Tanglewood Music Festival
Haber has written music for leading new music ensembles and performers including Alarm Will Sound, Gabriel Kahane, Flux Quartet, and The Knights (orchestra). He has been a fellow at the Aspen Music Festival and Tanglewood Music Festival, and artist colonies including MacDowell Colony, Yaddo, Aaron Copland House, Bogliasco Foundation, the Rockefeller Foundation's Bellagio Center, the Blue Mountain Center, and the Hermitage Artist Retreat.