All Island Security Inc

About

Established in 1989, All Island Security Inc. has become Long Island’s premier alarm company for custom installation and servicing of security systems. With thousands of satisfied customers on Long Island and Queens, we take pride in making customer service our top priority. Our 24 Hour Monitoring Center is approved by Underwriters Laboratories (UL) and is located in Nassau County on Long Island in New York. It has been custom designed and constructed to meet rigid professional standards enabling us to achieve the highest recognition in our industry – a 5 Diamond Certification by the Central Station Alarm Association. The facility has its own back up power source and independent communications systems. We have three fully operational comp

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