2018 to date – Head of litigation at Mostostal Warszawa S.A.
2005-2018 long term cooperation with Greenberg Traurig Grzesiak sp. k. (formerly Dewey & LeBoeuf Grzesiak sp.k. / Dewey Ballantine Grzesiak sp.k.)
2015 -2016 Deputy Disciplinary Commissioner at Warsaw Bar Council