Mori-Gumi Co., Ltd. engages in civil engineering and construction, and other construction works in Japan. The company undertakes construction of civil engineering projects, such as roads, tunnel, railroad, flood control/water and utilization, disaster recovery, and residential land businesses. It also undertakes construction of residential, public, transportation, welfare, plant, and other commercial facilities. In addition, it surveys, designs, and supervises construction work; buys, extracts, and sells crushed stones materials, and other underground resources; and manufactures and sells pollution control facilities and equipment. Further, the company produces and sells secondary products made from rock; maintains, manages, and operates public facilities; buys and sells construction and civil engineering equipment; and buys and sells, exchanges, and leases real estate properties. The company was incorporated in 1934 and is headquartered in Osaka, Japan.