Sylvie Altenburger
27th of July - 1st of August 2020
Soloist in the Ensemble Intercontemporain in Paris under the direction of Pierre Boulez, she founded the TRIO DES LYRES. Founding member of the RUBIN QUARTET which  was  honored in 1996 in the  international competition of Evian for the best Mozart interpretation. Viola and chamber music professor at the University of Music Freiburg in Germany. Until 2019 Sylvie Altenburger was a member of the Ensemble Aventure, based in Freiburg and devoted to contemporary music. Founding member in 2017 of Un Fil Rouge, to promote young artists and bring literature, dance and music into dialogue.
Anna Kreetta Gribajcevic
31st of August - 5th of September 2020
Viola professor of the Hochschule für Musik und Theater Hamburg. She has performed extensively as a soloist with orchestras like the Finnish Radio Symphony Orchestra, Les Siécles Chamber Orchestra and the Philharmonia Orchestra London, with conductors including Jukka-Pekka Saraste, Sakari Oramo and Francois-Xavier Roth. A dedicated chamber musician, she performs at festivals worldwide and has collaborated with artists including Miriam Fried, Pekka Kuusisto, Julian Steckel, Frans Helmerson, Alexandre Tharaud and Olli Mustonen.
Diemut Poppen
24th - 29th of August 2020
She has appeared at the most important music centres around the world as soloist and chamber musician. She performed as soloist under conductors such as Claudio Abbado and  Harnoncourt and has been awarded the European Music Prize. She was principal violist in Lucerne Festival orchestra and Chamber orchestra of Europe. Professor for Viola and Chamber Music in Hochschule für Musik Detmold, in Madrid at the Escuela de Musica Reina Sofia and at Zürich Hochschule der Künste. She is Artistic Director of the Cantabile Festival Lisboa and Rigi Musiktage/Switzerland. Recording for Deutsche Grammophon, Capriccio, Live classics, EMI, Tudor, Ondine, BIS a.o.
Thomas Riebl
14th - 19th of September 2020
3rd and 1st prize winner at the International competitions in Munich (ARD) and New York (Naumburg).He has performed with the Chicago, Vienna and Bavarian Radio Symphony Orchestras, Claudio Abbado, Jessey Norman, Andras Schiff and Gidon Kremer. Founder member of the Vienna String Sextet. Professor at the  University Mozarteum Salzburg. Many of his students have won international competitions, have joined leading string quartets or symphony orchestras and have become professors at music universities.
Ludwig Schmalhofer
31st of August - 5th of September 2020
Prizewinner of the "Bubenreuth string quartet competition”. He has taught since 1995 as viola professor at the Leopold Mozart Center of the University of Augsburg. He has more than 25 years of experience as an orchestral musician and also holds master classes in Paris, at the University of North Carolina (USA) and at the Conservatorio di Musica Napoli.