State + agency + NAICS + PSC page

Department of Homeland Security NAICS 541611 and PSC R499 contractors in Virginia

Administrative Management and General Management Consulting Services. SUPPORT- PROFESSIONAL: OTHER. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

Virginia · Department of Homeland Security
Last updated: April 6, 2026

Visible recipients

33

Mapped obligations

$60,600,564,174

Cross-code depth

4 filters

Top recipients

Visible recipients tied to Department of Homeland Security, Virginia, NAICS 541611, and PSC R499

Govcio, LLC

Fairfax, VA

Govcio, LLC is a federal category business profile based in Fairfax, VA. The current public data layer shows $220,313,179 in visible federal obligations across 94 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 D399.

$365,221,818

Maximus INC

Mclean, VA

Maximus INC is a federal category business profile based in Mclean, VA. The current public data layer shows $194,545,463 in visible federal obligations across 5 awards or transactions. Department of Justice 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.

$168,158,053

Avantus Federal LLC

Mc Lean, VA

Avantus Federal LLC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $158,730,910 in visible federal obligations across 95 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 R408.

$557,739,976

Guidehouse LLP

Mc Lean, VA

Guidehouse LLP is a federal category business profile based in Mc Lean, VA. The current public data layer shows $140,750,981 in visible federal obligations across 132 awards or transactions. Department of State 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 R499.

$2,822,461,363

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.

$162,274,781

Mantech Srs Technologies, Inc.

Herndon, VA

Mantech Srs Technologies, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $74,933,149 in visible federal obligations across 78 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.

$520,078,107

Brillient Corporation

Reston, VA

Brillient Corporation is a federal category business profile based in Reston, VA. The current public data layer shows $70,430,051 in visible federal obligations across 55 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC R699.

$450,090,959

Sehlke Consulting LLC

Vienna, VA

Sehlke Consulting LLC is a federal category business profile based in Vienna, VA. The current public data layer shows $42,854,613 in visible federal obligations across 80 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.

$205,034,431

Goldbelt C6, LLC

Chesapeake, VA

Goldbelt C6, LLC is a federal 8a program participant profile based in Chesapeake, VA. The current public data layer shows $41,298,630 in visible federal obligations across 338 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541990 (All Other Professional, Scientific, and Technical Services). The profile also shows meaningful product and service activity in PSC R499.

$254,959,669

Favor Techconsulting, LLC

Arlington, VA

Favor Techconsulting, LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $39,734,834 in visible federal obligations across 49 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 D399.

$166,330,483
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