Ms Janneke Kohlen > Bird & Bird > The Hague, Netherlands > Lawyer Profile

Bird & Bird
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Work Department

Competition & EU Law


Janneke is partner in our Competition & EU Law practice and is based in The Hague. Janneke specialises in competition law and public procurement law and advises a wide variety of clients, both contentious and non-contentious. She has substantial experience in merger control, cartel cases and abuse of dominance. Janneke has broad expertise in advising on distribution agreements and frequently provides in-house competition compliance programs and trainings to clients. Additionally, she has extensive experience in drafting Codes of Conducts and compliance manuals for companies with a focus on competition law. In addition, she advises a wide variety of clients on public procurement issues throughout the process from reviewing tender documents and advising clients on which questions should be asked of the procuring entities and representing companies in court, if necessary. Her practice areas are primarily focused on the postal and telecommunications, consumer products as well as food and beverages sectors. She is also a member of our Tech & Comms Group. Janneke also publishes regularly and is co-editor for the European and Economic chapter of the Dutch journal ‘Juridisch Up To Date’.

Testimonials – The Legal 500 EMEA 2021

‘Janneke Kohlen, together with her strong team, is able to answer questions quickly and thoroughly.’

‘Janneke Kohlen is always well prepared for any meeting, as is her strong team. She combines her incredible legal knowledge with deep industry knowledge and is able to answer questions quickly and thoroughly. A great thing about Janneke is that she does not present the rules of law, but that she thinks along with the organisation and comes up with practical, step-by-step and easy to implement tools for every situation.’


Before joining us in 2009, Janneke worked for another top tier law firm in the Netherlands. In 2011, she successfully completed the post graduate public procurement course at the Grotius Academy.


Dutch and English


Member of the Dutch Associations for Competition Law and Public Procurement Law.


Janneke was admitted to the bar in 2005.

Lawyer Rankings

Netherlands > EU and competition

(Next Generation Partners)

Janneke KohlenBird & Bird

Bird & Bird maintains a strong focus in TMT, and regularly advises clients in these fields on investigations, leniency applications, public enforcement and sanction inquiries, while also litigating in damages cases before both domestic and EU courts. The practice, led by Pauline Kuipers, also advises on dawn raids and digital data investigations. Kuipers, with a TMT focus, specialises in cartel procedures, abuse of dominance matters and merger notifications to the ACM and the EC. Janneke Kohlen also specialises in competition law, advising a wide variety of clients on both contentious and non-contentious issues including merger control, cartel cases and abuse of dominance cases.

Netherlands > Industry focus: Media and entertainment

Bird & Bird leverages its large and multi-disciplinary TMT group in order to advise clients on complex national and multi-jurisdictional projects. Co-heads of the media group Olaf Trojan and Paul Waszink specialise in different areas within media – Trojan is the first port of call for national and regional newspapers seeking advice on freedom of speech and internet-related matters, while Waszink focuses on regulatory matters in the telecoms space and represents media parties in FOI proceedings. Competition and EU law expert Janneke Kohlen works on horizontal cooperation agreements and distribution agreements and frequently provides in-house competition compliance programs and training to clients. The breadth of the practice is further demonstrated by the activity of senior counsel Wilfred Steenbruggen and Berend Van Der Eijk, data protection experts, who advise clients in the media space on such compliance matters.

Netherlands > Industry focus: healthcare and life sciences

Bird & Bird‘s healthcare and life sciences practice is known for its IP focus, with practitioners ‘very strong in chemical and pharmaceutical patent matters (including regulatory issues)’. Hague-based Marc van Wijngaarden co-heads the Dutch life sciences group, specialising in patent litigation, compliance, corporate and competition laws for pharmaceutical, biotech and medical devices companies. Fellow co-head Michiel Wurfbain advises on cross-border M&A deals, public-to-private transactions, financial matters and corporate governance. Armand Killan is an expert in patent disputes involving medical devices and pharmaceutical clients. Amsterdam-based Wouter Pors focuses on complex contentious matters concerning regulatory issues and IP disputes with an EU-wide dimension. Competition & EU Law expert Janneke Kohlen assists clients with public procurement, merger control, cartel cases and abuse of dominance matters. Patent and trade secret issues are the main focus of Tjibbe Douma‘s practice. Counsel Peter Van Gemert and associate Hester Borgers are key patent litigation and regulatory specialists in the team.