Hallé, Sir Mark Elder, Egils Silins, Susan Bickley, Yvonne Howard, Susan Bullock, Linda Finnie, Katherine Broderick, Miranda Keys, Ceri Williams, Leah-Marian Jones, Clive Bayley, Elaine McKrill, Sarah Castle, Alison Kettlewell & Stig Andersen
Johan Botha, Wolfgang Koch, Elza van den Heever, Charles Reid, Janusz Monarcha, Radio-Symphonieorchester Wien, Bertrand De Billy, Heidi Brunner & Elisabeta Marin
Bayreuth Festival Orchestra, Andrew Shore, Arnold Bezuyen, Michelle Breedt, Clemens Bieber, Ulrike Helzel, Simone Schröder, Ralf Lukas, Christa Mayer, Albert Dohmen, Fionnuala McCarthy, Christian Thielemann, Martina Dike, Edith Haller, Annette Kuttenbaum, Endrik Wottrich, Anna Gabler, Eva-Maria Westbroek, Wilke te Brummelstroete, Manuela Bress, Sonja Muhleck, Linda Watson, Stephen Gould & Hans-Peter Konig