
Protect Your Family
Protect Your Busines
View your home, business or cottage from anywhere in the world and safeguard your property and people.
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Residential and Commercial
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Over 45 years of experience
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Advanced Security Solutions
Residential & Commercial Security Systems in the GTA and Surrounding Areas
Keeping your home or business secure starts with having the right systems in place. NES Alarms provides residential and commercial security solutions throughout the GTA and surrounding areas, helping protect homes, businesses, employees, families, and property.
From alarm systems and 24-hour monitoring to fire alarm monitoring and CCTV surveillance, we provide security solutions based on your property and individual needs. Whether you’re protecting your home, a small business, or a larger commercial facility, our team can help you find a system that gives you greater control and peace of mind.
Who We Are
Established in 1982, NES Alarms has provided security products and services to thousands of residential, commercial, and industrial clients. Over the years, we’ve worked with customers ranging from individual homeowners and small businesses to corporations, churches, hospitals, and other organizations throughout the GTA and surrounding areas.
NES Alarms is a member of the Canadian Alarm and Security Association. We are also a UL (Underwriters Laboratories, Canada) certified and insurance-approved installation and service company, giving our customers added confidence when choosing us for their security needs.

Our Services

Why Choose Us
Choosing a security system isn’t just about selecting equipment. It’s about finding a solution that works for your property, your priorities, and the way you want to monitor it. NES Alarms supports you throughout the process, beginning with a consultation to discuss your options and determine the right setup for your needs.
Our certified professionals then handle the installation, helping make the process straightforward from start to finish. Homeowners and businesses throughout the GTA turn to NES Alarms for:
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protection for your family and employees
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protection for property, assets, and resources
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cost-effective security solutions
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convenient monitoring options
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advanced security technology
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greater peace of mind
Our Clients
Testimonials
Sandra
Thank you Cosmo for helping me get the alarm system back working properly. Great customer service and I appreciate the quick response. One less thing that I need to worry about. Reliable alarm company!
Cindy M.
We have been clients of Nes Alarms for 25 years. Quick response on any of our concerns. Rocco and Cosmo and staff have serviced us well over the years,. Thank you from Cindy and Paul Mattie
Gary B.
I’ve had nes alarm now for 6 years and customer service and product is amazing. Would give it more stars if it was an option.

































