Martin Losert studied school music, DME (instrumental pedagogy), KA (concert subject) and concert exam saxophone (with Johannnes Ernst) at the Berlin University of the Arts and with the help of a DAAD scholarship at the Conservatoire de Bordeaux Jacques Thibaud (with Jean Marie Londeix and Marie-Bernadette Charrier ) as well as political science at the TU Berlin and musicology at the FU Berlin. He received his doctorate in 2010 on the Tonika-Do method with Prof. Dr. Ulrich Mahlert in music education and was a research assistant at the Berlin University of the Arts from 2004 to 2012. From 1994 to 2012 he taught at various music schools and as a freelance instrument teacher in Berlin. Since 2019 he has headed the program area "(Inter)Mediation - Music - Mediation - Context" as part of the inter-university focus "Science and Art". His artistic focus is on new music and improvisation. He is co-founder of the Ensemble Mosaik and has given concerts in Germany, Austria, France, Spain, Italy, Great Britain, Poland, Greece, Belgium, Luxembourg, Israel, Mexico, China, Sweden, Norway, Finland, Estonia, Russia, Indonesia, Korea and the Ukraine at renowned festivals for contemporary music such as the Festival di nuova consonanza Rome, Festival Internazionale di Musica Moderna e Contemporanea Parma, Huddersfield Contemporary Music Festival, Warsaw Autumn, Festival de San Luis Potosi, musica viva Munich, Music of the Centuries Stuttgart, Kunstfest Weimar, Chiffren Kiel, Musikbiennale Berlin, MaerzMusik Berlin, UltraSchall Berlin and Klangwerkstatt Berlin. He also played in many major German orchestras (including the Berlin Philharmonic and the German Symphony Orchestra) and participated in many CD and radio recordings.