Born in 1977 in Poznań. Between 1984 and 1996 sang in The Poznań Nightingales Boys' and Man's Choir of the Poznań Philharmonic. He is an alumnus of professor Jerzy Artysz at the Warsaw Academy of Music. On graduation, he was awarded with Magna Cum Laude medal for the most eminent graduate. He is a winner of many prizes at vocal contests in Duszniki-Zdrój (1998), Barcelona (1999), Vercelli (1999) and Lisboa (2000). In 1999 and 2000 year he was nominated by the influential Polish magazine Polithics to the award for best musicians in Poland.

To his last achievement are included the following: participation in the H. M. Górecki's II Symphony celebrating the 600 Anniversary of the Cracow Academy, for performing G. F. Händel's Messiah with the New College Choir Oxford conducted by Edward Higginbottom, participation in Stabat Mater by K.Szymanowski during concerts given in Oviedo, Gijon, Düsseldorf, and at the Notre Dame Cathedral in Paris (at the opening ceremony of the Polish Season in France), repeated performaces at the International Festival Wratislavia Cantans (Requiem by W. A. Mozart conducted by Jerzy Maksymiuk, IX Symphony of L. van Beethoven conducted by Jacek Kaspszyk, and others), participation in the Opera Gala in the Lviv Opera House, participation in the Polish premier of Passion by N. Jommelli during the 7th Ludwig van Beethoven Easter Festival in Cracow, participation in Requiem for Street Urchins in Berlin, participation in Des Knaben Wunderborn by G. Mahler performed for the first time at the National Philharmonic in Warsaw, performance of the IX Symphony by L. van Beethoven at the Main Market Place in Cracow on the occasion of Poland's accession to the European Union, a performance with Teresa Żylis-Gara during a concert for the Red Cross in Monte-Carlo, a performance of St. John`s Passion by J.S. Bach in Amsterdam conducted by Tomasz Bugaj, a part in Requiem G. Fauré, performed on the Cracow Common, conducted by Thomas Sanderling..

Jarosław Bręk performed in most of Poland's philharmonic halls. He sang on stages and in the concert halls in Germany, Spain, Italy, Holland, Romania, Canary Islands, Japan, Liban, Ucraine, Russia, France and Monaco. He is a soloist of the Warsaw Chamber Opera (Don Giovanni in W.A.Mozart's Don Giovanni, Belcore in G.Donizetti`s L`Elisir d`Amore, Plutone in J. Peri`s Euridice and other). He is co-operating with the National Opera in Warsaw (Don Profondo in Il viaggio a Reims of G. Rossini conducted by Alberto Zedda). He also co-operates with Grand Theater in Poznan, Lodz and Cracow. He sang in such halls, as Palau de la Música de Valencia, Tokyo Bunka Kaikan, Kyoto Concert Hall, Muzeul National George Enescu in Bucharest. He is often invited to take part in primary performances of contemporary compositions (among others, Warsaw Mass by A. Kurylewicz conducted by Antoni Wit, The Passion of Christ by K. Knittel conducted by Agnieszka Duczmal) and in recitals of songs (e.g. Gran Teatre del Liceu in Barcelona, Witold Lutosławski Concert Studio in Warsaw, the Royal Castle in Warsaw, Bydgoszcz Philharmonic Hall).