Agency + NAICS page

Department of Defense NAICS 541512 contractors

Computer Systems Design Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Defense.

Agency: Department of Defense
Last updated: April 6, 2026

Visible recipients

136

Mapped obligations

$205,216,324,870

Top PSC links

4

Top recipients

Visible recipients tied to Department of Defense and NAICS 541512

Aquilent, Inc.

Laurel, MD

Aquilent, Inc. is a federal category business profile based in Laurel, MD. The current public data layer shows $8,223 in visible federal obligations across 5 awards or transactions. Department of Health and Human Services 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.

$451,507,229

Lockheed Martin Services, LLC

Gaithersburg, MD

Lockheed Martin Services, LLC is a federal category business profile based in Gaithersburg, MD. The current public data layer shows -$306,294 in visible federal obligations across 5 awards or transactions. Department of Transportation 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 5820.

$3,996,231,269

Caci-cms Information Systems, LLC

Chantilly, VA

Caci-cms Information Systems, LLC is a federal category business profile based in Chantilly, VA. The current public data layer shows -$341,726 in visible federal obligations across 8 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.

$390,471,894

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.

$1,151,860,725

Leidos Management Systems Designers, Inc.

Gaithersburg, MD

Leidos Management Systems Designers, Inc. is a federal category business profile based in Gaithersburg, MD. The current public data layer shows -$1,036,062 in visible federal obligations across 9 awards or transactions. Department of the Treasury appears as the strongest visible awarding agency. Top industry concentration is in NAICS 443120 (Computer and Software Stores). The profile also shows meaningful product and service activity in PSC D308.

$310,705,320

Mantech Mgs, Inc.

Herndon, VA

Mantech Mgs, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows -$2,078,725 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 541219 (Other Accounting Services). The profile also shows meaningful product and service activity in PSC R408.

$108,224,636
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