- Robyn Starks Holcomb, Roosevelt High School Concert Choir
- Baylor School of Music A Cappella Choir, Alan Raines
- Baylor University A Cappella Choir
- The University of Georgia Hodgson Singers, Dr. Andrew Larson, Stetson University Women's Chorale, Daniel Bara
- Dr. Scott R. Buchanan, Indiana State University Concert Choir, Larysa Tudorica
- Mt. San Antonio College Chamber Singers, Bruce Rogers
- The University of St. Thomas Chamber Singers, Angela Broeker