Marek Jeżewski, PhD
Advocate, Partner, Head of Dispute Resolution

Marek specializes in international arbitration, particularly investment and commercial arbitration. At K&P, he is responsible for the arbitration practice and the resolution of complex business disputes.
Marek has given lectures on International Economic Law, International Investment Law and EU Economic Law at Polish and foreign universities. He is the author of the leading Polish monograph on international investment arbitration (“Międzynarodowe prawo inwestycyjne”). Marek is also the author of numerous publications, published both in Poland and abroad. For several years he represented Poland in the work of the United Nations Commission on International Trade Law (UNCITRAL), participating in work, inter alia, on the rules of transparency in international investment arbitration. In 2011, Marek was nominated as the Commission’s Vice-Chairman.
Marek represents clients in investment arbitration disputes under different sets of rules, including ICSID, UNCITRAL, SCC, ICC, Swiss Rules of International Arbitration and others. He also has an ever-growing reputation as an arbitrator, having served as the presiding arbitrator or co-arbitrator in more than 10 arbitration cases.
Languages: Polish, English.
Membership: The Toruń Bar of Advocates. The Society of International Economic Law, The International Law Association, The Chartered Institute of Arbitrators.
Education: Nicolas Copernicus University in Toruń (Master of Law, 2002), University of Cardinal Stefan Wyszyński in Warsaw (PhD, 2008).
Recommendations: For many years, Marek Jeżewski has been recommended in dispute resolution by the most prestigious legal directories, including Legal 500 (Leading Individual), Chambers Global and Chambers Europe.
- Representing Spółdzielnia Pracy ‘Muszynianka’ in an ongoing investment arbitration dispute against Slovakia.
- Representing Bogl a Krysl ks and Max Bogl International in an investment dispute against Poland and the Polish Road Authority.
- Representing a Luxembourg Private Equity Fund in an investment dispute against Poland on a real estate matter.
- Representing Schooner Capital LLC in an investment arbitration dispute against the Republic of Poland.
- Advising a Luxembourg Private Equity Fund in an investment arbitration dispute against Poland on forcible sale of assets.
- Advising a UK Construction company in an investment dispute against Poland on road construction.
- Advising a furniture producer from Sweden on the international investment law aspects of wood delivery system.
- Advising energy company from Canada on the international investment law aspects of administrative proceedings.
- Representing owner of the fitness club’s chain in a dispute concerning lease agreements.
- Representing an energy company from Spain in a dispute concerning construction of wind turbines.
- Advising on a commercial arbitration dispute concerning lease agreements.
- Representing energy companies in disputes against the European Commission.
- Representing a group of shareholders of a state-owned company in proceedings before the European Court of Human Rights.
- Representing an individual against the Republic of Poland in proceedings before the European Court of Human Rights in a matter concerning violation of the right of free speech.
- Międzynarodowe prawo inwestycyjne, C. H. Beck
- Skutki braku notyfikacji przepisów technicznych ustawy o grach hazardowych, red. naukowa Maciej Taboroski, rozdział M. Jeżewski, Wolters Kluwer
- Arbitraż w prawie międzynarodowym, C.H. Beck
- Swoboda handlu międzynarodowego w prawie międzynarodowym, Scriptum
- Międzynarodowe prawo inwestycyjne, Beck
- „Odpowiedzialność za naruszenie traktatów inwestycyjnych zawartych przez Unię Europejską z podmiotem trzecim po Traktacie Lizbońskim”, e-Przegląd Arbitrażowy nr 4(7)/2011
- „Więcej arbitraży w czasach kryzysu”, Dziennik Gazeta Prawna
- „Jawność arbitraży inwestycyjnych przyjdzie z zewnątrz”, Dziennik Gazeta Prawna
- „Jawność w interesie obywateli”, Dziennik Gazeta Prawna
- Strasburg nie pomaga firmom, Dziennik Gazeta Prawna
- Litigation funding – an innovative answer to costly litigation, contact.bpcc.org.pl
- Article „How wide is the door to turn contracts into treaty obligations? Reflections on Prof. Rajski’s dissenting opinion in Eureko” from commemorative book of Prof. Jerzy Rajski „The challenges and the future of commercial and investment arbitration”.,
- Jak przedsiębiorca może zebrać pieniądze na prowadzenie procesów, Rzeczpospolita
- W obronie arbitrażu inwestycyjnego, Rzeczpospolita
- Inwestor musi się liczyć ze zmianą prawa , Dziennik Gazeta Prawna
- Mocny cios w arbitraż, Dziennik Gazeta Prawna
- Powstanie unijny trybunał inwestycyjny, Dziennik Gazeta Prawna
- Brexit może pomóc polskim firmom w uporządkowaniu ich biznesu, Business Insider
- Arbitraż międzynarodowy. Polska przegrała z agresywnym funduszem, ale nie składa broni, Money.pl
- Koronawirus: epidemia może oznaczać roszczenia zagranicznych firm, Rzeczpospolita
- Polski inwestor pozwie za brexit?, Dziennik Gazeta Prawna