Hanover, PA Security Systems 

     If you're looking for a large, national company. you're in the wrong place. Keystone Alarm Services serves ONLY South Central PA. Based in Hanover PA, we pride ourselves on being an independent, family-owned, LOCAL business.

     For over 15 years we've built our reputation by treating our customers fairly and providing exceptional, personal service.

     Whether you're protecting your home, a small family-owned business or a large industrial facility, our factory trained technicians will work with you to find the perfect blend of cost-effectiveness, reliability and ease of use. Then, we'll follow up the installation with monitoring through our UL-approved Monitoring Station, a live 24-hour helpline and guaranteed same day emergency service if you ever have a problem.

No fancy marketing here... simply great service at a reasonable cost.

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