Thomas Heissbauer was born in Eitzing, Upper Austria, he studied horn at the Mozarteum University in Salzburg. As a solo horn player he was a member of the Orchester aktuell under Franz Welser-Möst, from 1991 a member of the Camerata Salzburg and from 1994 horn player in the Mozarteum Orchestra Salzburg. In 2009, he devoted himself to studying cultural management, which he completed in 2012. Since 2018, he has been artistic director of the Salzburger Kulturvereinigung. In addition to the musical program, he is also responsible for the programs of the Salzburger Strassentheater and the Georg Trakl Forschungs- und Gedenkstätte.

Ole Bækhøj has been the Director of the Pierre Boulez Saal in Berlin since its inception in 2015. Born in Denmark, he studied double bass in Aarhus and Amsterdam and pursued business management studies in Copenhagen. After performing as a bassist for several years, including with the Royal Concertgebouw Orchestra, he was appointed General Manager of the London-based Gabrieli Consort & Players in 2001. He subsequently worked as Artistic and Executive Director of the Danish National Symphony Orchestra from 2008 and 2012. Prior to being invited by Daniel Barenboim to join the Pierre Boulez Saal, he served as Chief Executive of the Mahler Chamber Orchestra in Berlin.

Concert promoter Bogdan Sikora was born in Poland. He attended the "Frederic Chopin" Music School in his hometown Bytom and studied horn at the Academy of Music in Katowice. After studying from 1980 to 1982 he was a horn player in the Kraków Radio Symphony Orchestra. After the master class with Prof. Hermann Baumann at the Conservatory for Music in Bern in August 1982, he came to Berlin and began working as an orchestra manager for the Concert Direction Prof. Victor Hohenfels, responsible for the Berlin Symphony Orchestra. Since 2009 he has been organizing the Popular Concerts in the Berlin Philharmonic Hall. He has been continuing this tradition for 65 years now.