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Professors

Adelina Oprean

Violin

Student and then assistant of Alberto Lysy, Robert Masters and Yehudi Menuhin at the International Menuhin Music Academy in Gstaad, Adelina Oprean completed her studies with Sándor Végh at the Salzburg Mozarteum Academy.

She has received many prizes, including First Prize at Colmar and at the Carl Flesch International Competition in London in 1982. She is also a prize winner in Piano Trio competitions in Geneva and Belgrade, and in the 1981 Joachim Violin Competition in Austria.

Since her London debut in 1982 playing Beethoven’s Concerto with the Royal Philharmonic Orchestra at the Royal Festival Hall, she has performed as a soloist with most European orchestras. Her appearances include concertos with the South West German Radio Orchestra, the Tonhalle Zürich Orchestra, the Bergen Symphony Orchestra and frequent tours with the Stuttgart Chamber Orchestra, the Württemberg and the European Community Chamber Orchestras.

She has recorded the Enescu Sonatas and Fiorillo, Viotti, Haydn and Vivaldi concertos on the Hyperion label.

Since 1985 Adelina Oprean has taught at the Music High School in Basel, and since 1997 she has also been a member of the ARIA String Quartet.

Igor Keller

Violin

Studied with Adelina Oprean in Basel, Sándor Végh at the Mozarteum Salzburg, and at the International Menuhin Music Academy with Alberto Lysy. He completed his training with Walter Levin, Hatto Beyerle, Sigmund Nissel, Yehudi Menuhin and Joseph Silverstein.

In 1994 he founded the Ligeti String Trio, winning several competitions including the Osaka International Chamber Music Competition in Japan.

As a soloist, Igor Keller performed with orchestras such as the Orchestre Philharmonique de Strasbourg, the “Nouvel Orchestre de Radio-France”, the Sinfonieorchester Basel, the Württembergisches Kammerorchester as well as the Camerata Academica Salzburg.

A member of the renowned Amar Quartet since 2006, Igor Keller has played in most major venues in Europe, including the Wigmore Hall, the Lucerne Festival, the Tonhalle Zurich, the Menuhin Festival Gstaad and the Lockenhaus Festival.

He has extensive orchestra experience as well, as guest concertmaster with numerous symphonic and chamber orchestras. Since 2010 he has been first concertmaster of the St. Gallen Symphonic Orchestra.

Recordings include CDs for “Musiques Suisses”, NEOS and Léman Classics, as well as the complete Hindemith string quartets for Naxos.

Silvia Simionescu

Viola

Silvia Simionescu, international well-known violist enjoys a diverse career as a performing musician that has taken her all over the world. Her appearances in major venues such as Auditorium Barcelona, Philarmonia Saint Petersbourg , KKL Luzern , Teatro Colon Buenos Aires, Zurich Tonhalle, Casals Hall in Tokyo, Beethoven Halle Bonn , Wigmore Hall, Mozarteum Salzburg have been praised for her exceptionally passionate, intense and intelligent musicianship. Born in Romania, Silvia Simionescu took up playing the violin at the age of seven. She joins the International Menuhin Music Academy, in Switzerland, where she studies violin and viola with Yehudi Menuhin , Alberto Lysy and Johannes Eskaer.

Prizewinner in several international competitions, among others 1st Prize in the Brescia International Competition and 1st Prize of the Osaka International Chamber Music Competition (as a member of Trio Ligeti) she has performed as soloist in Romania , Japan and Italy. Over the years she was invited to perform in important chamber music Festivals like: Mont Fuji Festival, Folles Journées de Nantes, Kuhmo Festival, Sangat Festival (Bombay), Menuhin Festival (Switzerland), West Cork Festival (Ireland). As a passionate and devoted chamber musician she has the great opportunity to enrich her artistic experience playing with great artists such as Joshua Bell, Carolin Widmann, Ana Chumacenco, Alberto Lysy, Bruno Giurana, Leon Fleischer, Alexander Lonquich, Jurg Widmann, Cristian Poltéra. Since 2009, she is a member of Gringolts String Quartet and highly enjoys the most amazing masterpieces of the string quartet repertory.

Several CD recordings with works of Françaix, Reger, Dohnany, Schumann, Fauré, Franck, Chausson, Schumann, Brahms, Taneiev and Glazunov have been released by Ars, Leman Classics, Arion, Alpheé Orion and BIS. Since 2004 she has been a professor at the Music Academy Basel teaching viola and chamber music. Silvia regularly gives master classes in Germany, India, Switzerland and Spain.

Pablo de Naverán

Cello

Pablo de Naverán joined the International Menuhin Music Academy in Gstaad at the age of 17, and studied with Yehudi Menuhin, Alberto Lysy and Radu Aldulescu, an experience that profoundly influenced his musical development.

He completed his studies at the Conservatoire National Supérieur de Musique de Paris with Professor Philippe Muller, winning first prize with the highest distinction. His awards include the “Gaspar Cassadó” International Cello Competition in 1997.

Has performed as a soloist in renowned halls such as the Teatro Colón (Buenos Aires), Symphony Hall Tokyo, Teatro Arriaga (Bilbao) and Victoria Hall (Geneva), and has been invited to perform at prestigious festivals such as the Cello-Fest (Belgrade), Salzburg Festival, Festival de Radio-France, Festival of Estoril (Portugal), Prussia Cove (England), the Menuhin Festival, Incontri Musicali of Siena, and the Schubert Festival.

He is currently the Head Cello Professor at the Menuhin Academy in Switzerland and at the Conservatorio Superior de Música de Badajoz (Spain). He has also been invited to conduct masterclasses in Serbia, France, Switzerland, Spain, Portugal and Argentina.