Sentry has top experience, credentials and support.

Sentry Communications & Security is a family owned and operated company that designs, sells, leases and installs low-voltage security systems for both commercial and residential clients, in addition to multi-site national commercial corporations. Our company proudly services and maintains customers throughout New York, New Jersey, Connecticut, Pennsylvania and Southern Florida.

About Us

For over 30 years, Sentry has been a top provider in security solutions. It is our duty to provide the highest quality services and products available to all our customers. Our clientele includes, but is not limited to, commercial and residential, financial institutions, industrial businesses, hospitality, retail, healthcare and government sectors.

Sentry Communications & Security belongs to state and local security associations in the various states we serve, as well as the National Burglar & Fire Alarm Association, the National Fire Protection Agency, the New Jersey Burglar & Fire Alarm Association, Long Island Alarm Association, The Better Business Bureau, and Dun & Bradstreet.

Leadership Team

Steve Spinner

CEO and founder

Brian Spinner

Vice President

William Duncan

VP-System Design-Installation


All of Sentry’s products are covered under our one-year standard limited warranty. This includes both parts and labor, against any defects in workmanship or material. We also offer extended service contracts. Contact Sentry’s service department for more information regarding warranties.


The team at Sentry Communications & Security is dedicated to ensuring optimal customer service for all of our clients. Depending on your video surveillance and security devices, we have a variety of downloadable guides, manuals and instructions for our customers ease of use and convenience.

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Partners / Suppliers

Contact Us

We are happy to discuss our professional security and communication products and services. To be in touch with a Sentry representative, simply give us a call, send us an email or fill out the form below.

Select the Products & Services you are interested in:
Video Surveillance
Fire Alarm Systems
Burglar Alarms Systems
Access Control
Phone Systems
IT Services
Network Support