Arts Plus String Orchestra Camp
UNCG Summer Music Camp
Walker Family Band Camp 
Chamber Music on the Hill (At UNC School of Arts)
Eastern Music Festival
Brevard Music Center
ASU's Cannon Music Camp
Rock Orchestra Camp at Cannon School in Concord
Mark O'Connor Camp
Furman University Camps (they offer band/orchestra/piano/jazz, and more)
Virginia Suzuki Institute and Chamber Music Camp