Initially, Amihai Grosz learned to play the violin, before switching to the viola at the age of eleven. He studied In Jerusalem with David Chen and subsequently in Frankfurt and Berlin with Tabea Zimmermann, as well as in Tel Aviv with Haim Taub, who had a formative influence on him. At a very early age, he received various grants and prizes and was a member of the “Young Musicians Group” of the Jerusalem Music Centre, a program for outstanding young musical talents. Amihai Grosz works on solo and chamber music projects with artists such as Yefim Bronfman, Mitsuko Uchida, Daniel Barenboim, Janine Jansen, Julian Rachlin, Gustavo Gimeno, Tugan Sokhiev and David Geringas. 

He performs in international concert halls like the Concertgebouw in Amsterdam, the Tonhalle Zurich, the Wigmore Hall in London and the Philharmonie Luxembourg and at festivals all over the world, including the Jerusalem Chamber Music Festival, Schleswig-Holstein Musik Festival, the festivals of Evian, Verbier and Delft, the BBC Proms, the Utrecht International Chamber Music Festival and the West Cork Chamber Music Festival. 

Highlights of the 2019/20 season included performances with the Danish National Symphony Orchestra under Alexander Vedernikov, the Orchestre d´Auvergne with Roberto Fores Véses, and the Berlin Philharmonic under Zubin Mehta as well as rich chamber music collaborations with partners such as Janine Jansen & Friends, Daishin Kashimoto, Julian Steckel, Claudio Bohórquez and Éric le Sage. Amihai Grosz also took part in the chamber music tour of Magdalena Kožená and Sir Simon Rattle & Friends with concerts in Biel/Bienne, Toulouse, Barcelona, Milan, Athens, Kato wice and New York.

Amihai Grosz plays a Gaspar da Salò viola from the year 1570, which is a lifelong loan made available to him by a private collection.