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MARCIN LEWOSZEWSKI


Marcin Lewoszewski is a legal advisor, member of the District Chamber of Legal Advisers in Warsaw. Before joining the firm, he worked for over seven years as part of the TMT team with one of the leading international law firms based in Warsaw. Earlier, for two years, he worked in the Office of the Polish Data Protection Authority.

For years, Marcin has been advising clients whose personal data is the most valuable asset. Recently, he has been helping the Polish computer game producer operating globally in adapting business processes to the requirements of the General Data Protection Regulation. To a similar extent, he supported one of the largest CRO entities in Poland. He also advised a large capital group operating on the financial market in connection with breaches of personal data protection. He assisted one of the largest corporations in the world in the process of accepting binding corporate rules (BCR) in proceedings before the Polish data protection authority.

Currently, he represents before the court a party to the proceedings ended with the imposition of the first financial penalty in Poland by the President of the Office for Personal Data Protection on an administrator whose activity is based on the processing of data from publicly available registers.

On regulatory matters Marcin Lewoszewski advises leading brands operating on the global media and telecommunications market, including in the field of OTT services (media streaming, VoIP). He is the author of several dozen articles on the subject of personal data protection – he published, among others, in the Polish edition of Harvard Business Review, in Rzeczpospolita, Dziennik Gazeta Prawna, and abroad – in BNA Bloomberg, IAPP PrivacyTracker or DataGuidance. He is the co-author of the chapter in the book on Polish regulations on the protection of personal data “The Law Reviews: the Privacy, Data Protection and Cybersecurity”. He was quoted many times by the professional press in Poland and abroad, including the opinion-forming Politico. Regardless of his work in the office, he is the editor-in-chief of the quarterly Information in Public Administration, published by C.H. Beck.

In 2016, he was selected by the International Association of Privacy Professionals, a globally operating organization gathering professionals dealing with personal data protection, as the IAPP KnowledgeNET Poland co-chair. Dziennik Gazeta Prawna named him as one of the 30 most promising lawyers in Poland before 30 years of age. He is recognised by Chambers and Partners Europe as one of the leading data privacy lawyers in Poland.

Contact details:

e: Marcin.Lewoszewski @ klmlaw.pl

t: +48 604 817 352