Portrait of Thierry Wetzel

Thierry Wetzel : Consultant

Thierry is a member of Oxera’s Analytics, Competition and Energy teams. He specialises in the application of quantitative techniques to assess mergers, cartels, allegations of abuse of dominance and efficiencies in the context of competition investigations and litigation. Regarding the latter, Thierry acts regularly for both claimants and defendants. His multi-jurisdictional experience spans several industries and sectors including digital, energy, healthcare, high-tech manufacturing, retail, telecoms and transport. 

Before joining Oxera, Thierry completed his master’s at the University of Amsterdam with a focus on industrial organisation, econometrics and competition policy.

Thierry speaks English, and German.

Tel: +49 (0) 30 7675 99113

Thierry's specialisms include:

professional experience

  • Confidential merger risk assessment for a large UK private hospital provider that was seeking to acquire a smaller competitor (2020)

  • Confidential merger risk assessment for a specialised UK food producer that was seeking to acquire a main competitor (2020)

  • Advice to Liberty Global in the acquisition of Sunrise. Notification and Phase I, unconditional clearance by the Swiss competition authority (2020)

  • Advice to Circle Health Ltd in the acquisition of BMI Healthcare (largest private hospital provider in the UK). Pre-notification, notification and Phase I, resulting in a conditional merger clearance by the Competition and Markets Authority (2019–20)

  • Expert economic advice to CETIN on the European Commission Article 101 investigation into mobile network sharing in the Czech Republic (2019–20)

  • Advice to Liberty Global in the acquisition of UPC by Sunrise. Phase I and Phase II advice, resulting in an unconditional clearance following an in-depth investigation by the Swiss competition authority (2019)


  • MSc in Business Economics, University of Amsterdam, the Netherlands

  • BSc Economics and Business Economics, Utrecht University, the Netherlands

Latest Insights:  Thierry Wetzel

Many markets involve local or regional competition between firms. Retailers, hospitals, airports, and even funeral directors compete for their customers locally. Empirical techniques for analysing competition in local markets have…
The immediate impact of the COVID-19 pandemic on merger activity is not yet clear. Increased uncertainty caused by the disruption may discourage transactions, although the currently lower market value of…