ADU CITIES Contractor Directory

Mattco Construction

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

☎ Call (909) 921-4745Verify this license at CSLB
CSLB license#923925
ClassificationsB — General Building
Office of record368 Harford Place
Upland, CA 91786
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(909) 921-4745
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Endurance Assurance Corporation
Business typeSole Owner
License issuedOctober 22, 2008
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.