ADU CITIES Contractor Directory

Greenstone Construction Group

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

CSLB license#1105264
ClassificationsB — General Building
Office of record1217 S Montezuma Way
West Covina, CA 91791
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(323) 742-1990
Contractor bond$25,000 — Western Surety Company
Workers' comp (CSLB record)Workers' Compensation Insurance — National Fire Insurance Company Of Hartford
Business typeCorporation
License issuedMay 25, 2023
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.