B.J. Altvater’s practice focuses on international trade and national security matters, including CFIUS, Team Telecom, and Defense Counterintelligence and Security Agency mitigation of foreign ownership, control, or influence. 

B.J. has represented clients in over 50 reviews by CFIUS in transactions with a combined value of over $100 billion. He has negotiated many of CFIUS’s most complex and significant national security agreements.

Prior to entering private practice, B.J. was an Intelligence Oversight Officer and Policy Analyst at the U.S. Department of Homeland Security, where he participated in the Department’s review of CFIUS and Team Telecom matters. He also served as an intelligence officer in the United States Air Force, and he is an active member of the U.S. Air Force Reserve. 

B.J. joined the firm in 2023.