Choir of Singing Lovers (Donetsk, Donetsk People’s Republic), artistic director – Yulia Kolosovskaya
Choir of the St. Petersburg State University of Architecture and Civil Engineering (St. Petersburg, Russia), artistic director – Olga Kislitskaya
Amur Сhamber Сhoir «Renaissance» (Blagoveshchensk, Amur region, Russia), artistic director – Elena Belyaeva
Concert Choir of the Music College of the Moscow State Institute of Music named after A.G. Schnittke (Moscow, Russia), artistic director – Alexander Tsimbalov
Church choir «DIVIN» of the Blessed Matrona Church of the Moscow settlement Grannyy (Novokuibyshevsk, Samara Region, Russia), artistic director – Natalia Grinina
Bishops’ Choir of the Holy Spirit Cathedral (Minsk, Republic of Belarus), artistic director – Vitaly Sobolevsky
Boys Choir of the Center for Aesthetic Education (Velikiye Luki, Pskov region, Russia), artistic director – Ivan Besedin
Izhevsk Municipal Chamber Choir named after P.I. Tchaikovsky (Izhevsk, Udmurt Republic, Russia), artistic director – Olga Slobodchikova
Choir «Anima» – Liturgical collective of St. Elisabeth Convent(Minsk, Republic of Belarus), artistic director – Irina Kolesnikova
Children’s Choir of Sacred Music of the Church of the Kazan Icon of the Mother of God (Rostov-on-Don, Russia), artistic director – Olga Stolyarova
Choir of the St. Petersburg Mining University «Montem» (St. Petersburg, Russia), artistic director – Elizaveta Simonyan
Choir of Girls «Gloria» (Konakovo, Tver Region, Russia), artistic director – Lyudmila Antonova
Consolidated Choir «Rodnyye Napevy» of the Department of Folk Singing Art of the Belgorod State Institute of Arts and Culture (Belgorod, Russia), artistic director – Mikhail Zhirovof
Youth Сhoir «Vozrozhdeniye» of the Palace of Children’s Art named after V.P. Chkalov (Nizhny Novgorod, Russia), artistic director – Sergey Smirnov
Senior Choir «Kamerton» of the Palace of Children’s Art named after V.P. Chkalov (Nizhny Novgorod, Russia), artistic director – Anastasia Chelnokova
Choir «Kamerton» of the Tula State University (Tula, Russia), artistic director – Irina Sokolova
Vocal Ensemble of the Family Vocal and Music School for Children and Adults «Nova Voce» (Moscow, Russia), artistic director – Natalia Silantieva
Female Chamber Choir «Irida» (Moscow, Russia), artistic director – Maria Kinzhalova
Youth Choir «Victoria» (Apatity, Murmansk Region, Russia), artistic director – Victoria Filin
Children’s Choir «Vesna» named after A.S. Ponomaryov (Moscow, Russia), artistic director – Nadezhda Averina
Choir «Zhavoronok» of the Children’s Music and Choral School «Spring» named after A.S. Ponomaryov (Moscow, Russia), artistic director – Irina Volosovtseva
Vocal Ensemble of the Choral Conducting Department of the Moscow Provincial College of Arts (Khimki, Moscow Region, Russia), artistic director – Anna Nikulina
Vocal ensemble «Anesti» of the Chesme Church of St. John the Baptist (St. Petersburg, Russia), artistic director — Julia Bordilovskaya
Vocal Ensemble «Gloria» of the Cultural and Leisure Center «Krasnogvardeisky» (St. Petersburg, Russia), artistic director – Tatiana Antonova
Choir «Gloria» of the Children’s Art School N 1 named after M.P. Mussorgsky (Tver, Russia), artistic director – Anna Ishieva
Yekaterinburg Municipal Choir «Domestic» named after V.A. Kopanev (Yekaterinburg, Russia), artistic director – Maxim Kozlov, conductor – Svetlana Dolnikovskaya
Choir «Rodnyye Napevy» named after Galina Adamovna Oler of the Regional House of Culture «Gornyak» (Zheleznogorsk-Ilimsky, Irkutsk region, Russia), artistic director – Anna Popova
Children’s choir «Rassvet» of the Children’s Music and Choral School «Spring» named after A.S. Ponomaryov (Moscow, Russia), artistic director – Tatiana Dmitrieva
Chamber choir «Vozrozhdenie» (Yaroslavl, Russia), artistic director – Natalia Borisova
Orenburg Municipal Chamber Choir (Orenburg, Russia), artistic director – Olga Serebriyskaya
Chamber Choir of the Astrakhan State Philharmonic (Astrakhan, Russia), artistic director – Tatiana Rekichinskaya
Concert choir «Cantilena» of the Children’s Choir School N 2 (Yekaterinburg, Russia), artistic director – Larisa Shlapak
Vocal Ensemble «Svoi stil» of the Children’s Choir School N 2 (Yekaterinburg, Russia), artistic director – Larisa Shlapak
Chamber Choir of the Lipetsk House of Music (Lipetsk, Russia), artistic director – Igor Tsilin
Concert Сhoir of the Сhoral Studio «Allegro» of the Center for Children and Youth (Yaroslavl, Russia), artistic director – Alla Gerberg
Penza Diocesan Chamber Choir «SPAS» (Penza, Russia), artistic director – Vladimir Olkhov
Philharmonic Choir Chapel «Yaroslavia» (Yaroslavl, Russia), artistic director – Vladimir Kontarev
Academic Choir of the Far Eastern Federal University (Vladivostok, Primorsky Krai, Russia), artistic director – Elena Petukhova
Choir «Otrada» of the Children’s Art School named after V.V. Bunin (Skopin, Ryazan region, Russia), artistic director – Marina Shutova
Vocal and Сhoral Group «Childhood» of the Children’s Art School N 3 (Chelyabinsk, Russia), artistic director – Olga Balitskaya
Children’s Choir «Consonance» of the Sunday School of the Church of the Kazan Icon of the Mother of God (Vyritsa village, Leningrad Region, Russia), artistic director – Maria Chekodanova
Chamber Choir «Martakkord» of the Children’s Music and Choral School «Spring» named after A.S. Ponomaryov (Moscow, Russia), artistic director – Tatiana Dmitrieva
Vocal Ensemble «NEGA» (Kudinovo village, Moscow Region, Russia), artistic director – Kamilla Efasova
Choir of the Moscow Epiphany Cathedral in Yelokhov (Moscow, Russia), artistic director – Alexander Mayorov
Tsarskoye Selo Youth Choir of the Pushkin House of Culture (St. Petersburg (Pushkin), Russia), artistic director — Irina Uvarova
Children’s and Youth Choir Сhapel «School Years» (Simferopol, Republic of Crimea, Russia), artistic director and chief conductor – Viktor Zaslavsky, conductor — Natalia Zaslavskaya
Vocal and Choral Ensemble «Madrigal» (Simferopol, Republic of Crimea, Russia), artistic director – Natalia Zaslavskaya
Choir of IV Year Students of the Academy of Choral Art named after V.S. Popov (Moscow, Russia), artistic director – Alexander Mayorov
Choir of Students of the Moscow State Conservatory named after P.I. Tchaikovsky (Moscow, Russia), artistic director – Alexey Rudnevsky