The Oratorio Society of New York
- 200 voice choir performing at Carnegie Hall. Find out about concerts and history of the society.
- http://www.oratoriosocietyofny.org/

Villanova Singers Alumni Society
- Singers Aluimni Society dedicated to preserving the finest traditions of The Villanova Singers, support the current Singers, and serve as a meeting place for all Villanova Singers.
- http://www.vusingers.com/