Kastle, your Premier Managed Security Provider in
Chicago, IL.

312.849.8800

​​​Kastle is a premier managed security service company in Chicago, IL. Leading the security industry since 1972, we provide state-of-the-art security solutions for clients across Illinois, the nation, and the world protecting more than 2 million people across 10,000+ locations globally.

Our Chicago security experts offer a suite of integrated solutions including access control, video surveillance, visitor management and identity management, as well as mobile security applications – all integrated on an open, standards-based platform and supported by a team of experts 24x7x365.

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Address
225 W. Wacker Dr.
Suite 2225
Chicago, IL 60606

Business Hours
Monday-Friday: 8am-6pm
Saturday-Sunday: Closed

Monitoring Center
Monday-Sunday 24/7

Kastle’s Chicago office is located in the heart of downtown Chicago along the Chicago River in the city’s central business district, with convenient access to major transportation corridors including Interstate 90/94, Interstate 290, and Lake Shore Drive. This central location provides efficient connectivity to the Loop, River North, and surrounding Chicagoland communities.

Directions from
The Loop, Chicago, IL:

  • Head north on LaSalle Street or Clark Street toward the Chicago River.
  • Turn left onto West Wacker Drive.
  • Continue west along the river. Kastle’s office will be on the right.

Directions from
O’Hare International Airport:

  • Take I-90 East toward Downtown Chicago.
  • Take the exit toward Washington Boulevard / West Loop.
  • Continue east toward Wacker Drive. Kastle’s office will be on the right.

Directions from
Schaumburg, IL:

    • Take I-90 East toward Chicago.
    • Continue onto I-90/94 East (Kennedy Expressway).
    • Take the exit toward Washington Boulevard / West Loop.
    • Follow signs toward Wacker Drive. Kastle’s office will be on the right.

 

Cities and communities served: Chicago, Evanston, Skokie, Oak Park, Schaumburg, Naperville, Aurora, Arlington Heights, Des Plaines, Downers Grove, and surrounding Chicagoland communities.

Kastle supports a broad range of properties across Chicago, IL, including Class A office buildings, multi-tenant campuses, mixed-use developments, residential high-rises, and government or civic facilities. Our solutions are designed for both new construction and existing buildings looking to modernize their security.
In Chicago, Kastle provides enterprise-grade access control solutions that include cloud-based access management, mobile credentials for smartphones and wearables, key fob systems, and tailored visitor management. Kastle’s access control solutions are scalable, supporting everything from single buildings to large multi-site portfolios while maintaining high levels of security and operational efficiency.
Access control ensures only authorized individuals can enter specific areas while providing real-time activity tracking for better visibility and investigations. It reduces risks like unauthorized entry and supports emergency response measures such as lockdowns and controlled access during incidents.
Kastle provides AI-enabled video surveillance systems with IP cameras, cloud and edge recording, and centralized video management. These systems integrate with access control and analytics to give property teams clearer visibility and faster response to events.
Yes, Kastle offers professional monitoring services in Chicago supported by trained security operations teams. Monitoring options include 24/7 alert monitoring and escalation, real-time incident notifications, and AI-driven event filtering to reduce false alarms.
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How can I get started with Kastle in Chicago?

Getting started is simple:

  1. Contact our security specialists by calling 312.849.8800 or filling out this form.
  2. We’ll schedule a site consultation and security assessment.
  3. You’ll receive a custom proposal aligned to your goals, budget, and timeline.
  4. Deployment and onboarding are coordinated to minimize disruption.
  5. Ongoing support and performance reviews help you optimize your security program.