ADU CITIES Contractor Directory

Hong Construction

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

☎ Call (626) 988-7108Verify this license at CSLB
CSLB license#1142230
ClassificationsB — General Building
Office of record21703 Birch Hill Dr
Diamond Bar, CA 91765
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(626) 988-7108
Contractor bond$25,000 — Western Surety Company
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedAugust 19, 2025
License expiresAugust 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.