This page is maintained by the Library of Congress and contains Executive Branch sites only. However, they note that given the time they have available it is not always possible to keep the page totally comprehensive, particularly since agencies are often included because they requested to be listed.

The official residence of the President of the United States

Mission Statement: The Department's mission is to shape and sustain a peaceful, prosperous, just, and democratic world and foster conditions for stability and progress for the benefit of the American people and people everywhere. This mission is shared with the USAID, ensuring we have a common path forward in partnership as we invest in the shared security and prosperity that will ultimately better prepare us for the challenges of tomorrow (Released November 2014).

» Counterterrorism

» Conflict and Stabilization

» Cyber issues

» Office of the Secretary of State

— Directorate of Defense Trade Controls

— Bureau of Political-Military Affairs

— U.S. Embassy in Baghdad, Iraq	— U.S. Embassy in Kabul, Afghanistan
— U.S. Embassy in Kyiv, Ukraine

Mission Statement: The Department's mission is to provide the military forces needed to deter war and to protect the security of our country. The department's headquarters is at the Pentagon.

» Support for Ukraine	» Threats in the Middle East
» Afghanistan Evacuation: DOD Response	» Coronavirus: DOD Response

— Defense Intelligence Agency (DIA)

— Army Materiel Command (AMC)

Mission Statement: AMC's mission is to develop and deliver global readiness solutions to sustain Unified Land Operations, anytime, anywhere. AMC is headquartered at Redstone Arsenal, Alabama, and impacts or has a presence in all 50 states and 144 countries. Manning these organizations is a work force of more than 65,000 dedicated military and civilian employees, many with highly developed specialties in weapons development, manufacturing and logistics.

Law of the US pertaining the sanctioning of private military/security services is available at the LEGAL (US) page

Mission Overview: The vision of homeland security is to ensure a homeland that is safe, secure, and resilient against terrorism and other hazards. There are five homeland security missions: 1) Prevent terrorism and enhancing security; 2) Secure and manage our borders; 3) Enforce and administer our immigration laws; 4) Safeguard and secure cyberspace; and 5) Ensure resilience to disasters.

» Coronavirus

» Law Enforcement Partnerships

» Cybersecurity

» Resilience

» DHS Business Opportunities

» DHS Acquisition Policies & Regulations

Mission Statement: Preempt threats and further US national security objectives by collecting intelligence that matters, producing objective all-source analysis, conducting effective covert action as directed by the President, and safeguarding the secrets that help keep our Nation safe.

— Associate Director for Military Affairs (ADMA): coordinates, plans, executes and sustains worldwide activities that support CIA and Department of Defense (DoD) interaction based on priorities established by the Director of CIA to achieve National Security objectives..

— National Clandestine Service (NCS) serves as the clandestine arm of the Central Intelligence Agency (CIA) and the national authority for the coordination, de-confliction, and evaluation of clandestine operations across the Intelligence Community of the United States.

Mission Statement: The National Security Agency/Central Security Service (NSA/CSS) leads the U.S. Government in cryptology that encompasses both Signals Intelligence (SIGINT) and Information Assurance (IA) products and services, and enables Computer Network Operations (CNO) in order to gain a decision advantage for the Nation and our allies under all circumstances.P

» Doing business with NSA: NSA has developed a number of programs to facilitate business relationships and forge partnerships between industry and this Agency. These partnerships broaden collaboration with industry and business to maximize the return from technology efforts and enable NSA to stay on the cutting edge of technology.

Mission Statement: The mission of GSA is to deliver the best value in real estate, acquisition, and technology services to government and the American people.

» GSA Schedules: Via Schedules, GSA establishes long-term governmentwide contracts with commercial firms to provide access to millions of commercial products and services at volume discount pricing.

» GSA eLibrary: This is the online source for the latest contract award information for GSA Schedules, Department of Veterans Affairs (VA) Schedules, and Technology Contracts.

Mission Statement : We partner to end extreme poverty and to promote resilient, democratic societies while advancing our security and prosperity.

— The Office of Crisis Surge Support Staff (CS3): CS3, formerly known as the Office of Civilian Response or OCR, rapidly deploys highly qualified technical experts providing critical development skill sets in support of USAID operations worldwide. CS3 aims to meet Mission-specific staffing needs by deploying personnel knowledgeable about USAID systems and processes, helping Missions to better adjust to the rapidly changing conditions in which USAID regularly finds itself.

Mission: USAspending.gov is the official source for spending data for the U.S. Government. Its mission is to show the American public what the federal government spends every year and how it spends the money. You can follow the money from the Congressional appropriations to the federal agencies and down to local communities and businesses.

Office of the Special Inspector General for Iraq Reconstruction (SIGIR) | [Listing kept for research purposes: http://www.sigir.mil/]

SIGIR, reporting to the Secretaries of State and Defense, was the successor to the Coalition Provisional Authority Office of Inspector General (CPA-IG). SIGIR was created in October 2004 by a congressional amendment to Public Law 108-106 (55KB PDF), triggered by the June 28, 2004, dissolution of the CPA. The office closed its door in October 2013.

The mission of the office was to faciliate unity of effort in COunterINsurgency (COIN) operations.

»(AMC) Partnership Opportunities: Agreements between an Army facility and one or more private industry entities to perform work or utilize the Army's facilities and equipment. [Listing kept for research purposes: http://www.amc.army.mil/amc/partnershipopportunities.html]

—(AMC) Office of Small Business Programs: We ensure that a fair portion of contract awards is placed with disadvantaged, women-owned, service-disabled and veteran-owned small businesses. [Listing kept for research purposes: http://www.amc.army.mil/amc/smallbusiness.html]

—(CIA) Associate Director for Military Affairs (ADMA): coordinates, plans, executes and sustains worldwide activities that support CIA and Department of Defense (DoD) interaction based on priorities established by the Director of CIA to achieve National Security objectives. [Listing kept for research purposes: https://www.cia.gov/offices-of-cia/military-affairs]

—(CIA) National Clandestine Service (NCS) serves as the clandestine arm of the Central Intelligence Agency (CIA) and the national authority for the coordination, de-confliction, and evaluation of clandestine operations across the Intelligence Community of the United States. [Listing kept for research purposes: https://www.cia.gov/offices-of-cia/clandestine-service]

— (USAID) The Office of Crisis Surge Support Staff (CS3): CS3, formerly known as the Office of Civilian Response or OCR, rapidly deploys highly qualified technical experts providing critical development skill sets in support of USAID operations worldwide. CS3 aims to meet Mission-specific staffing needs by deploying personnel knowledgeable about USAID systems and processes, helping Missions to better adjust to the rapidly changing conditions in which USAID regularly finds itself. [Listing kept for research purposes: http://www.usaid.gov/who-we-are/organization/bureaus/bureau-democracy-conflict-and-humanitarian-assistance/office-2]