 His commissioned work has been performed at The Guggenheim's Works & Process", the Vail International Dance Festival, and the Royal New Zealand Ballet  In 2016 Crystal's orchestral piece "Rush Hour" premiered at Lincoln Center with choreography by Larry Keigwin and performed by Orchestra of St. Luke's and Paul Taylor Dance Company.In 2017 Crystal was commissioned to create a work with choreographer Ethan Stiefel for the Washington Ballet entitled "Frontier" as part of the JFK centennial celebration.It premiered in May 2017 at the Kennedy Center.