Mais de Notre Dame Children's Choir
- Beverly Hills All Saints' Church Choir, Craig Phillips, Thomas Foster & William Wood
- St. Olaf Choir & Anton Armstrong
- Harvard University Choir
- Roger Humphrey
- St. Cyprian's Episcopal Singers & The Stephen F Austin A Cappella Choir
- Choral Arts Society of Washington, J. Reilly Lewis & Scott Tucker
- Saint Paul’s Parish Choir, Saint Paul’s Boy Choristers, Saint Paul’s Girl Choristers & Jeffrey Smith