Strabag SE engages in the construction projects. The company offers building construction and civil engineering services; hydroelectric, storage, hydraulic power plants, and thermal power plants; concrete gravity and earth-filled and rock-filled embankment dams; reservoirs; and external asphalt sealing, asphalt core sealing, wind farms, and electrical substations. It provides public building services, such as administration buildings, events and cultural centers, museums, hospitals, rehabilitation centers, retirement and nursing homes, educational facilities, fire and rescue centers, and churches; water technologies; prefabricated elements; and civil engineering services comprising transport infrastructure, subsurface routes, cut-and-cover tunnels, protective structures, retaining walls, sewage treatment plants, water treatment facilities, and industrial buildings; and metal constructions, environmental technologies, and housing projects. In addition, the company offers railway construction, sewer engineering, town planning and landscape architecture, rock engineering and protective structures, sports and recreational facilities, traffic engineering, construction material, pipe and sewer construction, paving and large surfaces, ground engineering, road construction, earthworks, and waterway construction projects. Further, it is involved in infrastructure development; operates, maintains, and markets public-private partnerships projects; real estate development; tunneling services; and property and facility services, such as property management and corporate real estate solutions, area management, renting and letting, technical facility and building management, infrastructural facility management, and industrial services. Strabag SE was formerly known as Bau Holding Strabag AG and changed its name to Strabag SE in April 2006. Strabag SE was founded in 1835 and is headquartered in Villach, Austria.