Department of Defense NAICS 541720 and PSC R421 contractors

Research and Development in the Social Sciences and Humanities. TECHNICAL ASSISTANCE. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Defense.

Department of Defense · NAICS 541720 · PSC R421

Last updated: April 5, 2026

Visible recipients

Mapped obligations

$31,749,741

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541720 and PSC R421

Altarum Institute

Novi, MI

Altarum Institute is a federal category business profile based in Novi, MI. The current public data layer shows $2,913,706 in visible federal obligations across 62 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R408.

$31,749,741