The Crossing Choir - Philadelphia, PA
Phoenix Chorale - Phoenix, Arizona
Conspirare - Austin, Texas
Salt Lake Choral Artists - Salt Lake City, Utah
Voices of Ascension - New York City
VocalEssence - Minneapolis, Minnesota
RIAS Kammerchor - Berlin, Germany
Polyphony - Cambridge, England
The Sixteen - London, England
The Eric Whitacre Singers - London, England
Utopia Ensemble - Outer, Belgium
The Bach Choir of Bethlehem - Bethlehem, PA
St. Olaf Choir - Northfield, Minnesota - Complete Concerts videos available here.
Westminster Choir - Princeton, New Jersey
Concordia Choir - Moorhead, Minnesota
University of Utah Singers - Salt Lake City, Utah
Stellenbosch University Choir - South Africa
Trinity College Choir - Cambridge, England
St. Jacob's Vokalensemble - Stockholm, Sweden
University of Pretoria Tuks Camerata - Pretoria, South Africa
Youth Choir Kamēr - Riga, Latvia
Oakwood University Aeolians - Huntsville, Alabama
University of Pretoria Youth Choir - Pretoria, South Africa
North Penn High School - Lansdale, PA
Central Bucks West High School - Doylestown, PA
Central Islip HS - Central Islip, NY
Clear Creek HS - League City, Texas
Columbus Children's Choir - Columbus, Ohio
Swarthmore College Chester Children's Chorus - Swarthmore, PA
Gondwana Voices - Sydney, Australia
Drakensberg Boys Choir - KwaZulu-Natal, South Africa
Pennsylvania Gilrchoir - Philadelphia, PA
Keystone State Boy Choir - Philadelphia, PA
Philadelphia Boys' Choir - Philadelphia, PA
Philadelphia Girls' Choir - Philadelphia, PA
Bel Canto Children's Chorus - Bethlehem, PA
Fort Worden Children's Choir Festival - Townsend, Washington
PS22 Chorus - Staten Island, NY