Dan Brouillette
Born: August 18, 1962, Paincourtville, Louisiana
Nominated: November 7, 2019
Confirmed: December 2, 2019
Term of Office: December 11, 2019 – January 20, 2021
President: Donald Trump
B.S., University of Maryland. Chief of Staff for Representative Billy Tauzin of Louisiana, 1989-1997. Assistant Secretary of Energy for Congressional and Intergovernmental Affairs, 2001-2003. Staff director for the House Energy and Commerce Committee, 2003-2004. Deputy Secretary of Energy, 2017-19.

Rick Perry
Born: March 4, 1950, Haskell, Texas
Nominated: December 14, 2016
Confirmed: March 2, 2017
Term of Office: March 2, 2017 – December 1, 2019
President: Donald Trump
B.S., Texas A&M University, 1972. Texas House of Representatives, 64th District, 1985-1991. Agriculture Commissioner of Texas, 1991-1999. Lieutenant Governor of Texas, 1999-2000. Governor of Texas, 2000-2015.

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Ernest Moniz
Born: December 22, 1944, Fall River, Massachusetts
Nominated: March 4, 2013
Confirmed: May 16, 2013
Term of Office: May 21, 2013 - January 20, 2017
President: Barack Obama
B.S., Boston College, 1966. Ph.D., Stanford University, 1972. Professor of Physics, Massachusetts Institute of Technology (MIT), 1973-2013. Associate Director for Science, Office of Science and Technology Policy, 1995-1997. Under Secretary, Department of Energy, 1997-2001. Director, MIT Energy Initiative, 2006-2013.

Steven Chu
Born: February 28, 1948, St. Louis, Missouri
Nominated: December 15, 2008
Confirmed: January 20, 2009
Term of Office: January 21, 2009 - April 22, 2013
President: Barack Obama
A.B. and B.S., University of Rochester, 1970. Ph.D., U.C. Berkeley, 1976. Postdoctoral Fellow, U.C. Berkeley, 1976-1978. Member, Technical Staff, AT&T, 1978-83. Head of Quantum Electronic Dept., AT&T Bell Laboratories, 1983-87. Professor of Physics and Applied Physics, Stanford University, 1987-2008. Co-recipient of the Nobel Prize for Physics, 1997. Director, Lawrence Berkeley National Laboratory, 2004-2009

Samuel W. Bodman
Born: November 26, 1938, Chicago, Illinois
Nominated: December 10, 2004
Confirmed: January 31, 2005
Term of Office: February 2005 - January 2009

Spencer Abraham
Born: June 12, 1952, Lansing, Michigan
Nominated: January 3, 2001
Confirmed: January 20, 2001
Term of Office: January 20, 2001 - January 31, 2005
President: George Bush
B.A. Political Science, Michigan State University, 1974. J.D., Harvard University, 1979. Chairman, Michigan Republican Party, 1982-1990. Deputy Chief of Staff, Office of the Vice President, 1990-1991. Co-Chairman, National Republican Congressional Committee, 1991-1993. U. S. Senator, 1995-2001.

Bill Richardson
Born: November 15, 1947, Pasadena, California
Nominated: July 22, 1998
Confirmed: July 31, 1998
Term of Office: August 18, 1998-January 20, 2001
President: Bill Clinton
M.A., The Fletcher School of Law and Diplomacy, 1971. U.S. Congressman from New Mexico, 1983-97. U.S. Ambassador to the United Nations, 1997-98.

Federico Peña
Born: March 15, 1947, Laredo, Texas
Nominated: December 19, 1996
Confirmed: March 12, 1997
Term of Office: March 12, 1997-June 30, 1998
President: Bill Clinton
J.D., University of Texas, 1972. Mayor, City and County of Denver, 1983-91. Secretary of Transportation, 1993-97.

Hazel R. O'Leary
Born: May 17, 1937, Newport News, Virginia
Nominated: January 20, 1993
Confirmed: January 21, 1993
Term of Office: January 22, 1993-January 20, 1997
President: Bill Clinton
B.A., Fisk University, 1959. J.D., Rutgers University, 1966. Assistant Attorney General, State of New Jersey, 1967-68. Administrator, Economic Regulatory Administration, 1979-80. Vice President and then President, Northern States Power Company, 1989-93.

Admiral James Watkins
Born: March 7, 1927, Alhambra, California
Deceased: July 26, 2012
Nominated: January 20, 1989
Confirmed: March 1, 1989
Term of Office: March 1, 1989-January 20, 1993
President: George Bush
B.S., United States Naval Academy. Graduate, reactor engineering course, Oak Ridge National Laboratory. M.S., Naval Postgraduate School, 1958. Chief of Naval Operations, 1982-86. Chairman, Presidential Commission on the Human Immunodeficiency Virus Epidemic, 1987-88.

John S. Herrington
Born: May 31, 1939, Los Angeles, California
Nominated: January 18, 1985
Confirmed: February 6, 1985
Term of Office: February 7, 1985-January 20, 1989
President: Ronald Reagan
J.D., University of California, Hastings College of Law, 1964. Assistant Secretary of the Navy, 1981-83. Assistant to the President of the United States, 1984.

Donald P. Hodel
Born: May 23, 1935, Portland, Oregon
Appointment: November 5, 1982
Confirmed: December 8, 1982
Term of Office: November 5, 1982-February 7, 1985
President: Ronald Reagan
B.A. Government, Harvard University, 1957. J.D., Oregon School of Law, 1960. Administrator, Bonneville Power Administration, 1972-77. Under Secretary of the Interior, 1981-82.

James B. Edwards
Born: June 24, 1927, Hawthorne, Florida
Nominated: January 20, 1981
Confirmed: January 22, 1981
Term of Office: January 23, 1981-November 5, 1982
President: Ronald Reagan
DMD, University of Louisville, 1955. Governor of South Carolina, 1975-79.

Charles Duncan
Born: September 9, 1926, Houston, Texas
Nominated: July 20, 1979
Confirmed: July 31, 1979
Term of Office: August 24, 1979-January 20, 1981
President: Jimmy Carter
B.S. Chemical Engineering, Rice University, 1947. President, Coca-Cola Company, 1971-74. Deputy Secretary of Defense, 1977-79.

James Schlesinger
Born: February 15, 1929, New York City
Confirmed: August 4, 1977
Term of Office: August 6, 1977-August 23, 1979
President: Jimmy Carter
Ph.D., Harvard, 1956. Chairman, Atomic Energy Commission, 1971-73. Director, Central Intelligence Agency, 1973. Secretary of Defense, 1973-75. Assistant to President Carter, 1977.