ADU CITIES Contractor Directory

Ion Contracting Services

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

☎ Call (909) 841-3856Verify this license at CSLB
CSLB license#812578
ClassificationsB — General Building
Office of record5963 Mount Lewis Lane
Fontana, CA 92336
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(909) 841-3856
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedSeptember 12, 2002
License expiresSeptember 30, 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.