Maciej Gawroński

Partner, Attorney-at-law, CIPP/E



Cloud Computing, Cybersecurity, Data Protection, E-commerce, IT, New Technologies, Outsourcing, Dispute Resolution (including BIT arbitration), Intellectual Property

Other experience

Media, Telecommunications, Unfair Competition, Business Law, Banking, Insurance, Payment Services, EU Law, Corporate, Franchise Law, Employment, M&A, Anti-Corruption, Anti-Money Laundering, White-collar Crime, Privatisation, Managing State Property, Public Procurement, Contract Law, Reputation Management, Telemedicine, Tax, Cross-Disciplinary Advice


Attorney-at-law; authority on personal data protection, IT, cybersecurity, intellectual property; European Data Protection Board Supporting Expert; European Commission Cloud Computing Contract Expert; Article 29 Working Party Expert; contributor to the GDPR; Polish Personal Data Protection Office Award Laureate; author of the No 1 Wolters Kluwer Polska Legal Bestseller 2018 and 2019 “RODO. Przewodnik ze wzorami”, recommended by the President of the Polish Data Protection Office published in English by Wolters Kluwer Law and Regulation as “Guide to the GDPR”, author (together with Piotr Biernatowski) of the No 1 Wolters Kluwer Legal Bestseller 2022 “„Jak pisać pisma procesowe i prowadzić komunikację w sporze czyli książeczka o pisaniu pism” [„How to Communicate in a Dispute – The Little Book on Drafting Pleadings”]; represented the Republic of Poland in BIT arbitrations leading lawyer of the largest IT implementation project in CEE.

Maciej started his career with KPMG, moved to an independent Polish law firm M. Furtek i Wspólnicy. In 2008 Maciej established the Polish branch of the international law firm Bird & Bird. In 2017 Maciej established a new independent practice under the brand Gawronski & Partners which later became known as GP Partners.

Maciej’s track record includes undertaking (in 2014) work for the European Commission on cloud computing contracts and the Article 29 Working Party (the predecessor of the European Data Protection Board) on international data transfers.

Maciej has been responsible for the legal aspects of hundreds of IT projects. He created a contract for the largest IT implementation in the CEE’s financial sector – ZSI PKO BP and five further extensions (2002-2010), and subsequently created a first-of-its-kind quasi-outsourcing / quasi-body leasing maintenance and development agreement for the implemented ZSI system and two extensions (2010 to 2013).

Maciej has represented the Republic of Poland in a number of BIT arbitrations valued at up to EUR 2.5bn, and has represented clients before the Court of Arbitration at the ICC in Paris, the Court of Arbitration for Sport in Lausanne, the Polish Supreme Court, the Polish Supreme Administrative Court, the Polish Public Procurement Appeal Chamber, the Court of Arbitration at the Polish Chamber of Commerce, and the Polish Public Procurement Appeal Chamber, as well as before Polish common courts. He is known for taking an unorthodox, 360-degree approach to disputes, focused on deep facts review, communication, long-term planning and change of dispute dimensions.

Maciej edited and co-authored the bestselling “Guide to the GDPR” (published in 2018 in Polish and in 2019 in English) as well as the first complex study on the legal aspects of cloud computing in Poland: “Cloud Computing in the Polish Financial Sector – Regulations and Standards” (2011). He has contributed to numerous textbooks and publications on data protection, IT, outsourcing, franchise law, IP, and anti-money laundering. He has also contributed to IT systems and services assisting in data protection compliance: notably Good Data Protection Standard (, Wolters Kluwer’s LEX Compliance RODO (GDPR), and

Maciej lectured on data protection, cloud computing, information security, and business continuity at various universities. Currently Maciej is a Member of Scientific Council and a lecturer of the Personal Data Protection Law Institute at the University of Economics and Human Sciences in Warsaw. 

Maciej’s experience also includes advising on M&A, investment ventures and other corporate transactions; regulatory matters; and disputes.

 Rankings and recognition

  • Polish Personal Data Protection Office Award 2021
  • Chambers Europe 
  • Legal 500 

 Selected publications


  • Polish
  • English
  • French
  • Spanish


GP Partners
Gawroński, Biernatowski Sp.K.

T: +48 22 243 49 53


Al. Jana Pawła II 12

00-124 Warszawa


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Obsługa prawna – GP Partners
Ilustracja do „Cyberiady” Stanisława Lema, Daniel Mróz ©za zgodą Łucji Mróz-Raynoch