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