- Markus Flaig, Jan Thomer, Peter Neumann, Collegium Cartusianum, Michael Dahmen, Johanna Winkel, Elvira Bill, Cologne Chamber Choir, Markus Brutscher, James Oxley, Nele Gramß
- Ann Murray, Paolo Barbacini, Cappella Coloniensis, Gabriele Ferro, Ulf Bjorlin, Georg Fischer, Hans-Martin Linde, Marilyn Schmiege, Hiro Kurosaki, Konrad Hünteler, Cologne Chamber Choir, Malcolm Frager, Dame Emma Kirkby, Peter Seymour, Martyn Hill
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.