Dennis Russell Davies is an American conductor and pianist. He is currently chief conductor of the Brno Philharmonic and of the MDR Leipzig Radio Symphony Orchestra.

The American Composers Orchestra (ACO) is an American orchestra administratively based in New York City, specialising in contemporary American music. The ACO gives concerts at various concert venues in New York City, including:Zankel Hall at Carnegie Hall The DiMenna Center The Mannes School of Music Winter Garden at Brookfield Place Miller Theatre at Columbia University