Locally owned, serving Central PA for over 15 years. We install, service and monitor security, fire and camera systems for residential, commercial and industrial applications.

Contact Details

  Website
  Person Keystone Alarm Services Inc.
  City Hanover , PA
  Zip Code 17331
  Address 1211 Hoff Road
  Phone Number (717) 632-9961

Promotions & Discounts

Active Military Service Discount

Reduced monitoring rates for customers during the length of deployment.


Senior Citizen Discount

Ages 65+ - receive a free emergency medical pendant with purchase of home security system.