ADU CITIES Contractor Directory

Black Diamond Construction

Also listed as: Black Diamond Custom Contracting Inc

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

CSLB license#887721
ClassificationsB — General Building
Office of recordPO Box 3084
Lake Arrowhead, CA 92352
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(858) 414-1679
Contractor bond$25,000 — Atlantic Specialty Insurance Company
Workers' comp (CSLB record)Exempt
Business typeCorporation
License issuedNovember 28, 2006
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.