NAICS + PSC page

NAICS 541512 and PSC D399 contractors

Computer Systems Design Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 541512 + PSC D399
Last updated: April 6, 2026

Visible recipients

104

Mapped obligations

$277,396,530,022

State overlap

0

Top recipients

Visible recipients in the NAICS 541512 and PSC D399 overlap

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.

$6,352,978,412

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.

$566,377,982

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.

$524,767,459

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.

$177,107,743
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