ADU CITIES Contractor Directory

Black Diamond Commercial Construction

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

☎ Call (858) 204-8277Verify this license at CSLB
CSLB license#951806
ClassificationsB — General Building
Office of record8885 Rio San Diego Dr Ste 130
San Diego, CA 92108
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(858) 204-8277
Contractor bond$25,000 — Western Surety Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Transportation Insurance Company
Business typeCorporation
License issuedAugust 31, 2010
License expiresSeptember 30, 2028

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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.