Ms. Pyatnitskikh was born in the Ukraine in 1985 in Simpheropol. When she was 15, she enrolled at the Glier's pre-conservatory in Kiev where she studied for three years.
In 2003 Olga won first prize at the "21 century" international competition. In 2004, she was accepted to the Moscow state conservatory "P. I. Tchaikovsky" in the class of Marina Alekseeva. During her second year of study, she made her debut as Musetta in "Boheme" in the Main Hall of the Moscow Conservatory.
Anually Olga performed at the White Hall, Rachmaninov Hall and Small Hall of the Moscow conservatory. During her studies, Olga prepared Tchaikovsky's Tatiana from "Eugene Onegin", which was performed in 2006 at the Simpheropol's theatre.
In October 2008 at the Moscow Conservatory Main Hall, Olga sang Tchaikovsky's "Iolanta" which was a major success with the public and critics alike.
In 2009 Olga finished the Moscow Conservatory with honors and she is currently studying for a master's degree.
2010-2011 Olga debuted at the Ukrainian musical theater in the role of Hanna (Lehar "The Merry Widow"). Recently she sang Sally in Barber's "A Hand of Bridge" collaborating with the Opera studio of the Moscow Conservatory.
From 2011-2012 she worked as a soloist with the Minin's Chamber Choir, touring Japan singing romances and folk songs. Soloist Sviridov's poem "In Memory of Sergei Yesenin".
In 2012 she finished her master's degree at the Moscow Conservatory.
From 2009 till 2012 Olga taught singing at a private school of art and creative development in Moscow.
In 2013 she sang Micaela in the "Carmen" at the Crimean Academic Musical Theatre.
Diploma for "Best Voice of the Contest" at the competition "Romansiada" (Moscow, 2012).
Special Prize at the International Vocal Competition Riccardo Zandonai (Italy 2013)
Regularly Olga took part in the International School of Vocal Arts in Moscow, where she participated at the master classes of George Darden (Metropolitan Opera, New York), Diana Zola (Houston), Vaja Chachava (Moscow), Rudolf Pierné (England)
Aso in March 2013 she took part in a master class held by Tamara Sinyavskaya(Russia) and Mietta Sighele(Italy).
In August 2013 Olga took part in the international festival "Musica Riva" in Riva del Garda(Italy).