He went to New York City to study theatre and music and he holds a master's degree at Tel Aviv University.

He began his career sometime during the 1960s and as a theatre actor, he made frequent on-stage collaborations with Zachi Noy.

His roles include Scar from The Lion King, Lickboot from Tom and Jerry: The Movie, Frollo from The Hunchback of Notre Dame, Professor Ratigan from The Great Mouse Detective, Jafar from Aladdin, Clayton from Tarzan, Sebastian from The Little Mermaid, Eeyore from the Winnie the Pooh franchise, Lumière from Beauty and the Beast, Dr. Facilier from The Princess and the Frog, Gilderoy Lockhart from Harry Potter and the Chamber of Secrets, The Wolf from Hoodwinked!, Professor Paljas from Alfred J. Kwak, Grimmel from How to Train Your Dragon: The Hidden World and many more.

In 2011, Gorenstein released his debut album, which features the work of artists such as Yoni Rechter, Yehonatan Geffen, Nathan Alterman, Nurit Galron and others.

In March 2019, Gorenstein led and participated in the Tel-Aviv University Expert Studential Philharmonic Orchestra for a captivating show, featuring music from Disney movies and The Little Mermaid.