ADU CITIES Contractor Directory

Hmdb Design Build Co

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

CSLB license#1050875
ClassificationsA — General Engineering · B — General Building · C-10 — Electrical
Office of record440 N Barranca Ave #9977
Covina, CA 91723
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(323) 487-0676
Contractor bond$25,000 — Atlantic Specialty Insurance Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Hartford Casualty Insurance Company
Business typeCorporation
License issuedMarch 4, 2019
License expiresMarch 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.