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Department of Homeland Security NAICS 541380 and PSC R428 contractors

Testing Laboratories and Services. SUPPORT- PROFESSIONAL: INDUSTRIAL HYGIENICS. 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 541380 · PSC R428
Last updated: April 8, 2026

Visible recipients

1

Mapped obligations

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State overlap

1

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541380 and PSC R428

Business Plus Corporation , A Subsidiary Of American Systems Corporation

Hampton, VA

Business Plus Corporation , A Subsidiary Of American Systems Corporation is a federal category business profile based in Hampton, VA. The current public data layer shows $1,585,431 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 611699 (All Other Miscellaneous Schools and Instruction). The profile also shows meaningful product and service activity in PSC U009.

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