Tatiana Sullivan is currently a Senior Associate in Stroock & Stroock & Lavan, LLP’s CFIUS/National Security practice.  Prior to joining Stroock, Tatiana served as the Associate Director of CFIUS Operations and Regulatory Affairs at the U.S. Department of Defense (DoD) where she was the Department lead for development and implementation of the Foreign Investment Risk Review Modernization Act of 2018 (FIRRMA).  Tatiana was also responsible for developing DoD recommendations relating to foreign acquisitions of U.S. businesses before the Committee on Foreign Investment in the U.S. (CFIUS).  She conducted numerous, substantive evaluations of CFIUS transactions to identify critical technologies, supply chain, co-location and product integrity risks while engaging with stakeholders, the intelligence community, and the private sector.

Tatiana crafted mitigation strategies to resolve national security risks including working closely with the authorities related to Export Administration Regulations (EAR), International Traffic in Arms Regulations (ITAR), International Emergence Economic Powers Act (IEEPA), as well as negotiating CFIUS national security agreements.  Under the Defense Technology Security Administration (DTSA), she represented DoD at the Operating Committee and prepared senior leadership positions on licensing matters before the Advisory Committee on Export Policy (ACEP).  Tatiana also served as primary support for a myriad of national security compliance programs.  Prior to working at DoD, Tatiana held several positions in various federal agencies and international bodies to include the World Trade Organization and U.S. Congress focused on international trade law and policy.