Members from three top-tier orchestras, Tonhalle Zurich, Philharmonia Zurich (Zurich Opera House), and Luzern Sinfonieorchester, will not only be part of OrchestrAMATA and lead as principal players in their respective groups, but also coach and train the orchestra members in selected sectionals. They combine exceptional experience at the highest level, pedagogical impetus and an inspirational presence, and will provide the best possible learning experience and support for all participating members. Last but not least, the joy of playing should be at the core of the whole project.

Hugo Bollschweiler

Heralded for his vibrant and enthusiastic music making, Hugo Bollschweiler has emerged as one of conducting’s outstanding new talents, combining warmth, excitement, and an ability to connect and engage with audiences of all ages.


Hugo currently serves as principal conductor and artistic director of the Aargau State Youth Symphony Orchestra, the stadtorchesterSCHLIEREN, the Orchestergesellschaft Affoltern am Albis, the Orchesterverein Chur and the SinfonieON. A native of Switzerland, Hugo received his training at the Conservatoire de Fribourg, the Musik-Akademie Basel, Johns Hopkins’ Peabody Institute of Music and the Zürich Hochschule der Künste where he earned his Soloist Diploma in Viola Performance and his Master in Orchestral Conducting with the highest distinctions. His teachers have included Roberto Diaz, Victoria Chiang, Michel Rouilly, and Christoph Schiller (viola) and Johannes Schlaefli, Christof Brunner, and Markand Thakar (conducting). He has toured five continents and performed and taught at the Mostly Mozart, Tanglewood, Lucerne, Donaueschingen, Davos, Montreux, Kuhmo, and Yellow Barn festivals, and the New Zealand and Hong Kong Arts festivals. He also served as faculty member and Artist-in-Residence at Northern Kentucky University and artistic director of the Norse Chamber Music Festival. Hugo has conducted, among others, the Baltimore Chamber Orchestra, the Berner Symphonieorchester, the Musikkollegium Winterthur Orchestra, the argovia philharmonic, the Sofia Academic Chamber Orchestra, the Zürcher Hochschule der Künste Orchestra and the Zürich Youth Symphony Orchestra. He conducted the premieres of new works by Paul Hanmer, Balz Aliesch and Hans-Jürg Meier. As an orchestral musician, Hugo played in principal positions with the Swiss Chamber Orchestra, the Swiss National Youth Symphony Orchestra, the Peabody Symphony Orchestra, and the Orchestre de Chambre de Neuchâtel. Hugo was on the faculty of the Cincinnati College Conservatory Accent09 Festival, Norse Chamber Music Festival, the Austin Chamber Music Festival and Workshop and the Escola de Musica do Estado de Sao Paulo. Hugo Bollschweiler has been featured on Sony Classical and NEOS.


Michael Salm

Michael Salm, who studied in his native Berlin аnd at the New York Manhattan School of Music, has been serving as Assistant Principal in the Orchestra of the Zurich Opera House since 1998. 


From 2013 to 2014 he joined the Staatskapelle Berlin in the same position. In addition, he has been a member of the Bayreuth Festival Orchestra since 2003 and a Principal of the Gstaad Festival Orchestra since 2013.

From 2005 to 2006 Michael Salm was Concertmaster of the Korean Symphony Orchestra in Seoul, South Korea.

Michael Salm appeared as soloist with the Orchestra of the Zurich Opera House, the German Chamber Orchestra in Beijing, the New Philharmonic of New Jersey, in New York in Carnegie’s Weill Recital Hall and in Korea with the Korean Symphony Orchestra, the Ulsan Philharmonic Orchestra and the International String Festival Daejon, among others.

As a Guest Principal he performed with renowned orchestras such as the Leipzig Gewandhaus Orchestra, NDR Symphony Orchestra Hamburg, Stuttgart Radio Symphony Orchestra, Hamburg Philharmonic Orchestra, Frankfurt City Opera House Orchestra, Camerata Salzburg, Bergen Philharmonic and the Orchestre de la Suisse Romande. His guest appearances as Concertmaster include the Orchestre Philharmonique de Monte Carlo.

Michael Salm is teaching at the Orchestra Academy of the Zurich Opera House and working as a tutor with various Youth Orchestras. Since 2015 he is also the conductor of the Orchestra Staefa-Uerikon in Switzerland.


Michel Willi

Studien bei Aida Stucki Piraccini und Primoz Novsak. Meisterkurse bei Igor Ozim und Abraham Shtern in Los Angeles


1993/1994 Preisträger der Kiefer-Hablützel-Stiftung & des Schweizerischen Tonkünstlervereins.
1993-1998 freies Mitglied des Stadt-Orchesters Winterthur, des Orchesters der Oper Zürich, und der Bayrischen Kammerphilharmonie. Seit 1998 Mitglied des Tonhalle-Orchester Zürich.
Mitglied im Niziol-Quartett Zürich 2000-2010
Mitglied im Schweizeroktett.



Bulgarian violist Rumjana Naydenova has held the position of Assistant Principal Viola at the Zurich Opera House since 1998. Born into a musical family, she received her first lesson from her father who was one of the founding members of the Sofia Soloists Ensemble.


After graduating summa cum laude from the Fokwang-Musikhochschule Essen, where she studied with Prof. Vladimir Mendelssohn, she started working at the Essen Philharmonic. 
In addition to her career as an orchestra musician, Mrs. Naydenova is also a sought-after chamber performer. She appears regularly in various ensembles in the chamber music series of the Zurich Opera House. Among her chamber music partners are such artists as: Karl Leister, Heinz Holliger, Ina Dimitrova, Bartek Niziol, among others. As a soloist, she has performed Mozart’s Sinfonia Concertante alongside violinist Ina Dimitrova at the Sofia Music Weeks Festival.
Rumjana Naydenova plays on a 1778 Antonio Gragnani viola.



15.07 – 23.07.2019

Sasha Neustroev was born in Novosibirsk (Russia). After graduating from the Moscow Central Music School he became a student of distinguished cellist David Geringas in Lübeck (Germany).


A finalist and prizewinner at major cello competitions in Paris (Concours Rostropovich) and Moscow (Tchaikovsky Competition), he also took a special award for the best performance of Piazzolla’s Le grand tango at the 4th Adam International Cello Festival and Competition in Christchurch, next to the First Prize. This versatility and open-mindedness towards all genres of music have marked Sasha’s playing ever since.

He has performed as a soloist with the Tonhalle-Orchester Zürich, where he has been deputy solo cellist since 1999, under Lorin Maazel (Schumann concerto, broadcasted live on Swiss National Radio) and David Zinman (Bloch’s Shelomo). Moreover, Sasha has played with various orchestras at the Schleswig-Holstein Music Festival (Germany), the Festival International de Colmar (France), on tour with the New Zealand Symphony Orchestra, as well as with various chamber orchestras in Russia and Switzerland.

Sasha shared his great love for chamber music with Julia Fischer, Gerhard Schulz, Christian Tetzlaff, Heinz Holliger, Lyudmila Berlinskaya, Oliver Schnyder, and Martha Argerich, joining her in a performance of Juliusz Zarebski‘s Piano Quintet that was later released on DVD.

Between 2016 and 2018, he was a member of the Swiss Piano Trio. Two highlights of this collaboration were a prolonged tour to Canada and performances in South America of Beethoven’s Triple Concerto with the Zurich Chamber Orchestra and a corresponding CD recording.

Currently, Sasha is a member of different chamber ensembles: the Valentin Berlinsky String Quartet, with whom he performed at the Menuhin Festival Gstaad, the Chopin- and Rubinstein-Festivals in Poland, and made a number of highly acclaimed recordings, amongst others, as well as AOIDE Trio, with which he will tour through South Korea.

In addition to his busy career as a performer, Sasha is an enthusiastic teacher and has held master classes in South Korea, Poland, and Switzerland.



Petar Naydenov

Petar Naydenov is Principal Double Bass in the Lucerne Symphony Orchestra and a faculty member at the Zurich University of the Arts (ZHdK).


After completing his studies with the highest distinction in Bulgaria, he was engaged as Solo Double Bass player in the Bulgarian National Radio Chamber Orchestra. He continued his education with Prof. Wolfgang Güttler in Germany and has performed orchestra and chamber repertoire in top European concert halls. He played in concert with renowned soloists such as Placido Domingo, Mstislav Rostropovich, Maxim Vengerov, Mischa Maisky, and James Galway, among others.


Clément Noël

Born in Nancy in 1987, Clément Noël began oboe lessions with Jean-Paul Hansen at the Conservatoire de la Ville d’Esch-sur-Alzette (Luxembourg). Later he continued training with Christian Schmitt, Pascal Saumon at the Conservatoire National de Région de Versailles,


and with Jean-Louis Capezzali, Jérôme Guichard and Fabien Thouand at the Conservatoire National Supérieur de Musique et de Danse in Lyon.

Since 2010 Clément has been solo English Horn in the Orchestra of the Zurich Opera House, and performed under the direction of Zubin Mehta, Daniele Gatti, Valery Gergiev, Nikolaus Harnoncourt, Fabio Luisi and Nello Santi. In September 2010 he played the English Horn part of Tristan and Isolde under the direction of Bernard Haitink.

Since 2011 he is a regular guest of the Budapest Festival Orchestra as first oboe or solo English horn.

He has also appeared as first oboe at Gustav Mahler Jugend Orchester (dir. Claudio Abbado) and is regularly invited to perform as a guest player with orchestras like the Mahler Chamber Orchestra, the City of Birmingham Symphony Orchestra,  the Orchestre National du Capitole de Toulouse, the Orchestre National de France, the Orchestra dell’Academia di Santa Cecilia di Roma, the Sinfonieorchester Basel, or the Symphonieorchester des Bayerischen Rundfunks.

Clément has been awarded several prizes in prestigious competitions :  a special prize in the European Music Prize of Youth in 2003 (Linz, Austria), the special prize for the set piece in the Barbirolli International Oboe Competition, the first prize and the SACEM Prize of the International Competition for Young Soloists in Luxembourg.

He is also a founding member of Labyrinth Ensemble and is assistant teacher of the oboe class in the Conservatorio della Svizzera Italiana in Lugano.

Clément is also holder of a Degree in History (Paris Sorbonne), and of a Master Degree in Political Sciences obtained in the Institut d’Études Politiques of Lyon.




Albi Benz

Albert Benz is born in Marbach, Lucerne. He studied trumpet and conducting at the Conservatory of music in Lucerne, Wintherthur and Zurich. Albert Benz is a founder of the Philharmonic Brass Quintett.


He is also teaching at the Conservatory of Music in Zurich. Albert Benz has been a member of the Orchestra of the Opera Zurich (new Philharmonia Zurich) since 1991. As a conductor, he works with distinguished Brass Ensembles including CORO CANTARINA and the ENSEMBLE CANTUS. In addition, he has served as the president of the SEMPACHER TUCHLAUBENKONZERTE since 2016.