Heather Epstein is the Global Head of Sanctions Remediation and Programme at the German-headquartered bank, Deutsche Bank. Heather previously served at the Swiss-based bank, UBS as the Deputy Global Head of Sanctions and the Americas Head of Sanctions & ABC at the London-headquartered bank, Barclays. Heather spent a decade with the Department of the Treasury’s Office of Foreign Assets Control, providing legal counsel on multiple sanctions programs, focusing on counter-terrorism, counter-narcotics, and country-based programs, including Iran. Heather started her career as a sex crimes and domestic violence prosecutor in New York before becoming a Federal prosecutor, and joined the Department of Homeland Security in 2002, soon after the new Cabinet agency formed. She is based in Washington, D.C.

Claire Yi is an associate in the New York office of Gibson, Dunn & Crutcher. She is a member of the firm’s International Trade and White Collar Defense and Investigations Practice Groups.

Claire advises clients on U.S. economic sanctions, export controls, import restrictions, and national security reviews of foreign investment. She has experience in strengthening trade compliance programs, assessing civil and criminal enforcement risks, and advocating before the U.S. Department of the Treasury’s Office of Foreign Assets Control (OFAC), the U.S. Department of Commerce Bureau of Industry and Security (BIS), and the Committee on Foreign Investment in the United States (CFIUS).  She represents clients across a wide range of economic sectors, including financial services, energy, technology, telecommunications, medical and biotechnology, and investment.

Claire received her Juris Doctor, magna cum laude, from Harvard Law School, where she was an Articles Editor for Harvard International Law Journal. Claire graduated from Wellesley College, where she received a Bachelor of Arts, summa cum laude, with Honors in Peace and Justice Studies. Prior to attending law school, Claire was a Legal Assistant for a global law firm in New York City.

She is fluent in Korean and proficient in French. Claire is admitted to practice in the District of Columbia and the State of New York.

Adam M. Smith is a partner in the Washington, D.C. office of Gibson, Dunn & Crutcher and serves as co-chair of the firm’s International Trade Practice Group. He is an experienced international lawyer with a focus on international trade compliance and white collar investigations, including federal and state economic sanctions enforcement, CFIUS, the Foreign Corrupt Practices Act, embargoes, and export and import controls.

Chambers USA  and Chambers Global  consistently rank Adam as a leading attorney in International Trade: Export Controls & Economic Sanctions. In those publications, clients describe Adam as “a terrific resource for clients” and a “reassuring lawyer in a complex area of law.” Most recently, Legal 500 US  2024 named Adam a “Leading Lawyer” in International trade: Customs, export controls and economic sanctions. Global Investigations Review  has named him to its “25 Most Respected Sanctions Lawyers in Washington, D.C.” list, which features individuals who work on the most significant cases. The Best Lawyers in America® recognizes him for International Trade and Finance Law. Who’s Who Legal  regularly recognizes him as a Thought Leader for Trade & Customs, International Sanctions, and in its Global Elite Guide.

Clients benefit from Adam’s experience in the Obama Administration, where he was Senior Advisor to the Director of the U.S. Treasury Department’s Office of Foreign Assets Control (OFAC) and Director for Multilateral Affairs on the National Security Council. At OFAC, he was instrumental in shaping and enforcing sanctions policies, briefing Congressional and private sector leaders, conducting extensive international outreach, and negotiating complex agreements. On the National Security Council, he advised the President on international sanctions, coordinated inter-agency efforts, and developed strategies to counter corruption and promote asset recovery.

Scott Toussaint is a senior associate in the Washington, D.C. office of Gibson, Dunn & Crutcher and a member of the firm’s International Trade Practice Group. His practice focuses on compliance with U.S. laws governing international business transactions, including economic sanctions, export controls, and foreign investment in the United States.

He advises clients on matters before the U.S. Department of the Treasury’s Office of Foreign Assets Control (OFAC), the Committee on Foreign Investment in the United States (CFIUS), and other regulatory and enforcement agencies. Scott has extensive experience counseling U.S. and foreign companies on compliance with OFAC sanctions, obtaining licenses and authorizations, developing corporate compliance programs, and assessing the national security implications of proposed mergers and acquisitions. He represents clients across a wide range of industries, including energy, financial services, private equity, shipping, manufacturing, and technology.

Scott graduated from Stanford Law School, where he was an editor of the Stanford Law Review. He earned a Master of Science in international relations from the London School of Economics and a Bachelor of Arts, cum laude, from Cornell University. Prior to law school, Scott worked in Washington, D.C. for seven years as press secretary and foreign policy advisor for a member of Congress and as head of government affairs at the Carnegie Endowment for International Peace.

He is admitted to practice in the State of California and the District of Columbia.