ADU CITIES Contractor Directory

Alliance Communication Services Inc

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

☎ Call (909) 627-6140Verify this license at CSLB
CSLB license#746796
ClassificationsB — General Building · C-7 — Low Voltage Systems
Office of record4230 E Airport Dr Suite 107
Ontario, CA 91761
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(909) 627-6140
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — National Casualty Company
Business typeCorporation
License issuedMarch 10, 1998
License expiresApril 30, 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.