Ulmer Spatzen Chor, Karsten Storck, German Brass, Martin Ramroth, Evelyn Czesla, Regine Eccard, Marcus Creed, Charlotte Mengel, Johannes Knecht, Michael Hofmann, Sebastian Hennemann, Folklorechor Plochingen, Isabelle Müller, Ileana Mateescu, Chantal Instrumental Ensemble, Michael Fuxius, Anze Ganzenmüller, Jay Alexander, Christian Schmitt, Eva Maria Günschmann, Junges Chamber Choir Constance, Ulrich Weissert, Bernhard Leonardy, Stuttgart Children's Choir, St. Quintin Cathedral Girl's Choir, Sarah Lipfert, Brass & Fun, Johannes Striegel, South West German Radio Big Band, Hans de Gilde, Marc Marshall, Kyoko Tanino, Pauline Floreani, Pada-Sternchen Children's Choir, Petra Föhr Floreani, Christina-Anna Tsiakiris, Christian Rathgeber, Hans-Gunther Driess, Danilo Tepsa, Thomas Hammes, Bernd Kölmel, Wolfgang Mettler, St.-Martins-Chorknaben Biberach, Hèléne Lindqvist, Adrian Nagel, LaFilia Ensemble, Munchweiler Ex-semble Chamber Choir, Ariane Müller, Chor-Art Stuttgart, Stuttgart Vocal Ensemble, Enrique Crespo, Rena Tsiakiris, Albrecht Volz, Barbara Comes, Vocal Ensemble '83, Koblenz Via Nova Concert Choir, Discorsi Salottieri, Mirjam Eppelsheimer, Paul Carrack, Christoph Jung, Patrick Wieland, Kevin Schwarz, Christoph Hassler
2009
Macht Hoch Die Tur
Macht Hoch Die Tur
Johannes Striegel, St.-Martins-Chorknaben Biberach