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