David Fung has given masterclasses around the world at institutions and venues such as Bangor University (United Kingdom), Beijing Concert Hall, California State Northridge, the Colburn School, Conservatorio Niccolò Piccinni di Bari (Italy), Florida State University, Guangzhou Opera House, Hong Kong Academy for Performing Arts, Hong Kong Baptist University, National Art Gallery (Italy), National Taiwan Normal University, National Taiwan University of the Arts, Palacio de la Cultura y la Comunicación (Mexico), Soochow University (Taiwan), Tainan National University of the Arts (Taiwan), Tianjin Grand Theater, University of Georgia, University of New South Wales (Australia), and Yale School of Music.

A frequent adjudicator of competitions, Mr. Fung served as a jury member for the 2018 and 2019 Steinway & Sons Piano Competition, the finals of the 2MBS Fine Music Young Virtuoso Award in Australia, the Australian Music Foundation Scholarships in New York, as well as the finals of the SinoVision Talent Competition in New York City.

Mr. Fung has taught piano and chamber music at Yale University, and has served as Artist-Faculty at the Anchorage Chamber Music Festival, Atlantic Music Festival, Bari International Music Festival (Italy), Festival de Febrero (Mexico), John Perry Academy Summer Festival, and Piano Week (United Kingdom). He was recently Artist in Residence at the Hong Kong Arts Festival, where he gave a number of lectures and masterclasses in addition to his recitals at Shatin Town Hall and Hong Kong City Hall. He currently serves on the piano faculty at the University of Georgia Hugh Hodgson School of Music.