ADU CITIES Contractor Directory

O S Builders Inc

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

CSLB license#1102498
ClassificationsB — General Building
Office of record3545 Highland Ave Ste D
Highland, CA 92346
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(323) 712-4552
Contractor bond$25,000 — Western Surety Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Wellfleet New York Insurance Company
Business typeCorporation
License issuedMarch 15, 2023
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.