North Rhine Westfalia State Youth Choir, Hermann Godland, Juliane Banse, Alfred Šramek, Dietrich Henschel, Heinz Zednik, Regina Klepper, Jörg Dürmüller, Cologne West German Radio Orchestra, Wolfgang Bankl, Helmuth Froschauer, Franz Hawlata, Andrea Bonig
Stefan Soltesz, Leopold Hager, Dietrich Knothe, Astrid Pilzecker, Friedrich von Spee Male Choir, Gerhard Mayer, Sofia National Opera Chorus, Regensburg Cathedral Choir, Bo Skovhus, Herbert Lippert, János Ferencsik, Marjana Lipovšek, Dorothe Jansen, Dresdner Philharmonie, RIAS Kammerchor, Hugo Distler Chor, Luxembourg Philharmonic Orchestra, Sofia Philharmonic Orchestra, Hungarian State Opera Orchestra, Michael Schoppe, Soloists of Berlin Radio Chorus, South West German Radio Kaiserslautern Orchestra, Ildikó Raimondi, Georgi Robev, MDR Rundfunkchor, Dieter Fokel, Martin Haselböck, Cologne Radio Chorus, Hans-Joachim Rotzsch, Bulgarian National Choir, Bernd Casper, Chor der Bayerischen Staatsoper München, Michael-Christfried Winkler, Martin Blasius, MDR Sinfonieorchester, Regina Klepper, Berlin Male Choir, Martin Flaemig, Marcus Creed, Wolfgang Stahl, Sundfunkchor Stuttgart, Vienna Boys' Choir, Hanns-Martin Schneidt, Peter Marschik, Peter Falk, Roland Buchner, Carl Maria von Weber Radio Symphony Orchestra, Stuttgarter Choristen, Klaus Arp, Helmuth Froschauer, Cologne Radio Symphony Orchestra, Sandor Solyom-Nagy, Helmut Wildhaber, SWF Radio Orchestra, Rundfunkchor Berlin, Herbert Kegel, Kurt Peter Eichhorn, St Thomas's Boys Choir Leipzig, Studentische Madrigalchor Munster, Hungarian State Opera Chorus, Dresdner Kreuzchor, Martina Borst, Hans-Joachim Ribbe, Sofia National Opera Orchestra, Franz Hawlata, Hermann Prey, Vienna Academy Orchestra, Bernarda Fink, Jörg-Peter Weigle
Academy of London, Helmuth Froschauer, MDR Rundfunkchor, Derek Lee Ragin, Renato Bruson, Helmut Wildhaber, Max Emanuel Cenčić, Herbert Kegel, Olga Romanko, Michael Knapp, Dresdner Kreuzchor, Barbara Schlick, Emil Tabakov, Martina Borst, Rundfunk-Sinfonieorchester Berlin, Teresa Seid, Klaus Mertens, Lena Susanne Norin, Charles Humphries, Bulgarian National Choir, Vincente Ombuena Valls, Stefania Toczyska, Hugo Distler Chor, New Bach Collegium Musicum Leipzig, Siegfried Lorenz, MDR Sinfonieorchester, Regina Klepper, Martin Haselböck, Mari Anne Haggander, Sofia Philharmonic Orchestra, Roberto Paternostro, Vienna Academy, Peter Marschik, Hermann Max, Das Kleine Konzert, Ildikó Raimondi, Ute Selbig, Bamberg String Quartet, Max Pommer, Kraków Philharmonic Orchestra, Franco de Grandis, Gotthold Schwarz, Armin Ude, Cologne West German Radio Orchestra, Vienna Volksoper Symphony Orchestra, Christoph Prégardien, Roland Bader, Martin Flaemig, Dorothe Jansen, Cologne West German Radio Chorus, Dresdner Philharmonie, Elisabeth Lang
