Pat O’Brien

CSIF Board of Advisors


Pat O’Brien serves on the Board of Advisors of the Center on Sanctions and Illicit Finance at the Foundation for Defense of Democracies.

Mr. O’Brien is a Managing Director at Deloitte and a leader in its financial intelligence practice. Previously, he was a Principal at Booz Allen Hamilton where he led its practice area around financial intelligence and sanctions and supports federal law enforcement and security agencies across a variety of counterterrorism and enforcement issues. He has 15 years of federal government experience, is a leading expert on terrorist financing and financial crimes, and has legal and policy experience in various high profile positions in the federal government including the U.S. Treasury, U.S. Department of Justice (DOJ), the FBI, and Congress. At the U.S. Treasury, Mr. O’Brien served as Assistant Secretary for Terrorist Financing and Financial Crimes from October 2005 through January 2009. He was responsible for policy development and international and private sector outreach for anti-money laundering, illicit financing and national security issues. He represented Treasury on counterterrorism and national security issues before the National Security Council and led the development of the 2007 National Money Laundering Strategy. As part of his duties, he was also directly involved in Treasury’s review and approval of transactions submitted to the Committee on Foreign Investment in the United States (CFIUS).

Mr. O’Brien previously served in several capacities at the Department of Justice, including as the Senior Counsel to the Deputy Attorney General, and Counsel to FBI Director Robert S. Mueller III. Prior to that, he served as a prosecutor and as Counsel for the U.S. Senate Judiciary Committee advising the Chairman on criminal justice and oversight issues. He earned his J.D. (cum laude) from the University of Minnesota Law School and his B.A. (magna cum laude) in Economics from the University of Notre Dame.

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