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Plumbing in Diamond Bar, CA
27 records with this classification and Diamond Bar as their locality of record, from CSLB's records, as of November 3, 2026.
Source: California Contractors State License Board (CSLB) — records as of November 3, 2026. Records change; the board’s own CSLB License Check is the current source.
- A E D CONTRACTORS CLEAR
- ACE PLUMBING CO CLEAR
- ADVANCED TANKLESS AND PLUMBING CLEAR
- ALL DAY DRAINS CLEAR
- AVEO INC CLEAR
- C - THIRTY - SIX INC CLEAR
- C S D M INC DBA CAL STEAM COMPANY CLEAR
- CANY FIRE PROTECTION INC CLEAR
- ELITE PIPE P CLEAR
- EXPEDITE PLUMBING CLEAR
- G C PLUMBING CLEAR
- GALVAN PLUMBING CLEAR
- HSUEH YU LIAO CLEAR
- J H PLUMBING CLEAR
- JAY'S PLUMBING CLEAR
- JH BUILDER AND REMODELING INC Work Comp Susp
- JONES PLUMBING CLEAR
- KENNETH DALEY HEATING & AIR SERVICES CLEAR
- MICHAEL STEVEN FEDOROW CLEAR
- MING CHU CHEN CHIEN CLEAR
- MIRAE CONSTRUCTION CO CLEAR
- MONAIR CONTRACTORS CLEAR
- SERVICE WIZARDS CLEAR
- THLC CORPORATION CLEAR
- TODD CLARK DBA ROOTER SHOOTER CLEAR
- VANGUARD PLUMBING CLEAR
- ZIP RENOVATION & AIR CLEAR