Department profile
Hansberry Tomkiel

Competition/Antitrust

Europe Guide 2026 : Poland

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Hansberry Tomkiel

Rankings

About

Provided by Hansberry Tomkiel

The Firm's clients are from the US, Europe and China. The industries in which the team provided representation in 2024 include: online games platforms; payment card organization; video surveilance and security systems; railways; sports clubs; food and agricuture industries;online travel services.

Hansberry Tomkiel's offer includes advice and representation in the following areas of competition and consumer protection law:

  • Agreements distorting competition (such as price-fixing, bid-rigging, etc.);
  • Merger notification filings and representation before Polish and European Competition Authorities;
  • Abuse of dominance cases;
  • Antitrust damage actions (private enforcement in civil courts);
  • Investigatory proceedings by the Polish Competition Authority;
  • Appellate litigation following decisions of the Polish Competition Authority;
  • Unfair competition litigation before civil courts;
  • Consumer protection, unfair advertising, use of misleading information; and
  • Market supervision and product control.

Chambers Review

Provided by Chambers

Competition/Antitrust - Poland

Band 4

What the Team is Known For

Focused on contentious matters, Hansberry Tomkiel is a competition law boutique that represents a variety of clients before the Polish competition authorities. The team assists with behavioural investigations and high-profile damages claims, as well as acting for clients in court on challenges to authority decisions. The practice also handles merger clearance matters, including sophisticated phase II investigations. Additionally, the law firm provides compliance advice to Polish and multinational companies, particularly regarding distribution strategies.

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Work Highlights

Provided by Chambers

  • Hansberry Tomkiel represented Verdano Investment in an appeal against a finding of alleged anti-competitive horizontal agreements.

Strengths

Provided by Chambers

  • We appreciate the team's knowledge of the antitrust laws and governmental agencies in Poland and its thoroughness.

    Competition/Antitrust respondentEurope

  • The team provides a substantive approach, consistency in action and a clear explanation of issues and challenges.

    Competition/Antitrust respondentEurope

  • The team's attention to detail and customer service really stand out. The lawyers really make your life easier.

    Competition/Antitrust respondentEurope

Notable Practitioners

Provided by Chambers

  • Dorothy Hansberry-Bieguńska
    Dorothy Hansberry-Bieguńska

    Dorothy Hansberry-Bieguńska

    Dorothy Hansberry-Bieguńska is well known for her broad competition law practice, which encompasses mandates for major clients in behavioural investigations and high-profile private enforcement actions, as well as complex merger clearance work. She also offers advice on competition law compliance in relation to distribution agreements.

    • She is very well-versed in the Polish antitrust laws and has a good understanding of international businesses. She connects the two quite well.

      Competition/Antitrust respondentEurope

    • Dorothy Hansberry-Bieguńska is fantastic. She is super experienced, she's excellent on strategy and manages the team very well.

      Competition/Antitrust respondentEurope
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  • Małgorzata Krasnodębska-Tomkiel
    Małgorzata Krasnodębska-Tomkiel

    Małgorzata Krasnodębska-Tomkiel

    Małgorzata Krasnodębska-Tomkiel represents clients in investigations by the competition authority, as well as in appeals against its decisions. She also offers experience with complex phase II merger control investigations and compliance advice, including around distribution issues.

    • Her knowledge of competition law and how the authority works is first-hand.

      Competition/Antitrust respondentEurope

    • We had an open, objective and substantive cooperation with her.

      Competition/Antitrust respondentEurope
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Ranked Individuals at Hansberry Tomkiel (2)

Poland

Members

Provided by Hansberry Tomkiel

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