At the end of 2012, City Service Group acquired Zespol Zarzadcow Nieruchomosci WAM (ZZN), the largest apartment building administration company in the country. The company provides apartment building administration, technical maintenance, cleaning and other utility services and also is engaged in heat preparation and supply for some of managed buildings.

City Service Group manages 9.9 million sq. meters area of apartment buildings and has 22 offices in the largest cities of Poland. The Company takes 3.4 percent of Polish apartment building market share and manages almost 4000 communities. There are approx. 146 thousand communities in total in Poland with building area of 250 sq. meters and 3700 cooperatives which buildings take up 150 million sq. meters.

This acquisition is very significant because it is the platform for strategic move to large and promising facility management market. By making this move, City Service is going to manage not only apartment buildings but also commercial and public buildings and to provide services to industrial objects.