LAWYER PROFILE
Márton Kocsis

Márton Kocsis

Europe 2026

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Ranked in 1 practice area

About

Provided by CERHA HEMPEL

Practice Areas

Antitrust & Competition, Mergers & Acquistions, IT & Privacy, Public Law & European Law

Career

Marton Kocsis is the head and manages the day-to-day operation of the Competition & Compliance Practice Group at CERHA HEMPEL Dezső. He is a highly experienced and respected competition lawyer who has been active in all fields of regulatory law for well over a decade. Marton worked for the Hungarian Competition Authority in Budapest and the European Commission Directorate General for Competition in Brussels for more than eight years. He participated and acted as a leading investigator in several high-profile cartel and abuse of dominance cases.

During his first stint at CERHA HEMPEL Dezső (formerly CHSH Dezső & Partners), he acted as a senior associate, representing international clients in high-profile cartel, antitrust and consumer protection cases before authorities and courts.

In 2019, he spent a year as Group Compliance Chief Counsel of MOL Group, the largest oil company in the CEE region, before returning to lead the Competition & Compliance Practice Group of CERHA HEMPEL Dezső in close cooperation with Mr Polauf. Marton was appointed as partner in June 2022 and slowly took over the day-to-day management of the group from Mr. Polauf who started to focus on managing the entire firm.

Marton s is also a long-serving member of the Supervisory Board of the Hungarian Competition Law association, as well as external member of the marketing-compliance advisory board of Yettel, a strong player on the Hungarian telecommunications market.

Professional Memberships

Budapest Bar Association

Personal

Eötvös Loránd University, Law Faculty, Budapest, Hungary – Master in Law studies with a “cum laude” result (09.2002 – 06.2007),

Qualified lawyer in Hungary with a result of “Good” (04.2011- 02.2012), IBC Legal EU Competition Law Summer School, Cambridge, United Kingdom - IBC Legal’s summer school on EU competition law (08.2013), OXERA Using Economics in Competition Law, Oxford, United Kingdom - Oxera’s course on competition economics (04.2014)

Chambers Review

Provided by Chambers

Chambers European Guide

Competition/Antitrust - Hungary

Band 3
Band 3

Individual Editorial

Márton Kocsis advises clients on merger control filings and competition law compliance matters, including around public procurement tenders. He has additional experience in behavioural matters, often representing clients in appeals against fines and consumer protection investigations.

Strengths

Provided by Chambers

  • He has a real understanding of business and is proactive.

    Competition/AntitrustChambers European Guide
  • His leadership style fosters collaboration and trust, and his ability to balance strategic thinking with practical solutions makes him an invaluable partner.

    Competition/AntitrustChambers European Guide
  • His strength is obtaining competition authority permissions, he knows everything about the procedures so it was a pleasure to work with him.

    Competition/AntitrustChambers European Guide
  • It is always a pleasure to discuss any matter with him and get his expert view.

    Competition/AntitrustChambers European Guide
  • He is well prepared, smart, intelligent and helpful.

    Competition/AntitrustChambers European Guide

Ranked Individuals at CERHA HEMPEL (36)

Austria

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