The role of the Chief Technology Officer
Technology advice for case enforcement and policy initiatives
The Chief Technology Officer provides independent advice to the Commissioner responsible for Competition and the Director-General on technology-related matters in competition cases and policy. This includes the Digital Markets Act and any competition investigation in which technology aspects play an important role, such as technical, algorithmic, or data issues. The Chief Technology Officer reports to the Director-General of the Commission’s Directorate-General for Competition. He ensures his team of technologists use the latest digital technologies available to deliver his office’s tasks such as Artificial Intelligence tools, Forensic IT, eDiscovery and intelligence capabilities across all competition enforcement areas.
Development of technology expertise in the Directorate-General
The Chief Technology Officer acts as a bridge to external technology expertise, bringing state-of-the-art knowledge to DG COMP through exchanges with the academic and wider technology community. His team plays an active role in leading the network of technologists of the European Competition Network and in technology groups of the international competition community. The Chief Technology Officer and his team continuously follow developments in the digital sector and identify topics and actions of interest for DG COMP.
The Chief Technology Officer
Yves-Alexandre de Montjoye is the first Chief Technology Officer of DG Competition of the European Commission, and he started in the role in February 2026.
Before joining the Commission, he was a Professor of Applied Mathematics and Computer Science at Imperial College London, where he headed the AI Security and Privacy Lab at the Department of Computing.
Underscoring his involvement in policy advice in the digital sector, between 2018 and 2019, he was Special Adviser to former Commissioner Margrethe Vestager, co-authoring the Report on Competition Policy for the Digital Era with Jacques Crémer and Heike Schweitzer. Between 2020 and 2024, he also served as Special Adviser to the Commissioner for Justice on AI and data protection.
He holds a PhD from the Massachusetts Institute of Technology (MIT) and is a Belgian national.
His research and teaching interests are in AI security and privacy, AI-powered red teaming, and privacy-preserving mechanisms.