Arkadiusz is qualified in Germany and Poland. He is the head of the German desk at SSW. He specialises in M&A transactions, structuring major foreign investments in Poland and providing general advice to corporate clients on various aspects of company law, commercial and European law. His experience includes leading due diligence analyses in connection with acquisitions of banks, commercial enterprises and companies operating in various branches of industry.

In recent years he has handled some of the leading transactions in Poland. He advised internationally-renowned investors as well as start-ups entering the Polish market including analysis of feasibility of those investment projects, advice related to various regulatory issues including those connected with data protection, finance and banking (overall FinTech).

Since 2014 continuously has been recognised in the ranking of Who’s Who as one of the leading lawyers in Poland in the field of mergers and acquisitions. In the 2020, 2018, 2017, 2016 and 2015 Legal500 rankings Arkadiusz Rumiński was recognised in Poland in the areas of Corporate/M&A, Private Equity. His clients describe him as “efficient in managing complex matters and resolving complicated situations”. Since 2014 Who’s Who Legal ranking, Arkadiusz Rumiński was recognised as one of leading lawyers in Poland in the area of M&A.

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  • Master’s degree in Law, Adam Mickiewicz University in Poznan
  • Law, European University Viadrina, First Lawyer State Examination
  • Application completed with the Second Legal State Examination before the Joint Legal Office of the Länder of Berlin and Brandenburg, obtaining the title of German lawyer (Rechtsanwalt)


  • English
  • German

Selected projects

  • Advising Smarketer GmbH, portfolio company of EMH Partners, on its investment in summ-it
  • Advising a top-10 private equity fund on its acquisition of shares in the WSE-listed company Globe Trade Center
  • Advising a joint venture of a top-10 private equity fund and a leading asset fund and property management company on the acquisition of various logistics parks in Poland
  • Advising a top-10 car manufacturer on its entry into Bolt (Taxify)
  • Advising a multinational food delivery company on international transactions with a competitor in Poland, CEE, Latin America, Southeast Asia and contemplated acquisitions in Poland and CEE
  • Advising one of the five largest manufacturers and providers of bathroom and kitchen solutions on establishing a logistics centre in Poland
  • Advising start-ups on their entry into the Polish market (Groupon, Spotify, Lendico, Spotcap)
  • Advising ANV Global Service, Lloyd’s insurance intermediary, in connection with M&A insurance
  • Advising a Chinese conglomerate (Meide Group) on its acquisition of Odlewnia Zawiercie, including advice on FDI proceedings