Barbershop Harmony Society:
Ontario District of BHS:
Peterborough Aces of
 Our sponsor; some of our members double with the Aces.
 Our sister chorus for women of Sweet Adelines International
Other Choruses in our Division (Oakridge) of the BHS Ontario District
 Oshawa - Durham Men of Harmony
 Peterborough - Peterborough Aces of Harmony
 Quinte Regional - A Cappella Quinte

International Choruses

The Westminster Chorus: 
Superb young chorus -  "Barbershop for the 21st Century" - twice BHS International Chorus Champions

Ambassadors of Harmony: 
Three-time BHS International Champion Chorus.

Masters of Harmony: 
2011 BHS International Chorus Champions (and now 8-time winners!).

The Vocal Majority: 
11-time BHS International Chorus Champions! 

Toronto Northern Lights: 
An outstanding chorus of around 50 singers. Five-time silver medallist BHS International Chorus Competition and recognised 2000 as the smallest (34 men) chorus to have ever medalled.

Ricci Adams' Music Theory: 
Great site where the elements of music theory are explained through a progressive series of easy-to-understand animated lessons, often assisted by sound and downloadable charts.