Costanzo has appeared with many of the world’s leading opera houses including the Metropolitan Opera, Lyric Opera of Chicago, San Francisco Opera, English National Opera, Houston Grand Opera, Opera Philadelphia, Los Angeles Opera, Canadian Opera Company, Glyndebourne Opera Festival, Dallas Opera, Teatro Real Madrid, Spoleto Festival USA, Glimmerglass Festival and Finnish National Opera. In concert he has sung with the New York Philharmonic, Berlin Philharmonic, San Francisco Symphony, London Symphony Orchestra, Cleveland Orchestra, and National Symphony Orchestra, among others. He has performed at a wide-ranging variety of venues including Carnegie Hall, Versailles, The Kennedy Center, The Metropolitan Museum of Art, National Sawdust, Minamiza Kyoto, Joe’s Pub, The Guggenheim, The Park Avenue Armory, and Madison Square Garden.
Costanzo is a Grand Finals Winner of the Metropolitan Opera National Council auditions and won first prize in Placido Domingo’s Operalia Competition. He was nominated for an Independent Spirit Award for his role in a Merchant Ivory film. He has begun working as a producer and curator in addition to a performer, creating shows for National Sawdust, Opera Philadelphia, the Philharmonia Baroque, Princeton University, WQXR, The State Theater in Salzburg, Master Voices and Kabuki-Za Tokyo. Costanzo graduated from Princeton University where he has returned to teach, and he received his masters from the Manhattan School of Music. In his youth he performed on Broadway and alongside Luciano Pavarotti.