- Benjamin Bachmann · Jeffrey Smith · Matthew Edwards · The Grace Cathedral Choir of Men and Boys
- Jerry Brainard · Robert Harley · Judith Bachleitner · George W. Thomas · Anthony Korf · Albert Wilson · William Rhodin · Robert Macdonald · Dennis Elliott · Placida Robinson · Norma Barsness · Louise Natale · Lawrence Benz · Frederick Swann · Francis F. Fisher · Raymond Kohere · Eugene E. Laubach · Ann Mackay · Dale Bishop · John Walker · Dale Zurbrick · Kathryn Cowdrick · The Riverside Choir · Jeanne Audrey Powers · Jane Weidensaul · Sandra Stone · John Howell Morrison
- Washington National Cathedral Choir of Men and Boys · Washington National Cathedral Choir of Men and Girls · Christian Sidak · Erik Suter · Washington Symphonic Brass, members · Michael McCarthy · Scott Hanoian
- William Wood · Craig Phillips · Thomas Foster · Beverly Hills All Saints' Church Choir
- Phoebe Alexander · Eli Gunnell · Patricia Cloud · John Peterson · Beverly Hills All Saints' Brass Ensemble · Craig Phillips · Camille King · Leslie Reed · Beverly Hills All Saints' Church Choir · William Hanrahan · Casey Criste · Thomas Foster
