The paper aims to investigate the emergency of estate management the scholastic buildings. It examines the economic and legal resources problems, necessary to start an effective redevelopment of the public school buildings in Italy. In detail, the paper analyse the European researches field, which funded renovation and the new construction actions of energy efficient school buildings, and presents same results of research Teenergy School. The Teenergy research, has involved the University of Florence and a Tuscany Public Administration in a benchmarking activities and in a pilot projects development. The paper aims to demonstrate the effectiveness of instruments and financial resources in promoting technological innovation, in this specific construction industry, as a vehicle to transform obsolete schools buildings in Nzeb, as indicated from the latest European legislation on energy performance of the buildings.