Oriental Consultants Holdings

Infrastructure Engineering · Shibuya, Tokyo

Oriental Consultants Holdings is the holding company of an infrastructure consulting group built around Oriental Consultants, founded in 1957. The holding company was set up in 2006 as ACK Group and took its current name in 2018. In Japan the group focuses on infrastructure development and upkeep, water management, disaster prevention, transport and regional revitalization, including maintenance work on roads, rivers and ports.

Group companies inspect railway stations, support bridge maintenance and manage water and sewerage facilities. Overseas, Oriental Consultants Global works on national-scale projects in developing countries, including the Jakarta MRT and the New Ulaanbaatar International Airport, alongside smart-city development, operation and maintenance, and DX work.