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Department of Homeland Security NAICS 541513 and PSC D399 contractors

Computer Facilities Management 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 541513 · PSC D399
Last updated: April 8, 2026

Visible recipients

22

Mapped obligations

$56,545,488,304

State overlap

3

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541513 and PSC D399

General Dynamics Information Technology, Inc.

Falls Church, VA

General Dynamics Information Technology, Inc. is a federal category business profile based in Falls Church, VA. The current public data layer shows $4,253,204,329 in visible federal obligations across 3,181 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 D399.

$22,241,962,801

Leidos, Inc.

Reston, VA

Leidos, Inc. is a federal category business profile based in Reston, VA. The current public data layer shows $2,328,171,377 in visible federal obligations across 9,647 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.

$15,630,950,662

Caci Premier Technology, LLC

Chantilly, VA

Caci Premier Technology, LLC is a federal category business profile based in Chantilly, VA. The current public data layer shows $1,735,863,999 in visible federal obligations across 5 awards or transactions. Office of Personnel Management appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561611 (Investigation and Personal Background Check Services). The profile also shows meaningful product and service activity in PSC R422.

$402,286,206

Peraton Enterprise Solutions LLC

Chantilly, VA

Peraton Enterprise Solutions LLC is a federal category business profile based in Chantilly, VA. The current public data layer shows $823,211,934 in visible federal obligations across 415 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 D399.

$13,090,320,734

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.

$829,347,736

Network Security Systems Plus, INC

Mc Lean, VA

Network Security Systems Plus, INC is a federal 8a program participant profile based in Mc Lean, VA. The current public data layer shows $241,794,910 in visible federal obligations across 6 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 D310.

$48,133,885

General Dynamics One Source LLC

Falls Church, VA

General Dynamics One Source LLC is a federal category business profile based in Falls Church, VA. The current public data layer shows $91,059,554 in visible federal obligations across 162 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 D399.

$1,437,225,174

Decisionpoint Corporation

Gaithersburg, MD

Decisionpoint Corporation is a federal category business profile based in Gaithersburg, MD. The current public data layer shows $58,133,751 in visible federal obligations across 120 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541513 (Computer Facilities Management Services). The profile also shows meaningful product and service activity in PSC DA01.

$96,858,603

Compqsoft, Inc.

Leesburg, VA

Compqsoft, Inc. is a federal category business profile based in Leesburg, VA. The current public data layer shows $47,787,652 in visible federal obligations across 73 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541519 (Other Computer Related Services). The profile also shows meaningful product and service activity in PSC DA01.

$127,543,505

Inserso Corporation

Mc Lean, VA

Inserso Corporation is a federal category business profile based in Mc Lean, VA. The current public data layer shows $43,925,282 in visible federal obligations across 49 awards or transactions. Department of Homeland Security 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 7E20.

$276,196,290
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