Children’s Chorus of Washington & Musyca (United States) – Soirées Estivales 2015 Soirées Estivales – July 2, 2015 Musyca Youth Choir Children’s Chorus of Washington
St. Michael’s Choir (United States) – Soirées Estivales 2015 Soirées Estivales – July 9, 2015 St. Michael’s Choir
Raphaël TRARIEUX (France) – Soirées Estivales 2015 Soirées Estivales – July 16, 2015 Raphaël TRARIEUX
St. Alban’s Episcopal Church Choir (United States) Festival International – July 19, 2015 St. Alban’s Episcopal Church Choir
Karol MOSSAKOWSKY (Poland) – Soirées Estivales 2015 Soirées Estivales – July 23, 2015 Karol MOSSAKOWSKY
Hertfordshire Wind Sinfonia (Great Britain) Festival International – August 2, 2015 Hertfordshire Wind Sinfonia
