ADU CITIES Contractor Directory

Szik's Tony Cornerstone Doors & Windows Inc

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

☎ Call (310) 678-7002Verify this license at CSLB
CSLB license#565275
ClassificationsB — General Building
Office of record5203 Lenore Street
Torrance, CA 90503
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(310) 678-7002
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)License does not have current W/C
Business typeCorporation
License issuedApril 18, 1989
License expiresOctober 31, 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.