ADU CITIES Contractor Directory

Black Diamond Builds & Renovations Inc

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

CSLB license#1120428
ClassificationsB — General Building
Office of record15311 Danborough St
Westminster, CA 92683
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(657) 833-2527
Contractor bond$25,000 — North River Insurance Company (the)
Workers' comp (CSLB record)Exempt
Business typeCorporation
License issuedMay 7, 2024
License expiresMay 31, 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.