Department of Defense NAICS 541990 and PSC AN17 contractors

All Other Professional, Scientific, and Technical Services. R&D- MEDICAL: BIOMEDICAL (COMMERCIALIZED). 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 541990 · PSC AN17

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$54,607,433

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541990 and PSC AN17

Knowesis, Inc.

Fairfax, VA

Knowesis, Inc. is a federal 8a program participant profile based in Fairfax, VA. The current public data layer shows $8,389,178 in visible federal obligations across 39 awards or transactions. Department of Defense 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 R699.

$54,607,433