8x Firmen zu „Maggio Musicale“
1
Hans Werner Henze-Stiftung
2
AMA - Artist Management Amadé Barbara Cadelano-Lehmann
3
Pfarrei St. Joseph Thomas Scherbel
4
Hector Guedes Bariton
5
Janice Juana Baird vocal studio
6
International Music Consultant Silke Zimmermann
7
Hermine May Mezzosopran
8