Karl Haas has been the staff musician for Prometheus Dance since 2003 and has played for modern dance classes throughout the Boston area, including The Boston Conservatory, Emerson College, Walnut Hill School for the Arts, Phillips Academy in Andover, Green St. Studios, and the Jeannette Neill Summer Dance Festival.

Among the teachers he has accompanied are Melvin Myers, Cleo Parker Robinson, Diane Arvanites-Noya, Tommy Neblett, Jennifer Scanlon, Séan Curran, and Jody Weber, as well as master classes for members of Alvin Ailey American Dance Theater, Trisha Brown, and Nicola Hawkins.

Mr. Haas holds the degree of Master of Music in Percussion Performance from The Boston Conservatory and is currently seeking a Master of Arts in Ethnomusicology from Tufts University.