Fire Safety

Keyless Entry


Card Readers

Monitoring Plans

Our Clients

Commercial Alarms

Managed Access

Goldy Locks / Alarm-One is Chicago’s premier service for Commercial Alarms and Security Systems, Commercial Doors, Commercial Locks, and Keyless Entry Systems integration.

Since 1981 we have been providing our clients with the most reliable state-of-art equipment—combined with an unmatched dedication to positive customer experiences.

Learn more below about all our commercial solutions.



 Non-Stop 24/7 Monitoring Assurance

Lock down the security of your entire place of business with surveillance that operates 24 hours a day—seven days a week. So you can maintain an eagle eye view—anytime you want, wherever you are.

Safeguard Your Valuable Assets

Secure your most valuable assets with the presence of a superior security system. The mere presence of having a system installed deters potential intruders and alerts you instantly during criminal activity.

Rapid Response Alerts

Implement a Commercial Security System solution that instantly responds to criminals—and environmental hazards like fires, water leaks, or any other emergency that may arise.


Commercial Alarm Solutions & Surveillance

Get professional installation and the latest commercial grade equipment (alarm and video surveillance)

Complete 24/7 Alarm Monitoring

Keep a watchful eye on your entire business with 24/7 monitoring and quick response alerts.

Commercial Keyless Entry

Open & Lock your doors using Keyless Entry pads.

Managed Access Control System

Manage entry to your building with a seamless Managed Access Control System.

Commercial Card Readers

Provide you and your staff simple & smooth entry with one contact less swipe.

Property Locking Solutions

Get professional lock solutions for all your facilities in Chicago.  Control and adjust locks electronically with our latest lock products from ASSA ABLOY and MEDECO.

Preventative & Responsive Fire Safety

Prepare your business for any fire-related incidents or hazards with alarm & emergency response protection.

Enhance The Safety & Protection Of Your Business With Alarm-One’s Industry-Leading Security Solutions

Alarm-One has served businesses in the Chicago area of all shapes and sizes. We understand the variables of different industries and locations. Installing completely customized systems tailored to your needs. It is with our dedication to versatile design

We build a foundation of trust and dependability with Commercial Security Systems you can count on. Providing optimal security solutions for your business performed by our team of highly qualified professionals.

Alarm-One’s Exclusive Partnerships

Discover How Alarm-One Can Strengthen Your Businesses Safety & Protection

Alarm-One has had the privilege of assisting a variety of Chicago businesses with their security needs.

Office Buildings

Government Offices

Hospitals & Clinics

 Manufacturing Plants

Libraries & School

Our Commercial Security Systems are always growing and adapting to the market.  Through our commitment to always improve, we accept any and all types of businesses.


Get A FREE Custom Quote

Answer the questions in less than a minute.

Start Improving Your Businesses Security By Contacting Our Chicago Office For An On-Site Consultation Today! Call (800) 640-6560 Now!