A long-time supporter of The Juilliard School, Kovner has been chairman of the School's board since 2001. In 2013 Bruce and his wife, Suzie Kovner, endowed the Kovner Fellowship Program at Juilliard with a gift of $60 million - the largest one-time gift to the school. In 2012 Kovner donated $20 million to Juilliard to endow the school's graduate program in historical performance. Kovner also donated a collection of music manuscripts to Juilliard in 2006. Kovner is vice chairman of Lincoln Center for the performing arts as well as a major funder of the redevelopment of Lincoln Center. He is also managing director of the Metropolitan Opera's board of directors. Kovner founded and was chairman of the School Choice Scholarships Foundation, which awarded scholarships to financially disadvantaged youth in New York City. He has actively supported other charter schools, such as the Success Academy Charter Schools, where his wife Suzie serves on the board.