Sandeep A. Prasanna

Sandeep A. Prasanna advises clients on congressional and government investigations, internal and cross-border investigations, and national security-related matters in the United States, India, and other jurisdictions. Drawing on his experience as a counsel, investigator, and advisor in the U.S. Department of Justice (DOJ), Senate, and House of Representatives, Sandeep helps clients navigate complex investigations, government scrutiny, and related legal and reputational challenges.

Sandeep represents companies and individuals facing congressional inquiries and investigations, including responding to information and document requests, preparing witnesses, and developing investigative and response strategies. He also conducts internal and cross-border investigations, with particular experience involving companies and operations in India/South Asia. His national security practice includes advising companies on applying for liability protections under the Support Anti-Terrorism by Fostering Effective Technologies (SAFETY) Act.

Prior to joining Miller & Chevalier, Sandeep advised two senior U.S. senators, focusing on judicial nominations, civil rights, and other sensitive issues and helping draft landmark bipartisan hate crimes legislation. He later served as the top counterterrorism advisor to the Chairman of the U.S. House Committee on Homeland Security, where he led investigations and hearings and developed bipartisan national security legislation.

Sandeep subsequently served as a presidential appointee at DOJ, representing the Department on Capitol Hill and advising senior DOJ leaders on congressional oversight, investigations, legislation, and policy. He also helped prepare senior officials for congressional testimony and the Senate confirmation process. Sandeep later served as investigative counsel to the U.S. House Select Committee to Investigate the January 6th Attack on the U.S. Capitol, where he conducted depositions and interviews of nearly 100 witnesses and advised on investigative strategy and legal issues.

Sandeep is an adjunct professor at Georgetown University Law Center, where he teaches a seminar on lawyering and legal ethics, and has taught congressional investigations at UCLA School of Law. He maintains an active pro bono practice and regularly provides guidance and commentary on Congress, investigations, national security, and related legal and policy issues.