Established in 1977, Central Signal Corporation offers design, installation and servicing of security protection equipment and systems. It offers various security products, including burglary and intrusion detection, fire and smoke detection, temperature monitoring, carbon monoxide detection, fire suppression, closed-circuit television, card access, and emergency medical alert systems, equipment leasing, and various specialty applications. It also offers various related services, such as repair and maintenance, preventive inspection maintenance agreements, and monitoring. The company s trained central station operators provide 24-hour services and are ready to respond to emergencies. The company has offices in Portsmouth, N.H., and Malden, Mass.

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