ADU CITIES Contractor Directory

Win Win Plumbing

Also listed as: J O Marquez Corp

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

CSLB license#1137705
ClassificationsC-36 — Plumbing
Office of record5073 Central Avenue #91
Bonita, CA 91908
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(619) 882-8434
Contractor bond$25,000 — Merchants Bonding Company (mutual)
Workers' comp (CSLB record)Workers' Compensation Insurance — American Casualty Company Of Reading Pa
Business typeCorporation
License issuedMay 19, 2025
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.