Joanna Christoforou has experience representing clients in EU and UK competition matters before the European Commission, the European Court, the Competition and Markets Authority, the Financial Conduct Authority, the Competition Appeal Tribunal, the High Court, the Court of Appeal, the Supreme Court and antitrust authorities in other jurisdictions. She defends clients in relation to competition disputes and claims, investigations, cartels, dawn raids, dominance, pricing, discounts, promotions, parallel trade and refusals to supply. Joanna works across a broad range of industries, including retail, grocery, financial services, commodities and healthcare. She is admitted to practice in England and Wales and in the Republic of Ireland.

Joanna is a member of the team that scored a landmark victory in the Court of Appeal for Sainsbury’s against Visa. Joanna is also a member of the team which in 2018 was awarded Behavioural Matter of the Year—Europe for ‘Challenges to CMA Search Warrants’ by Global Competition Review.