Schäfer, S

Ensemble Acht (performer), Gabriele Rossmanith (soprano), Björn Westlund (flute), Ingo Zander (cello), Eberhard Hasenfratz (piano), Stefan Schäfer (double bass), Bogdan Dumitrascu (first violin, violin / fiddle), Annette Schäfer (second violin), Thomas Rühl (viola), Frank Polter (drums)

Dan Styffe (double bass), Gonzalo Moreno (piano), Øystein Birkeland (cello), Catherine Bullock (viola), Hans Kristian Kjos Sørensen (percussion) & Susanna Wallumrød (vocal)

Silvio Dalla Torre (double bass), Aya Matsushita (piano)

Mark Le Brocq (tenor), Miriam Allan (soprano), James Rutherford (bass), Thomas Seyboldt (piano), Markus Schäfer (tenor), Hans Christoph Begemann (bass), Cornelius Hauptmann (bass), Giorgi Makhoshvili (double bass) Maulbronn Chamber Choir, Jürgen Budday, David Eben, Saikawa Buntai, Klaus Trumpf

Ensemble Acht (performer), Stefan Schäfer (double bass), Annette Schäfer (first violin, second violin, violin / fiddle), Martin Schäfer (second violin), Esther Przybylski (viola), Ingo Zander (cello), Christoph Moinian (horn), Ulf-Guido Schäfer (clarinet), Christian Kunert (bassoon), Bogdan Dumitrascu (first violin), Thomas Rühl (viola), Emilio Peroni (piano)