Competition Litigation
The Netherlands
14 August 2025
bureau Brandeis primarily acts for plaintiffs in class actions and has recently handled a number of class actions related to mass damages and antitrust follow-on litigation. Another key focus of the firm is climate change litigation. The team is jointly led by disputes specialists Wesley Vader and Christiaan Alberdingk Thijm, who are both based in Amsterdam. Vadar has been assisting on class actions related to the diesel emissions scandal and is well versed in collective redress. Alberdingk Thijm is active in technology and internet-related class actions.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
‘The practice of bureau Brandeis specialises in class actions, which is a very important niche market that requires hard-core specialisation. Bureau Brandeis is capable of pulling out the maximum of a class action case and - maybe even more importantly - show passion to win these hard cases.’
‘Christiaan Alberdingk Thijm is an absolute expert in privacy cases and this is recognised in the Netherlands in a way that he needs no further introduction to any of the stakeholders in a case.’
‘bureau Brandeis is incredibly thorough in their representation. They are knowledgeable about the legal matters they pursue and are responsive to client communications.’
‘Very commercial - always open to discuss new ideas and projects. They are much more than legal advisors.’
‘High level litigation with excellent collaboration in a complex, international setting.’
‘Wesley Vader is an excellent lawyer, team player, and has great planning and organisational skills.’
Key clients
- Stichting Diesel Emissions Justice
- Stichting Massaschade & Consument
- Stichting Truck Cartel Recovery
- unilegion Truck Claims Stichting
- Stichting Equal Justice Equal Pay
- Foundation The Privacy Collective
- ClientEarth, Fossielvrij
- Greenpeace
- Stichting Ukrainian Victims of War
Work highlights
Represented Stiching Diesel Emisions Justice in five dieselgate cases.
Represented Stichting Massaschade & Consument (M&C) in a class action for privacy and consumer law violations.
Represented The Privacy Collective in the first privacy class action under the WAMCA against Oracle and Salesforce.
Practice head
Wesley Vader; Christiaan Alberdingk Thijm