Altus is a skyscraper in Katowice, Silesia, Poland. The construction started in 2001 and finished in 2003. The building is 125 m high and rises 30 floors above ground. Total floor area is 68,815 m², and volume is 270,430 m³. The building surrounds a four-story atrium. One wing of the building has 18 stories and the other has 29. Altus is an intelligent building, controlled centrally through a Building Management System. There are 18 elevators in the building.