- Nele Gramß, Markus Flaig, Cologne Chamber Choir, Jan Thomer, Peter Neumann, Collegium Cartusianum, James Oxley, Michael Dahmen, Johanna Winkel, Markus Brutscher, Elvira Bill
- Cornelia Winter, Antonia Bourvé, Vocalensemble Rastatt, Les Favorites, Terry Wey, Markus Flaig, Holger Speck, Konstantin Wolff, Jan Kobow
Cologne Chamber Choir
Biography
Made up of students and alumni of the University of Cologne, the choir covers a contemporary repertoire, along with early music.