International trade boutique firm Lighthill added two new attorneys, the firm announced on LinkedIn. Natalie Zink, former staff attorney at the Commerce Department, joined Lighthill to work on antidumping and countervailing duty matters and customs compliance issues. Zink was at Commerce from 2020 to 2022 and most recently worked at Schulz Trade Law as an associate attorney. In addition, former immigration attorney Pablo Aponte Rojas joined Lighthill, where he will center his practice on maritime law, customs and trade remedies. Aponte Rojas operated his own immigration law firm starting in 2023.

Matt Rosenbaum, former senior counsel with the Bureau of Industry and Security, has joined Holland & Knight's international trade group, the firm said this week. Rosenbaum left BIS in October after joining the agency in January 2024.

Nico Gurian, former trial attorney at DOJ's international trade field office, has joined antitrust firm Simonsen Sussman as an associate, the firm announced. Gurian joined DOJ in February 2024 after working as an associate at antitrust firm Getnick Law.

Kuang Chiang, a former licensing officer at the Treasury Department's Office of Foreign Assets Control, has joined Morrison Foerster as of counsel in its national security group, the firm announced this week. Most recently, Chiang was counsel at A&O Shearman, where she worked for more than eight years. Chiang served as a licensing officer at OFAC during 2009-2012.

Antonia Tzinova, a former partner at Holland & Knight, has joined Weil as a partner in the regulatory transactions group, the firm announced. Tzinova had worked at Holland for more than 20 years, leading its Committee on Foreign Investment in the U.S. and industrial security team. Her practice will center on export controls, sanctions, CFIUS and cross-border investment matters, Weil said.

Blake Hulnick left his role as an attorney adviser with the Office of Foreign Assets Control to rejoin Covington, where he will advise on economic sanctions, export controls and other national security-related enforcement topics. Hulnick had worked at OFAC since July 2023.

Coraly Schreiber, a former CBP attorney, has rejoined international trade boutique firm Yormick Law as counsel, opening an office in San Juan, Puerto Rico, the firm announced. Schreiber worked for CBP for over 19 years, including as branch chief of the fines, penalties and forfeitures division and later as an attorney-adviser. After a five-month stint at Yormick Law in 2023, Schreiber then went back to CBP to serve as an international trade analyst, then as a fines and penalties administrator.

Aaron Amundson, a former longtime official with the Bureau of Industry and Security, has joined Latham & Watkins' economic sanctions and export controls practice, the law firm announced Oct. 27. Amundson spent nearly two decades with BIS, including most recently as acting director of the Office of National Security Controls and director of the Information Technology Controls Division.

Sara McLean, former assistant director of DOJ's commercial litigation branch, has left the agency after over 26 years of service, she announced on LinkedIn. McLean joined DOJ in 1999 before becoming assistant director of the commercial litigation branch in 2010. In this role, she supervised False Claims Act enforcement involving cyber, healthcare, procurement and financial fraud matters.

Kenneth Nunnenkamp, former partner at Morgan Lewis, has joined Blank Rome as a partner in the international trade practice group, the firm announced. Nunnenkamp's practice centers on national security issues, including Committee on Foreign Investment in the United States reviews, export controls and sanctions. At Morgan Lewis, he led the firm's CFIUS working group.