Director, choreographer and perfomer nominated for prestigious “Paszporty Polityki” prize 2018 in the categories theatre, Polish director and choreographer. He directed Franz Lehár’s “The Merry Widow”, in which he cast four Polish cleaners in Brut Wien Theater. The production was among the critics' picks in the magazines “Theater heute” and “Falter” (Best Young Director and Best Off Production in 2009 in Vienna). He directed musical productions by Capella Cracoviensis, period instrument orchestra and choir: the stage production of Monteverdi’s madrigals “Bar.oque Feast” held in a milk bar in Kraków, the “The Nature Lovers” composed of Mendelssohn’s songs staged in the Wolski Forest, Mozart’s “Requiem” as the “Sacred Karaoke”, staging of Brahms’ “Ein Deutsches Requiem” and “Liebeslieder Walzer” in “Songs of Love and Death”, as well as operas: Gluck’s “Orpheus and Eurydice”, Handel’s „Amadigi di Gaula” and Moniuszko’s “Halka”.
In Polish dramatical theatres, he directed Stanisław Wyspiański’s “The Wedding based on 'The Wedding'” (Jan Kochanowski Theatre in Opole), awarded at the Polish Classics Festival with special mention for “uncompromising anti-theatre and an act of theatrical disobedience”, as well as for costumes and set design; Julian Tuwim’s “Soldier of the Queen of Madagascar” (Wojciech Bogusławski Theatre in Kalisz) awarded at the Kalisz Theatre Showcase. His version of Igor Sawin’s boulevard play “Who Will Visit Us” is widely popular with the theatre-goers as well as a jubilee play “Double Solo by Jan Peszek”. In the year 2017, Tomaszewski directed “Had It Not Been for Smoking, Pina Would Have Been Alive” at Jerzy Szaniawski Drama Theatre in Wałbrzych and “Cezary Goes to War” at Komuna Warszawa.
As a choreographer he worked with Maria Peszek on her music video Rosół, nominated for Fryderyk Award. As a performer, actor and dancer he worked with Toxic Dreams, Joachim Robbrecht, Andrea Bold, Willi Dorner, Anna Tenta, CIE, SANS FILTRE, Catherine Guerin.