Functions include information policy and information management, command and control, communications, counterintelligence, security, information assurance, information operations, space systems and space policy, intelligence, surveillance and reconnaissance, and intelligence-related activities conducted by the Department.

Responsible for the independent oversight of all intelligence, counterintelligence, and intelligence-related activities in the Department of Defense.

DoD initiative to develop and test a method for reducing Operations and Support costs by routinely inserting commercial items into fielded military systems.

Provides corporate level leadership in human resources management by developing and managing human resources programs and systems. Supports the Under Secretary of Defense (Personnel and Readiness).

Develops and maintains projects in support of paperless business functions in the areas of procurement and finance, develops prototypes which will further enhance the role of eBusiness within the Department, and supports other DoD eBusiness efforts.

The operational manager for training international military/civilian personnel to speak and teach English. Located at Lackland, AFB, TX.

Provides a broad spectrum of microelectronics services to DoD. The DMEA is located in Sacramento California.

DoD DEMIL and TSC policy, training, resources, military surplus property and equipment disposal program guidance and information.

Responsible for conducting, supervising, monitoring and initiating audits and investigations relating to the programs and operations of the DoD.

Health information on past, current and future U.S. military deployments for active duty servicemembers, Reserve components, family members and veterans. From the Directorate for Deployment Health Support.

Principal staff assistant and advisor on DoD-wide organizational and administrative management matters.

Responsible for reviewing and analyzing the results of tests conducted for each major DoD acquisition program; and oversight to ensure those programs confirm operational effectiveness and suitability for combat use.

Analyzes and evaluates plans, programs, and budgets in relation to U.S. defense objectives, projected threats, allied contributions, estimated costs, and resource constraints.

Established in support of global surveillance, training, research, and response to emerging infectious disease threats through: centralized coordination; with involvement from military facilities and overseas laboratories.

Part of the Immediate Office of the Secretary of Defense and is the head of an organization known as the Executive Secretariat. The Executive Secretary provides direct administrative support to the Secretary and Deputy Secretary of Defense.

Photographs of the Secretary, Deputy Secretary and the 12 organizations under them. From the Defense Almanac.

Provides recently-declassified documents that may be relevant to illnesses affecting Gulf War Veterans.

Responsible for the financial management and policy, Defense budget submission and execution, financial statements and business practices of the Department of Defense.

Charged with thinking comprehensively and creatively about how the United States should provide for its national security in the 21st century.

Supervises the DoD's acquisition process, research and development; advanced technology; test and evaluation; production; logistics; military construction; procurement; economic security; and atomic energy.

Maintain the defense workforce; the 1.5 million active duty military and 1.5 million guard and reserve personnel, and the 800,000 civilians that support the Nation's military operations.