Agency + NAICS page

Department of Homeland Security NAICS 541690 contractors

Other Scientific and Technical Consulting Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security
Last updated: April 8, 2026

Visible recipients

25

Mapped obligations

$938,734,593

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security and NAICS 541690

Veritas Management Group, Inc.

Alpharetta, GA

Veritas Management Group, Inc. is a federal 8a program participant profile based in Alpharetta, GA. The current public data layer shows $6,598,897 in visible federal obligations across 34 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541990 (All Other Professional, Scientific, and Technical Services). The profile also shows meaningful product and service activity in PSC R499.

$3,744,870

Zantech It Services, Inc.

Reston, VA

Zantech It Services, Inc. is a federal category business profile based in Reston, VA. The current public data layer shows $5,074,846 in visible federal obligations across 51 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R408.

$28,470,003

Bevilacqua Research Corporation

Huntsville, AL

Bevilacqua Research Corporation is a federal category business profile based in Huntsville, AL. The current public data layer shows $4,812,421 in visible federal obligations across 41 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$9,530,488

Chenega Infinity, LLC

Chantilly, VA

Chenega Infinity, LLC is a federal 8a program participant profile based in Chantilly, VA. The current public data layer shows $2,336,910 in visible federal obligations across 10 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561612 (Security Guards and Patrol Services). The profile also shows meaningful product and service activity in PSC S206.

$1,554,530

Ameresco Federal Solutions, Inc.

Farmingham, MA

Ameresco Federal Solutions, Inc. is a federal category business profile based in Farmingham, MA. The current public data layer shows $427,461 in visible federal obligations across 18 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC B540.

$1,627,616
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