Sam O. Hirota, Inc. (SOH) was established in 1963 as a Honolulu-based consulting Civil Engineering and Land Surveying firm. Our firm has executed a wide range of engineering, planning, surveying, and mapping projects throughout Hawaii, the Trust Territories, and the South Pacific. Projects have served Federal, State and local governments, and the private sector.
Sam O Hirota Inc Honolulu address and phone
