ADU CITIES Contractor Directory

M B Concrete

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

CSLB license#938811
ClassificationsA — General Engineering · B — General Building · C-8 — Concrete
Office of record1561 18TH
Los Osos, CA 93402
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(805) 203-6091
Contractor bond$25,000 — Atlantic Specialty Insurance Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Rochdale Insurance Company
Business typeSole Owner
License issuedOctober 14, 2009
License expiresOctober 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.