Alan Bergius, Albert Hartinger, Collegium Vocale Gent, Concentus Musicus Wien, Gerhard Schmidt-Gaden, Gustav Leonhardt, Hanover Boys' Choir, Heinz Hennig, Kurt Equiluz, Leonhardt-Consort, Marius Van Altena, Max van Egmond, Nikolaus Harnoncourt, Philippe Herreweghe, Tölz Boys' Choir & Walter Heldwein
Sir Neville Marriner, Academy of St Martin in the Fields, Julia Varady, Dietrich Fischer-Dieskau, Timothy Brown, Susan Milan, Ian Watson, Denis Vigay, Raymond Koster, Aldo Baldin, John Shirley-Quirk, The St. Anthony Singers, Dame Janet Baker, Robert Tear, Sir Philip Ledger, Rachel Lord & George Malcolm
Andreas Scheibner, Carola Nossek, Annette Markert, Berlin Singakademie, Ekkehard Wagner, Staatskapelle Berlin, Dietrich Knothe, Karl-Heinz Schmieder, Helmut Oertel, Jurgen Freier & Elisabeth Wilke
Helmut Wildhaber, Hugo Distler Choir, Elisabeth Lang, Ildikò Raimondi, Klaus Mertens, Martin Haselbock, Vienna Academy Orchestra, RIAS Chamber Chorus, Celina Lindsley, Rundfunk-Sinfonieorchester Berlin, Werner Hollweg, Gabriele Schreckenbach, Marcus Creed & Walton Grönroos