2-272-3, Yoshino-cho, Kita-ku, Saitama-city, Saitama 331-0811, Japan （Geoengineering HQ）
300, Kandaneribei-cho, Chiyoda-ku, Tokyo 101-0022, Japan （Head office）
Dia Consultants Co.,Ltd is a consulting company in the field of geology, ground, groundwater and natural disaster and participates in construction of almost all nuclear power facilities in Japan. Dia was incorporated in 1963, as a geological survey company for natural resources and construction. For more than 50 years, Dia has offered professional services with highly experienced and trained engineers. Dia’s services include, but not limited to, survey, analysis and evaluation in the field of geology, ground, groundwater and natural resources, as well as investigation and evaluation in the field of earthquake and natural disaster at nuclear power plants.
Dia performs survey, analysis and evaluation at nuclear power plants and nuclear power facilities in both Japan and foreign countries.
Dia contributes to earthquake-resistant evaluation and prior investigations to prevent accidents caused by natural disasters, such as earthquakes, tsunamis and volcanic eruptions at nuclear power facilities. At Dia, its highly experienced engineers in the fields above provide topnotch technical improvement guidance and comprehensive study to its valued clients.