DiabelliSommer Mattsee

Javier Perez
MasterCard

You did a great job!

Silke Ostermeier
AUDI Communication AG

On behalf of AUDI AG, I would like to thank you for the wonderful support in organising our guest groups during the Salzburg Festival. Because of the personal commitment of Dr. Bienert it was a cultural highlight for us and our guests.

Prof. Michael Werba
Vienna Philharmonic

Congratulations on your tireless work!