- Royal Opera Chorus, John Dobson, Orchestra of the Royal Opera House, Robin Leggate, Michael Druiett, Catherine Wyn-Rogers, Geoffrey Moses, Gösta Winbergh, Nancy Gustafson, Grant Dickson, Anthony Michaels-Moore, Bernard Haitink, Alasdair Elliott, Paul Crook, Sir Thomas Allen, Gwynne Howell, Sir John Tomlinson, Herbert Lippert, Richard Lloyd Morgan, Simon Wilding
- Thomas Harper, Christiane Boesiger, Margaret Jane Wray, Dagmar Peckova, Hanno Müller-Brachmann, South West German Radio Symphony Orchestra, Baden-Baden, Aurelius Sängerknaben Calw, Peter Lika, Michael Gielen, John Bröcheler, Alessandra Marc, James Johnson, Rundfunkchor Berlin, Laura Aikin, Eugenie Grunewald, Anthony Michaels-Moore, Guy Renard, Europe Choir Academy, Glenn Winslade
