1. Mid-Atlantic Control Systems
219 Najoles Rd, Millersville, MD 21108
Coordinate: 39.0977,-76.6292
Phone: (301) 587-6551
2. Adt
8432 Veterans Hwy, Millersville, MD 21108
Coordinate: 39.10086,-76.62797
Phone: (443) 221-2887
3. ADT Security Services
Millersville, MD 21108
Phone: (855) 975-4839