KeyAppointees serving in offices that did not require Senate confirmation.Appointees confirmed by the Senate who are currently serving or served through the entire term.Appointees awaiting Senate confirmation.Appointees serving in an acting capacity.Appointees who have left office after confirmation or offices which have been disbanded.Nominees who were withdrawn prior to being confirmed or assuming office.
Appointments (first administration) Office Nominee Assumed office Left office Secretary of EnergyDan Brouillette December 11, 2019 January 20, 2021 Rick Perry March 2, 2017 December 1, 2019 Deputy Secretary of Energy Mark Menezes August 4, 2020 January 20, 2021 December 4, 2019 August 4, 2020 Dan Brouillette August 7, 2017 December 4, 2019 Office of the Secretary of Energy General Counsel of Energy William Cooper May 9, 2019 January 20, 2021 David S. Jonas Nomination lapsed and returned to the President on January 3, 2018 Inspector General of Energy Teri L. Donaldson January 23, 2019 January 24, 2025 Chief Financial Officer of Energy John G. Vonglis December 2017 May 2019 Assistant Secretary of Energy(International Affairs) Theodore J. Garrish April 12, 2018 January 20, 2021 Assistant Secretary of Energy(Congressional and Intergovernmental Affairs) Melissa F. Burnison February 21, 2018 January 20, 2021 Science and Energy Under Secretary of Energy(Science & Energy) Paul Dabbar November 7, 2017 January 20, 2021 Director of the Office of Science Chris Fall May 31, 2019 January 20, 2021 Assistant Secretary of Energy(Energy Efficiency and Renewable Energy) Daniel Simmons January 17, 2019 January 20, 2021 Assistant Secretary of Energy(Fossil Energy) Steven Winberg November 27, 2017 January 2021 Assistant Secretary of Energy (Nuclear Energy) Rita Baranwal July 11, 2019 January 8, 2021 Assistant Secretary of Energy(Energy, Electricity, Delivery and Energy Reliability) Bruce J. Walker October 16, 2017 October 2020 Management & Performance Under Secretary of Energy(Management & Performance) Mark Menezes November 6, 2017 August 4, 2020 Director of the Office of Economic Impact and Diversity James E Campos April 9, 2018 January 20, 2021 Assistant Secretary of Energy(Environmental Management) Anne Marie White March 2018 June 2019 Assistant Secretary of Energy(Cybersecurity, Energy Security and Emergency Response) Karen Evans September 4, 2018 February 14, 2020 National Nuclear Security Administration Under Secretary of Energy(Nuclear Security)Administrator of the National Nuclear Security Administration Lisa Gordon-Hagerty February 22, 2018 November 6, 2020 Principal Deputy Administrator William Bookless May 31, 2019 January 20, 2021 Deputy Administrator for Defense Programs Charles P. Verdon October 9, 2018 Deputy Administrator for Defense Nuclear Nonproliferation Brent K. Park April 3, 2018 January 20, 2021 Advanced Research Projects Agency Director of the Advanced Research Projects Agency Lane Genatowski July 11, 2019 January 20, 2021 Energy Information Administration Administrator of the Energy Information Administration Linda Capuano January 9, 2018 January 20, 2021 Federal Energy Regulatory Commission Chairman of the Federal Energy Regulatory Commission James Danly November 5, 2020 January 21, 2021 Kevin J. McIntyre December 7, 2017 October 22, 2018 Neil ChatterjeeOctober 24, 2018November 5, 2020August 10, 2017December 7, 2017 Commissioner of the Federal Energy Regulatory Commission August 10, 2017August 30, 2021 Mark Christie January 4, 2021 August 8, 2025 Allison Clements December 8, 2020 June 30, 2024 James Danly March 31, 2020 January 3, 2024 Bernard McNamee December 11, 2018 September 4, 2020 Kevin J. McIntyre December 7, 2017 Reappointment January 2, 2019 Richard Glick November 29, 2017 January 3, 2023 Robert Powelson August 10, 2017 July 1, 2018
Appointments (second administration) Office Nominee Assumed office Left office Secretary of Energy Chris Wright February 4, 2025 Ingrid Kolb January 20, 2025 February 4, 2025 Deputy Secretary of Energy James Danly June 11, 2025 General Counsel of Energy Jonathan Brightbill October 2025 Chief Financial Officer of Energy Tina Pierce October 2025 July 3, 2026 Under Secretary of Energy for Infrastructure Kyle Haustveit May 22, 2026 Alex Fitzsimmons October 20, 2025 May 22, 2026 Preston Wells Griffith III July 10, 2025 October 20, 2025 Kathleen Hogan January 20, 2025 July 10, 2025 Under Secretary of Energy for Science and Innovation Darío Gil September 26, 2025 Assistant Secretary of Energy for Nuclear Energy Theodore J. Garrish September 26, 2025 Assistant Secretary of Energy for Electricity Catherine Jereza October 14, 2025https://www.linkedin.com/posts/adrienne-lotto-52585a145_congratulations-to-assistant-secretary-of-activity-7387294050003070976-RPTg Assistant Secretary of Energy for Fossil Energy Kyle Haustveit September 19, 2025https://x.com/FECMgov/status/1969041404555845813?t=F8X83jbII537JviZ5iBQeQ&s=19 May 22, 2026 Assistant Secretary of Energy for International Affairs Kaveh FarzadTBD David Eisner Nomination withdrawn by the President on July 30, 2025 Assistant Secretary of Energy for Energy Efficiency and Renewables Audrey RobertsonOctober 23, 2025https://www.energy.gov/eere/person/audrey-robertson Assistant Secretary of Energy for Environmental Management Timothy John Walsh October 23, 2025https://www.energyca.org/eca-updates/2025/10/29/tim-walsh-sworn-in-as-em-1 National Nuclear Security Administration Under Secretary of Energy for Nuclear Security and Administrator of the National Nuclear Security Administration Brandon Williams September 26, 2025 Teresa Robbins January 20, 2025 September 26, 2025 Principal Deputy Administrator Scott Pappano September 26, 2025https://www.executivegov.com/articles/scott-pappano-nnsa-principal-deputy-admin-hire Deputy Administrator for Defense Programs David Beck January 2026 Deputy Administrator for Defense Nuclear Nonproliferation Matthew Clark Napoli October 3, 2025https://www.exchangemonitor.com/defense-nuclear-nonproliferation-head-at-nnsa-sworn-in-2/?printmode=1 Advanced Research Projects Agency Director of the Advanced Research Projects Agency Conner Prochaska September 22, 2025https://www.facebook.com/share/1BVc34YPFn/ Energy Information Administration Administrator of the Energy Information Administration Tristan Abbey September 25, 2025 Stephen Nalley January 20, 2025 September 25, 2025
Notes Confirmation votes Confirmations by roll call vote (first administration)
Confirmations by voice vote (first administration)
Confirmations by roll call vote (second administration)
Confirmations by voice vote (second administration)
References