St. Michael's Romanian Church Choir

- Praise the Lord (Romania)
- Polyphonic Orthodox Hymns / Bulgarian, Greek, Romanian, Russian, Serbian, Ukrainian Polyphonic Choirs · 2006

Russian Choir of the Holy Blood Church
Greek Orthodox Polyphonic Chorus of Anthens
Sofia Ecclestiastical Choir
St. Cyril & Methodius Ukrainian Church Choir
Belgrade Singing Society
Armenian Apostolic Chorus of Jerusalem
Greek Orthodox triphonic Chorus of Athens
Georgian Orthodox Choir of Tiflis
Greek Orthodox Tetraphonic Chorus
Greek Orthodox Triphonic Chorus of Anthens