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