Agency + NAICS page

Department of Homeland Security NAICS 541712 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). 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 6, 2026

Visible recipients

27

Mapped obligations

$58,503,514,699

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security and NAICS 541712

Mantech Advanced Systems International, Inc.

Herndon, VA

Mantech Advanced Systems International, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $879,999,975 in visible federal obligations across 686 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.

$597,521,822

Bae Systems Information And Electronic Systems Integration Inc.

Nashua, NH

Bae Systems Information And Electronic Systems Integration Inc. is a federal category business profile based in Nashua, NH. The current public data layer shows $725,248,418 in visible federal obligations across 383 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 334511 (Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing). The profile also shows meaningful product and service activity in PSC 5865.

$1,323,384,182

Jacobs Technology Inc.

Huntsville, AL

Jacobs Technology Inc. is a federal category business profile based in Huntsville, AL. The current public data layer shows $477,016,644 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541511 (Custom Computer Programming Services). The profile also shows meaningful product and service activity in PSC D399.

$467,471,713

Modern Technology Solutions, Inc.

Alexandria, VA

Modern Technology Solutions, Inc. is a federal category business profile based in Alexandria, VA. The current public data layer shows $429,818,638 in visible federal obligations across 288 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC R425.

$1,231,647,723

Applied Research Associates, Inc.

Albuquerque, NM

Applied Research Associates, Inc. is a federal category business profile based in Albuquerque, NM. The current public data layer shows $328,248,301 in visible federal obligations across 571 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC R425.

$2,055,247,849

Caci Technologies, LLC

Chantilly, VA

Caci Technologies, LLC is a federal category business profile based in Chantilly, VA. The current public data layer shows $190,345,441 in visible federal obligations across 223 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.

$784,450,256

Bering Straits Information Technology, LLC

Anchorage, AK

Bering Straits Information Technology, LLC is a federal alaskan native corporation owned firm profile based in Anchorage, AK. The current public data layer shows $178,095,495 in visible federal obligations across 8 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 334517 (Irradiation Apparatus Manufacturing). The profile also shows meaningful product and service activity in PSC 6665.

$20,974,791

Peraton Technology Services Inc.

Chantilly, VA

Peraton Technology Services Inc. is a federal category business profile based in Chantilly, VA. The current public data layer shows $163,252,765 in visible federal obligations across 275 awards or transactions. General Services Administration 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 R499.

$40,905,297

L3harris Interstate Electronics Corporation

Yorba Linda, CA

L3harris Interstate Electronics Corporation is a federal category business profile based in Yorba Linda, CA. The current public data layer shows $138,604,778 in visible federal obligations across 40 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 H914.

$12,550,621

Sev1tech, LLC

Woodbridge, VA

Sev1tech, LLC is a federal category business profile based in Woodbridge, VA. The current public data layer shows $134,333,750 in visible federal obligations across 225 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC R425.

$356,877,633
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