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Annemieke Hazelhoff
Counsel

Annemieke Hazelhoff

Advocaat

Languages
  • English
  • Dutch
Social media

Annemieke Hazelhoff is a member of the Antitrust, Competition & Trade (ACT) practice area group of our firm. 

She shares her time between the CMS EU Law office in Brussels and the CMS office in Amsterdam. The Brussels EU Law office works closely with the EU practice groups of the other firms within the CMS organization, including Germany. Annemieke is co-head of the Dutch CMS Dawn raid team. 

Annemieke has extensive knowledge of EU law and is specialised in competition law and related areas. She advises clients from a range of industries, including consumer goods, energy and sports, on issues related to antitrust compliance, agency and distribution systems, abuse of dominant position and merger control. Annemieke also represents clients in proceedings against and before the European Commission, the Authority for Consumers and Markets and national courts.

Awards & Recognitions
01
  • Quote
    "Very good support related to the antitrust issue we are dealing with."
    Acritas Stars, 2018

Memberships & Roles

  • Competition Law Association
  • Association for Sports and Law
  • Women In Sports Law

Awards & Rankings

  • The Legal 500 EMEA, 2025, Annemieke Hazelhoff is Recommended
  • Thomson Reuters, 2023, Stand-out Lawyer

Education

  • European Studies, Université Libre de Bruxelles, Belgium
  • International and European Law, University of Groningen
  • Sport Law Programme, Tilburg University
  • Erasmus Program, University of Copenhagen, Denmark

Insights by Annemieke

CMS advises a.s.r. on the acquisition of insurance activities Bovemij

02 Mar 2026 2 min read

CMS advises EuroEyes on the acquisition of FYEO

02 Mar 2026 2 min read

CMS advises XANO on acquisition of Nive and Veldkamp

16 Jan 2026 1 min read

CMS ranked in Legal 500 EMEA 2025

26 Mar 2025 2 min read
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