Calum Warren
Calum Warren is a partner in the Competition and Regulation Group in Dublin. Prior to joining Matheson, Calum worked at leading international law firms in Brussels and London.
With over 15 years’ experience, Calum is a leading advisor on all aspects of Irish and EU competition and regulatory law, including M&A regulatory clearances, competition compliance, investigations and litigation, sectoral regulation and general EU regulatory law, public procurement and State aid.
He is also at the forefront in advising clients on newer regulatory regimes including the new Irish foreign direct investment (FDI) screening regime, the EU Foreign Subsidies Regulation (FSR) regime and new EU digital regulations including the Digital Markets Act and the Digital Services Act. Calum co-leads Matheson’s Foreign Investment Screening group and is a key member of cross-departmental Matheson’s Digital Economy Group.
His experience spans a range of sectors including financial services, technology, media and telecommunications (TMT), agri-business, energy, manufacturing, healthcare, food & beverages and transport.
Calum contributes articles to leading international legal publications, is regularly consulted and quoted as an industry expert and speaks regularly on Irish and EU competition and regulatory issues.