ADU CITIES Contractor Directory

D & D Colombo Construction

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

CSLB license#455722
ClassificationsB — General Building
Office of record5550 Hermosilla Avenue
Atascadero, CA 93422
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(805) 610-0091
Contractor bond$25,000 — Merchants Bonding Company (mutual)
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedApril 20, 1984
License expiresApril 30, 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.