Our professionals

MATT TAVANTZIS

Matt joined Fideres in 2023.  He has over 16  years of experience providing expert economic analysis in all aspects of public and private competition law enforcement:  merger reviews, cartel and abuse of dominance investigations, competition policy, and competition litigation.  Matt has advised companies and public bodies across a range of industries including digital markets, telecommunications, manufacturing, retail, consumer products, industrial products, agriculture, freight transport and postal services.  He has been involved in matters with authorities and courts in various jurisdictions including the European Union and EU countries, the UK, the US and several other European and non-European countries.
Prior to joining Fideres, Matt has worked at global economic consultancies Charles River Associates and Alvarez & Marsal, as an independent consultant, at the UK Competition Authority (then the Office of Fair Trading), and as a competition expert with the Organisation for Economic Co-operation and Development (OECD).  He earned a bachelor’s degree in economics from Athens University of Economics and Business in Greece, and postgraduate degrees in economics from the  University of Warwick in the United Kingdom and the European University Institute in Italy.  He is fluent in English and Greek.

EXPERIENCE

2023 – to date
Fideres Partners LLP, Senior Economic Consultant

2019 – 2021
Alvarez & Marsal, Senior Director

2016 – 2018
Organisation for Economic Co-operation and Development (OECD), Competition Expert in the Directorate for Financial Affairs

2015 – 2016 and 2018 – 2019
Independent Economic Consultant

2008 – 2014
Charles River Associates (CRA), Associate Principal and Senior Associate

2006 – 2007
Office of Fair Trading, Economist in the Mergers and Goods Markets divisions

EDUCATION

2002 – 2004, European University Institute, MRes Economics
2001 – 2002, University of Warwick, MSc Economics
1995 – 1999, Athens University of Economics and Business, BSc Economics