David Marren

David Marren is an experienced tax professional currently serving as the International Tax Manager at Meta since September 2025. Prior experience includes roles as Senior Tax Manager at Deloitte, Group Tax Manager at Mainstream Renewable Power, and Tax Manager at PwC Ireland, where Marren developed a comprehensive background in tax consultancy and management. David began the professional journey as an Audit Intern at CrowleysDFK in 2014 and has since worked as a Tax Consultant at Davidson Kempner Capital Management during a secondment. David holds a Professional Qualification as a Chartered Tax Advisor from the Irish Tax Institute and a Professional Qualification as a Chartered Accountant from Chartered Accountants Ireland. Additionally, academic credentials include a Bachelor of Business and Law from University College Dublin and a study period at Université Toulouse 1 Capitole.