ADU CITIES Contractor Directory

John Mahany Plumbing Inc

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

CSLB license#1063381
ClassificationsC-36 — Plumbing
Office of record5934 Crystal Hill Street
Riverside, CA 92504
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(951) 567-3363
Contractor bond$25,000 — Nationwide Mutual Insurance Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Carolina Casualty Insurance Company
Business typeCorporation
License issuedFebruary 18, 2020
License expiresFebruary 29, 2028

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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.