State + NAICS + PSC page
NAICS 561611 and PSC AC12 contractors in Maryland
Investigation and Personal Background Check Services. NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Maryland.
Maryland · NAICS 561611 · PSC AC12
Last updated: April 3, 2026
Visible recipients
1
Mapped obligations
$351,194,802
Buyer overlap
4
Top recipients
