Associations, organizations, and societies specializing in some aspect of music. Most music organizations are non-profit in status, and all have regular meetings and / or conferences and a board of directors who oversee operations.
Official home of CASA - the Contemporary A Cappella Society of America. A source for news and information related to all-vocal music. Also features events, groups, albums, tips and advice, reviews, classifieds, web directory, and song arrangements library.