countertenor
Chaya Czernowin, International Contemporary Ensemble, Steven Schick, Jeffrey Gavett, Kai Wessel
Heinz Holliger, Sylvia Nopper, Kai Wessel, Olivier Darbellay, Matthias Würsch, Swiss Chamber Soloists
George Frideric Handel, Franco Fagioli, Helene Schneiderman, Jutta Böhnert, Kai Wessel, Matthias Rexroth, Olga Polyakova, Staatsorchester Stuttgart, Konrad Junghänel
Agostino Steffani, Kai Wessel, Roberta Invernizzi, Susanne Rydén, Jörg Waschinski, Franz Vitzthum, Daniel Lager, Wolf Matthias Friedrich, Musica Alta Ripa, Bernard Lohr
Alessandro Melani, Veronika Winter, Cornelia Samuelis, Kai Wessel, Benoît Haller, Ekkehard Abele, Das Kleine Konzert, Hermann Max
Kai Wessel, Ulrich Wedemeier
Johann Sebastian Bach, Barbara Schlick, Kai Wessel, James Taylor, Peter Kooij, Collegium Vocale Gent, Philippe Herreweghe
Johann Sebastian Bach, Amsterdam Baroque Orchestra, Ton Koopman, Guy de Mey, Peter Kooij, Barbara Schlick, Kai Wessel, Christoph Prégardien, Klaus Mertens
Johanna Koslowsky, Harry Geraerts, Phillip Langshaw, Kai Wessel, Alsfelder Vokalensemble, Steintor Barock, Wolfgang Helbich
