Security Systems & Services in Dover, PA

Comprehensive list of Dover, Pennsylvania based companies offering installation, maintenance and repair of home and business security systems, CCTV & burglar alarms, guard and video surveillance services.

Business Listings

TRAILER DOG SECURITY SYSTEMS No matter what product or investment you may have to safeguard, our dependable and proven security systems will assist you protect your assets when you can't. For many, the loss of their valuable contents not only carries the monetary loss, but the loss of time and productivity that is spent filling out insurance forms, filing police reports and replacing what was stolen.


Gettle Incorporated is comprised of specialized divisions including industrial and commercial electrical construction, automation systems, data communications, pole/line construction, panel fabrication, thermography/infrared scanning and fire/security systems. Plus, each division supplies 24hr emergency service.


Schaad Detective Agency., was set up in 1972 by Russell C. Schaad, a retired captain of detectives of the York City Police Department and Russell L. Wantz, Jr. At the time of it's inception only these two men worked for the agency. During the early years, Schaad Detective Agency devoted its primary operation to investigative services.



Kleppers has been Central PA's trusted supplier of domestic and commercial security solutions for nearly a century. At Kleppers we provide a huge range of security solutions and locksmith services. We provide both in shop sales and service as well as mobile units to suit your on-site requirements.


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.


We provide a huge range of services including locksmith service, fire/security alarms and other electronic systems.


Zeplin Security Group is a locally owned & operated firm. Established in 1972, we take pride in our longevity and aim to continue improving our expert and personalized service. We are pleased to provide our clients quality, reliable products with outstanding service. Our service technicians are ready to you 24 hours a day, every day.


Our affordable burglar alarm monitoring and fire alarm monitoring and exceptional customer service sets us apart from other security providers. We offer complete security solutions to protect your home or business from modern security threats. By choosing Shearer Security Devices you will receive the best service in the industry. Our custom tailored fire alarm systems, burglar alarm systems and surveillance