- 2014
- Max Emanuel Cencic, Armonia Atenea, George Petrou, Julia Lezhneva, Mary-Ellen Nesi, Lauren Snouffer, Juan Sancho & Franco Fagioli
- Arleen Auger, Jennifer Larmore, John Aler, Steven Kimbrough & Dalton Baldwin
- Simone Kermes, Rainer Trost, Chen Reiss, Paul Armin Edelmann, Wolfgang Holzmair, Ivan Paley, WDR Rundfunkchor Köln, Markus Poschner & Manuel Hernández-Silva
- Sandrine Piau