Investinženjering d.o.o. company has successfully carried out the professional supervision over the AIZS construction phase. The construction was carried out within 13 months and was put into operation on 14.10.2018. A school of 480 students with a surface of 8,700 m2 is located in Središće, Zagreb. The school is designed by four dilatations (two reinforced concrete and two steel structures). The school consists of three related educational units, kindergartens, elementary and secondary schools. Within the school there is a sports hall, a theater / cinema hall, a gym, a dance studio and a library. The building has a green roof with solar panels that in A+ energy class. The outer part consists of football and handball courts, 4 multipurpose playgrounds (basketball / tennis), jogging tracks, children’s playground and picnic area.