Department of Homeland Security NAICS 541330 and PSC R499 contractors in Missouri

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. 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.

Missouri · Department of Homeland Security

Last updated: April 2, 2026

Visible recipients

Mapped obligations

$41,057,256,280

Cross-code depth

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Top recipients

Visible recipients tied to Department of Homeland Security, Missouri, 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