ADU CITIES Contractor Directory

Mason Construction Group LLC

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

CSLB license#1140194
ClassificationsA — General Engineering · B — General Building
Office of recordP O Box 3116
Chatsworth, CA 91313
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(310) 463-6888
Contractor bond$25,000 — Philadelphia Indemnity Insurance Company
Workers' comp (CSLB record)Exempt
Business typeLimited Liability
License issuedJuly 10, 2025
License expiresJuly 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.