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