Obayashi 

Obayashi Corporation engages in the construction business in Japan, North America, Asia, the Middle East, Europe, and Oceania. The company constructs buildings, including offices, condominiums, commercial facilities, factories, hospitals, and schools; and civil engineering projects, such as tunnels, bridges, dams, river works, urban civil engineering structures, railroads, and expressways. It is also involved in the development and leasing of real estate properties in various locations, primarily in urban areas, as well as property management activities; solar, biomass, geothermal, and wind power generation business; and PPP and agriculture business. In addition, the company provides non-life insurance agency business. Further, it engages in the provision of urban redevelopment, contracted operations, and facility management services, as well as M&E design and construction activities. The company was founded in 1892 and is headquartered in Tokyo, Japan.