As a pianist, Charles is an avid performer of new music and has commissioned many works; including a premiere a harpsichord concert by French Composer Jules Matton at Carnegie Hall. He is also deeply rooted in the classical tradition and regularly performs the standard piano repertoire. In 2018 he released Volume 1 of the Complete Mozart Piano Sonatas. He regularly performs at summer festivals, most recently including TIHMS - The International Holland Music Sessions, the Royal Danish Academy of Music and the Gijon International Piano Festival, the Bowdoin International Music Festival, the Sarasota Music Festival, Music Academy of the West, Tanglewood Music Festival and others.