Hearing: “Securing America’s Energy Infrastructure: Addressing Cyber and Physical Threats to the Grid.”

Subcommittee on Energy (Committee on Energy and Commerce)

Tuesday, December 2, 2025 (10:30 AM)

2141 RHOB
Washington, D.C.

Witnesses

Sharla Artz
Security and Resilience Policy Area Vice President, Xcel Energy

Added 12/01/2025 at 10:09 AM
  • Witness Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Truth in Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Biography [PDF] Added 12/01/2025 at 10:09 AM

Michael Ball
Senior Vice President and CEO, Electricity Information Sharing and Analysis Center, North American Electric Reliability Corporation

Added 12/01/2025 at 10:09 AM
  • Witness Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Truth in Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Biography [PDF] Added 12/01/2025 at 10:09 AM

Harry Krejsa
Director of Studies, Carnegie Mellon Institute for Strategy & Technology

Added 12/01/2025 at 10:09 AM
  • Witness Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Truth in Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Biography [PDF] Added 12/01/2025 at 10:09 AM

Tim Lindahl
President and CEO, Kenergy Corp

Added 12/01/2025 at 10:09 AM
  • Witness Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Truth in Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Biography [PDF] Added 12/01/2025 at 10:09 AM

Zach Tudor
Associate Laboratory Director, National & Homeland Security, Idaho National Laboratory

Added 12/01/2025 at 10:09 AM
  • Witness Testimony [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Biography [PDF] Added 12/01/2025 at 10:09 AM
  • Witness Biography [PDF] Added 12/01/2025 at 10:09 AM

Support Documents

  • Hearing Notice [PDF]
  • Hearing Memo [PDF] Added 12/01/2025 at 10:09 AM

First Published: November 25, 2025 at 11:23 AM
Last Updated: December 1, 2025 at 10:09 AM