Aimen is a partner, focusing on the national security review of foreign investments conducted by CFIUS, US technology transfer and export control policy, and other national security and foreign policy-based regulations of international business transactions. He is a member of the firm’s antitrust, competition and trade practice and global sanctions and trade practice, based in Washington, DC. He joined the firm after serving in several leadership roles in CFIUS and the US Department of the Treasury. Most recently, he spent four years as deputy assistant secretary for investment security at the US Department of the Treasury, serving as the senior-most career CFIUS official and implementing the Treasury’s role as the chair of CFIUS. Aimen received his JD from Georgetown University Law Center and his BS and MS from Georgetown University’s School of Foreign Service.