ADU CITIES Contractor Directory

Mario Brothers Construction Inc

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

CSLB license#943779
ClassificationsB — General Building · C-10 — Electrical
Office of record5031 Frazee Rd
Oceanside, CA 92057
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(760) 459-1967
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Hartford Casualty Insurance Company
Business typeCorporation
License issuedFebruary 24, 2010
License expiresFebruary 29, 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.