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Department of Homeland Security NAICS 541511 and PSC D399 contractors

Custom Computer Programming Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Homeland Security.

Department of Homeland Security · NAICS 541511 · PSC D399
Last updated: April 8, 2026

Visible recipients

45

Mapped obligations

$32,838,879,330

State overlap

4

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541511 and PSC D399

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.

$12,673,908,921

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.

$2,068,201,677

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.

$303,933,312

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.

$1,288,012,691

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.

$237,360,872

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.

$981,668,230

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.

$1,282,181,334

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.

$173,850,302

Techflow, Inc.

San Diego, CA

Techflow, Inc. is a federal category business profile based in San Diego, CA. The current public data layer shows $245,142,820 in visible federal obligations across 35 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 811219 (Other Electronic and Precision Equipment Repair and Maintenance). The profile also shows meaningful product and service activity in PSC J063.

$221,644,574

Softrams LLC

Arlington, VA

Softrams LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $169,589,197 in visible federal obligations across 60 awards or transactions. Department of Health and Human Services 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 DA01.

$767,090,635
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