NDIA New England Vice President B. Stephanie Siegmann, Esq.

Leveraging her extensive and vast investigative and trial experience as a former Navy JAG and national security prosecutor, B. Stephanie Siegmann specializes in handling cyber incidents, high-stakes civil and criminal investigations, prosecutions, and enforcement proceedings as well as sensitive internal investigations. Stephanie is a litigation partner at Hinckley, Allen, & Snyder LLP, Chair of its International Trade & Global Security group, and Co-Chair of its Cybersecurity, Privacy & Data Protection group.

Stephanie has been a trial lawyer for more than 25 years overseeing hundreds of complex investigations and trying countless trials.  Prior to joining Hinckley Allen in March 2022, Stephanie handled and supervised some of the highest profile national security matters in the country during her 18-year tenure as a former prosecutor and National Security Chief in the United States Attorney’s Office for the District of Massachusetts. Stephanie understands the current threat landscape facing businesses and is uniquely positioned to assist organizations in preparing for, investigating, and mitigating risks of all kind, including those arising under the False Claims Act, Foreign Corrupt Practices Act, the Securities Exchange Act, and national security laws.  She offers extensive experience and insider perspectives on the application of national security and federal criminal laws, white-collar defense, trial tactics and strategies, cyber threats, crisis management, insider threats, and government enforcement.

Stephanie uses her experience as a former prosecutor to defend companies and individuals in complex government investigations and advises clients on a full range of issues involving national security, cybersecurity, cyber incident response, export controls and sanctions compliance, theft of trade secrets and intellectual property, governmental contractual requirements, the use of artificial intelligence (AI) tools, healthcare, and financial crimes. She conducts internal investigations, provides guidance on developing robust regulatory compliance programs, interfaces with law enforcement agencies, responds to government inquiries and subpoenas, seeks to favorably resolve government enforcement matters, and provides aggressive representation in civil and criminal matters.

Stephanie began her career as a prosecutor in the Navy Judge Advocate General’s Corps where she prosecuted numerous violent crimes (i.e., murder, rape, and child abuse) as well as cases involving fraud and computer offenses.