ADU CITIES Contractor Directory

D T Optimum Development

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

CSLB license#1001880
ClassificationsB — General Building · C-33 — Painting and Decorating
Office of record1714 Redding Avenue
Rosemead, CA 91770
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(626) 586-7560
Contractor bond$25,000 — Jet Insurance Company
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedMarch 13, 2015
License expiresMarch 31, 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.