
The Most Trusted Name in Security Since 1930
Warren Security Systems
for Homes and Businesses
Protect your property with local security solutions from local experts in the Warren area. We’ll guide you to the right combination of intrusion alarms, video surveillance, access control, fire and life safety, remote video monitoring, and more.
Award-Winning Security.
Locally Trusted.

Protecting Your Business & Home
Solutions for Businesses
Business security often requires a broader solution set. Video surveillance, access control, intrusion alarms, remote video monitoring, fire and life safety, worker safety, and analytics can work together to create stronger visibility and more control across your property.
Your Local Alarm Company
Guardian Alarm helps homeowners and businesses across Warren build security solutions fit for their needs. Warren has a strong neighborhood base, but it is also one of the region’s major centers for automotive, manufacturing, defense, and other industrial activity. This means the area can feel very different from a purely residential suburb or a downtown-focused city, and leads to a mix of security and protection system needs.
Some homes are looking for a dependable alarm and camera setup that stays simple to manage. Meanwhile, many business properties need more visibility, more controlled access, and stronger coverage across larger sites, parking areas, and daily operations.
Whether you are protecting a home, updating an older system, or planning for a commercial property, our team can help design a solution that matches the site and the way it is used.
Call to speak with a security specialist or request a quote to get pricing today.
Warren’s Trusted Partner in Security & Service
Our team is proud to be recognized for both local service and broader industry excellence, giving Warren customers confidence in the systems and support behind every installation.
Nationally-recognized leader in security and innovation
Experienced in installation, monitoring and support
Trusted by homeowners and businesses across Warren
What Your Neighbors Are Saying
Custom Solutions to Protect Your Home
With customizable solutions and transparent pricing, easily implement our security systems to protect what matters most.

Essentials
A smart starter system that includes door and window sensors plus a motion sensor to catch any unexpected movement. Everything you need to feel secure, right from the start.

Essentials + Video
Stop intruders at key entry points, plus see what’s happening inside or outside from your phone. With live video feeds and real-time alerts you can keep an eye on your home from anywhere.

Essentials + Smart Home
The ultimate in smart home protection. Secure key points of entry with smarter front door security. Live video feeds, alerts and complete control of your home, right from your phone.
The Warren Leader in Business Security
With a strong history in the Warren business community, we have extensive
experience protecting businesses, their assets, and employees.
Remote Video Monitoring
Add live visibility and proactive oversight to help identify issues earlier and improve response workflows.
Fire & Life Safety Support
Code-conscious protection with systems designed to help protect people, property, and continuity.
Serving Warren and Nearby Communities
We provide security solutions throughout Warren and across nearby Metro Detroit communities, including Sterling Heights, Clinton Township, Troy, Madison Heights, Roseville, Eastpointe, and additional surrounding areas.
Other Michigan cities we serve include:
Contact Your Local Warren Security Experts
Receive a custom quote for your home or business today.
What Makes Security & Protection in Warren Unique
While Warren is heavily residential in some areas, it also supports a large business base, industrial corridors, light manufacturing areas, and major defense and automotive activity. City planning materials describe combinations of commercial, residential, and light manufacturing in a suburban setting, which helps explain why security needs can shift so much from one property to the next.
For homeowners, the goal is usually practical protection that fits into everyday life. That can mean intrusion alarms, camera coverage around front entries, driveways, garages, and side access points, plus life safety features that add confidence without creating extra hassle. In a city with many established neighborhoods and steady day-to-day movement, a home system often works best when it adds visibility and peace of mind without feeling overbuilt.
For businesses, Warren’s local economy changes the conversation. The city has more than 4,000 businesses, with major automotive facilities helping drive economic activity, and the broader Michigan defense sector remains a major force in the region. Properties tied to manufacturing, automotive, defense, warehousing, service operations, and related commercial activity often need to think about employee access, deliveries, equipment, parking areas, inventory movement, and visibility after hours. That is why many Warren businesses benefit from a layered setup that brings together access control, intrusion alarms, video surveillance, remote video monitoring, fire and life safety, and business analytics.
The best security setup is usually the one that reflects how the property functions from day to day. Bringing alarms, cameras, access control, fire and life safety, and monitoring together can create stronger visibility and more control for both homes and businesses across the city.
Speak with a local security expert to start designing the right protection system for your needs today:
Frequently Asked Questions
What types of security systems do you install in Warren?
We provide solutions that can include remote video monitoring, fire and life safety, worker safety, video surveillance, mobile security towers, intrusion alarms, access control, and business analytics.
Do you provide alarm systems for both homes and businesses?
Yes. Guardian Alarm serves both homeowners and businesses in Warren and the surrounding area.
Do you offer video surveillance and remote video monitoring?
Yes. Video surveillance and remote video monitoring are both part of the solution packages that we offer.
Can you help with fire and life safety systems?
Yes. Fire and life safety is one of the core service categories included in our business protection packages.
Do you serve areas outside Warren?
Yes. In addition to the Warren area, we also serve greater Michigan, Ohio, Tennessee, Arkansas, and West Virginia. See our Locations page for a full list of the service areas we support.
How do I get a quote for a security system?
Customers can call directly or fill out a quote form to get pricing and recommendations.
Can you upgrade an existing alarm or camera system?
Yes. Many customers work with us to evaluate upgrades to older systems or consider expanding existing coverage.
What is the difference between intrusion alarms, access control, and video surveillance?
Intrusion alarms help detect unauthorized entry, access control helps manage entry permissions, and video surveillance helps improve visibility and review activity across the property.