Testimony of Alex Fitzsimmons, Associate Deputy Secretary of Energy: On implementing President Trump’s agenda of restoring American Energy Dominance, lowering energy costs for Americans, and strengthening our national security - September 16, 2026
Testimony of Theodore Garrish, Assistant Secretary for Nuclear Energy: On Nuclear Spent Fuel Policy: Examining Nuclear Lifecycle Innovation Campuses - September 15, 2026
Testimony of Jeremy Ison, Chief of Staff, Office of the Under Secretary for Science: On Competition between the United States and China, Protecting American Innovation: The Federal Research Security Enterprise – July 15, 2026
Testimony of Secretary of Energy Christopher Wright, Administrator of the National Nuclear Security Administration Brandon Williams, Assistant Secretary for Office of Environmental Management Timothy J. Walsh, United States Department of Energy: Discussing the President’s Fiscal Year (FY) 2027 Budget Request for the Department of Energy - May 13, 2026
Written Testimony of Secretary Christopher Wright, U.S. Department of Energy: Discussing the President’s Fiscal Year 2027 Budget request for the Department of Energy - April 21, 2026
Testimony of Tim Walsh, Assistant Secretary, Office of Environmental Management (EM): Examining EM's Vital Role in Supporting Nuclear Deterrence, Science and Innovation, and Energy Dominance - April 20, 2026.
Testimony of Theodore Garrish, Assistant Secretary for Nuclear Energy, United States Department of Energy: Examining the Department of Energy’s Implementation of President Trump’s May 2025 Nuclear Energy Executive Orders - March 19, 2026
Testimony of Tanner Crowder, Quantum Information Science Lead and Senior Technical Advisor Advanced Scientific Computing Research, Office of Science: Examining Quantum Information Science and its Transformative Impact - January 22, 2026
Testimony of Alex Fitzsimmons, Acting Undersecretary of Energy and Director of Office of Cybersecurity, Energy Security, and Emergency Response: Advancing Energy Security at DOE: The CESER Perspective - January 13, 2026
Testimony of Jay Tilden, Director, Office of Intelligence and Counterintelligence on Research Security: Examining the Implementation of the CHIPS and Science Act and NSPM-33 - December 18, 2025