Awards, fellowships and commissions include the Serge Koussevitzky Music Fund/Library of Congress, the Mary Flagler Cary Charitable Trust, the American Academy of Arts and Letters, the Fromm Foundation, the Guggenheim Foundation, the Martha Baird Rockefeller Fund and the New York Foundation for the Arts. Performances of his works include the Japan Society of Sonic Arts (Tokyo), the BEAMS Festival (Brandeis University), the Darmstadt Summer Festival, the Leningrad Spring Festival, the Jakart Festival (Indonesia), Hallische Musiktage, Ensemble SurPlus (Freiburg), Nuova Consonanza (Rome), Ensemble 21 (Odense), the Da Capo Chamber Players, Cygnus, Parnassus, Fred Sherry, Marc-André Hamelin, David Holzman, Stephanie Griffin, the Momenta Quartet, Network for New Music, the New York New Music Ensemble, the Group for Contemporary Music, Orchestra 2001, Christopher Taylor and the Riverside Symphony, Counter-Induction, Ensemble Mise-En, and the Houston Symphony. Greenbaum is also a video animation artist. Works in this medium include Effacement for piano, video animation and electronic sound, and Automat for fixed media. Greenbaum is a senior professor of music at the Boyer College of Music and Dance at Temple University, and lives in Brooklyn