The estate at ul. Sienna Street in Warsaw (19th District)

Construction of two multi-family residential buildings. Both buildings have a common, one-storey underground garage for 309 passenger cars and from 5 to 11 above-ground storeys. On the ground floor there are m.in. service premises, entrance halls and parking accessible from the street level, located under the inner courtyard. There are 296 apartments on the upper floors. As part of the works, access roads and elements of technical infrastructure were made, i.e.: water supply, sewage, heat and energy network, transformer station and teletechnical network. The facility is equipped with all necessary installations. The usable area of the apartments is 16 thousand. m2, and 3 thousand commercial premises. m2. The contract won the second degree award in the category of Residential Buildings in the “Construction of the Year 2011” competition. The net value of the project is PLN 83 million.