Ranked in Chambers Europe 2020

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Claudia Koken LL.M.

Advocaat/Attorney-at-law

Claudia Koken (admitted to the Bar in 2000) advises on the full range of Dutch and European competition law, corporate compliance and consumer law. She is the founder of C-law and has over 20 years of work experience.


In particular, she has a great deal of experience with Dutch and European cartel law and with large-scale merger control proceedings. For many years she was the lawyer for a number of large construction companies (including Koop Tjuchem) that were at the centre of the notorious “construction fraud affair”. Claudia has also successfully assisted dozens of enterprises in obtaining clearance from The Hague and Brussels for a merger or acquisition. Before setting up C-law in 2013, she worked as a regulator with the ACM and as a competition lawyer with the international law firms Baker & McKenzie, Norton Rose Fulbright (Amsterdam and Brussels), and with two Dutch firms.

In addition to her work as a lawyer, Claudia is co-founder and board member of W@CompetitionNL (a Dutch platform for women competition professionals, and part of the international W@ organisation) and guest lecturer in competition law at Tilburg University and the Eindhoven University of Technology.

Claudia studied Dutch law at Maastricht University (LL.M) and European law at the University of Amsterdam (LL.M). Subsequently, she completed four postgraduate programmes in: Dutch and European competition law, in Mergers and Acquisitions, in Privacy and Data Protection Law, and in US Law (George Washington University Law School).

Memberships: Dutch Bar Association, the International Bar Association (IBA),  the American Bar Association (ABA)(section Antitrust Law), the Society of Corporate Compliance & Ethics Association, Dutch Association of Competition Law, the Dutch Association of Food Law.

Rankings: Chambers & Partners, Europe, The Netherlands, 2020, leader in the field of competition law & EU law.

Clients say: 
"Very experienced"
"She is fully aware of our business" 
"We value her technical knowledge and commercial approach"
"She provides to-the-point, convincing legal advice which is value for money" 
"Claudia works easily with all kinds of people and is fun to work with."