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