- Vocal and choral ensemble «Zvonnitsa» of the Creative Center «Tonika» (St. Petersburg, Russia), artistic director and conductor – Valeria Yareshko
- Amateur Сhoir of the Cathedral of the Life-Giving Trinity (Volsk, Saratov region, Russia), regent and conductor – Evgeniya Tovbulatova
- Academic Choir of the St. Petersburg State Electrotechnical University «LETI» named after V.I. Ulyanov (Lenin) (St. Petersburg, Russia), artistic director and conductor – Elena Kasyanova
- Younger Group of the Great Children’s Choir named after V.S. Popova (Moscow, Russia), artistic director – Anatoly Kislyakov, choirmaster and conductor – Olga Lebedeva
- Vocal and choral ensemble «Uno solo spirito» (Moscow, Russia), artistic director — Ekaterina Zakharenko.
- Senior choir «Voice» of the House of Children’s Art of the Krasnoselskiy District (St. Petersburg, Russia), artistic director and conductor – Lyudmila Alexandrova
- Concert choir «Voice» of the House of Children’s Art of the Krasnoselskiy District (St. Petersburg, Russia), artistic director and conductor – Lyudmila Alexandrova
- Chamber choir «Voice» of the House of Children’s Art of the Krasnoselskiy District (St. Petersburg, Russia), artistic director and conductor – Lyudmila Alexandrova
- Choir «DIVIN» (Samara, Russia), artistic director and conductor — Natalia Grinina
- Choir «Merry Voices» of the Palace of Children’s (Youth) Creativity of the Vyborgskiy District of St. Petersburg (St. Petersburg, Russia), artistic director and conductor – Natalia Mazko
- Female chamber choir «Consonanta» of the House of Culture «Rybatskiy» (St. Petersburg, Russia), artistic director and conductor – Artyom Platonov
- Choir of the Choir School at the Faculty of Church Singing of the Orthodox St. Tikhon University for the Humanities (Moscow, Russia), artistic director and conductor – Elena Sidorycheva
- Choir of St. Ambrose Optinsky at the Optina Pustyn Compound in St. Petersburg (St. Petersburg, Russia), artistic director and conductor – Ekaterina Balueva
- School Choir «Znamenskie voices» of the St. George Gymnasium (Krasnogorsk, Russia), artistic director and conductor – Lyubov Panasenko
- Choir «Northern Lights» of the Centralized Religious Organization North–West Union of the Seventh–day Adventist Christian Church (St. Petersburg, Russia), artistic director and conductor – Natalia Logvinova–Beisova
- Vocal and choral ensemble «Violette» of the Children’s School of Arts named after I.F. Stravinsky (St. Petersburg (Lomonosov), Russia), artistic director and conductor – Irina Dmitrieva
- Ensemble «BELKANTO» of the Vasileostrovsky District (St. Petersburg, Russia), artistic director and conductor – Olga Nikiforova
- Choir «Stars» of the Music and Choir Studio «Gamma» Gymnasium N 642 «Earth and Universe» (St. Petersburg, Russia), artistic director and conductor – Zoya Kasatkina
- Choir «Mediant» of the Music and Choir Studio «Gamma» Gymnasium N 642 «Earth and Universe» (St. Petersburg, Russia), artistic director and conductor – Zoya Kasatkina
- Vocal ensemble «Queen Ta» (Moscow, Russia), artistic director and conductor – Alexander Tsiplyanov
- Chamber Amateur Choir of the Temple Complex on Piskarevsky Prospekt (St. Petersburg, Russia), artistic director and conductor – Anastasia Seryakova
- Academic Women’s Choir named after M.F. Zarinskaya of the Cultural Center «Troitskiy» (St. Petersburg, Russia), artistic director and conductor – Yulia Davydova
- Younger choir «Droplets» of the Song and Dance Ensemble named after I.O. Dunaevskiy St. Petersburg City Palace of Youth Creativity (St. Petersburg, Russia), artistic director and conductor – Tatiana Kholodilo
- Vocal Ensemble «Pretty Eyes» of the Children’s Music School N 6 (Petropavlovsk–Kamchatsky, Russia), artistic director – Natalia Koznova
- Senior Choir of the Center for Creative Development and Musical and Aesthetic Education of Children and Youth «Radost'» (Candidate choir) (Moscow, Russia), artistic director and conductor – Ekaterina Dunaeva
- Variety choir of the Tula College of Arts named after A.S. Dargomyzhskiy «DarСhoir» (Tula, Russia), artistic director and conductor – Sergei Vasiliev
- Academic choir «Credo» (Mr. Zhukovsky, Moscow region, Russia), artistic director and conductor – Ivan Pekhov
- Choir of Singing Lovers of the Yekaterinburg (Yekaterinburg, Russia), artistic director and conductor – Andrei Starikov