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General Services Administration NAICS 541512 and PSC D399 contractors in Virginia

Computer Systems Design Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. 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 · General Services Administration
Last updated: April 6, 2026

Visible recipients

40

Mapped obligations

$207,977,022,456

Cross-code depth

4 filters

Top recipients

Visible recipients tied to General Services Administration, Virginia, NAICS 541512, and PSC D399

Maximus Federal Services, Inc.

Mclean, VA

Maximus Federal Services, Inc. is a federal category business profile based in Mclean, VA. The current public data layer shows $1,193,481,104 in visible federal obligations across 237 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561422 (Telemarketing Bureaus and Other Contact Centers). The profile also shows meaningful product and service activity in PSC R499.

$1,767,275,696

Mantech Advanced Systems International, Inc.

Herndon, VA

Mantech Advanced Systems International, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $879,999,975 in visible federal obligations across 686 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.

$3,756,412,918

Peraton Enterprise Solutions LLC

Chantilly, VA

Peraton Enterprise Solutions LLC is a federal category business profile based in Chantilly, VA. The current public data layer shows $829,926,286 in visible federal obligations across 419 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 D399.

$24,701,523,482

Ecs Federal, LLC

Fairfax, VA

Ecs Federal, LLC is a federal category business profile based in Fairfax, VA. The current public data layer shows $553,440,366 in visible federal obligations across 405 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.

$1,748,635,093

Peraton Healthcare Solutions LLC

Herndon, VA

Peraton Healthcare Solutions LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $463,696,620 in visible federal obligations across 5 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 D304.

$223,265,043

Caci Nss, LLC

Reston, VA

Caci Nss, LLC is a federal category business profile based in Reston, VA. The current public data layer shows $342,571,801 in visible federal obligations across 110 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 R499.

$3,294,732,781

Cognosante Mvh LLC

Arlington, VA

Cognosante Mvh LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $271,236,755 in visible federal obligations across 60 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 R499.

$1,271,834,731

Rei Systems, Inc.

Chantilly, VA

Rei Systems, Inc. is a federal category business profile based in Chantilly, VA. The current public data layer shows $125,344,195 in visible federal obligations across 169 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.

$290,433,449

Maveris LLC

Mclean, VA

Maveris LLC is a federal category business profile based in Mclean, VA. The current public data layer shows $104,080,996 in visible federal obligations across 26 awards or transactions. Department of Veterans Affairs 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.

$74,485,726

General Dynamics One Source LLC

Falls Church, VA

General Dynamics One Source LLC is a federal category business profile based in Falls Church, VA. The current public data layer shows $91,059,554 in visible federal obligations across 162 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 D399.

$2,180,938,144
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