Michael Graetzel, Stanley David Tilley, Matthias Schmid
Aleksandra Radenovic, Andras Kis, Esther Alarcon Llado, Oriol López Sánchez, Volodymyr Koman
Michael Graetzel, Mohammad Khaja Nazeeruddin, Filippo de Angelis, Ladislav Kavan
Alfredo Pasquarello, Peter Broqvist, Audrius Alkauskas, Fabien Devynck
Alfredo Pasquarello, Angelo Bongiorno
Marco Grioni, Oleg Yazyev, Helmuth Berger, Alberto Crepaldi, Gabriel Albert Autes, Luca Moreschini, Simon Karl Moser, Cédric Tournier-Colletta
Corsin Battaglia, Philipp Aebi