American Classical Orchestra
- Features information about venues, volunteering, advertising, tickets and subscriptions, educational programs, and private performances. Also includes season calendar.
- http://www.amerclassorch.org/

Greenwich Choral Society
- Symphonic chorus performs classic, contemporary and newly commissioned works. Includes season schedule, ticket information, history, personnel, membership, support and choral links.
- http://www.greenwichchoralsociety.org/

Greenwich Arts Council
- Organization dedicated to promoting the visual, performing and literary arts locally. Features news, links, and information about shows at the Bendheim Gallery, the Sunday Salon Series, the Greenwich Arts Center, and other affiliated events.
- http://www.greenwicharts.org/

Greenwich Symphony Orchestra
- Professional orchestra provides its history and information on its current season, conductor and the Greenwich Symphony Guild.
- http://www.greenwichsym.org/