The concertmaster of the Wrocław Philharmonic Symphony Orchestra and from 2005 Artistic Director of the Ensemble International Chamber Music Festival. He studied under Prof. Christiane Edinger in Lubeck, Roman Lasocki and Krzysztof Jakowicz in Warsaw (graduating with distinction) and professor Roman Totenberg in Boston (USA). He has attended many master-class courses working under the tutelage of, among others, Ida Haendel, Sherban Lupu, Grigorij Zhislin, members of the Juillard Quartet, Cleveland Quartet, The Fine Arts Quartet as well as the Silesian Quartet and Szymanowski Quartet. As a soloist and chamber player he has participated in festivals in Bayreuth, Ratzeburg, La Ville d'EU, Musica Polonica Nova, the Warsaw Autumn and Turning Sounds festivals in Warsaw as well as the Kneisel Hall Chamber Music Festival in the USA. Between 2005 – 2006 he was a member of the Amade Kammerphilharmonie in Aachen. As a soloist and chamber musician he has performed in the Netherlands, Germany, France, Czech Republic, Austria, the the USA, Russia and South Africa. As a soloist he has also performed with Wroclaw Philharmonic Orchestra under the baton of Jacek Kaspszyk, with Sudecka Philahrmonic, ensembles from Krakow and Solingen (M. Foster). He gives master classes in Zakopane and Walbrzych. Marcin Markowicz is a recipient of scholarships from the Polish Culture Foundation, the Polish Ministry of Culture as well as the American Saul Cohen Foundation and Roman Totenberg Foundation. He recorded for the Polish Radio and CD Accord Music Edition.
He is also a composer – in 1999 he received an award of distinction at the Panufnik Composers Competition in Krakow and his compositions have been performed at festivals in Poland, Germany, the Netherlands, and the USA. During 2003 – 2005 he also collaborated with Warsaw's Drama Theatre.