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Department of Homeland Security NAICS 541511 and PSC R499 contractors

Custom Computer Programming Services. SUPPORT- PROFESSIONAL: OTHER. 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 R499
Last updated: April 8, 2026

Visible recipients

50

Mapped obligations

$37,722,466,021

State overlap

4

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541511 and PSC R499

Sev1tech, LLC

Woodbridge, VA

Sev1tech, LLC is a federal category business profile based in Woodbridge, VA. The current public data layer shows $133,265,250 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.

$167,233,528

Guidehouse Digital LLC

Mc Lean, VA

Guidehouse Digital LLC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $129,682,252 in visible federal obligations across 388 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 D318.

$555,857,354

Reli Group INC

Windsor Mill, MD

Reli Group INC is a federal 8a program participant profile based in Windsor Mill, MD. The current public data layer shows $79,433,948 in visible federal obligations across 119 awards or transactions. Department of Health and Human Services 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.

$183,993,520

Alpha Omega Integration LLC

Vienna, VA

Alpha Omega Integration LLC is a federal 8a program participant profile based in Vienna, VA. The current public data layer shows $77,751,000 in visible federal obligations across 93 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 DD01.

$120,434,705

Softek Feditc LLC

Piscataway, NJ

Softek Feditc LLC is a federal category business profile based in Piscataway, NJ. The current public data layer shows $63,116,620 in visible federal obligations across 5 awards or transactions. Department of Homeland Security 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 DJ01.

$63,187,444

Procentrix, LLC

Herndon, VA

Procentrix, LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $51,802,278 in visible federal obligations across 71 awards or transactions. Securities and Exchange Commission 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 D302.

$65,195,842

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.

$97,207,860

Sehlke Consulting LLC

Vienna, VA

Sehlke Consulting LLC is a federal category business profile based in Vienna, VA. The current public data layer shows $42,603,555 in visible federal obligations across 79 awards or transactions. General Services Administration 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 R499.

$349,151,992

Ntt Data Federal Services, Inc.

Herndon, VA

Ntt Data Federal Services, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $42,532,553 in visible federal obligations across 123 awards or transactions. Department of Justice 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 R408.

$1,657,052,477

Global Alliant INC

Olney, MD

Global Alliant INC is a federal 8a program participant profile based in Olney, MD. The current public data layer shows $40,683,987 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 541519 (Other Computer Related Services). The profile also shows meaningful product and service activity in PSC DA01.

$0
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