outHEAR Ensembles in Residence 

Klangforum Vienna

Sophie Schafleitner, violin


Sophie Schafleitner was born in Salzburg in 1974. Following her training with Irmgard Gahl at the Salzburg Mozarteum, she completed her violin studies with Gerhard Schulz at the University of Music, Vienna.

Sophie Schafleitner joined Klangforum Wien in 1997. In addition to her work as ensemble musician and soloist, she is also active in various other chamber music formations such as the Schrammelquartett Attensam, or the music group Knoedel.

Composers such as Aureliano Cattaneo, Liza Lim, Hannes Kerschbaumer and Ying Wang have dedicated solo-pieces to her. Recent highlights include the Austrian première of Brice Pauset’s violin concerto as well as concert appearances with the Polish Radio Symphony Orchestra in Warsaw and Katowice where she performed the violin-concertos by Alban Berg and Aureliano Cattaneo.

In 2014, she started a close artistic collaboration with Christoph Marthaler and as a result has appeared as soloist in various music theatre productions.

Sophie Schafleitner is also active in the context of Klangforum Wien’s professorship, participating in the master programme for New Music PPCM at the University of Music in Graz.


Gerald Preinfalk, saxophone


Gerald Preinfalk was born in Zulissen near Freistadt in Upper Austria. In 1990, he started to study classical saxophone with Oto Vrhovnik and jazz with Wolfgang Puschnig at the University of Music in Vienna, and as a result made music his vocation. Scholarships took him to the Berklee College of Music in Boston (USA) and to Paris.

Preinfalk joined Klangforum Wien in 2000. He has toured with orchestras such as the Vienna Philharmonic, the RSO - Radio-Symphony Orchestra Vienna, the Staatsphilharmonie Rheinland Pfalz, the Staatsorchester Stuttgart and other ensembles for new music in and around Vienna.

He has also performed jazz as sideman with various big bands such as Nouvelle Cousine, the Vienna Art Orchestra and other ensembles, playing with musicians like Don Byron (NYC), Django Bates (GB), George Garzone (NYC), Elliot Sharp (NYC); Terry Bozzio (USA Frank Zappa drummer), Savina Yannatou (BR), Lucia Pulido (CO), Alegre Corrêa (BR) and Wolfgang and Christian Muthspiel (A).

In 2012, Gerald Preinfalk was appointed professor for classical saxophone at the University of Music, Graz. Masterclasses have taken him to Strasbourg, Wroclaw (PL), Szczecinek (PL), Tikushima (JP) and Tianjin (CHN).

Dimitrios Polisoidis, viola


Dimitrios Polisoidis was born in Thessaloniki, Greece, in 1961. He studied the violin with Dany Dossiou in his home town and later attended the University of Music, Graz, where he was taught by Christos Poyzoides and also studied the viola with Herbert Blendinger. From 1990 to 1993 he was principal viola player of the Philharmonic Orchestra, Graz, and in 1993 became a member of Klangforum Wien.

Dimitrios Polisoidis is devoting himself mainly to new music and to performing with experimental improvisation groups. He was artistic collaborator in several live electronic projects at the Electronic Institute of the University of Music, Graz, (IEM Graz). He has performed internationally and worked with many renowned composers such as Peter Ablinger, Georg Friedrich Haas, Bernhard Lang, Klaus Lang, Gösta Neuwirth, Olga Neuwirth and George Lopez, who wrote works especially for him.

In 2012, the federal state of Styria awarded him the “Karl Böhm Interpreter’s Prize”. He teaches at the University of Music, Graz and at the Impuls Academy as well as at the International Holiday Courses in Darmstadt. His CD recordings have been released by the labels hatART (Basle), Kairos (Vienna), Klangschnitte (Graz), mode rec (NY), and Lyra (Athens).

Shino Saito, flute/piccolo flute


Lea Moullet, violin

Elena Arbonies Jauregui,  clarinet/bass clarinet


Leo Morello, cello

Co-organized by: 

Under the auspices of 


With the friendly support of

Klangforum Wien is kindly supported by ERSTE BANK






New music week 2020

with the Ensemble 


photo courtesy of Monika Rittershaus