Stefanos Koroneos is General and Artistic Director of Teatro Grattacielo. Stefanos Koroneos has build a reputation as a world-class performer.

Recent performances have included Captain Michael (baritone solo) with the Berlin Philharmonic, The Godson with Greek National Opera,  La Cenerentola (Dandini and Don Magnifico) with New York City Opera, Il Barbiere di Siviglia ( Don Bartolo ) with New York City Opera in the Park Series , Fledermaus and Il Barbiere di Siviglia with Boheme Opera, Il Barbiere di Siviglia ( Don Bartolo) with Opera New Hampshire and  Opera in the Williamsburg ,  Tosca ( Il Sagristano) with Palm Beach Opera, Loft Opera , Opera New Hampshire and Connecticut Opera ,El Gato con Botas (the King) with Gotham Chamber Opera Sacco e Vanzetti with Opera Tampa and Cassandra with Teatro Grattacielo, Gluck’s Orfee (title role) with National Municipal Theater Patras in Greece and Leporello with Opera Williamsburg.

Stefanos has performed throughout Italy in Il Viaggio a Reims (Don Alvaro), Madama Butterfly (Sharpless), Isabeau (the King), Rigoletto (Monterone), La Traviata (Barone), Le Nozze di Figaro (The Count), and Un Ballo in Maschera (Sam) in Theaters like Teatro Alla Scala , Rossini Opera Festival and Teatro Reggio di Parma . Additionally, he has performed internationally in La Traviata (Barone) with the Bolshoi Opera and at the Athens Concert Hall, Le Nozze di Figaro (the Count) with Seoul Opera, La Bohème (Alcindoro and Benoit) at Oslo’s Den Nye Opera, La Bohème (Schaunard) at Staatstheater Freiburg, and La Forza del Destino (Fra Melitone) at Theater Osnabrück and Verdi Festival in Bussetto.