NAICS + PSC page

NAICS 561621 and PSC N063 contractors

Security Systems Services (except Locksmiths). INSTALLATION OF EQUIPMENT- ALARM, SIGNAL, AND SECURITY DETECTION SYSTEMS. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 561621 + PSC N063
Last updated: April 7, 2026

Visible recipients

3

Mapped obligations

$1,325,713,870

State overlap

0

Top recipients

Visible recipients in the NAICS 561621 and PSC N063 overlap