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