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