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