Altus (also known as Uni Centrum or Business Center 2000) 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.

The main tenants are a four-star hotel, a casino, a health club, and banks: PKO Bank Polski, Citibank, and Kredyt Bank. There is also a three-level underground parking that can fit 560 cars. Over 1,500 people work in the building.

• List of tallest buildings in Poland
• List of tallest buildings in Katowice

• The buildings's official website Archived 2006-02-24 at the Wayback Machine

50°15′41.58″N 19°01′27.04″E / 50.2615500°N 19.0241778°E / 50.2615500; 19.0241778