Gregory Buchalter holds the title of Music Director of Varna International where he has conducted the Bulgarian premieres of Candide and Street Scene. He conducts regularly with Florida Grand Opera and Teatro Lirica d'Europa and the South Florida Symphony.

Internationally, he has conducted Salome at the Savonlinna Opera Festival, Die Fledermaus at the Vienna Volksoper, Mozart's Entführung aus dem Serail at the Spoleto Festival, Cosi fan Tutte with the Mediterranean Opera Festival in Italy and Eugene Onegin with the New Opera World Festival in Moscow. He was Music Director of Opera Las Vegas for 5 years and conducted the American Premieres of Mercadante's I due Figaro, Von Winter's Das Labyrinth and Donizetti's Olivo e Pasquale in New York.

He was the first American to conduct with the Kazakhstan State Opera including a televised Gala concert for the President of Kazakhstan. Mr. Buchalter was Chorus Master of Santa Fe Opera, Bregenz Festival in Austria, and the Theater des Westens in Berlin. He has been a cover conductor at the Metropolitan Opera (where the position of "Maestro di Banda" was created for him) and has worked extensively with the Metropolitan Opera Chorus. At the Met he prepared several world premieres including John Corigliano's The Ghosts of Versailles, Philip Glass' The Voyage and John Harbison's The Great Gatsby.