LAWYER PROFILE
Machteld de Monchy

Machteld de Monchy

Global 2026

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Ranked in 1 practice area

About

Provided by De Brauw Blackstone Westbroek

Practice Areas

Litigation

Arbitration

Competition & Regulation

Mass Claims & Class Actions

Career

Machteld is partner in our Litigation group, specialising in litigation, and has particular expertise in mass claims and follow-on damages litigation. Acting on behalf of national and international companies in all types of litigation, Machteld has broad experience at all levels of the judiciary in the Netherlands, including the Supreme Court.

Machteld publishes and lectures on Dutch procedural law and is chairwoman of the editorial board of the new journal, Mass Claims. She was named ‘Legal Woman of the Year, 2018’ by Legal Women and is noted by the Legal 500 in the categories Commercial Litigation and EU and Competition. She is referred to by clients as "extremely quick thinker, [who] points right to the pain-points of the legal argument at stake, even in a foreign jurisdiction" (Legal 500, 2021).

Machteld heads De Brauw’s Pro Bono Practice. In recognition of her Pro Bono commitment and achievements, Machteld has recently been shortlisted in the category of ‘Outstanding Contribution Award’ for the Chambers’ Europe Awards, 2021 and 2022. In 2019, De Brauw's Pro Bono Practice was awarded the ‘European Pro Bono Program of the Year’ Award during Chambers' Diversity & Inclusion Awards. In 2014 – after being seconded to the New York law firm Paul, Weiss – Machteld was also awarded The Legal Aid Society’s (US) Pro Bono Publico Award.

Machteld’s recent work includes advising:

DAF Trucks in a large number of follow-on damages proceedings following the EC decision imposing EUR 3 billion fines on European truck manufacturers;

Airbnb in several proceedings related guest service fees;

TenneT in follow-on proceedings in relation to the GIS-cartel;

the Group companies of Yukos Oil, (formerly Russia’s largest oil company), in proceedings about the preservation and recovery of assets following the Russian Federation’s illegitimate expropriation of Yukos Oil.

Chambers Review

Provided by Chambers

Chambers Global Guide

Litigation - Netherlands

Band 4
Band 4

Individual Editorial

As head of the commercial litigation practice at De Brauw Blackstone Westbroek, Machteld de Monchy is well versed in defending clients in complex mass claims litigation.

Strengths

Provided by Chambers

  • Machteld de Monchy is strongly committed to receiving the best results for her clients. She is tactical, smart and great to work with.

    LitigationChambers Global Guide
  • Machteld de Monchy is very impressive. She manages her team and the litigation with flair. She is technically sophisticated and knowledgeable, but also insightful and pragmatic.

    LitigationChambers Global Guide
  • Machteld de Monchy is committed, well connected and has a creative mind.

    LitigationChambers Global Guide
  • Her combination of sharp legal skills, a collaborative approach and professionalism makes her stand out in this field.

    LitigationChambers Global Guide
  • She provides excellent strategic oversight, giving clear direction to the team and focusing on the priorities and objectives for the litigation process.

    LitigationChambers Global Guide

Ranked Individuals at De Brauw Blackstone Westbroek (25)

Europe-wide

Netherlands

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