Barbara Zanichelli
Ottaviano Tenerani
The York Waits
Erich Bender
Antonio Lozano
Robin Johannsen
Manuela Custer
Filippo Maria Bressan
I Concertanti
Rosita Frisani
Mario Zeffiri
Athestis Chorus
Assumpta Mateu
Philippe Pierlot
Coro Polifonico Luigi Colacicchi
Choir of St.Thomas, Fifth Avenue