Maria Kustanovich was born in Minsk in 1992.
She graduated from the Rimsky-Korsakov St. Petersburg Conservatory, piano class of People's Artist of Russia, Professor Pavel Grigorievich Egorov, and in the class of accompanist mastering by the Honored Artist of Russia,
Professor Irina Alexandrovna Sharapova.
She worked as a vocal accompanist in the classes of folk artists of Russia and
soloists of the Mariinsky Theatre (O.Shilova, V.Vaneev, N.Drozdova-Weiner).
She took part in the workshop of Ildar Abdrazakov.
Maria Kustanovich is an accompanist at the St. Petersburg Opera Theatre.
She has accompanied more than 80 performances (including solo concerts and concerts with orchestra) on the stages of the St. Petersburg Philharmonic, Saint Petersburg Court Chapel, Glazunov Concert Hall Conservatory, Belarusian State Philharmonic, St. Petersburg House of Scientists, etc.
2006 – Scholarship holder of the Presidential Fund of the Republic of Belarus
2006 – Awardee (II prize) of the international competition of pianists in Simferopol (Crimea)
2006 - 2014 - a series of 12 concerts with orchestras of BGF and “Richerkar”.
2014 – Awardee (III prize) of the international competition of vocal duos "Three Centuries of Classic Romance" (St. Petersburg, Russia)
2015 – First Prize Winner of the Savshinsky International Competition (Stockholm, Sweden).
2016 – Diploma winner of the best accompanist of the Sergey Slonimsky competition (St. Petersburg, Russia).
2016 – Maria was a responsible accompanist of the world premiere of the opera "Lear" by Sergei Slonimsky (Hermitage Theater, St. Petersburg, Russia)
2016 - participation in the master class of Ildar Abdrazakov (E. Obraztsova Academy, St. Petersburg, Russia)
In 2017, Maria Kustanovich graduated from the Rimsky-Korsakov St. Petersburg Conservatory.
Since 2018, she is an accompanist of the theatre St. Petersburg Opera.
2018 - accompanist of the operetta "Die Csárdásfürstin" by Imre Kalman (staged by Y. Alexandrov, St. Petersburg Opera)
2019 - responsible Concertmaster of the opera "Little Red Riding Hood" by Caesar Cui (staged by Y. Alexandrov, St. Petersburg Opera)2019 - participant of the master class of vocal coach and accompanist of La Scala Theater and the Roman Opera Simonetta Tancredi. (Moscow)