Claudia Koken.

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‘Allround’ specialist

Claudia Koken (admitted to the Bar in 2000) advises on the full range of Dutch and European competition law, state aid, corporate compliance (inclusive anti-bribery, anti-corruption, ethics) and consumer law. Claudia has over 25 years of work experience. Until June 2022 Claudia was active on the market under the name C-law Competition Lawyers.

Claudia started her career in 1998 as a regulator with the Dutch competition authority. Subsequently, she worked as a competition lawyers for the global law firms BakerMcKenzie, and Norton Rose Fulbright, in Amsterdam and Brussels and as Partner for two Dutch law firms.

Claudia has successfully assisted dozens of enterprises in obtaining clearance from The Hague and Brussels for a merger or acquisition. She has a great deal of experience with multi- jurisdiction cartel investigations and leniency applications. Moreover, she frequently goes ‘in-house’ on strategic competition and compliance secondment projects with corporates.

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.

Claudia studied Dutch law at Maastricht University (LL.M)(1996) and European law at the University of Amsterdam (LL.M)(1997). Subsequently, she completed four postgraduate programmes in: Dutch and European competition law (2001), in Mergers and Acquisitions (2010), in Privacy and Data Protection Law (2017), and in US Law (George Washington University Law School, GWU)(2019).


  • Dutch Bar Association
  • the International Bar Association (IBA)
  • the American Bar Association (ABA) (section Antitrust Law)
  • Dutch Association of Competition Law
  • the Dutch Association of Food Law
  • the Dutch Association of Distribution, Franchise and Agency
  • Society of Corporate Compliance & Ethics Association
  • Vereniging voor Investeringstoetsing (Wet Vifo, FDI)
  • W@CompetitionNetherlands (Founder and Board Member)


Claudia is ranked in Chambers, Europe, The Netherlands, 2020, 2019, 2018, 2017 and 2016 as ‘leader in the field’ of competition law & EU law.

What clients say about Claudia

Art Reijtenbagh - Chief Partnership Officer PlantLab Group

Claudia always looks for a win-win situation, scrutinizes the substantive business matters fast and well, works carefully, asks the right questions, has wise advises and switches quickly, when the situation requires it.

Art ReijtenbaghChief Partnership Officer PlantLab Group
Peter Klaassen - Directeur

We know Claudia as very diligent and knowledgeable lawyer. She advises us in various compliance related topics. Because of her thorough and practical way of working we love working with her.

Peter KlaassenDirecteur
John Beerens  - CEO,

With we exploit the biggest online webshop for hairdressing products in the Netherlands with more than 250 brands in our assortment. In doing so, we operate in a very competitive and transparant market. Frequently, questions arise with regard to European law and competition law. What is allowed? What is not allowed? Claudia advises us fast and in clear language, thinks practically and strategically along with us as her client and she is solution-oriented.

John Beerens CEO,
Peter de Jong  - Chairman of the Board (CEO), Brocacef Groep NV

Claudia is an excellent lawyer, professional, hands-on and she thinks in practical solutions.

Peter de Jong Chairman of the Board (CEO), Brocacef Groep NV
mr. Mischa Menheere  - General Counsel & Compliance Officer, ICL Europe

A really great professional: excellent knowledge of competition law, always well prepared and above all, a nice person to brainstorm with!

mr. Mischa Menheere General Counsel & Compliance Officer, ICL Europe
Jan Boog  - Manager Werk en Leerbanen, Aldivèr

Claudia has represented our company great during the whole Article 24 Dutch Competition Act complaints procedure at the ACM, with knowledge of the facts and personal commitment.

Jan Boog Manager Werk en Leerbanen, Aldivèr
Kristian Ruis - Global Risk Manager Interfood Group

As leading global dairy supplier Interfood Group facilitates distributing over 900.000 MT dairy products per annum. We value Claudia's advice regarding the competition law aspects accompanying our worldwide distribution mandates.

Kristian RuisGlobal Risk Manager Interfood Group
Jan Paul Franx - FG Lawyers, Partner

Our firm has instructed Claudia Koken in a variety of competition related matters, Claudia is on the ball, delivers clear and solid advice and is an excellent relationship manager.

Jan Paul FranxFG Lawyers, Partner