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Department of Homeland Security NAICS 541712 and PSC R706 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). SUPPORT- MANAGEMENT: LOGISTICS SUPPORT. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Homeland Security.

Department of Homeland Security · NAICS 541712 · PSC R706
Last updated: April 8, 2026

Visible recipients

4

Mapped obligations

$7,992,714,083

State overlap

3

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541712 and PSC R706

L3harris Technologies Integrated Systems L.p.

Greenville, TX

L3harris Technologies Integrated Systems L.p. is a federal category business profile based in Greenville, TX. The current public data layer shows $1,056,928,745 in visible federal obligations across 402 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing). The profile also shows meaningful product and service activity in PSC 5865.

$5,179,618,251

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.

$1,510,606,442

Caci Technologies, LLC

Chantilly, VA

Caci Technologies, LLC is a federal category business profile based in Chantilly, VA. The current public data layer shows $192,722,326 in visible federal obligations across 221 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.

$1,268,826,936

S & K Technologies, Inc.

Saint Ignatius, MT

S & K Technologies, Inc. is a federal american indian owned business profile based in Saint Ignatius, MT. The current public data layer shows $56,815,347 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 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC R706.

$33,662,454