Leszek Starzyński is a movie editor, producer as well as a member of Polish Film Academy and the Polish Association of Editors. What is more, Starzyński is co-owns a post-production company Monternia.pl and he is its managing director. He is also a co-owner and producer at Iron Films. Starzyński teaches at Gdynia Film School. He was the editor of several Theatre Television productions, TV series and narrative films such as "Silent Night" (dir. Piotr Domalewski), "I’m a Killer" and "Splinters" (dir. Maciej Pieprzyca), and "Courage" (dir. Greg Zgliński). Leszek Starzyński is also a producer of multiple award winning films which include "The Fastest" (dir. Łukasz Palkowski) and two films by Maciej Pieprzyca – "Life feels good" and "I’m a Killer".