Department of Homeland Security NAICS 561110 and PSC AD21 contractors

Office Administrative Services. R&D- DEFENSE OTHER: SERVICES (BASIC RESEARCH). 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 561110 · PSC AD21

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$48,608,227

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 561110 and PSC AD21

Dsfederal, INC

Rockville, MD

Dsfederal, INC is a federal asian pacific american owned business profile based in Rockville, MD. The current public data layer shows $9,669,624 in visible federal obligations across 66 awards or transactions. Department of Health and Human Services 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 R499.

$48,608,227