Alterra Grupa d.o.o. is a cleaning service company founded in 2006. With headquarters in Zagreb and a branch office in Zadar, we are able to provide a wide range of services in Croatia. Our services include cleaning and maintaining business premises and households, final cleaning up after the adaption and construction works, carpet and hard floor cleaning and we are the only company in Croatia specialized for cleaning after fire. At the moment we employ over 50 people.