- Pěvecký sbor Stojanova gymnázia Velehrad, Cimbálová muzika Stojanova gymnázia Velehrad
- The Baylor A Capella Choir, Baylor Chamber Singers, East Carolina University Chamber Singers, Oxford University Press Music
- Rena Anthony, All-State Elementary Chorus, Audrey Cardany
- Katharina Petry, Tobias Naumann, Frank Claus, Antonietta Jana, Junge Kantorei St. Maria, Anna Maria Gruszczynska, Maximilian Rajczyk
- Clark Intermediate School Sotto Voce, Ragazzi Boys Chorus
- Becky Edwards, Joel M. Price, Westwood Juior High School Varsity Treble Choir
- McCullough Junior High Chamber Choir, Kelly McDonald, Connie Horton
