1. Metro Alarm Systems
46777 7 Mile Rd, Northville, MI 48167
Coordinate: 42.42331,-83.50464
Phone: (734) 589-0666
2. Fire Alarm Services
Northville, MI 48167
Phone: (248) 449-1171
3. Adt
201 Cadycentre, Northville, MI 48167
Coordinate: 42.4302,-83.4818
Phone: (248) 483-0212