- Chamber Choir «Gloria» of the Cultural and Leisure Center «Krasnogvardeisky» (St. Petersburg, Russia), artistic director – Tatiana Antonova
- Vocal Ensemble «Gloria» of the Cultural and Leisure Center «Krasnogvardeisky» (St. Petersburg, Russia), artistic director – Tatiana Antonova
- Chamber Choir «RADIO» (St. Petersburg, Russia), artistic director – Stanislav Gribkov
- Boys Choir of the Center for Aesthetic Education (Velikiye Luki, Pskov region, Russia), artistic director – Ivan Besedin
- Mixed Chamber Choir «Kant» (Velikiye Luki, Pskov region, Russia), artistic director – Ivan Besedin
- Concert Choir of the Music College ща the Moscow State Institute of Music named after A.G. Schnittke (Moscow, Russia), artistic director – Alexander Tsimbalov
- Ensemble «Gloria» of the College of Arts of the Tyumen State Institute of Culture (Tyumen, Russia), artistic director – Tatiana Shevelyova
- Children’s Vocal Ensemble «Mosaic» of the Children’s Art School N 2 (Magnitogorsk, Chelyabinsk region, Russia), artistic director – Natalya Khristforova
- Vladimirskaya Chapel of Boys and Young Men (Vladimir, Russia), artistic director – Eduard Markin, choirmaster – Natalia Fedorina
- Chamber Choir «Brevis» (St. Petersburg, Russia), artistic director – Sergey Nikolaev
- Youth Chapel «Harmony» named after I.V. Roganova of the Center for Youth Creativity (Gatchina, Leningrad region, Russia), artistic director – Eugeny Ivanov
- Chamber Choir «Nizhny Novgorod» (Nizhny Novgorod, Russia), artistic director – Ivan Stolnikov
- Chamber choir «Baltika» (Sosnovy Bor, Russia), artistic director – Marina Voronovskaya
- Folklore Ensemble «Svetelka» of the Center for Creative Development and Musical and Aesthetic Education of Children and Youth «Radost» (Moscow, Russia), artistic director – Olesya Karaseva
- Choir «Solovushko» of the Center for Creative Development and Musical and Aesthetic Education of Children and Youth «Radost» (Moscow, Russia), artistic director – Christina Lekich
- Choir «Kamerton» of the Tula State University (Tula, Russia), artistic director – Irina Sokolova
- Vocal Ensemble «Musical Stagecoach» of the Children’s Art School N 2 named after I.Ya. Panitsky (Balakovo, Saratov region, Russia), artistic director – Svetlana Karpova
- Choir «Renaissance» of the Center for Creative Development and Musical and Aesthetic Education of Children and Youth «Radost» (Moscow, Russia), artistic director – Tatiana Zhdanova
- Pop Choir «HAPPY» (Yekaterinburg, Russia), artistic director – Svetlana Goncharova
- Vocal a cappella Ensemble «Quartet Plus» (Petrozavodsk, Republic of Karelia, Russia)
- Exemplary choir «Slavia» of the Children’s Art School N 2 (Yekaterinburg, Russia), artistic director – Olga Chermyaninova
- Chamber Choir of the Astrakhan State Philharmonic (Astrakhan, Russia), artistic director – Tatiana Rekichinskaya
- Ensemble «Semitsvetiki» (Varna settlement, Chelyabinsk region, Russia), artistic director – Elena Artyukhova
- Concert Сhoir «Perezvony» of the Children’s Art School named after M.I. Glinka (St. Petersburg, Russia), artistic director – Larisa Yarutskaya
- Choir «ETERIA» of the Yaroslavl State University named after P.G. Demidova (Yaroslavl, Russia), artistic director – Elena Baronkina
- Choir «Arabesque» of the Yekaterinburg Children’s Music School N 2 named after M.I. Glinka (Yekaterinburg, Russia), artistic director – Anna Fedorova
- Mixed Choir of the Magnitogorsk State Conservatory (Academy) named after M.I. Glinka (Magnitogorsk, Russia), artistic director – Evgenia Kravchenko
- Concert Choir «Lyceum» of the St. Petersburg Music Lyceum (St. Petersburg, Russia), artistic director – Anastasia Shuvalova
- Chamber Female Choir «RIMSKY–KORSAKOV» (St. Petersburg, Russia), choirmaster – Sabina Zhalmukhamedova
- Chamber Choir «Vozrozhdenie» (Yaroslavl, Russia), artistic director – Natalia Borisova
- Ensemble «Vozrozhdenie» (Yaroslavl, Russia), artistic director – Natalia Borisova
- Chamber Choir of the Moscow Conservatory (Moscow Russia), artistic director – Alexander Solovyov
- Chamber Choir «Petersburg Serenades» (St. Petersburg (Pushkin), Russia), artistic director – Yegor Losev
- Academic Choir of Students and Graduates of the Ural Federal University named after the first president of Russia B.N. Yeltsin (Yekaterinburg, Russia), artistic director – Svetlana Dolnikovskaya
- Chamber Choir «Overture» of the Shchukino Center for Culture and Arts (Moscow, Russia), artistic director – Olga Ostrovskaya
- Ensemble «Overture New» of the Shchukino Culture and Arts Center (Moscow, Russia), artistic director – Olga Ostrovskaya
- Chamber Choir of the Magnitogorsk Concert Association (Magnitogorsk, Russia), artistic director – Marina Maslyuk
- Vocal Ensemble «Anesti» (St. Petersburg, Russia), artistic director – Yulia Bordilovskaya
- Academic Mixed Choir of the Saratov Regional College of Arts (Saratov, Russia), artistic director – Yuri Zanorin, conductor – Nadezhda Nikolaeva
- Senior Choir of the Children’s Music School N 1 named after P.I. Tchaikovsky (Orenburg, Russia), artistic director – Alexandra Khripkova
- Female Choir of Undergraduate Students of the Institute of Music, Theater and Choreography of the Russian State Pedagogical University named after A.I. Herzen (St. Petersburg, Russia), artistic director – Igor Matyukhov
- Women’s Choir of the St. Petersburg Musical Pedagogical College (St. Petersburg, Russia), artistic director – Anna Barsova
- Choral Studio of the Russian Scientific Research Medical University named after N.M. Pirogov «The Healing Power of Music» (Moscow, Russia), artistic director – Tatiana Rostapshova
- Choir of Boys and Youths of the Children’s Music and Choral School «Pioneria» named after Georgy Struve (Balashikha, Moscow region, Russia), artistic director – Artem Kosenkov
- Academic Women’s Choir named after M.F. Zarinskaya (St. Petersburg, Russia), artistic director – Yulia Davydova
- Academic Choir of the Perm State National Research University (Perm, Russia), artistic director – Yaroslav Zaporozhchenko
- Concert Choir «Vesnyanochka» of the School of Choral and Pop Singing «Vesnyanochka» of the House of Children’s Art «Inspiration» (Kirov, Russia), artistic director – Tatiana Usatova
- Chamber Choir of the Patriarchal Center for the Spiritual Development of Children and Youth at the Danilov Stavropegic Monastery (Moscow, Russia), artistic director – Nikita Sergeev
- Concert Choir «Classica» of the Children’s Music School N 1 named after Shmeleva (Sochi, Russia), artistic director – Marina Bogdanova
- Church Choir «Anenaika» (Obninsk, Russia), artistic director – Anton Beer
- Junior Choir «Consonance» (Magnitogorsk, Russia), artistic director – Olga Glazunova
- Choir «Gloria» of the Children’s Art School N 1 named after M.P. Mussorgsky (Tver, Russia), artistic director – Anna Ishieva
- Vocal Ensemble «Heavenly Swallows» of the Children’s Art School N 1 named after M.P. Mussorgsky (Tver, Russia), artistic director – Anna Ishieva
- Student Choir of the Belarusian State Academy of Music (Minsk, Republic of Belarus), artistic director – Inessa Bodyako
- Chamber Сhoir «Consonance» of the St. Petersburg State Technological Institute (St. Petersburg, Russia), artistic director – Irina Shishkina
- Female Choir of the Magnitogorsk State Conservatory (Academy) named after M.I. Glinka (Magnitogorsk, Russia), artistic director – Svetlana Fedotova
- Consolidated Choir of the Sakhalin College of Arts (Yuzhno-Sakhalinsk, Russia), artistic director – Pavel Gololobov
- Chamber Сhoir «El Canto» (Yuzhno-Sakhalinsk, Russia), artistic director – Pavel Gololobov
- Aricherey Сhoir of the Holy Spirit of the Cathedral (Minsk, Republic of Belarus), artistic director – Vitaly Sobolevsky
- Choir «Droplets» (Kirov, Russia), artistic director – Olga Zavalina
- Female Сhoir of the Sakhalin College of Arts (Yuzhno-Sakhalinsk, Russia), artistic director – Yulia Maksimova
- Vocal Ensemble «Strekoza» (Dragonfly) of the Children’s Art School N 1 named after M.P. Mussorgsky (Tver, Russia), artistic director – Anna Ishieva