LAWYER PROFILE

Isabel Rooms

Global 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by Cleary Gottlieb Steen & Hamilton LLP

Practice Areas

Isabel Rooms’ practice focuses on all aspects of EU and Belgian competition law, including merger control, abuse of dominance, cartel practices, compliance issues and State aid.

Isabel has comprehensive experience in advising clients on multijurisdictional transactions, including on complex remedy structures. She has represented clients with merger control and foreign investment filings across various European and international jurisdictions, with a particular focus on the European Commission and Belgian Competition Authority.

Isabel also regularly represents clients in antitrust investigations, including in case of dawn raids and on leniency/settlement questions.

Isabel advises clients from a wide variety of sectors, including healthcare, FMCG, energy, aviation, and basic industries. She also routinely advises private equity firms.

Career

Isabel joined the firm as a partner in 2022 from a major international law firm.

She holds the following degrees: LL.M. (King’s College London) and Master in Law (University of Ghent).

Professional Memberships

Bar admission: Belgium

Publications

- “Commission Consults on Notification Requirements and Process for EU Foreign Subsidies Regulation,” Cleary Gottlieb Alert Memo, February 9, 2023.

- “Main Developments in Competition Law and Policy 2021 – Belgium,” Kluwer Competition Law Blog, March 14, 2022.

Personal

Isabel is a native Dutch speaker and is fluent in English and French.

Chambers Review

Provided by Chambers

Chambers Global Guide

Competition: EU - Belgium

Band 6
Band 6

Individual Editorial

Isabel Rooms is a seasoned practitioner frequently mandated on European Commission investigations into alleged abuses of dominance.

Strengths

Provided by Chambers

  • Isabel Rooms is a skilled and experienced professional who is also proactive and always provides business-oriented advice.

    Competition: EUChambers Global Guide
  • Isabel Rooms provides clear advice on complex matters in very short timeframes.

    Competition: EUChambers Global Guide

Ranked Individuals at Cleary Gottlieb Steen & Hamilton LLP (176)

Africa-wide

Belgium

Brazil

  • Profile image of Francisco L Cestero
    Francisco L Cestero

    Banking & Finance (International Firms)

    View profile
  • Profile image of Richard J Cooper
    Richard J Cooper

    Banking & Finance (International Firms)

    View profile

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership