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General Services Administration NAICS 541990 and PSC R799 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- MANAGEMENT: OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under General Services Administration.

General Services Administration · NAICS 541990 · PSC R799
Last updated: April 8, 2026

Visible recipients

20

Mapped obligations

$5,274,581,547

State overlap

4

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541990 and PSC R799

Deloitte Consulting LLP

Arlington, VA

Deloitte Consulting LLP is a federal category business profile based in Arlington, VA. The current public data layer shows $2,409,075,725 in visible federal obligations across 1,829 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 R408.

$2,492,404,099

Amentum Government Services, Inc.

Chantilly, VA

Amentum Government Services, Inc. is a federal category business profile based in Chantilly, VA. The current public data layer shows $1,102,374,198 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 811118 (Other Automotive Mechanical and Electrical Repair and Maintenance). The profile also shows meaningful product and service activity in PSC J023.

$475,387,878

Cae USA Mission Solutions Inc.

Tampa, FL

Cae USA Mission Solutions Inc. is a federal category business profile based in Tampa, FL. The current public data layer shows $357,258,286 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 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing). The profile also shows meaningful product and service activity in PSC J069.

$28,543,794

Noblis, Inc.

Reston, VA

Noblis, Inc. is a federal category business profile based in Reston, VA. The current public data layer shows $263,857,681 in visible federal obligations across 372 awards or transactions. Department of Transportation 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.

$509,832,426

Chenega Government Consulting, LLC

Chesapeake, VA

Chenega Government Consulting, LLC is a federal 8a program participant profile based in Chesapeake, VA. The current public data layer shows $250,368,522 in visible federal obligations across 5 awards or transactions. Department of Energy 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.

$60,541,968

Macaulay-brown, Inc.

Dayton, OH

Macaulay-brown, Inc. is a federal category business profile based in Dayton, OH. The current public data layer shows $86,765,347 in visible federal obligations across 5 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 7050.

$967,957

Qlarant Integrity Solutions LLC

Easton, MD

Qlarant Integrity Solutions LLC is a federal category business profile based in Easton, MD. The current public data layer shows $84,807,227 in visible federal obligations across 24 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.

$1,127,753,489

Chenega Enterprise Systems & Solutions, LLC

Chesapeake, VA

Chenega Enterprise Systems & Solutions, LLC is a federal 8a program participant profile based in Chesapeake, VA. The current public data layer shows $51,792,787 in visible federal obligations across 188 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 R499.

$90,281,644

Koniag Management Solutions LLC

Anchorage, AK

Koniag Management Solutions LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $40,896,713 in visible federal obligations across 184 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 DA10.

$58,339,891

Asrc Federal Professional Services, LLC

Beltsville, MD

Asrc Federal Professional Services, LLC is a federal 8a program participant profile based in Beltsville, MD. The current public data layer shows $38,732,273 in visible federal obligations across 62 awards or transactions. Department of Defense 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 R499.

$45,119,171
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