- Lukas Baumann · Jens-Peter Enk · Wuppertaler Kurrende
- Martha Shaw · Judy Mason · Children’s Honor Choir
- Eureka College Chamber Singers · Paul Katner · Dixon Municipal Band · Clinton RiverChor · Joseph Henry · David Holsinger · Brian L. Bowman · Reagan of Illinois Ensemble · Dixon High School Chorale · Rockford Choral Union · Mark Bressler · Robert Engelson
