Maeda Corporation operates as a building and civil engineering contractor in Japan and internationally. It operates through four segments: Building, Civil Engineering, Manufacturing, and Infrastructure Management. The company undertakes civil engineering projects, including dams, railways, subways, tunnels, and subterranean works, highways and bridges, water supply systems, and hydro, thermal, and nuclear power stations. It also constructs public and commercial buildings such as schools, office buildings, and hospitals, as well as provides other related services.