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Our Speakers

To view the programme, the speakers' biographies and book the conference, please visit the Global Tax Policy Conference 2025 Homepage.



Manal Corwin


Director, Centre for Tax Policy & Administration (CTPA), OECD



Gerassimos Thomas


Director-General, Directorate-General Tax and Customs Union, European Commission



Danny Werfel


Former Commissioner, Internal Revenue Service (IRS)


 



Benjamin Angel


Director, Directorate-General Taxation and Customs Union, European Commission


 



Prof Brian J. Arnold


Senior Adviser, Canadian Tax Foundation


 



Alex Cobham


Chief Executive,
Tax Justice Network, UK


 


 



Clare Costello


Assistant Secretary, Department of Finance, Ireland




 



Brendan Crowley


Senior Counsel, IMF


 



Matt Damone J.D.


Principal, TP Practice Leader, Baker Tilly US


 



Melissa Gierach


Managing Director, Tax Policy, DLA Piper US


 



Karine Halimi-Guez


Group Head of Tax, Booking Holdings


 


Bob Hamilton


Chair, OECD Forum on Tax Administration (FTA) & Commissioner of the Canada Revenue Agency 


 



Colm Kelly


Chair, FFS & Global Leader - Corporate Sustainability, PwC International Ltd



William Morris


Vice-Chair, BIAC, OECD & Global Head of Tax Policy, PwC



Nina Olson


Executive Director, Center for Taxpayer Rights, US





Feargal O'Rourke


Chair, IDA Ireland




 



Clodagh Power


Senior Climate & G20/G7 Advisor to Chief Economist, OECD


 



Tim Power


Director for Business and International Tax, HM Treasury & Chair, Committee on Fiscal Affairs (CFA), OECD


 



Prof. Jay Rosengard


Adjunct Lecturer in Public Policy, Harvard Kennedy School






Chris Sanger


Global Government Tax Leader and UK Tax Policy Leader, Ernst & Young LLP






Maria Elena Scoppio


Director, Directorate-General Taxation and Customs Union,  European Commission



Mekar Satria Utama


Director of International Taxation, Directorate General of Taxes, Indonesia


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