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Department of Transportation NAICS 541330 and PSC R499 contractors

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. 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 R499
Last updated: April 5, 2026

Visible recipients

15

Mapped obligations

$110,280,707,680

State overlap

4

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541330 and PSC R499

The Boeing Company

Saint Louis, MO

The Boeing Company is a federal category business profile based in Saint Louis, MO. The current public data layer shows $4,716,768,803 in visible federal obligations across 1,223 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336411 (Aircraft Manufacturing). The profile also shows meaningful product and service activity in PSC 1510.

$41,057,256,280

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.

$17,580,988,914

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.

$20,870,734,242

Serco INC

Herndon, VA

Serco INC is a federal category business profile based in Herndon, VA. The current public data layer shows $1,006,141,546 in visible federal obligations across 1,029 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 R499.

$8,515,964,670

Parsons Government Services Inc.

Centreville, VA

Parsons Government Services Inc. is a federal category business profile based in Centreville, VA. The current public data layer shows $927,567,231 in visible federal obligations across 601 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 R425.

$4,419,646,536

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 $869,038,536 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.

$8,234,784,728

Noblis, Inc.

Reston, VA

Noblis, Inc. is a federal category business profile based in Reston, VA. The current public data layer shows $262,597,651 in visible federal obligations across 376 awards or transactions. Department of Transportation 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.

$2,279,818,746

Amentum Technical Services LLC

Aiken, SC

Amentum Technical Services LLC is a federal category business profile based in Aiken, SC. The current public data layer shows $221,963,528 in visible federal obligations across 7 awards or transactions. Department of Transportation 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 R499.

$325,612,731

Avantus Federal LLC

Mc Lean, VA

Avantus Federal LLC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $158,730,910 in visible federal obligations across 95 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 R408.

$837,511,707

Cdm Smith Inc.

Carlsbad, CA

Cdm Smith Inc. is a federal category business profile based in Carlsbad, CA. The current public data layer shows $81,627,935 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 237990 (Other Heavy and Civil Engineering Construction). The profile also shows meaningful product and service activity in PSC Y244.

$18,181,762
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