Welcome to the Chorus family, On Guard Security!

We're excited to announce On Guard Security has joined with Chorus. Let's start our smart future together.

For additional information about Chorus, call us at

Smart security. Made simple.

Chorus’s cutting-edge systems for residential or business. Inquire now!


#1 in Birmingham

When you choose Chorus you are choosing a local, professional, and knowledgeable company who cares. We don’t want to be the biggest, we want to be the best. Since 2000 we have consistently ranked as the top provider of alarm systems in Birmingham. We are proud to say nobody in Birmingham has a higher ranking with the BBB, Google, or Angie’s list than Chorus. Locally owned and operated; come be a part of our family.

Our alarms our monitored via Cellular and IP (internet) this allows us to monitor in real-time and contact you within seconds every time. Sure, there are a few others that monitor with dual path. However, our service record is impeccable, we have a live tech available 24 hours a day to help if you ever experience a problem with your system or just need help changing a code.

Why Chorus?

Chorus is your headquarters for Residential & Commercial Burglar Alarm systems in Birmingham, AL. We’ve been installing the best security systems both hardwired and wireless alarms, in Birmingham since 2000. We also provide Jefferson and Shelby County with CCTV HD camera systems. Our service is unbeatable. Our prices are great. Constant training and the latest technology keep Chorus on the cutting edge of security. We consistently rank as the top provider when it comes to customer satisfaction and security alarms at a fair price.

Interactive Security

From your phone, control your system.
Receive notifications of:
Arming/Disarming, Doors left open,
Doors unlocked, Video of visitors

Free Basic Security System

Basic packages $199 activation
$0 Equipment charge
$31.99 monthly monitoring
3-yr contract and credit check required

Smart Home Security System

Smart Visitor Cameras
Lock/Unlock Doors
Adjust Your Thermostat
Turn Lights on or off