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Department of Defense NAICS 541712 and PSC D399 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). 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 Defense.

Department of Defense · NAICS 541712 · PSC D399
Last updated: April 8, 2026

Visible recipients

16

Mapped obligations

$71,252,971,557

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541712 and PSC D399

Booz Allen Hamilton INC

Mclean, VA

Booz Allen Hamilton INC is a federal category business profile based in Mclean, VA. The current public data layer shows $5,575,467,868 in visible federal obligations across 3,955 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 R499.

$13,632,331,660

Northrop Grumman Information Technology INC

Mclean, VA

Northrop Grumman Information Technology INC is a federal category business profile based in Mclean, VA. The current public data layer shows $5,292,888,255 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 541511 (Custom Computer Programming Services). The profile also shows meaningful product and service activity in PSC D399.

$3,685,364,937

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 $3,822,354,482 in visible federal obligations across 3,325 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.

$9,601,180,907

Caci, Inc. - Federal

Chantilly, VA

Caci, Inc. - Federal is a federal category business profile based in Chantilly, VA. The current public data layer shows $3,193,416,204 in visible federal obligations across 1,137 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.

$5,372,416,962

Leidos, Inc.

Reston, VA

Leidos, Inc. is a federal category business profile based in Reston, VA. The current public data layer shows $2,328,171,377 in visible federal obligations across 9,647 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.

$15,446,657,029

Tybrin Corporation

Fort Walton Beach, FL

Tybrin Corporation is a federal category business profile based in Fort Walton Beach, FL. The current public data layer shows $1,161,491,564 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 541710 (Research and Development in the Physical, Engineering, and Life Sciences). The profile also shows meaningful product and service activity in PSC D308.

$313,375,368

Northrop Grumman Systems Corporation

Melbourne, FL

Northrop Grumman Systems Corporation is a federal category business profile based in Melbourne, FL. The current public data layer shows $1,047,116,489 in visible federal obligations across 720 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.

$17,561,559,998

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 $878,752,678 in visible federal obligations across 684 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.

$1,820,646,792

Jacobs Technology Inc.

Huntsville, AL

Jacobs Technology Inc. is a federal category business profile based in Huntsville, AL. The current public data layer shows $477,016,644 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 541511 (Custom Computer Programming Services). The profile also shows meaningful product and service activity in PSC D399.

$972,123,299

Peraton Technology Services Inc.

Chantilly, VA

Peraton Technology Services Inc. is a federal category business profile based in Chantilly, VA. The current public data layer shows $162,149,325 in visible federal obligations across 259 awards or transactions. General Services Administration 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.

$176,321,378
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