ADU CITIES Contractor Directory

Blackwell Development Inc

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

CSLB license#1070521
ClassificationsB — General Building
Office of record12146 California_st #2
Yucaipa, CA 92399
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(909) 797-0988
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Starstone National Insurance Company
Business typeCorporation
License issuedNovember 3, 2020
License expiresNovember 30, 2026

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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.