[Massachusetts] GBYSO was founded in 1958 by Boston University and members of the musical community in Massachusetts, and continues in residence at the School for the Arts at Boston University.

Includes schedule, history, and information about the conductors, concerts, membership, and auditions.

Student run ensemble for high school and college musicians. Includes audition information, background and founder profile.

Topsfield, with members from North Shore and Merrimack Valley communities: includes group information; requirements for members; concert calendar.