ADU CITIES Contractor Directory

Mack Steven T Construction Inc

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

CSLB license#776171
ClassificationsB — General Building
Office of record6411 Fairlynn Boulevard
Yorba Linda, CA 92886
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(714) 777-1716
Contractor bond$25,000 — Jet Insurance Company
Workers' comp (CSLB record)Exempt
Business typeCorporation
License issuedMarch 15, 2000
License expiresMay 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.