From: Cope, Brett Sent: Monday, June 7, 2021 4:36 PM To: ElectricSystemEO Subject: [EXTERNAL] RFI on Ensuring the Continued Security of the United States Critical Electric Infrastructure To the Office of Electricity, Department of Energy: On behalf of Powell Industries, Inc., I submit the attached PDF document in response to the DOE RFI dated April 22, 2021. Sincerely, Brett Cope President & Chief Executive Officer 713-947-4699 713-416-9244