Schola Gregoriana Pragensis (Choir)
Formed: 1987
Artist's website: https://www.scholagregoriana.org/
Schola Gregoriana Pragensis (English: The Gregorian School of Prague) is an a cappella male voice choir from the Czech Republic, founded in 1987 by David Eben. Their core repertoire consists of Gregorian chant, Bohemian plainchant, and early polyphony, but they also perform modern works including some composed for them.
Read more at https://en.wikipedia.org/wiki/Schola_Gregoriana_Pragensis