LAWYER PROFILE
Boris Bronfentrinker

Boris Bronfentrinker

Europe 2026

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Ranked in 2 practice areas

About

Provided by Willkie Farr & Gallagher LLP

Practice Areas

Boris is a solicitor advocate practicing in complex commercial litigation, with a particular focus on competition litigation. He has represented clients, both as claimants and defendants, in leading and high profile cases in both the High Court of England & Wales and the Competition Appeal Tribunal, as well as coordinating competition litigation proceedings in other jurisdictions globally. Regularly acting for both claimants and defendants gives Boris a unique perspective and insight into the conduct of competition disputes from both sides. Boris is experienced in not only litigating cases to judgment but also resolving claims through alternative dispute resolution, such as mediation.

Boris has experience across a wide range of sectors including automotive, financial services and payment systems, transportation, communications, chemicals, recruitment services and consumer products. He has been involved in most of the major competition litigation disputes in Europe, including Interchange Fees, Trucks, Car Parts, Polyurethane Foam, Marine Hoses, Construction Recruitment, Foreign Exchange, Roll-on Roll-off Vehicle Carriers, Mechanical & Electrical Carbon, Air Cargo, Elevators & Escalators and Smart Phones.

Personal

King's College London, Post Graduate Diploma, 2007, University of Sydney, Bachelor of Laws,

1999, University of Sydney, Bachelor of Economics, 1997

See: https://www.willkie.com/professionals/b/bronfentrinker-boris

Chambers Review

Provided by Chambers

Chambers European Guide

Competition Law: Private Enforcement: Claimant - UK

Band 1
Band 1

Individual Editorial

Boris Bronfentrinker has notable experience acting for both defendants and plaintiffs in collective proceedings. He is active in matters involving the retail, financial services and automotive sectors. He is the European head of Willkie Farr & Gallagher's competition and antitrust litigation practice.

Competition Law: Litigation - UK

Band 3
Band 3

Individual Editorial

Boris Bronfentrinker has notable experience acting for both defendants and plaintiffs in collective proceedings. He is active in matters involving the retail, financial services and automotive sectors. He is the European head of Willkie Farr & Gallagher's competition and antitrust litigation practice.

Strengths

Provided by Chambers

  • He brings a wealth of knowledge in an area that is evolving and he is an aggressive, strategic thinker.

    Competition Law: Private Enforcement: ClaimantChambers European Guide
  • He has provided a level of strategic thinking, pragmatism and commercial awareness in a matter with significant legal complexity and business importance.

    Competition Law: Private Enforcement: ClaimantChambers European Guide
  • Boris Bronfentrinker is unique. He's been excellent and is an incredibly hard working, commercially-minded litigator. I'd recommend him for important cases.

    Competition Law: Private Enforcement: ClaimantChambers European Guide
  • He is super clever, a real rainmaker and is extremely resourceful and smart.

    Competition Law: Private Enforcement: ClaimantChambers European Guide
  • Boris Bronfentrinker has a fast intellect, is easy to get on with and is a brilliant lawyer.

    Competition Law: Private Enforcement: ClaimantChambers European Guide
  • He brings a wealth of knowledge in an area that is evolving and he is an aggressive, strategic thinker.

    Competition Law: LitigationChambers European Guide

Ranked Individuals at Willkie Farr & Gallagher LLP (16)

Belgium

Italy

UK

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