ADT Security LLC

Active in Frederick County
38
Permits on record
Apr 2026
First seen
Jul 2026
Last active
$21.7M
Assessed value worked on, across 37 properties

Trade activity

Electrical 38

Permits by year

2026 38

Properties they work on

2003
Median year built
$591K
Median assessed value
68%
Single-family
82%
Owner-occupied

Property profile is based on 37 matched county property records.

Recent permits

DateCountyTypeDescription
Jul 17, 2026 Frederick County Electrical Permit Installation of a burglary system with hw outdoor cameras (2)
Jul 9, 2026 Frederick County Electrical Permit Install burglary system with (2)outdoor cameras.
Jun 29, 2026 Frederick County Electrical Permit Installation of a burglary system with one outdoor camera.
Jun 29, 2026 Frederick County Electrical Permit Installation of a burglary system with hw outdoor camera.
Jun 23, 2026 Frederick County Electrical Permit Install burglary system
Jun 16, 2026 Frederick County Electrical Permit Installation of a burglary system with hw outdoor camera.
Jun 16, 2026 Frederick County Electrical Permit Installation of a burglary system with wired panel and touchpad.
Jun 11, 2026 Frederick County Electrical Permit Installation add on of a cellular communication device
Jun 10, 2026 Frederick County Electrical Permit Installation of a burglary system with hw panel and wired touchpad.Replacing expired perm…
Jun 8, 2026 Frederick County Electrical Permit Installation of a burglary system with one outdoor camera.

Contractors working in Frederick County see new permits in their service area the week they are filed, with property details attached.

See how it works

Source: county permit records. Updated monthly. Not every filing names a contractor, so these counts are a floor; actual permit activity is usually higher.