ADU CITIES Contractor Directory

G C Masonry

● Active — license status verified against CSLB public data as of November 6, 2026

CSLB license#510464
ClassificationsB — General Building · C-29 — Masonry · C-8 — Concrete
Office of record265 N Highland Pl
Monrovia, CA 91016
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(626) 253-3678
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Oak River Insurance Company
Business typeSole Owner
License issuedMay 11, 1987
License expiresMay 31, 2027

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Data source: CSLB public records as of November 6, 2026. License status can change at any time — verify live at CSLB before signing a contract.