Marek Chmaj

Year of birth


Place of residence



  • Polish


  • English
  • Polish
  • Russian


  • antimonopoly law
  • commercial agreements in general
  • company law
  • energy law
  • infrastructural projects
  • real estate, construction

Professional certification

Legal Counsel


  • Higher education, professor of law.

Professional career

  • Professor of law, granted by The President of Poland in 2009;
  • Legal Advisor;
  • Managing Partner and Head of the Constitutional and Administrative Law Department in Chmaj and Partners Law Office Limited Partnership (Spółka komandytowa) in Warsaw
  • Professor in the Department of Public Law in University of Social Sciences and Humanities
  • Ex-Dean of the Faculty of Economics and Law in Real Estate University in Warsaw, ex-associate dean of the Faculty of Law and Administration in University of Warmia and Mazury
  • Lecture in Polish and European universities (f.ex. University of Warmia and Mazury, Maria Curie-Skłodowska University, University in Castello – Spain, University of Bari in Italy, University of Latviain in Ryga)
  • Expert of : Polish Parliament, President’s office, Institute of Public Affairs, local self -government bodies, Committees in Sejm,
  • Author and co-author of several dozen publications of administrative and self-governmental issues, and about 200 other publications

Arbitration experience

  • Participated and arbitrated in arbitration proceedings (last in June 2014).

Membership in organizations

  • Member of the National Chamber of Legal Advisors from 2001;
  • Polskie Towarzystwo Prawa Konstytucyjnego.


  1. Wolność zrzeszania się w Polsce, (red.) Marek Chmaj, Warszawa 2008, Wyd. C. H. Beck,  ss. 234;
  2. Zamówienia publiczne, (red.) Marek Chmaj, Warszawa 2008, Wyd. Publicus, ss. 351 (wydanie II: Warszawa 2010, s. 364);
  3. Ustawa o dostępie do informacji publicznej. Komentarz, Mariusz Bidziński, Marek Chmaj, Przemysław Szustakiewicz, Warszawa 2010, Wyd. C. H. Beck, ss. 203;
  4. Administracja rządowa w Polsce, (red.) Marek Chmaj, Warszawa 2012, Wyd. Difin, ss. 222;
  5. Status prawny rady gminy, (red.) Marek Chmaj, Warszawa 2012, Wyd. Difin, ss 288;
  6. Prawo samorządu terytorialnego, (red.) Marek Chmaj, Warszawa 2013, Wyd. Difin, ss. 312;