Ingo Brinker
Biography
Ingo has led numerous significant cases before the German Federal Cartel Office (FCO), the European Commission and other international NCAs (UK, USA, France, Italy, Portugal, Spain and others), as well as before the European General Court, the European Court of Justice, and the German antitrust courts.
He is a member of the Studienvereinigung Kartellrecht (Chairman since 2018), the American Bar Association, the International Bar Association, and the Society of European Law. He has served as non-governmental advisor to the FCO since 2016.
For nearly 20 years, Ingo has been consistently recognized as a leading practitioner in antitrust and competition law by Chambers, GCR, Lexology, JUVE, The Legal 500, Best Lawyers among others.
Ingo has worked on numerous landmark matters* across almost every sector of the economy, including representing:
- ASICS in proceedings before the Düsseldorf Higher Regional Court relating to the prohibition by the German Federal Cartel Office of certain clauses in online sales
- Booking.com in proceedings before the German Federal Cartel Office and in the subsequent appeal before the Düsseldorf Higher Regional Court and the German Supreme Court in the so-called "best price clause" case
- GEMA in the EU Commission's CISAC proceedings and in the subsequent proceedings before the European General Court
- Infineon in connection with the EU antitrust proceedings regarding DRAM (first settlement case) and smart card chips (European Commission and European General Court)
- Leading global digital company in several proceedings, including before the German Federal Cartel Office in investigations under Articles 101 and 102 TFEU, in connection with its designation under Sec. 19a(1) German Act Against Restraints of Competition as an undertaking of "paramount cross-market significance," and the subsequent investigation under Sec. 19a(2) German Act Against Restraints of Competition
- Meta in proceedings before the German Federal Cartel Office regarding its designation under Sec. 19a(1) German Act Against Restraints of Competition as an undertaking of "paramount cross-market significance," and the subsequent investigation under Sec. 19a(2) German Act Against Restraints of Competition (Oculus)
- MunichRe in several merger control proceedings and on (re)insurance antitrust law issues
- Papierfabrik August Koehler AG in the European Commission's preliminary investigation regarding carbonless paper before the European General Court and the European Court of Justice, as well as in the follow-on damages actions (the first follow-on case under the new law, ORWI case)
- Rethmann Group in the German Federal Cartel Office's first investigation pursuant to Sec. 32f(2) German Act Against Restraints of Competition and in the subsequent appeal before the Düsseldorf Higher Regional Court; in numerous merger control, FSR and FDI proceedings before the European Commission, the German Federal Cartel Office and numerous antitrust and regulatory authorities worldwide, including in connection with the acquisition of RWE Umwelt AG, the acquisition of a majority stake in and control of Transdev S.A., the acquisition of sole control of TSR, the acquisition of DSD GmbH Der Grüne Punkt (German Federal Cartel Office and Düsseldorf Higher Regional Court) and the establishment of numerous joint ventures (including with Aurubis, Danish Crown, SIMS Metal)
- Siemens in connection with the EU antitrust proceedings involving GIS and High Performance Transformers
- Syngenta in numerous EU merger control proceedings, including the merger of the agribusiness divisions of Novartis and AstraZeneca (formation of Syngenta, Phase II investigation with commitments), the acquisition of Monsanto's sunflower seed business (referral under Article 22 EU Merger Regulation, Phase II investigation with commitments), the takeover by ChemChina (Phase II investigation with commitments)
- Thyssenkrupp in various transactions and on compliance issues
- Vanderlande in the European Commission's proceedings regarding the referral request by the Portuguese Competition Authority under Article 22 EU Merger Regulation concerning the acquisition of a business unit from Siemens
*Experience prior to joining Weil.
Firm News & Announcements, Awards and Recognition
Firm News & Announcements
- Weil Lawyers Recognized in Best Lawyers in Germany™ 2027 Edition Firm Announcement — June 22, 2026
- Weil’s German Expansion Continues with Two More Influential Partner Hires, Fueling Growth of Global Antitrust Platform Press Release — April 21, 2026
Awards and Recognition
- Thought Leader for Antitrust - Global Elite Award Brief — Global Competition Review
- Band 1 – Competition/European Law Award Brief — Chambers Germany
- Legal All Star in Competition Law Award Brief — Wirtschaftswoche
- Member of the Hall of Fame - Antitrust Lawyers Award Brief — The Legal 500 Germany