SW Umwelttechnik

The family company SW Umwelttechnik Stoiser & Wolschner AG was founded in Klagenfurt in 1910 and has been listed at the Vienna Stock Exchange Market since 1997. The company has been developing and producing precast concrete elements used in infrastructure construction above and below ground level – for 110 years in Austria, 30 years in Hungary and 20 years in Romania. We improve a location’s attractiveness and quality of life in Austria and CEE with projects spanning from underground and road construction to structural engineering and residential building.