VocalEssence Chorus, VocalEssence Ensemble Singers, Sigrid Johnson, Philip Brunelle, Sanford Moore, Moore by Four, Robert Commodore, Jay Young, Charles Kemper, Joe Pulice & Gordon Johnson
Collegium Vocale Gent, Concentus Musicus Wien, Detlef Bratschke, Gerhard Schmidt-Gaden, Gustav Leonhardt, Hanover Boys' Choir, Heinz Hennig, Kurt Equiluz, Leonhardt-Consort, Max van Egmond, Nikolaus Harnoncourt, Philippe Herreweghe, Philippe Huttenlocher, Ruud van der Meer, Tölz Boys' Choir & Wilhelm Wiedl