Sergey Ostrovsky is a solo violinist, conductor, founder and first violin of the Aviv String Quartet for 27 seasons, founder and Artistic Director of the ‘Ensemble Symphonique de Genève’ and has taught violin at the Haute Ecole de Musique de Genève and Neuchâtel since 2009. He was First Solo Violin of the ‘Orchestre de la Suisse Romande’ from 2007 to 2012. He was also First Solo Violin of the ‘Orquesta de la Communidad Valenciana’ from 2012 to 2015.

Sergey Ostrovsky won the Grand Prize at the 3rd Melbourne International Chamber Music Competition. He is a laureate of the Bordeaux International String Quartet Competition, 2nd Prize winner of the ‘Schubert and Modernity’ International Competition in Graz (Schubert Prize), as well as a laureate of the ‘Prague Spring’ International Competition and the Rodolfo Lipitzer Prize.

As a soloist, Sergey Ostrovsky plays with prestigious orchestras such as the ‘Orchestre de la Suisse Romande’, the Israel Philharmonic Orchestra, the Geneva Chamber Orchestra, the Cape Town Philharmonic Orchestra, the Amadeus Chamber Orchestra (Poland), the Bournemouth Symphony Orchestra, the ‘Orquesta de la Communidad Valenciana’, the Jerusalem Symphony Orchestra, the ‘Luzerner Sinfonieorchester’ and the Israel Chamber Orchestra.

A passionate conductor, Sergey Ostrovsky is regularly invited to conduct in Switzerland, Spain, Russia, Estonia, Ukraine, Armenia, Georgia, Latvia and Israel.

In 2015, Sergey Ostrovsky created a string ensemble, the ‘Solistes de Neuchâtel’, and in 2023 the ‘Ensemble Symphonique de Genève’. Sergey Ostrovsky's role as artistic director of the’ Ensemble Symphonique de Genève’ is multifaceted, both as an ‘artistic manager’ and as a musician ‘involved’ in the performances. From the latter point of view, he will be able to conduct the orchestra from the podium but also conduct the violin as a soloist.

As a chamber musician, Sergey Ostrovsky has played in the world's most prestigious venues, including Carnegie Hall, Alice Tully Hall, the Louvre Auditorium, the ‘Théâtre du Châtelet’, London's Wigmore Hall and the Sydney Opera House. His ‘Aviv String Quartet’ has also made numerous recordings (Hoffmeister, Dohnanyi, Shostakovich, Schubert, Schulhoff, etc.), some of which have received critical acclaim.

Sofija Dodig is a Serbian violinist born on August 30th 2005 in Belgrade. At the age of 17, she became the youngest finalist in the history of International Jeunesses Musicales Violin Competition in Belgrade and won the 5th prize, and the special prize for the best domestic candidate.

Sofija has been playing the violin since the age of 7 and firstly started studying with Professor Jelena Komatina in Belgrade. At the age of 10, she started studying with Professor Ana Veskov, and studied with her till the age of 17 in Belgrade. When she was 16, she enrolled University for Music and Performing Arts in Graz in the preparatory class of Professor Emilio Percan where she then studied for the next 3 year.. She has also been studying privately with Professor Brian Finlayson in Austria, during the years 2020 and 2021.

She has had opportunities to attend masterclasses of renowned artist and musicians such as Pavel Vernikov, Gil Shaham, Svetlana Makarova, Sergey Ostrovsky, Mihaela Martin, Kirill Troussov,, Brian Finlayson, Daniel Rowland, Boris Kuschnir, Grigory Kalinovsky, Stefan Milenkovic, Nemanja Radulovic,, Kati Debretzeni,, David Bowlin, Tatyana Balashova, Savely Shalman, Igor Tkachouk, Maja Jokanovic, Robert Lakatos.

She has played chamber music with acclaimed musicians, as Peter Bruns, Daniel Rowland, Kati Debretzeni, Maja Bogdanovic, Dana Zemtsov, Nicholas Schwartz, Uki Ovaskainen. She was participant and scholarship holder of the Mozarteum Summer Academy in Salzburg, Stauffer Academy in Cremona, Davidsbündler Academy in The Hague and Geneva International String Academy in Switzerland. She was a participant of Lac Lemann Music Masterclasses in Blonay, Switzerland.

She had a chance to hold her solo recitals in Switzerland, The Netherlands, Austria, Slovenia, Macedonia and Serbia and perform in many countries around Europe. She was first on all national and international competition in Serbia, and won 3rd prize at Jeno Hubay Violin Competition in Hungary 2021 and 3rd and special prize at Ohrid Pearls Competition 2020. She was the winner of Franjo Krezma and Ludmilla Weiser Violin Competitions in Croatia 2019.

Sofija received a number of awards for her successes in music field - she is a stipendist from “Dobar glas” Foundation, which supports the best young musicians from Serbia, as well as the scholarship holder of the Fund for Young Talents of the Republic of Serbia. She has also received the “Dositeja Prize” from the Serbian Ministry of Youth and Sports.

Originally from Hudson, Ohio, Ayano Nakamura is currently earning a master’s degree at the Yale School of Music where she studies with Ettore Causa. She recently received a bachelor’s degree from the New England Conservatory, studying with Martha Katz and Mai Motobuchi.

She has attended the Perlman Music Program Chamber Music Workshop and Kneisel Hall Young Artist Chamber Music Program among others, and has worked with artists such as Itzhak Perlman, Don Weilerstein, Joel Krosnick, Cavan String Quartet, Emerson String Quartet, Borromeo String Quartet, American String Quartet, Brooklyn Rider, and others.

Mila Gafner, born in 2004, started playing the viola at the age of 6 at the Lausanne Conservatory. She will then study with Noémie Bialobroda and joined the Pre-HEM program in 2018.

Mila has been a three-time winner of the Swiss Youth Music Competition in solo viola, as well as three times in chamber music. In April 2020, she was a finalist in the international Anton Rubinstein competition in Berlin and received the Förderpreis for the best interpretation of a contemporary work.

Mila has participated in masterclasses with violist and composer Garth Knox, violinist Gilles Apap, the Sine Nomine Quartet, and violist Matthias Buchholz. During the summers of 2018 and 2019, she attended the AIMS International String Academy in Solsona, Spain, and in December 2019, she studied with the Ensemble Modern in Frankfurt, specializing in contemporary music, before joining them on tour in Germany, Amsterdam, and Antwerp.

In 2023, she recorded Kodály's Intermezzo for string trio with her ensemble for the 4 Seasons festival album.

Since 2022, Mila has been studying with Jean Sulem at the CNSMDP in Paris.

Pauline Boudon began playing the cello at the age of three in Lyon. She then trained with Matthieu Lejeune at the Conservatoire de St Maur-des-Fossés before entering the CNSMD in Paris at the age of 17. She continued her studies in the class of Jérôme Pernoo and Cyrill Lacrouts, graduating with unanimous honours with distinction.

She has benefited from the advice of renowned teachers such as Gary Hoffman, Frans Helmerson, Reinhard Latzko, Xavier Gagnepain, Luis Claret and Pierre Foucheneret. She is now completing her Master's degree with Marc Coppey, Tatjana Uhde and Pauline Bartissol.

In 2022, she was selected for the masterclasses at the Kronberg Academy, and then performed at the Amsterdam Cello Biennale. She is a member of the Brahms Promotion (2023-2024) at the Philippe Jaroussky Academy, where she receives guidance from Anne Gastinel.

Pauline is passionate about chamber music, and in 2024 joined the master's programme in trio with Iris Scialom and Nicolas Bourdoncle at the CNSMDP in François Salque's class. She is a member of the Citadelles Quartet, and performs with the Arod Quartet (August 2023), Ulf Wallin, Marianna Shirinyan and Xenia Jankovic, among others, in various countries.

She has also worked with prestigious institutions such as the Orchestre de l'Opéra de Paris, and has been invited to the Musica festival in Strasbourg, the Festival de La Chaise-Dieu, and others.

She plays a cello signed Frank Ravatin, kindly loaned by the El Pasito Association.

Daphne Richman Poleg, born in 2003 in Israel, is  a graduate of the Thelma Yelin School of Arts, the Israeli Conservatory of Music in Tel Aviv and the Jerusalem Music Center Mishkenot Sha'ananim. She is currently a student in Professor Hillel Zorri's class, during her third year of her bachelor's degree in performance at Buchmann Mehta School of Music at the Tel Aviv university.

Daphne is first prize winner of Paul Ben Haim 2020 competition, competition of the Israel Conservatory of Music in 2019 and 2015. She received from the Sharett Foundation a scholarship with extra distinction 2019 -2024, and scholarships from the Ronan Foundation in 2018, 2019, 2023.

In February 2024 she played a full recital that was broadcasted live on the radio. In June 2023 she played with her piano quartet in a live broadcast for voice of music. In November 2019 Daphne was chosen to represent the Tel Aviv conservatory of music and played a full recital. In November and May 2018 she played with the chamber ensemble of the Goldman program.

In April 2024, Daphne received a certificate of honor for outstanding achievement - the BMSM. She was chosen to participate In two projects of the Israeli Philarmonic in April 2023 and February 2024. She was principal cello in the Buchman Mehta Symphony Orchestra from 2022 to 2024, principal cello in the Young Israel Philharmonic Orchestra from 2019 to 2021, principal cello in The Thelma Yellin Symphony orchestra from 2019 to 2021.

In 2023 she participated in Keshet Eilon mastercourse, and played in a piano quintet with Sergey Ostrovsky, and was chosen to play solo in the gala concerts In Keshet Eilon and Tel Aviv Museum of Art.

In 2015 and 2022 Daphne participated in the "Aims" summer festival in Spain where she played solo and chamber music in several concerts. In 2018 and 2020 she participated in the prestigious "Huberman" program of the Jerusalem Music Center, in which she traveled to Switzerland and Italy, where she played solo in celebratory concerts in Italy, Switzerland and the Culture Hall in Tel Aviv.

In June 2022 Daphne flew on behalf of the Jerusalem Music Center Mishkenot Sh'aananim to solo and chamber concerts in Switzerland. She participated in master classes with Gary Hoffman, Frans Helmerson, Amit Peled, Hans Jürgen Jensen, Orpao Mendozzi, Emmanuel Gruber, Alessandro Adriani, Zvi Pelser, and in Yitzhak Perlman's Genesis program.