He studied piano with Alessandro Commellato, Andrzej Tatarski, Pier Narciso Masi and contemporary repertoire with Maria Grazia Bellocchio.
Winner of national and international competitions, Gaston Polle Ansaldi has performed in important venues such as Teatro alla Scala (Ridotto dei palchi “A. Toscanini”), Accademia Filarmonica Romana, Academia Chilena de Bellas Artes a Santiago del Cile, Circolo della Stampa di Torino, Festival Aperto of Reggio Emilia, Mantova Chamber Music Festival, Stagione Rondò - Divertimento Ensemble, Festival Trieste Prima, Fondazione William Walton, Gaudete – Festival Internazionale di Musica Antica di Varallo Sesia, Cremona Mondo Musica and in 2015-2016, he was the pianist of the ensemble Giorgio Bernasconi (Accademia Teatro alla Scala), whit whom he’s stell collaborating.
As orchestral musician he also collaborated with Orchestra dell’Accademia del Teatro alla Scala, Orchestra Sinfonica Siciliana, directed by Carlo Boccadoro, Marco Angius, Renato Rivolta, Tito Ceccherini, Antonio Ballista, David Coleman.
Gaston Polle Ansaldi made recordings for Phoenix Classics, La Bottega Discantica and Radio 3.