Niklas Maydell

Partner Brussels, London


Niklas Maydell
Niklas is a partner in Weil’s Antitrust practice and leads the Firm’s Brussels office. He has advised on some of the most high-profile and complex M&A transactions of the past decade, represented corporations on a wide range of behavioural antitrust matters, and acted as lead counsel on antitrust-related litigation and arbitration cases. He routinely represents clients before the European Commission, EU Member States’ competition/foreign investment authorities, and other key regulators globally.

Niklas has been a driving force behind the antitrust group’s ranking in the top ten of GCR’s 2024 Global Elite: Mergers “thanks to rapidly growing competition teams in Brussels”, “excelling in merger control matters”, and boasting “an impressive list of Big Tech clients”. He is recognised as a “Rising Star” in competition by Legal 500 EMEA, as a “Rising Star” in Legal Media Group’s Expert Guides for Competition and Antitrust, and as a “Notable Practitioner” for competition by IFLR.

Representative experience includes:*

  • Microsoft on its $10 billion investment in OpenAI
  • Advent International and NielsenIQ before the European Commission on NielsenIQ’s combination with GfK, winning a rare conditional Phase 1 approval
  • TPG on its proposed acquisition of Angelo, Gordon & Co., L.P., a $73 billion alternative investment firm focused on credit and real estate investing
  • A third-party in relation to the European Commission’s investigations into Amazon/iRobot and Amazon/MGM
  • on its investment in Visable Group
  • Advent International on its $6.4 billion acquisition of Maxar Technologies, a provider of space solutions and geospatial intelligence
  • Brookfield Renewable Partners on its $7.9 billion acquisition of nuclear power plant equipment maker Westinghouse Electric before the European Commission
  • Eutelsat on its $3.4 billion combination with OneWeb before the European Commission and multiple antitrust agencies globally, creating a leading satellite services provider
  • Microsoft on its ~$70 billion acquisition of Activision Blizzard, Inc., before the European Commission, winning conditional Phase 2 approval in what is widely recognised as one of the most significant antitrust matters to-date
  • Brookfield on its €17.5 billion acquisition of Deutsche Telekom AG’s tower business and its $16 billion acquisition of Nielsen
  • An affiliate of Lone Star Funds on the €5.2 billion sale of MBCC Group to Sika before the European Commission and multiple antitrust agencies globally, obtaining conditional EC Phase 1 approval
  • NVIDIA on its then-proposed $40 billion acquisition of Arm
  • Alstom on its acquisition of Bombardier Transportation before the European Commission winning conditional Phase 1 approval, and on its then-proposed €15 billion combination with Siemens. The Financial Times described it as “one of the most important test cases for the European Commission,” and “setting a political precedent that could reshape the EU’s approach to contentious mergers in strategic industries for years to come”
  • LVMH Group on its $16.2 billion acquisition of Tiffany & Co., the largest deal in the luxury industry to date, obtaining unconditional EC Phase 1 approval
  • Google in the European Commission investigation into data-related practices
  • Deutsche Bank’s DWS on several merger control matters before the European Commission and other antitrust agencies globally
  • Capgemini on its acquisition of Altran Technologies before the European Commission, creating a €17 billion IT and digital services group
  • Allergan in connection with Allergan’s then-proposed $160 billion merger with Pfizer and with the industry-transforming $39 billion sale of its generic pharmaceuticals business to Teva following conditional EC Phase 1 approval
  • LG Chem in relation to BASF’s €1.6 billion acquisition of Solvay’s nylon business
  • Samsung Electronics in its $1.05 billion sale of its worldwide printer business to HP Inc before the European Commission
  • Lafarge in connection with its €40 billion merger with Holcim, creating the world’s largest cement supplier, winning conditional EC Phase 1 approval
  • Gazprom in its $2 billion asset swap with Wintershall and in a multibillion gas arbitration with a European wholesaler
  • Recticel, Europe’s leading PU foam supplier, in one of the first EC cartel settlement cases
  • A multinational semiconductor supplier in a European Commission abuse of dominance investigation
  • Danske Statsbaner (DSB), the national Danish railway company, in successful trademark litigation before the European Court of Justice
  • A leading oil & gas major in EU antitrust proceedings, including dawn raids
  • A top-tier chemicals supplier in an EU investigation into alleged abuse of dominance conduct
  • A major natural gas storage company on an antitrust law defense in arbitration proceedings before the German Arbitration Institute (DIS)
  • A leading oil & gas company in SCC arbitration proceedings involving Articles 101 and 102 TFEU
  • A global pharmaceutical company in arbitration proceedings resulting from the implementation of EU commitments following a conditional merger control approval

(*including from previous firm)

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