- Westminster Williamson Voices, Jeremy Powell, Ken Cowan, James Jordan, Ronn Carroll, Jacob Ezzo & Jonathan Palmer Lakeland
- Choir of Clare College, Cambridge, John Harle & Robert Tear
- Conspirare & Craig Hella Johnson
- Joseph Flummerfelt
- Philip Brunelle, Monroe Crossing & VocalEssence Ensemble Singers
- Dale Warland Singers