Sergey Ostrovsky is a winner of the 3rd Melbourne International Chamber Music Competition (1999, Grand Prix and 4 Special Prizes) , Bordeaux String Quartet Competition (2003), Aviv National Music Competition (1999,Tel Aviv) and other top prizes: “Schubert and Modernity” Competition (2003, Graz, Austria, 2nd Prize and Schubert Prize) and Rodolfo Lipizer Violin Competition ( Italy, 1995).

Sergey Ostrovsky performed as a quartet member and as a soloist at internationally renowned venues such as Carnegie Hall and Alice Tully Hall (New York), Kennedy Centre and The Library of Congress (Washington) , Wigmore Hall and Royal Festival Hall (London) ,Auditorium du Louvre , Theatre du Chatelet , and Theatre de la Ville (Paris), De Doelen Rotterdam ,Sydney Opera House, Tonhalle Zurich, Capetown City Hall, Durban Concert Hall, Cologne Philharmonie, Beethoven House (Bonn, Germany) Wiener Konzerthouse, Tchaikovsky Hall of Moscow Conservatory, Valensia Concert Hall and other venues in Israel, Germany, Austria, England, France, Ireland, Ireland, Holland, China, Canada, Portugal, South Africa, Brazil etc.

As a soloist Sergey has performed with orchestras such as Israel Philharmonic, Cape Town Philharmonic Verbier Festival Chamber Orchestra, Jerusalem Symphony Orchestra, Durban KZN Philharmonic, Moscow Philharmonic, Johannesburg Philharmonic, Brooklyn Philharmonic, Israel Chamber Orchestra, “Amadeus” Chamber Orchestra (Poland) Nizhny Novgorod (Gorky) Philharmonic a, Beer Sheva Sinfonet and  theTel Aviv Soloists  ensemble,  under the baton of Zubin Mehta, Yoel Levi, Philippe Entremont, Maxim Vengerov, Bernard Guller, Zeev Dorman, Uriel Segal, and others. Sergey has made   recordings for the Naxos label, and EMI Classics with Maxim Vengerov and UBS Verbier Chamber Orchestra.

Sergey Ostrovsky was born in 1975 in Gorky (Nizhny Novgorod) to a family of musicians, began playing violin at the age of 6, and studied with David Lapidus as his first teacher. He made his first concert appearances at the age of 8, and performed for a first time with a symphony orchestra at the age of 13.

In the Music College of Gorky Conservatory continued his studies with Lazar Gantman and Yury Gluchovsky. In 1991 immigrated to Israel with his family and continued his studies with Prof. Yair Kless and Irina Svetlova at the Rubin Academy Tel Aviv(from 2005-Buchmann-Mehta High School of Music) In 1996 Sergey founded the Aviv Quartet which moved for studies in Europe with the members of Alban Berg Quartet in the Cologne Hochschule (1998-2000), and with members of Daniel Quartet in Rotterdam Conservatory ,where he completed his Bachelor Degree Diploma with Natalia Morozova in 2000, and his Master’s Degree Diploma in Amsterdam Conservatory with Alexander Kerr in 2002. Sergey participated in Master Classes with Isaac Stern, Hermann Krebers, Dorothy Delay, Ivry Gitlis , Ida Haendel , Sergey Ostrovsky is plays   a 1716 violin, made by Giovanni Grancinno, which was purchased with the generous support of Mr. James Mayer and “Tzfonot Tarbut” nonprofit organisation for supporting arts in Israel.

From 2009 – Sergey is Professor of the Geneva Conservatory (Neuchatel branch).