Managed physical security for New York City facilities

Kastle is one accountable partner for your entire physical security program in New York City. We design, install, monitor, and maintain the system, so your team runs the building instead of chasing vendors across five boroughs.

3,600+

Properties protected

50+

Years in
security

#1

G2, Spring 2025

24/7

Monitoring & response
Protecting over 1 billion square feet globally
The world's most trusted organizations traded juggling vendors for consistency, predictability, and ROI from one provider.
Security teams on the ground in New York City

New York City's five boroughs concentrate more office space than any other market in the country, and the surrounding metro adds dense commercial corridors from Jersey City and Newark to Yonkers, White Plains, and Stamford. Kastle services this market from a regional office backed by a national security operations center, so response does not depend on a distant call center. Whether you manage a single Manhattan tower or a portfolio spread across the boroughs and into New Jersey, one partner covers every property under one contract.

New York, NY

Serviced from Kastle's regional office & national SOC.

  • (212) 824-3800

  • 655 Third Avenue, 15th Floor New York NY 10017

  • 10-second average alarm response

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One accountable partner for every security step

We design, install, monitor, and maintain every step of your security

New York City holds roughly 722 million square feet of office space, about 8.5% of the national total, and the buildings behind those numbers rarely run on a single security vendor. Most run hardware from one company, software from another, and monitoring from a third, which leaves gaps no one owns. Kastle closes that gap by owning the full lifecycle for New York City facilities. One team designs the system, installs it, watches it around the clock, and keeps it current, so accountability never falls between contracts.

Site assessment and system architecture for physical security in New York City

Risk in New York City varies sharply by borough, and a security plan built from a template misses that. The Bronx runs a major crime rate near 449.8 per 100,000 residents against 244.1 in Brooklyn and 238.9 in Queens, so two facilities miles apart face different exposure. Kastle security architects walk your property, map its real exposure, and design around it before a single reader is specified. The result is a system scoped to your building and its borough. We do not rely on a catalog package that is applied the same way everywhere.

  • On-site assessment before any hardware is specified.

  • One New York City point of contact from day one.

  • Design scoped to your building and block.

Site assessment and system architecture for physical security in New York City
Get the free NYC Physical Security Guide

A vendor-agnostic guide to evaluating physical security for your facility. Covers what to assess, the questions to ask any provider, and how to compare managed and self-run models before you commit.

  • Map where your building is exposed.

  • Layer access, video, and monitoring.

  • Compare managed versus in-house upkeep.

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Customer reviews

Why customers choose Kastle

Exceptionally rated for ease of use, set up, and support.

Rated 4.6 out of 5 on G2

9.3

Ease of use

#1

In physical security, spring 2025
  • Effortless remote access with stellar support.
    Ana C. Assistant Property Manager
  • Great products and fast, helpful customer service.
    Edgar G. Manager
  • Convenient phone-as-a-key access and a great visitor portal.
    Philanthropy
  • Excellent products and fast service.
    Paula E. Office Manager
  • User-friendly and smooth experience with always-available support
    Commercial real estate