Engineers Surveyors Hawaii, Inc provides Consulting Engineering, Civil Engineering, Land Surveying, and Construction Management to the Honolulu, HI area.

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.