A founding member of the Esmé Quartet, Yeeun Heo graduated Seoul National University, she pursued advanced studies at the Hochschule für Musik und Tanz in Cologne under the tutelage of professors Nicolas Altstaedt and Johannes Moser, earning her Master's degree with distinction. Additionally, she completed a master's program in chamber music under the guidance of Professor Oliver Wille at the Musickhochschule Hannover. Yeeun Heo is currently completing her Konzertexamen program under the mentorship of Professor Leonid Gorokhov at the Hochschule Musik Hannover, Germany.