Christos Malamataris advises international companies on all aspects of EU competition law.

Mr. Malamataris draws on more than a decade of experience helping clients navigate the full spectrum of competition law, including:

  • Merger control
  • Conduct cases
  • State aid
  • EU regulatory principles 
  • Related litigation

Prior to rejoining Latham, Mr. Malamataris advised on merger control cases as a European Commission official at the Directorate General for Competition. In this role, he steered merger review in the pharmaceutical, financial services, semiconductor, and chemical industries. Mr. Malamataris also oversaw major EU merger control policy and legislative projects, including the revision of the EU Implementing Merger Regulation and the review of below-threshold transactions under Article 22 of the EU Merger Regulation. 

Mr. Malamataris worked as an associate at Latham and at another global firm before his tenure at the European Commission. He advised companies across a wide range of sectors, particularly in the technology, pharmaceutical, and energy industries.

A recognized thought leader, Mr. Malamataris regularly speaks and writes on EU competition law topics, such as abuse of dominance, including as a visiting lecturer at Brunel University in London and the University of Athens in Greece.

Mr. Malamataris’ experience includes advising:

  • Microsoft in its acquisitions of LinkedIn, Nokia*, and Skype*
  • FMC in its US$13 billion merger with Technip
  • Novartis in Pfizer’s acquisition of Hospira
  • Siemens in the US$7.6 billion acquisition of Dresser-Rand  
  • Broadcom in its proposed and abandoned US$130 billion takeover of Qualcomm
  • TripAdvisor in the European Commission's investigation into Google Search*
  • A pharmaceutical company in the Lundbeck case, the first European Commission investigation into patent settlement agreements* 
  • A client in State aid litigation before the EU Courts in connection with Belgium’s ‘excess profit’ tax policy
  • Belgian Post in a European Commission State aid investigation*
  • Energy companies in abuse of dominance and State aid matters*

*Matter handled prior to joining Latham

Bar Qualification

  • Brussels Bar - E List
  • Greece (Dikigoros)


  • LLM, University of Cambridge, 2009
  • LLM, University of Athens, 2008
  • LLB, University of Thessaloniki, 2007

Languages Spoken

  • English
  • Greek
  • French