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Under Secretary of Energy for Infrastructure

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Under Secretary of Energy
S3
Seal of the U. S. Department of Energy
Incumbent
Preston Wells Griffith III
since July 10, 2025
United States Department of Energy
StyleMr. Under Secretary
Member ofDepartment of Energy
Reports toDeputy Secretary of Energy
SeatWashington, D.C., United States
AppointerThe president
with advice and confirmation from the Senate
Term lengthAppointed
DeputyAssociate Under Secretary
Websitewww.energy.gov

The Under Secretary of Energy oversees the Department's energy and environment programs. The Under Secretary plays an instrumental role in the development of energy related research and development necessary to meet the United States' growing energy need and work to advance the nations energy and electricity security.

The Under Secretary of Energy is appointed by the President with the advice and consent of the Senate. The current under secretary is Preston Wells Griffith III, who was sworn in on July 10, 2025.[citation needed]

List of under secretaries

[edit]
No. Portrait Under secretary Took office Left office Refs.
1 Robert G. Card June 5, 2001 2004 [1]
2 David K. Garman June 15, 2005 February 2007 [2][3]
acting Dennis Spurgeon May 2007 July 2007 [4][5]
3 Clarence H. Albright August 3, 2007 January 20, 2009 [6][7]
4 Kristina M. Johnson May 2009 October 2010 [8][9][10]
acting Cathy Zoi December 2010 2011 [11][12]
acting David B. Sandalow June 2012 January 20, 2013 [13][14][15]
5 Mark Menezes November 6, 2017 August 4, 2020 [16][17][18]
acting Kathleen Hogan July 2022 June 13, 2023 [19][20][21]
6 David W. Crane June 14, 2023 January 20, 2025 [22][23][24][25][26]
7 Preston Wells Griffith III July 10, 2025 Present [27]

References

[edit]
  1. ^ "Robert G. Card - Under Secretary". DOE. Archived from the original on 2001-11-21.
  2. ^ "David K. Garman". DOE. Archived from the original on 2005-09-17.
  3. ^ "Leadership". DOE. Archived from the original on 2007-02-06.
  4. ^ "Leadership". DOE. Archived from the original on 2007-05-10.
  5. ^ "Leadership". DOE. Archived from the original on 2007-07-11.
  6. ^ "C.H. "Bud" Albright, Jr". DOE. Archived from the original on January 9, 2009.
  7. ^ "Leadership". DOE. Archived from the original on January 19, 2009.
  8. ^ "Kristina M. Johnson". HuffPost.
  9. ^ "Kristina M. Johnson, Under Secretary of Energy". DOE. Archived from the original on May 31, 2009.
  10. ^ "Leadership". DOE. Archived from the original on May 27, 2010.
  11. ^ "Cathy Zoi". DOE. Archived from the original on December 6, 2010.
  12. ^ "Leadership". DOE. Archived from the original on December 15, 2010.
  13. ^ "David Sandalow - Acting Under Secretary of Energy and Assistant Secretary for Policy & International Affairs". DOE. Archived from the original on June 1, 2012.
  14. ^ "Leadership". DOE. Archived from the original on 2012-08-02.
  15. ^ "Leadership". DOE. Archived from the original on January 19, 2013.
  16. ^ "Mark W. Menezes". DOE. Archived from the original on December 8, 2017.
  17. ^ "Leadership". DOE. Archived from the original on December 8, 2017.
  18. ^ "Leadership". DOE. Archived from the original on January 20, 2021.
  19. ^ "Kathleen Hogan". DOE. Archived from the original on July 30, 2022.
  20. ^ "About Us". DOE. Archived from the original on July 30, 2022.
  21. ^ "About Us". DOE. Archived from the original on July 1, 2023.
  22. ^ "David Crane". DOE. Archived from the original on July 10, 2023.
  23. ^ "About Us". DOE. Archived from the original on July 14, 2023.
  24. ^ "About Us". DOE. Archived from the original on January 18, 2025.
  25. ^ "David Crane Sworn in as Under Secretary for Infrastructure at the U.S. Department of Energy". OCED Updates. June 2023.
  26. ^ Crane, David (January 21, 2025). "Exclusive: Former NRG CEO David Crane's farewell letter to his DOE colleagues". Trellis.
  27. ^ Jordan, David (July 9, 2025). "Senate confirms Griffith as Energy undersecretary". Roll Call.


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