Barbara Hölzl, Moscow Radio Children's Choir, Reiner Goldberg, Sveshnikov Boys and Men's Choir, Chor der Staatsoperette Dresden, Werner Hollweg, Ursula Fiedler, Herbert Blomstedt, Staatskapelle Dresden, Ute Walther, Rudolf Barshai, Russian National Orchestra, Edith Wiens, Jakob Stampfli, Karl-Heinz Stryczek
Barbara Hölzl, Wolf Matthias Friedrich, Andreas Mattersberger, Aura Musicale Budapest, Vocappella Innsbruck, Markus Volpert, Carsten Süß, Markus Schäfer, Rainer Trost, Gabriela Bürgler, Harry van der Kamp
RIAS Symphony Orchestra, Olga Romanko, Michael Knapp, Dresdner Kreuzchor, Emil Tabakov, David Cordier, Ralf Otto, Marcus Creed, Barbara Hölzl, WDR Sinfonieorchester Köln, Vienna Academy, Wiener Sängerknaben, Peter Marschik, Hermann Max, Regensburg Cathedral Choir, Herbert Lippert, Stuttgart Philharmonic Orchestra, János Ferencsik, Uwe Gronostay, Michael-Christfried Winkler, Hugo Distler Choir, Bratislava Philharmonic Chorus, Rudolf Barshai, RIAS Kammerchor, Moscow Rybin Choir, Ildikó Raimondi, Georgi Robev, MDR Rundfunkchor, Ernst Jankowitsch, Das Kleine Konzert, Cappella Coloniensis, Gabriele Ferro, Celina Lindsley, Rundfunkchor Berlin, Basso, Il, Todor Grigorov, Staatskapelle Berlin, Helmuth Froschauer, Nicola Ghiuselev, Rheinische Kantorei, Stefania Toczyska, Roland Büchner, Bulgarian National Choir, Vincente Ombuena Valls, Russian National Orchestra, Vokalensemble Frankfurt, Bernarda Fink, Sofia Orthodox Ensemble, CantArte Regensburg, Bratislava Philharmonic Orchestra, Helmut Wildhaber, Jakob Stampfli, Sofia Philharmonic Orchestra, Ursula Fiedler, Jörg-Peter Weigle, Cologne Radio Chorus, Sveshnikov Boys and Men's Choir, Miroslav Popsavov, Berliner Singakademie, Dietrich Knothe, Martin Flämig, Boris Christoff, Hubert Velten, Franco de Grandis, Werner Hollweg, Martin Haselböck