- Dominik Koninger, Nenad Marinkovic, Michelle Breedt, Yann Beuron, Arnold Schoenberg Choir, Hendrickje van Kerckhove, Christa Ratzenbock, Bertrand de Billy, Deborah Polaski, Craig Smith, Matjaz Robavs, Radio-Symphonieorchester Wien, Erik Arman, Magdalena Anna Hofmann, Jurgen Sacher, Sally Matthews, Jean-Philippe Lafont, Heidi Brunner
- Gianluigi Gelmetti, Maria Trabucco, Roma della Rai Chorus, RAI Symphony Orchestra Rome
