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