Office of the Secretary of Defense Lloyd J. Austin III Secretary of Defense1000 Defense Pentagon, Washington, DC 20301-1000 Kathleen H. Hicks Deputy Secretary of Defense1010 Defense Pentagon, Washington, DC 20301-1010 Dr. William A. LaPlante Under Secretary of Defense for Acquisition and Sustainment 3010 Defense Pentagon, Washington, DC 20301-3010 Michael J. McCord Under Secretary of Defense Comptroller/Chief Financial Officer 1100 Defense Pentagon, Washington, DC 20301-1100 Sasha Baker Acting Under Secretary of Defense for Policy 2000 Defense Pentagon, Washington, DC 20301-2000 Gilbert R. Cisneros Jr. Under Secretary of Defense for Personnel and Readiness 4000 Defense Pentagon, Washington, DC 20301-4000
The Chairman and Vice Chairman of the Joint Chiefs of Staff General Charles Q. Brown, Jr. Chairman of the Joint Chiefs of Staff 9999 Joint Staff Pentagon, Washington, DC 20318-9999 Admiral Christopher W. Grady Vice Chairman of the Joint Chiefs of Staff 9999 Joint Staff Pentagon, Washington, DC 20318-9999
Secretaries of the Armed Forces Christine E. Wormuth Secretary of the Army 101 Army Pentagon, Washington, DC 20310-0101 Carlos Del Toro Secretary of the Navy 1000 Navy Pentagon, Washington, DC 20350-1000 Frank Kendall Secretary of the Air Force 1670 Air Force Pentagon, Washington, DC 20330-1670
The Chiefs of Staff General Randy A. George Army Chief of Staff 200 Army Pentagon, Washington, DC 20310-0200 Chief of Naval Operations 2000 Navy Pentagon, Washington, DC 20350-2000 General Daniel R. Hokanson Chief, National Guard Bureau 1636 Defense Pentagon, STE 1E169, Washington, DC 20301-0001 Air Force Chief of Staff 1670 Air Force Pentagon, Washington, DC 20330-1670 General Eric M. Smith Commandant of the Marine Corps Headquarters, U.S. Marine Corps, 3000 Marine Corps Pentagon, Washington, DC 20350-3000 General B. Chance Saltzman Chief of Space Operations 2020 U.S. Space Force Pentagon, STE 4E858, Washington, DC 20330-2000