Instructor Biography

Robert B. Stack

Robert B. Stack, Esq.

Managing Director
Deloitte & Touche LLP
Instructor's Course List

About The Instructor

Bob Stack is a Managing Director in Deloitte's Washington National Tax international tax practice where he advises U.S. companies on a full range of international tax issues and collaborates with Deloitte's global member firms on international tax developments and initiatives, including those from the Organization for Economic Co-Operation and Development  (OECD).    Until January of this year, he was the Deputy Assistant Secretary for International Tax Affairs in the Office of Tax Policy at the US Department of the Treasury where he worked directly with the assistant secretary of tax policy and the international tax counsel in developing and implementing all aspects of U.S international tax policy, including treaties, regulations and legislative proposals. 

He also was the official representative of the Obama administration for international tax policy and represented the U.S. government at the OECD where he was involved in all aspects of the Base Erosion and Profit Shifting (BEPS) initiative. Prior to joining Treasury, Mr. Stack had over 26 years of experience in international tax matters, representing both corporations and individuals.