Clifford Chance offers seasoned competition law specialists, with experience managing multi-jurisdictional mergers, behavioural investigations and high-stakes litigation. Anastasios Tomtsis combines his merger control experience with State aid and foreign subsidies expertise. Milena Robotham stands out on antitrust investigations and merger control proceedings before the European Commission, while Ashwin van Rooijen is an expert in abuse of dominance matters, particularly within the technology and media sectors. Richard Blewett retired from the practice and Dieter Paemen left the firm in January 2026.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Clifford Chance’s competition and antitrust team is outstanding.'
- 'Their depth of knowledge and strategic insight set them apart—they don’t just react to issues, they anticipate them.'
- 'The team can guide clients through complex regulatory processes, offering clear, practical advice.'
- 'Their knowledge and understanding of the European Commission is exceptional.'
- 'They have a no-nonsense, commercial and strategic approach to key issues.’
- 'Anastasios Tomtsis is a great lawyer, very dedicated and a top-rate expert, especially in the area of State aid.'
- ‘The global service provided by Clifford Chance is an asset.'
- ‘Anastasios Tomtsis devised a coherent strategy in a very short time under demanding circumstances.’
Key clients
- Arcelik
- BlackRock
- Cooper Consumer Health
- Epic Games
- Foundem
- Fairsearch
- Haier
- Hellenic Financial Stability Fund (HFSF)
- ICG
- KONE
- Navantia
- Philip Morris International
- OLX
- Telekom Srbija
- TikTok
Work highlights
Advised Cooper Consumer Health on its acquisition of the over-the-counter business of Viatris Inc.
Advised Haier Smart Home on the global regulatory filings for its acquisition of Carrier's Commercial Refrigeration business for an enterprise value of $775m.
Representing Epic Games in its European Union antitrust and Digital Market Act actions against Apple and Google.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Other key lawyers
Anastasios Tomtsis; Milena Robotham; Ashwin van Rooijen