Our Mission

Enable the Delivery and Sustainment of Secure, Resilient, and Preeminent Capabilities to the Warfighter and International Partners Quickly and Cost Effectively

Top News Stories

Ukraine Contracting Actions

The Department of Defense has awarded $5.6B on contract under the Ukraine Security Assistance Initiative, and an additional $12.6B on contract to replace equipment drawn down from U.S. stocks.

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Acquisition and Sustainment Leadership Transition

Dr. Radha Iyengar Plumb was confirmed as Deputy Under Secretary of Defense for Acquisition and Sustainment (DUSD(A&S)) in a Senate vote today.

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Competitive Advantage Pathfinders - Bringing Together the Defense Acquisition System to Accelerate the Fielding and Scaling of Vital Capabilities

As President Biden and Secretary Austin have said, “We are now in the early years of a decisive decade for America.”

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Official Says Just-In-Time Deliveries Fail in High-End Competition

Fostering a resilient and robust industrial base is a priority for the Defense Department's acquisition and sustainment community, said William A. LaPlante, undersecretary of defense for A&S, who spoke yesterday at a McAleese-sponsored event in Washington, D.C.

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Dr. William A. LaPlante

Under Secretary of Defense for Acquisition & Sustainment

Dr. Radha I. Plumb

Deputy Under Secretary of Defense for Acquisition & Sustainment

ASD (Acquisition)

Provides oversight and policy direction to Secretary, Deputy Secretary, and Under Secretary of Defense (A&S)


ASD (Sustainment)

Serves as the principal staff assistant and advisor to the USD A&S, Deputy Secretary of Defense (DEPSECDEF), and Secretary of Defense (SECDEF)


ASD (Energy, Installations, and Environment)

Provide safe and resilient installations for the warfighter and their families.


ASD (Nuclear, Chemical and Biological Defense Programs)

Develops policies and provides advice to NCBDP related plans and programs


Industrial Base Policy

Provides detailed analyses and in-depth understanding of the increasingly global, commercial, and financially complex industrial supply chain


Special Access Program Central Office

Serves under the authority and direction of both the Deputy Secretary of Defense (DepSecDef) and the USD(A&S)