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Department of Transportation NAICS 541330 and PSC D399 contractors

Engineering Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Transportation.

Department of Transportation · NAICS 541330 · PSC D399
Last updated: April 6, 2026

Visible recipients

9

Mapped obligations

$55,262,679,339

State overlap

3

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541330 and PSC D399

Science Applications International Corporation

Reston, VA

Science Applications International Corporation is a federal category business profile based in Reston, VA. The current public data layer shows $3,816,048,111 in visible federal obligations across 3,367 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.

$17,882,444,187

Leidos, Inc.

Reston, VA

Leidos, Inc. is a federal category business profile based in Reston, VA. The current public data layer shows $2,338,754,223 in visible federal obligations across 9,802 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.

$26,552,306,430

Peraton Inc.

Herndon, VA

Peraton Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $2,229,566,035 in visible federal obligations across 1,151 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.

$5,681,444,312

Sparksoft Corporation

Columbia, MD

Sparksoft Corporation is a federal 8a program participant profile based in Columbia, MD. The current public data layer shows $87,873,983 in visible federal obligations across 52 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 DA01.

$214,608,832

Karsun Solutions LLC

Herndon, VA

Karsun Solutions LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $83,844,223 in visible federal obligations across 125 awards or transactions. Department of Transportation 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 R425.

$103,787,055

Alutiiq Information Management, LLC

Anchorage, AK

Alutiiq Information Management, LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $71,194,730 in visible federal obligations across 115 awards or transactions. Department of State 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 S216.

$294,257,232

Tantus Technologies, Inc.

Arlington, VA

Tantus Technologies, Inc. is a federal category business profile based in Arlington, VA. The current public data layer shows $50,224,158 in visible federal obligations across 49 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 R408.

$149,118,985

Acentra Health LLC

Mclean, VA

Acentra Health LLC is a federal category business profile based in Mclean, VA. The current public data layer shows $21,659,068 in visible federal obligations across 29 awards or transactions. Department of Veterans Affairs 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.

$51,768,947

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.

$4,332,943,359