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The United States Department of Homeland Security is a federal executive department responsible for public security, counterterrorism, border control, and disaster response, based in Washington, D.C. Operating as a cabinet-level agency funded entirely through federal government appropriations, the organization was formed by consolidating 22 existing federal agencies into a single unified entity to coordinate national defense efforts. The department currently employs over 240,000 personnel to manage critical infrastructure protection, immigration enforcement, transportation security, and national cybersecurity initiatives across the country. Key figures associated with the department's legislative creation, historical leadership, and ongoing operational oversight include its first Secretary Tom Ridge, current Inspector General Joseph V. Cuffari, and former Senator Joseph Lieberman. The Department of Homeland Security was founded in 2002 following the passage of the Homeland Security Act spearheaded by the United States Congress.
Key people at Department of Homeland Security.
Key agencies under DHS include U.S. Customs and Border Protection (CBP), U.S. Immigration and Customs Enforcement (ICE), and U.S. Citizenship and Immigration Services (USCIS). These components collectively manage border security, immigration enforcement, and lawful immigration benefits.
The Department of Homeland Security addresses cybersecurity as part of its broader mandate to secure the nation from various threats. It works to protect critical infrastructure and digital assets from cyberattacks, contributing to national cybersecurity resilience.
Key agencies under DHS include U.S. Customs and Border Protection (CBP), U.S. Immigration and Customs Enforcement (ICE), and U.S. Citizenship and Immigration Services (USCIS). These components collectively manage border security, immigration enforcement, and lawful immigration benefits.
The Department of Homeland Security addresses cybersecurity as part of its broader mandate to secure the nation from various threats. It works to protect critical infrastructure and digital assets from cyberattacks, contributing to national cybersecurity resilience.
Key people at Department of Homeland Security.
The Department of Homeland Security (DHS) serves as a critical component of the United States government, with a foundational mission to secure the nation. Established to consolidate various federal agencies, DHS addresses a diverse spectrum of threats impacting national security and public safety.
A significant portion of DHS's responsibilities involves managing and securing the nation's borders and immigration systems. This includes the work of U.S. Customs and Border Protection (CBP), which oversees customs and border enforcement, and U.S. Immigration and Customs Enforcement (ICE), focused on immigration law enforcement. U.S. Citizenship and Immigration Services (USCIS) also operates under DHS, handling lawful immigration benefits.
Beyond border and immigration control, DHS is actively engaged in combating broader security challenges. This encompasses efforts in counter-terrorism, cybersecurity, and critical infrastructure protection. The Department works to identify, assess, and mitigate risks to the nation's digital and physical assets.
As a unified federal department, DHS integrates the operations of multiple agencies to achieve its overarching security objectives. This coordinated approach allows for a more effective response to evolving threats and ensures a comprehensive defense strategy for the United States. The Department is committed to protecting the homeland and its citizens through vigilance and strategic action.
Department of Homeland Security has 2 tracked investments across 2 companies. The latest tracked deal is $65.0M Pre-Seed in Noru in March 2026.
| Date | Company | Round | Lead Investor(s) | Co-Investor(s) |
|---|---|---|---|---|
| Mar 18, 2026 | Noru | $65.0M Pre-Seed | Ampli Ventures | Andreessen Horowitz, Fredrik Uhrström, Johannes Schildt, Karin Bjerde, Mark Strande, Mattias Miksche, SSE Ventures |
| Jul 24, 2017 | Evernym | $790K Grant | Department OF Homeland Security | — |
