Christian Hopmann, Helmut Greif, Leo Wolters,
Johann Harer, Christian Baumgartner,
Thorsten Rabenbauer,
Pawel Gorecki, Peter R. Pautsch,
Christian Fries,
Reiner Neumann,
Isabell Osann, Henrike Mattheis, Ida Mayer, René Götzenbrugger,
Marianne Ludes,
REFA Fachverband e.V.,
Peter Vogel, Wolfgang Reiner,
Jens Engel, Said Al-Akel,
Anthony Chi-Ying Wong,