A&O Shearman
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Well-regarded for its ‘great knowledge’ and ’pragmatic manner’, A&O Shearman handles high-stakes matters spanning Dutch, EU and multijurisdictional enforcement. The team is frequently engaged in significant merger control filings before the Dutch Authority for Consumers and Markets and the European Commission, and elsewhere stands out in cartel investigations and competition litigation. Kees Schillemans, who co-leads the practice is a highly sought-after litigator in large-scale follow-on damages actions. Fellow co-head Pieter Huizing brings longstanding experience in complex merger control and antitrust matters, including mandates in regulated sectors such as aviation and energy. Midas Klijsen left the firm in March 2025.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘The team has demonstrated a remarkable ability to understand our business context quickly and thoroughly.’
- ‘Pieter Huizing is a great lawyer. His approach is reassuring: always reachable, consistently providing practical and business-oriented advice, and demonstrating a clear understanding of our priorities.'
Key clients
- RTL Group
- KPN