Soprani
Claudia Böhm-Bonetti
Colette Braun
Maria Cignacco
Irene Kunz
Monica Reutlinger-Dürr
Antonella Zanetti
Contralti
Silvia Bauer
Patrizia Bottinelli
Sarah Dao-Cazzetta
Cinzia Graber-Stucki
Raffaella Grassi
Esther Guidon
Annemarie Imhof
Susanne Kocher
Annette Schmitz
Silvia Zinniker Keller
Tenori
Leo Berti
Fabia Dalbert
Carine Erne-Château
Mario Gsell
Rosmarie Orsingher
Bassi
Andreas Forster
Giuseppe Parolini
Arturo Reutlinger
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