ADU CITIES Contractor Directory

Oltto LLC

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

CSLB license#1156792
ClassificationsB — General Building
Office of recordPO Box 132
Claremont, CA 91711
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(310) 883-8346
Contractor bond$25,000 — Atlantic Specialty Insurance Company
Workers' comp (CSLB record)Exempt
Business typeLimited Liability
License issuedJune 16, 2026
License expiresJune 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.