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General Services Administration NAICS 541710 and PSC R499 contractors

Research and Development in the Physical, Engineering, and Life Sciences. 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 541710 · PSC R499
Last updated: April 8, 2026

Visible recipients

9

Mapped obligations

$9,275,357,948

State overlap

4

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541710 and PSC R499

Alion Science And Technology Corporation

Chicago, IL

Alion Science And Technology Corporation is a federal category business profile based in Chicago, IL. The current public data layer shows $1,391,195,185 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 541710 (Research and Development in the Physical, Engineering, and Life Sciences). The profile also shows meaningful product and service activity in PSC AZ12.

$919,879,409

Kbr Wyle Services, LLC

Fulton, MD

Kbr Wyle Services, LLC is a federal category business profile based in Fulton, MD. The current public data layer shows $884,403,097 in visible federal obligations across 644 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 AZ12.

$6,437,755,159

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.

$111,467,894

Bastion Technologies, Inc.

Houston, TX

Bastion Technologies, Inc. is a federal category business profile based in Houston, TX. The current public data layer shows $75,045,523 in visible federal obligations across 169 awards or transactions. National Aeronautics and Space Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541715 (Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)). The profile also shows meaningful product and service activity in PSC AJ46.

$264,382,222

Astrion Group, LLC

Huntsville, AL

Astrion Group, LLC is a federal category business profile based in Huntsville, AL. The current public data layer shows $44,677,990 in visible federal obligations across 45 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 AD94.

$306,136,302

The Cadmus Group LLC

Arlington, VA

The Cadmus Group LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $26,069,830 in visible federal obligations across 289 awards or transactions. Environmental Protection Agency appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541620 (Environmental Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$228,542,387

Bevilacqua Research Corporation

Huntsville, AL

Bevilacqua Research Corporation is a federal category business profile based in Huntsville, AL. The current public data layer shows $4,812,421 in visible federal obligations across 41 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.

$15,969,541

Btas INC

Beavercreek, OH

Btas INC is a federal category business profile based in Beavercreek, OH. The current public data layer shows $4,198,007 in visible federal obligations across 50 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 R707.

$77,914,352

Booz Allen Hamilton Engineering Services, LLC

Annapolis Junction, MD

Booz Allen Hamilton Engineering Services, LLC is a federal category business profile based in Annapolis Junction, MD. The current public data layer shows -$410,371 in visible federal obligations across 11 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 R414.

$913,310,682