Diamond Bar, CA. License 762505 read active on 2026-10-05.
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