Boryana Lambreva is known for her active activity as an accompanying pianist, mainly in the field of opera and chamber-vocal performance. Over the years, she took part as a pianist in a number of academic, national and international competitions. Her name is often found in the programs of well-established music festivals, such as the Sofia Music Weeks, March Music Days, Varna Summer Music Festival, The Apollonia Arts Festival, Skopje Summer, etc. She performs on the concert podium in collaboration with our and foreign artists - on stages in Bulgaria, Russia, Italy, France, England, Austria, Belgium, Hungary, the Czech Republic, North Macedonia, etc.
Lambreva participated in concerts with the mezzo-soprano Veselina Katsarova in Brussels, with Raina Kabaivanska and her students at the Capitolini Museum in Rome. As part of the international festivals Days of Music in the Balaban House and Muzikartisimofest, she gives recitals with Kamersingerin Krassimira Stoyanova and rising mezzo-soprano Svetlina Stoyanova.
As a preferred pianist in the master classes held at home and abroad by leading singers, conductors and opera directors such as Anna Tomova-Sintova, Krassimira Stoyanova, Veselina Katsarova, Paul Weigold, Vera Nemirova, etc., Boryana Lambreva also notes a remarkable long-year collaboration with the opera prima Raina Kabaivanska, in whose annual master classes in Bulgaria, organized and produced by the New Bulgarian Univerusty, she has been a pianist-accompanist for more than twenty years.
The pianist develops an active recording activity, mainly for the Bulgarian National Radio fund. In recent years, she has made a number of extremely successful studio and documentary recordings with prominent singers such as Kiril Manolov, Mihail Mihailov, Tsvetana Bandalovska, etc.
She is a professor of chamber singing at the National Academy of Music “Prof. Pancho Vladigerov” where she is also defending her doctoral dissertation. Boryana Lambreva is the author of two books analyzing the place and interpretation issues in the performing practice and academic education of chamber vocal works by Bulgarian composers.