• About us
  • People
  • Expertise
    • Sectors
        • Technology, media & communications Technology, media & communications
        • Private Wealth Private wealth
        • Real estate, infrastructure & energy
        • Life sciences & healthcare icon Life sciences & healthcare
        • Aerospace & defence
        • Automotive & mobility
        • Business & professional services
        • Chemicals
        • Consumer & retail
        • Financial institutions & insurance
        • Hotels, hospitality & leisure
        • Logistics & transport
        • Manufacturing & industrials
        • Public services & education
    • Legal services
        • Artificial intelligence
        • Banking & finance
        • Brands & advertising
        • Commercial & consumer contracts
        • Competition, EU & trade
        • Copyright & media law
        • Corporate crime & compliance
        • Corporate/M&A & capital markets
        • Data & cyber
        • Disputes & investigations
        • Employment, pensions & mobility
        • Environmental, planning & regulatory
        • Environmental, social & governance (ESG)
        • Information technology
        • Multi-service
        • Patents & innovation
        • Private client
        • Private equity
        • Projects, energy & infrastructure
        • Real estate & construction
        • Regulation
        • Restructuring & insolvency
        • Tax
        • Venture capital
  • Locations
    • Europe
        • Locations
        • Austria
        • Belgium
        • Czech Republic
        • France
        • Germany
        • Hungary
        • Italy
        • Netherlands
        • Poland
        • Portugal
        • Ireland
        • Slovakia
        • Spain
        • United Kingdom
        • Ukraine
          Groups & regions
        • CEE Turkish Desk
        • French German group
        • Our offices
    • Middle East & Africa
        • Locations
        • Middle East
        • UAE
          Groups
        • Africa group
        • Israel group
        • Our offices
    • Americas
        • Locations
        • Latin America
        • USA
          Groups
        • Brazil group
        • Our offices
    • Asia
        • Locations
        • Asia
        • China
        • South Korea
          Groups
        • India group
        • Japan group
        • Our offices
  • Insights
    • Insights
        • Featured Topics
        • Artificial intelligence
        • Data Centre Expertise
        • The EU Whistleblower Directive
        • German Supply Chain Act
        • Unified Patent Court
          Content hub
        • Global Data Hub
        • Interface: tech, IP and media law
        • Podcasts
        • Synapse
        • Browse All Insights
    • Events
        • In person
        • Online
        • Browse All Events
    • News
        • Media centre
        • Work highlights
        • Firm news
        • Browse all news
  • Careers
  • EN
    • English
    • 中文(简体)
    • Français
    • Deutsch
  • Home
  • People
  • Stef Geelen
Stef Geelen
Stef Geelen

Stef Geelen

Associate

  • Eindhoven Netherlands
Contact Me Today
+31 88 02 43 134
vCard
Email me Call me

Stef Geelen is an associate in our Competition, EU & Trade practice group. He advises and litigates on all aspects of competition law, public procurement, and state aid. In addition, he has extensive experience with Foreign Direct Investments and the Foreign Subsidies Regulation.

His practice focuses specifically on public procurement and competition law. Stef has been involved in complex, cross-border procurement procedures and is active in civil competition cases. He is also regularly part of teams handling merger control proceedings, FDI-notifications, and notifications under the Foreign Subsidies Regulation.

 

 

Expertise

Services and Groups

Competition, EU & trade

Sectors

Technology, media & communications
Life sciences & healthcare
Consumer & retail
Logistics & transport
Public services & education
Aerospace & defence

CV

Since 2021 Associate, Taylor Wessing
2020-2021 LLM, Business and Commercial law, Maastricht University (cum laude)
2017-2020 LLB, Dutch law, Maastricht University

Career

Since 2021 Associate, Taylor Wessing

Education

2020-2021 LLM, Business and Commercial law, Maastricht University (cum laude)
2017-2020 LLB, Dutch law, Maastricht University

Additional languages

English Dutch

Stef's news & insights

View Stef's insights
field
Click here to find out more
Competition, EU & trade

Disproportionality of requirement of a maximum of three LED modules

17 October 2025

by Stef Geelen and Anne-Sophie van Beek

Glass.Mapper.Sc.Fields.Image?.Alt
Competition, EU & trade

Manipulative registration with catalogue prices

17 October 2025
Briefing

by Bram Nijhof and Stef Geelen

Click here to find out more
Glass.Mapper.Sc.Fields.Image?.Alt
Competition, EU & trade

Didam case: Only serious candidate

17 October 2025
Briefing

by Stef Geelen

Click here to find out more
View Stef's insights

Related news & insights

Close-Up-Of-Shopping-Carts
Consumer & retail

Consumer and Retail in the News

7 November 2025
Quick read

by multiple authors

Click here to find out more
Open vault door revealing computer servers
Technology, media & communications

The Cyber Resilience Act – EU-Wide Requirements for the Cybersecurity of Products

3 November 2025
In-depth analysis

by Mareike Christine Gehrmann and Carla Nelles, LL.M. (Amsterdam)

Click here to find out more
Overhead view of scientist using centrifuge machine
Life sciences & healthcare

Biotechnology as a security issue: Why dual-use control and adaptive regulation are crucial for national sustainability

3 November 2025
Quick read

by Dr. Niclas von Woedtke, MBA (Kellogg/ WHU)

Click here to find out more
Tunnel with vanishing point and neon lights
Disputes & investigations

When intelligent systems fail: a case study in AI liability and the future of commercial disputes

31 October 2025
In-depth analysis

by Katie Chandler and Esha Marwaha

Click here to find out more
Working on tablet
Technology, media & communications

Advising Careology on its strategic alliance with Boots and Guy's & St Thomas' NHS Foundation Trust

31 October 2025

by Graham Hann and Kelly Burke

Click here to find out more
Escalator
Consumer & retail

Consumer and Retail in the News

31 October 2025
Quick read

by multiple authors

Click here to find out more
Chinese traditional silk rolls
Consumer & retail

Fashion and Luxury Market Update

29 October 2025
Quick read

by Jason Rawkins and Simon Jupp

Click here to find out more
ESG
Environmental, social & governance (ESG)

Sustainability claim? Beware of enforcement by the ACM

28 October 2025
Briefing

by multiple authors

Click here to find out more
Cloud Computing Servers

Beyond the Tech Giants: Why the DSA's Rules on the Protection of Minors May Now Affect All Online Platforms

24 October 2025
Briefing

by Alexander Schmalenberger, LL.B. and Nathalie Koch, LL.M. (UC Hastings)

Click here to find out more
yellow clothes
Consumer & retail

Fashion and Luxury Market Update

22 October 2025
Quick read

by Jason Rawkins and Simon Jupp

Click here to find out more
View all insights

Related people

Netherlands
Global
Bram Nijhof

Bram Nijhof

Partner

Eindhoven
Brussels
+31 88 02 43 113
Email me
View profile
Emma Kranendonk

Emma Kranendonk

Associate

Eindhoven
+31 88 02 43 166
Email me
View profile
Anne-Sophie van Beek

Anne-Sophie van Beek

Associate

Eindhoven
+31 88 02 43 131
Email me
View profile
Nick Strous

Nick Strous

Counsel

Eindhoven
+31 88 02 43 143
Email me
View profile
Full team
Matt Evans

Matt Evans

Senior Associate

London
+44 20 7300 7000
Email me
View profile
Marco Hartmann-Rüppel

Dr. Marco Hartmann-Rüppel, Dipl.-Volkswirt

Partner

Brussels
Hamburg
+49 15114282624
Email me
View profile
Olena Stakhurska

Olena Stakhurska, LL.M.

Partner

Kyiv
+380 44 3693244
Email me
View profile
Michael Brüggemann

Dr. Michael Brüggemann

Partner

Duesseldorf
+49 211 8387 0
Email me
View profile
Nick Strous

Nick Strous

Counsel

Eindhoven
+31 88 02 43 143
Email me
View profile
Marine Boullenger

Marine Boullenger

Associate

Paris
+33 1 72 74 03 33
View profile

Stephan Manuel Nagel, LL.M. (EUI)

Partner

Duesseldorf
+49 211 8387 0
Email me
View profile
Axel Ferly

Axel Ferly

Counsel

Paris
+33 1 72 74 03 33
Email me
View profile

Niklas Brünig

Associate

Duesseldorf
+49 211 8387 0
Email me
View profile

Louisa Penny

Senior Counsel

London
+44 20 7300 7000
Email me
View profile
Full team

Meet me at

There are no upcoming events

See all events
Subscribe to our latest insights
  • About us
  • Campaigns and online tools
  • News
  • People
  • Expertise
  • Locations
  • Insights
  • Events
  • Media centre
  • Contact
  • Careers
  • Alumni
  • Data protection & privacy policy
  • Cookie policy
  • Legal and regulatory information
  • Regulatory information on costs
  • Complaints procedure for clients
  • Terms of use
  • Anti-slavery statement
  • Environmental
  • Scam emails

© Taylor Wessing