Concert Choir is an auditioned ensemble of 35-40 singers who perform repertoire spanning five centuries of choral music treasures. For the past twenty seasons the concert choir has performed under conductor/organist Dr. Christiaan Teeuwsen. Concerts are given at Christmas season, Spring and Easter season. These performances are given in the 1000 seat auditorium on the college campus in Ancaster, Ontario and in various locales throughout Ontario. The Concert Choir tours regularly throughout Canada and the United States. During the past twenty years they have been accompanied by the Hamilton Philharmonic Orchestra, Symphony London, Kitchener-Waterloo Symphony, and recently performed with members of Tafelmusik. The ensemble has also appeared on 100 Huntley Street, and can be heard on CBC Radio.