System Design

No One System is Like Any Other.

International Signal of Salem NH will survey your needs and design a custom tailored solution just for you. With 57 years experience, no project is to large or to small. We invite you to contact us so that we may quote your next project.

System Installation

Our Installations Are Industry Examples of Expert Craftmanship.

No one has more experience than International Signal. We have been installing security and fire systems throughout NH and Eastern MA for 57 years. We continue to do so because it's what we love to do.

Service & Maintenance

No Matter the Problem - We Have a Solution!

You've heard the stories - "I can't find anyone to service my system". We've been around for 57 years and we will be around when the time comes to service yours.

With many years of experience, our skilled service technicians are well equippped with the tools and knowledge to solve your service needs.

The National Fire Protection Association (NFPA) also requires that life safety and fire alarm systems be inspected and tested on a regular basis. We can schedule your inspections to recur regularly allowing you to maintain compliance with NFPA72 and your local authorities.