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General Services Administration NAICS 541690 and PSC R499 contractors

Other Scientific and Technical Consulting 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 General Services Administration.

General Services Administration · NAICS 541690 · PSC R499
Last updated: April 8, 2026

Visible recipients

25

Mapped obligations

$4,969,931,233

State overlap

4

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541690 and PSC R499

Chenega Federal Systems, LLC

Bethesda, MD

Chenega Federal Systems, LLC is a federal 8a program participant profile based in Bethesda, MD. The current public data layer shows $646,977,874 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 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$109,073,785

Caci Intelligence Solutions, LLC

Herndon, VA

Caci Intelligence Solutions, LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $622,902,744 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 541990 (All Other Professional, Scientific, and Technical Services). The profile also shows meaningful product and service activity in PSC R423.

$206,240,181

Mantech Mission, Cyber And Technology Solutions, Inc.

Fairfax, VA

Mantech Mission, Cyber And Technology Solutions, Inc. is a federal category business profile based in Fairfax, VA. The current public data layer shows $407,177,745 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 541690 (Other Scientific and Technical Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$259,952,263

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.

$501,173,646

Axle Informatics, LLC

North Bethesda, MD

Axle Informatics, LLC is a federal category business profile based in North Bethesda, MD. The current public data layer shows $142,337,108 in visible federal obligations across 476 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 R499.

$825,524,543

Health Services Advisory Group, Inc.

Phoenix, AZ

Health Services Advisory Group, Inc. is a federal category business profile based in Phoenix, AZ. The current public data layer shows $95,066,197 in visible federal obligations across 30 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541618 (Other Management Consulting Services). The profile also shows meaningful product and service activity in PSC Q101.

$391,789,349

Tatitlek Technologies, LLC

Anchorage, AK

Tatitlek Technologies, LLC is a federal alaskan native corporation owned firm profile based in Anchorage, AK. The current public data layer shows $85,279,793 in visible federal obligations across 229 awards or transactions. Department of State 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 Z1AA.

$256,567,506

Janus Research Group, LLC

Evans, GA

Janus Research Group, LLC is a federal category business profile based in Evans, GA. The current public data layer shows $76,610,451 in visible federal obligations across 103 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 611430 (Professional and Management Development Training). The profile also shows meaningful product and service activity in PSC R425.

$176,511,341

Akima Systems Engineering LLC

Herndon, VA

Akima Systems Engineering LLC is a federal 8a program participant profile based in Herndon, VA. The current public data layer shows $76,312,079 in visible federal obligations across 232 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.

$40,295,692

Tmf Health Quality Institute

Austin, TX

Tmf Health Quality Institute is a federal category business profile based in Austin, TX. The current public data layer shows $75,093,283 in visible federal obligations across 20 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541618 (Other Management Consulting Services). The profile also shows meaningful product and service activity in PSC Q101.

$15,292,364
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