ADU CITIES Contractor Directory

Fullmer Construction

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

CSLB license#301814
ClassificationsB — General Building
Office of record1725 S Grove
Ontario, CA 91761
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(909) 947-9467
Contractor bond$25,000 — Fidelity And Deposit Company Of Maryland
Workers' comp (CSLB record)Workers' Compensation Insurance — Twin City Fire Insurance Company
Business typeCorporation
License issuedJanuary 13, 1975
License expiresFebruary 28, 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.