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