Stacia J. Sowerby

Special CFIUS Advisor, Washington, DC



Stacia J. Sowerby is a Special CFIUS Advisor in our Global International Trade and Global Mergers & Acquisitions practices, and is a member of the Firm’s National Security and CFIUS (Committee on Foreign Investment in the United States) practice.

Stacia joined White & Case from the US Department of the Treasury, where she served as Deputy Director of the Office of Investment Security, which leads and coordinates the CFIUS review process.

At the US Department of the Treasury, she managed the review of more than 100 transactions filed with CFIUS and coordinated input on investment policy issues for bilateral and multilateral governmental engagements.

Bars and Courts
District of Columbia Bar
New York State Bar
New York University School of Law
Harvard University
Stanford University


Speaking Engagements

"Roundtable on CFIUS and Export Controls", May 20, 2019: Center for New American Security (speaker)

"The Latest Strategies for Structuring Mitigation Agreements and Post-Acquisition Implementation: Updating Your Approach to Evolving CFIUS Requirements and Trends", April 24, 2019: American Conference Institute’s 5th National Forum on CFIUS & Team Telecom (moderator)

"CFIUS and SAMR – National Security, Trade Wars and Foreign Direct Investment", January 16, 2019: Credit Suisse 4th Annual Washington Perspectives Conference (speaker)

"CFIUS Update and What FIRRMA Means for Industry", September 6, 2018: AmCham China Outbound Investment Forum, Beijing (speaker)

"Navigating the CFIUS Landscape", April 16, 2018: The Association of Women in International Trade (WIIT) and the American Bar Association (ABA) (speaker) 

"Investment Policies Related to National Security: New Policies to Manage New Threats?", March 13, 2018: Workshop hosted by the OECD Freedom of Investment Roundtable (speaker)

"National Security Reviews of Foreign Acquisitions", September 15, 2017: American Bar Association 2017 Business Law Section Annual Meeting, ABA Acquisitions of Public Companies Subcommittee (speaker)


Foreign Investment Review Heats Up Following CFIUS Reform, Bloomberg Law, October 2019

"How FIRRMA Changed National Security Reviews In 2018," Law360, December 17, 2018

CFIUS Reform Becomes Law: What FIRRMA Means for Industry, The M&A Journal, November 2018

CFIUS: FIRRMA Pilot Program Mandates Notification for Certain Critical Technology Transactions, The M&A Journal, November 2018

CFIUS: FIRRMA Pilot Program Covered Transaction Analysis Tool (, White & Case, November 2018

"National Security Reviews 2018: A Global Perspective," White & Case, 2018

"International Trade and US Productivity", co-authored with Juann Hung and Matt Salomon, Research in International Business and Finance, Volume 18, Issue 1 (April 2004)