Kopelman has performed in many international festivals such as the
Edinburgh Festival (UK), Hong Kong, Schleswig-Holstein, Florence,
Salzburg, Tour, Moscow, the Ravinia Festival, Santa Fe, Caramoor,
Norfolk, and the Mostly Mozart Festival in New York City.
For over 15 years he was closely associated with Sviatoslav Richter
in numerous performances and recordings. He has also collaborated with
Mstislav Rostropovich, Gideon Kremer, Natalia Gutman, Elisabeth
Leonskaja, Alicia de Larrocha, Christoph Eschenbach, Yuri Bashmet,
Victor Tretyakov, Eliso Virsaladze, Peter Donohoe, Boris Berman, and
Kopelman has made numerous recordings for the Melodia, EMI, Virgin Classics, Teldec, Philips, Nimbus, and Wigmore Live labels.
Kopelman has also served as a jury member for several international
competitions. These have included the Evian, ARD Munich, and Bejing
String Quartet competitions, as well as the Indianapolis and Queen
Elisabeth International Violin competitions.
In 2002, with the purpose of continuing the rich traditions of the
Russian School of Quartet Playing, he founded the Kopelman Quartet
together with some of his contemporaries from the Moscow Conservatory.
He has been professor of violin at Eastman since 2002.