Agency + NAICS page

Department of Homeland Security NAICS 541511 contractors

Custom Computer Programming 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

94

Mapped obligations

$19,439,950,444

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security and NAICS 541511

Booz Allen Hamilton INC

Mclean, VA

Booz Allen Hamilton INC is a federal category business profile based in Mclean, VA. The current public data layer shows $5,575,467,868 in visible federal obligations across 3,955 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R499.

$4,939,796,725

Salient Crgt, Inc.

Fairfax, VA

Salient Crgt, Inc. is a federal category business profile based in Fairfax, VA. The current public data layer shows $925,225,987 in visible federal obligations across 255 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R499.

$112,595,996

Palantir Usg INC

Palo Alto, CA

Palantir Usg INC is a federal category business profile based in Palo Alto, CA. The current public data layer shows $882,837,485 in visible federal obligations across 147 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 513210 (Software Publishers). The profile also shows meaningful product and service activity in PSC DA10.

$424,853,004

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 $878,752,678 in visible federal obligations across 684 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.

$845,076,707

Hms Technologies, Inc.

Martinsburg, WV

Hms Technologies, Inc. is a federal category business profile based in Martinsburg, WV. The current public data layer shows $580,580,357 in visible federal obligations across 5 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R499.

$184,975,870

Ecs Federal, LLC

Fairfax, VA

Ecs Federal, LLC is a federal category business profile based in Fairfax, VA. The current public data layer shows $553,486,130 in visible federal obligations across 401 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R425.

$884,662,447

Acuity INC

Reston, VA

Acuity INC is a federal category business profile based in Reston, VA. The current public data layer shows $530,100,413 in visible federal obligations across 24 awards or transactions. Department of State appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC D307.

$96,228,698

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.

$477,016,644

Microsoft Corporation

Redmond, WA

Microsoft Corporation is a federal category business profile based in Redmond, WA. The current public data layer shows $468,832,793 in visible federal obligations across 514 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R425.

$796,369,448

Peraton Healthcare Solutions LLC

Herndon, VA

Peraton Healthcare Solutions LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $463,696,620 in visible federal obligations across 5 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC D304.

$137,629,429
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