ADU CITIES Contractor Directory

Limestone General Contractor

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

CSLB license#1023749
ClassificationsB — General Building
Office of record9451 Telstar Ave
El Monte, CA 91731
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(310) 593-3028
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Insurance Company Of The West
Business typeCorporation
License issuedFebruary 15, 2017
License expiresFebruary 28, 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.