● NAICS category
Security Systems Services (except Locksmiths)
NAICS 561621
$783.9M
federal awards, FY2025
17
recipients
NAICS 561621
code
Obligations by year
≈ computed$658.4M
FY20
$667.6M
FY21
$743.8M
FY22
$755.2M
FY23
$804.2M
FY24
$783.9M
FY25
▲ 19%
since FY20
Top recipients
M. C. Dean, Inc.$120.6M
Serco Inc$103.6M
Parsons Corporation$20.1M
Triple Canopy Inc$15.4M
Rapiscan Systems Inc$730.3K
Top funding agencies
Largest awards in this category
awarded 2011$397.4M
awarded 2015$249.8M
awarded 2015$147.7M
awarded 2021$113.1M
awarded 2024$92.1M
awarded 2023$81.4M
Total value over each award’s life, largest first.
Related industries
Janitorial Services$2.1B