ADU CITIES Contractor Directory

Marathon Construction Services

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

CSLB license#856002
ClassificationsB — General Building
Office of record6931 Berry Ave
Buena Park, CA 90620
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(213) 447-3833
Contractor bond$25,000 — North River Insurance Company (the)
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedMarch 21, 2005
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.