Хiaman Media Group Students’ Choir «Happy Childhood» (Xiamen, China), artistic director – Zhang Jinjin, conductor – Li Jun
Choir «Campanelli» of Children’s Art School № 18 (Novosibirsk, Russia), artistic director – Olga Chernysheva
Youth Choir «Alatau» of Almaty Music College named after P.I. Tchaikovsky (Almaty, Republic of Kazakhstan), artistic director – Ziada Nakibaeva
Capella of Boys and Young Men of the Sverdlovsk State Children’s Philharmonic (Yekaterinburg, Russia), artistic director – Vyacheslav Kulmametiev, conductor – Olga Chernova
Choir «Parus» (Nizhny Novgorod, Russia), artistic director – Galina Bobkova
Vocal and Choral Group «Scarlet Sails» of the Complex Center for Social Service of the Population (Priozersk, Russia), artistic director – Irina Romanova
Academic Choir of the Vocal Department of the Gnessins Musical College of the Gnessins RAM (Moscow, Russia), artistic director – Elena Kolmakova
Student Choir of the Conductor and Choral Department of the Academy of Music, Theater and Fine Arts, (Kishinev, Republic of Moldova), artistic director – Ilona Stepan
Choir «Rosinki» of Central Children’s Art School (Khimki city district, Moscow region, Russia), artistic director – Anna Melnikova
Children’s Choir «Aurora» of Children’s Art School named after V.V. Krainev (Moscow, Russia), artistic director – Anastasia Belyaeva
Chamber Choir «Cantares» of the St. Petersburg State University of Telecommunications named after prof. M.A. Bonch-Bruevich (St. Petersburg, Russia), artistic director – Ekaterina Stepanova
Children’s Choir «Little Masters» of Children’s Art School «Premiere» School № 827 (Moscow, Russia), artistic director – Eugenia Bukharova
Students Choir of Mozyr State Music College (Mozyr, Gomel region, Republic of Belarus), artistic director – Svetlana Bayova
Concert Choir of the Lyceum of Arts «St. Petersburg» (St. Petersburg, Russia), artistic director – Natalia Nikonova
Choir Studio «Harmony» of the Palace of Children’s (Youth) Creativity of the Kirov district of St. Petersburg (St. Petersburg, Russia), artistic director – Svetlana Englina
Middle choir of the Children’s Choir Studio «Iskra» of the Palace of Children and Youth Creativity «On Lenskaya street» of the Krasnogvardeysky District of St. Petersburg (St. Petersburg, Russia), artistic director – Ksenia Komarova
Student choir «Cantabile» of the Leningrad Regional College of Culture and Art (St. Petersburg, Russia), artistic director – Irina Batischeva
Children’s Choir «Rassvet» of Children’s Music School named after M.I. Glinka (Vsevolozhsk, Leningrad region, Russia), artistic director – Tatyana Gluzd
Junior Choir «Nevskaya Dominanta» of Children’s Music School named after M.I. Glinka (St. Petersburg, Russia), artistic director – Victoria Gainutdinova
Cadet Chorus of the Military Academy of Communications named after Marshal of the Soviet Union S.B. Budyonny (St. Petersburg, Russia), artistic director – Konstantin Andrianov
Junior Choir «Funny Voices» of the Children’s Exemplary Choral Studio «Kamerton» (St. Petersburg, Russia), artistic director – Natalia Mazko