GS Engineering & Construction Corporation engages in the civil works and construction, sales of new houses, repairs and maintenance, overseas general construction, and technology consultation activities in South Korea and internationally. The company operates through Architectural & Housing Construction, Development & New Business, Plant Construction, Infra Works, Prefab, Inima, and Others segments. The Architectural & Housing Construction segment builds and markets office building, factory, apartment and others. The Development & New Business engages in overseas development projects. The Plant Construction segment constructs petroleum refineries, power plants, and others. The Infra Works segment constructs roads, railways, power control facility, water reservoirs, ports, industrial parks, and underground structures, as well as privately funded infrastructure projects. The Prefab segment offers modular housing solutions. The Inima segment offers wastewater treatment plant. The Others segment constructs resorts and other construction. The company was formerly known as LG Engineering & Construction Co., Ltd. and changed its name to GS Engineering & Construction Corporation in March 2005. GS Engineering & Construction Corporation was incorporated in 1969 and is based in Seoul, South Korea.