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Department of State NAICS 541712 and PSC D399 contractors in Virginia

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

Virginia · Department of State
Last updated: April 8, 2026

Visible recipients

5

Mapped obligations

$15,170,659,256

Cross-code depth

4 filters

Top recipients

Visible recipients tied to Department of State, Virginia, NAICS 541712, and PSC D399

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

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

Harmonia Holdings Group, LLC

Mclean, VA

Harmonia Holdings Group, LLC is a federal category business profile based in Mclean, VA. The current public data layer shows $18,667,472 in visible federal obligations across 80 awards or transactions. Department of Agriculture 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 D302.

$63,385,014

Qinetiq US Holdings, Inc.

Centreville, VA

Qinetiq US Holdings, Inc. is a federal category business profile based in Centreville, VA. The current public data layer shows $177,317 in visible federal obligations across 5 awards or transactions. Department of State appears as the strongest visible awarding agency. Top industry concentration is in NAICS 334210 (Telephone Apparatus Manufacturing). The profile also shows meaningful product and service activity in PSC 5805.

$81,606