Stergos Chatzidiakos is an associate in the Brussels office of Latham & Watkins and a member of the firm’s Global Antitrust & Competition Practice.

Stergos advises clients on all aspects of EU and UK competition law, particularly mergers and acquisitions, abuse of dominance and other regulatory issues, and represents them before the European Commission and the UK Competition and Markets Authority (CMA).
His experience covers several industry sectors including technology, financial services and fintech, medical devices, manufacturing, retail, and consumer products.

Prior to joining Latham, Stergos worked in the Brussels office of another leading international law firm. He has also worked as a trainee at the Directorate General for Competition of the European Commission, where he focused on antitrust issues in financial services. 

A selection of Stergos’ experience includes representing:

  • CooperCompanies in its acquisition of the Reproductive Health Business of Cook Medical
  • Tenneco Inc. on merger control and foreign direct investment aspects of its sale to Apollo Global Management 
  • A leading multinational financial services corporation in its acquisition of a financial technology company*
  • A multinational online payments corporation in its acquisitions in the area of cryptocurrencies*
  • A UK-based retail group in its acquisition of a leading British supermarket chain*
  • A multinational corporation operating in the area of commercial cooking equipment in its acquisition of a competing manufacturer*
  • A public enforcer in assessing the anticompetitive nature of certain licensing conditions in the area of financial securities*
  • A public enforcer in assessing the anticompetitive nature of information exchange in the insurance brokerage sector*

*Matter handled prior to joining Latham

Bar Qualification

  • Brussels Bar - E List
  • Greece (Dikigoros)

Education

  • LL.M - International Business Law, London School of Economics and Political Science, 2019
  • LL.B., National and Kapodistrian University of Athens, 2018

Languages Spoken

  • English
  • German
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February 20, 2025 Recognition

Fintech Group of the Year: Latham

Firm honored by Law360 for advising startups, financial institutions, VCs, digital asset and Web3 participants, and corporations on their most innovative and complex transactions, investigations, litigation, and regulatory matters.