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