- J.D. Burnett, Andrea Shaut, New York All-State Mixed Chorus
- Pennsylvania All-State Chorus, Pennsylvania All-State Orchestra, Paul Head
- Lori J. Knapke, Eastern High School Chamber Singers
- Keller H.S. Chanteurs Varsity Treble Choir, Chi Chi King, Alexander Carr
- David Herzán, Alfred Strejček, Smíšený pěvecký sbor města Hodonína
- Prairie Point M.S. and 9th Grade Academy 9th Grade Men's Choir, Kelly Traux
- Kennesaw State University Men’s Ensemble, Dr. Leslie J. Blackwell
- Bruce Rogers, Mt. San Antonio College Chamber Singers