A native of Israel, Guy Chadash was recipient of the American-Israel Cultural Foundation Grant in 1974 to study with Bernard Portnoy and Robert Marcellus. Also among his teachers were Giora Fiedman and Yona Etlinger.

He has held positions with the Mexico City Philharmonic, Virginia Opera, the Florida Orchestra, and the Rishon Israel Symphony Orchestra.  

Mr. Chadash is a Buffet Crampon artist clinician. In 1994, he developed the "Chadash" clarinet barrel, designed to join the tradition of Buffet products. 

In 1995, he recorded with the Lithuanian Chamber Orchestra a Max Bruch CD shared with violinist Jacques Israelievitch.

In 1999, Mr. Chadash was selected as the clarinet section coach for the Asian Youth Orchestra in Hong Kong, under Maestro Sergio Commisiona.

Mr. Chadash resides in New York City and continues to perform in the United States and Europe.  He is a regular instructor and performer at the University of Southern California and Yale University.