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