Sławomir Kowalski


Slawomir is a personal data protection and privacy expert. He specialises in providing advice to the insurance, information technology and e-commerce sectors. Slawomir focuses on assessing the lawfulness of complex business models, including those utilizing new technologies such as machine learning and information analysis-based forecasting. He serves as a representative in high-profile cases related to personal data protection before the Polish Data Protection Authorities and the administrative courts.

Slawomir frequently earns high rankings and recommendations in international prestigious legal ranking guides. He has received multiple accolades in Chambers and Partners (2021, 2022) and Legal 500 EMEA (Next Generation Partner 2020, 2021, 2022, 2023) as one of the leading experts in the personal data protection practice area in Poland. Slawomir is also recommended in the Rzeczpospolita’s ranking of law firms in Poland (2019, 2020, 2021, 2022).

His academic interests revolve around the topic of automated decision-making. Slawomir conducts training sessions and teaches classes for postgraduate students. He is also a frequent and valued speaker at industry conferences and an author of numerous publications.

‘Sławomir Kowalski is one of the best practitioners with outstanding knowledge and professionalism backed by many years of practice.’ (Legal 500 EMEA 2023)

‘Sławomir Kowalski has profound knowledge in GDPR and IT-issues’ (Legal 500 EMEA 2022)

‘Sławomir Kowalski proved to be a very diligent and yet at the same time customer oriented partner.’ (Legal 500 EMEA 2020)


Previous professional experience:

  • Maruta Wachta – Partner
  • PwC LegalAdvocate
  • LDS Łazewski Depo & Partners – Lawyer
  • CMS Cameron McKenna – Lawyer

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