- Ensemble Musikfabrik, Nacho de Paz, Ars Choralis Coeln, Maria Jonas, Nicholas Isherwood, Oliver Sperling, Mädchenchor am Kölner Dom
- Manuel Zurria, Enzo Filippetti, Nicholas Isherwood, James Dashow
- Orchestra del Teatro Comunale di Bologna, Paolo Antognetti, Maurizio Leoni, Alda Caiello, Laura Catrani, Nicholas Isherwood, Marco Angius
