Burglar Alarm Systems in Long Island & NYC – Protect Your Business 24/7

CSI Security installs and maintains state-of-the-art burglar alarm systems with local monitoring, smart sensors, and mobile alerts to keep your property and staff safe.

or call (631) 421-2288 to secure your business
with CSI Security.

Burglar Alarm Systems for Your Business

At CSI Security, we provide businesses across Nassau County, Suffolk County, and New York City with reliable and advanced burglar alarm systems. From retail stores and restaurants to pharmacies and offices, our alarm solutions are designed to detect intrusions early, prevent theft, and give you peace of mind.

    Request A Quote




    Pharmacies – Ensure compliance and protect controlled substances

    Retail & Grocery Stores – Reduce theft, improve employee safety

    Jewelry Stores – High-security monitoring for valuable inventory

    Restaurants & Quick-Service Chains – Monitor kitchens, and registers

    Offices & Warehouses – Secure entrances, loading docks, and workspaces

    Why Choose CSI for Alarm Systems?

    Smart Control Panels – We install 2GIG Edge and Napco Prima alarm panels with touchscreen interfaces, and mobile app control.
    Full Range of Sensors – Door/window contacts, motion detectors, glass-break sensors, and panic buttons.
    Local Monitoring Advantage – Our Long Island-based central monitoring station responds faster than national providers.
    Trusted Expertise – Over 20 years of alarm installation experience for businesses across Long Island & NYC

    Our Burglar Alarm Solutions

    Smart Control Panels

    CSI installs cutting-edge alarm panels that integrate security, automation, and monitoring in one platform.

    Intrusion Detection Sensors

    Protect every entry point with door/window sensors, motion detectors, and glass-break devices designed to catch intruders before they cause loss.

    Mobile Access & Alerts

    Receive instant text/email alerts, arm/disarm your system remotely, and view alarm history from your smartphone.

    24/7 Monitoring

    Our locally monitored burglar alarm systems ensure help is dispatched quickly in the event of an intrusion.

    Repairs & Upgrades

    Already have an alarm system? CSI offers alarm repair, panel upgrades, and sensor replacements. We can take over most existing systems and integrate them with modern Alarm.com monitoring.

    Industries We Serve

    • Restaurants & Quick Service Chains
    • Pharmacies & Retail Stores
    • Gas Stations & Convenience Stores
    • Offices & Professional Services
    • Warehouses & Industrial Facilities

    Customer Testimonials

    Frequently Asked Questions

    Q: Do you offer burglar alarms for small businesses?
    Yes. Our systems are scalable for small shops up to large franchises.
    Often yes. We can reuse compatible sensors and upgrade your panel.
    Our Long Island monitoring station watches your system 24/7 and dispatches police if an intrusion occurs.
    Yes, our Alarm.com-powered systems allow full smartphone control.

    Protect your property with reliable burglar alarm systems in Long Island & NYC

    Call us now at 631-421-2288

    Licensed & Insured

    CSI proudly serves businesses within a 50-mile radius of ZIP code 11791, covering Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, and the Bronx