- Hubert Dopf S.J. & Schola of the Hofburgkapelle, Vienna
- The Gregorian Chant Choir of Saint Michael
- Benedictine Abbey Choir Of Munsterschwarzach, Benedictine Monks of Santo Domingo de Silos & Cappella Musicale del Duomo di Milano
- Peter Phillips & The Tallis Scholars
- Choralschola Der Wiener Hofburgkapelle & Hubert Dopf S.J.
- Aurora Surgit, Alessio Randon, Nova Schola Gregoriana, Alberto Turco, Manuela Schenale, In Dulci Jubilo, Schola Hungarica, Laszlo Dobszay & Janka Szendrei
- The Brotherhood Of St. Gregory And The Sisters Of Mercy Choir