30th September 2019
Dario Nardella – Major of Florence
Jari Kaukonen – ISTT Chairman
Paolo Trombetti – IATT Chairman
Piero Petrucco – Vice Chairman ANCE (Builders National Association)
Piero Torretta – Chairman UNI (Italian National Standard Body)
Mattia Sica – Energy Department Director UTILITALIA (Association of water energy and environmental agencies)
Sjarief Burhanuddin – Director General (Indonesian Ministry of Public Works in Housing)