ADU CITIES Contractor Directory

Wong John

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

CSLB license#931550
ClassificationsB — General Building
Office of record3828 Walnut Grove Avenue
Rosemead, CA 91770
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(626) 272-6938
Contractor bond$25,000 — Merchants Bonding Company (mutual)
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedApril 18, 2009
License expiresMay 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.