ADU CITIES Contractor Directory

Bos & Sons Plumbing

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

CSLB license#1134353
ClassificationsC-36 — Plumbing
Office of record9866 Hibiscus Ct
Rancho Cucamonga, CA 91737
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(562) 230-4980
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Employers Assurance Company
Business typeCorporation
License issuedMarch 13, 2025
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.