Assistant Secretary of the Navy (Energy, Installations and Environment)

Assistant Secretary of the Navy (Energy, Installations and Environment) (abbreviated ASN(EI&E)) is a civilian office in the United States Navy established in 1990. The assistant secretary of the navy (energy, installations and environment) reports to the under secretary of the navy, who in turn reports to the secretary.

Assistant Secretary of the Navy for Energy, Installations and Environment
Seal of the Department of the Navy
Incumbent Brenda M. Johnson-Turner Acting  since March 31, 2025
Style	Mrs. Secretary The Honorable (formal address in writing)
Reports to	Secretary of the Navy Under Secretary of the Navy
Seat	The Pentagon, Arlington County, Virginia, United States
Nominator	The president with Senate advice and consent
Term length	No fixed term
Constituting instrument	10. U.S.C. § 8016
Formation	1990
First holder	Jacqueline E. Schafer
Succession	18th in SecDef succession by seniority of appointment
Salary	Executive Schedule, Level IV[1]
Website	Official website

The assistant secretary of the navy (energy, installations and environment) is responsible for greater energy security, acquiring and disposing of the navy's real property; constructing and maintaining all US naval installations; overseeing occupational health and safety issues for all navy personnel (military and civilian); overseeing the navy's environmental protection, planning, and restoration efforts; and overseeing the navy's efforts to conserve cultural and natural resources.^[2]

List of deputy assistant secretaries reporting to the assistant secretary of the navy (energy, installations and environment)

• Principal Deputy Assistant Secretary of the Navy (Energy, Installations and Environment) – PDASN (EI&E)
• Deputy Assistant Secretary of the Navy (Installations, Energy & Facilities) – DASN (IE&F)
• Deputy Assistant Secretary of the Navy (Environment) – DASN (E)
• Deputy Assistant Secretary of the Navy (Safety) – DASN (Safety)
• Assistant General Counsel of the Navy (Energy, Installations and Environment) – AGC (EI&E)
• Executive Director, Public Private Partnership Reviews

Assistant secretaries of the navy (energy, installations & environment), 1990—present

Name	Assumed office	Left office	President appointed by	Secretary served under
Assistant Secretaries of the Navy (Installations & Environment)
Jacqueline E. Schafer	1990	1992	George H. W. Bush	Henry L. Garrett III
Frederick S. Sterns (acting)	1993	1994	Bill Clinton	J. Daniel Howard (acting) Frank Kelso (acting)
Robert B. Pirie Jr.	March 1994	October 12, 2000		John Howard Dalton Richard Danzig
Duncan Holaday (acting)	January 20, 2001	August 7, 2001	George W. Bush	Gordon R. England
Hansford T. Johnson	August 7, 2001	March 1, 2005		Gordon R. England
B. J. Penn	March 1, 2005	March 13, 2009		Gordon R. England Donald C. Winter
Roger M. Natsuhara (acting)	August 2009	March 5, 2010	Barack Obama	Ray Mabus
Assistant Secretaries of the Navy (Energy, Installations & Environment)
Jackalyne Pfannenstiel	March 5, 2010	July 2012	Barack Obama	Ray Mabus
Dennis V. McGinn	September 3, 2013	January 20, 2017
Steve Iselin (acting)	January 20, 2017	2018	Donald Trump	Sean Stackley (acting) Richard V. Spencer
Phyllis L. Bayer	2018	March 2019		Richard V. Spencer
Todd C. Mellon (acting)	March 2019	June 26, 2019
Lucian Niemeyer (acting)	June 26, 2019	April 24, 2020		Richard V. Spencer Thomas Modly (acting)
Charles A. Williams	April 24, 2020	January 20, 2021		Thomas Modly (acting) James McPherson (acting) Kenneth Braithwaite
Todd L. Schafer (acting)	January 20, 2021	August 5, 2021	Joe Biden	Thomas Harker (acting)
Meredith Berger	August 5, 2021	January 20, 2025		Carlos Del Toro
Peter S. Lynch (acting)	January 20, 2025	March 31, 2025	Donald Trump	Terence G. Emmert (acting) John Phelan
Brenda M. Johnson-Turner (acting)	March 31, 2025	Incumbent	Donald Trump	John Phelan