Cirrus is a high-rise cooperative apartment building in Helsinki, the capital of Finland. Cirrus is the tallest building in Finland with a height of 86 meters (282 feet). The building, which is located in Vuosaari in East Helsinki, has 28 floors (including two underground ones) and 140 apartments. The proposal for this building originally included a public observation terrace and cafe, but they were never built. The building was designed by the Finnish architect company YIT Group and construction commenced in early 2005. The building reached its final height on 15 March 2006.