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Portrait of Tomasz Sancewicz

Tomasz Sancewicz


CMS Cameron McKenna Nabarro Olswang Pośniak i Bejm sp.k.
Warsaw Financial Centre
ul. Emilii Plater 53
00-113 Warsaw
Languages Polish, English, German

Tomasz Sancewicz is a counsel and highly experienced legal advisor in the CMS Employment Team.

He advises clients on the full spectrum of employment matters, including hiring structures, working time, salary structures, internal by-laws, restructuring, redundancies, individual terminations and dismissal strategies / structures. He helps clients to be compliant with Polish employment regulations. 

He is very experienced in dealing with bullying cases, internal investigations and other compliance-related employment issues. Moreover, Tomasz advises on staff matters in corporate deals and coordinates employment issues in transactional deals. 

Tomasz is very active in mentoring young talents at CMS and helps to develop CMS Poland’s mentoring programme for all practices. 

He frequently contributes legal articles to Poland’s daily newspaper “Rzeczpospolita” and is the co-author of the book on compliance „Systemy zarządzania zgodnością - compliance w praktyce”.

Legal directory Legal 500 recommends him as a labour law specialist and a “Rising Star”.

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Relevant experience

  • One of the Advent International portfolio companies on the acquisition of the CEE business of a global generic and pharmaceuticals manufacturer and took care of the Polish employment angle of the transaction. This transaction was named CEE Deal of the Year 2019 by CEE Legal Matters.
  • A global investment bank on all sorts of employment issues, including: on-call duties, criminal checks process, maternity issues, team moves, non-compete issues, posted workers, employee representatives, digitalization.
  • Carried out forensic investigations for one of the clients from technology sector . He actively participated in the whole process being the part of the interrogation committee. This challenging experience broadened his already wide expertise in handling internal investigations.
  • A global company from the business advisory sector -  helping the Client to review, implement and translate its corporate policies, including code of conduct and other workplace regulations. Coordinating this project on a CEE level.
  • An international company from the agriculture business - advising in starting up their business operations in Poland, assisting in developing corporate standards in HR documentation, advising on closing down the business line in Poland.
  • A global company from FMCG sector - defending the Company in a precedent-setting litigation relating to overtime of field workers. Extensive legal experience, insight knowledge and scrupulous analysis of the facts helped to dismiss the case.
  • A franchisor of global brands - advising on a complex and contentious termination of a senior employee. It required a sensitive approach and extensive legal experience in handling discrimination claims. 
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Memberships & Roles

  • Member, Warsaw Bar Association.
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  • University of Warsaw, Faculty of Law and Administration, M. A.
  • University of Cambridge & University of Warsaw, British and European School of Law.
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