N E S Alarms
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N E S Alarms
At NES Alarms, we're proud to have spent more than three decades serving the Greater Toronto Area with our alarm systems and security products. Our customers have long known that they can trust our reliable, quality service, and our work has even been featured on the popular HGTV program, Holmes on Homes. If you're ready to work with a dependable company with a track record of success, contact us today.
Services
View your home, business or cottage from anywhere in the world and safeguard your property and people. Established in 1982, NES Alarms has provided security products and services to thousands of clients. We service and protect the industrial, commercial and residential markets, and our clientele varies from single households and small businesses to large corporations, including churches and hospitals.
NES Alarms, serving the Greater Toronto Area, is pleased to be able to offer a wide range of services to our customers, from CCTV systems to fire and burglar alarms. We also offer personal emergency systems that allow for wireless control of your security system and added convenience. We invite you to take a look through these pages to learn more about what we can offer.
NES Alarms, serving the Greater Toronto Area, has partnered with a UL certified Central Monitoring Station to ensure our clients are watched over 24 hours a day. All their staff are highly trained professionals, and all their equipment is state-of-the-art, modern technology. The Central Monitoring Station's staff can monitor your property all across Canada and the United States using the latest high-speed technology.
At NES Alarms, we offer a wide variety of burglary alarm systems and motion detectors to the Greater Toronto Area and beyond. We have the right security products for all your residential and commercial needs. We invite you to browse through the options that we offer below to see what security solution is right for you and your property.
NES Alarms is dedicated to providing our customers throughout the Greater Toronto Area and beyond with the best tools for smoke and fire detection. That's why we use DSC products. DSC is committed to reducing false alarms and has therefore integrated features such as drift compensation.

This feature provides a constant level of sensitivity performance for extended operation by automatically compensating to maintain the detector's original factory-set sensitivity as dust accumulates.Please feel free to browse through our photoelectric smoke detector options that we offer below to find the right fire detector for your property.
Reviews (6)
Mimi Marinelli
Mimi Marinelli
Mar 19, 2021
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I had a situation today with my smoke detector sounding for no particular reason. I contacted NES Alarms with the particulars of this incident and within an hour of my call, I had a serviceman at my door to replace the device. Friendly, professional and efficient!!! I highly recommend NES Alarms for your security needs.
Cindy Mattie
Cindy Mattie
Mar 02, 2021
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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
Gabriela Desimone
Gabriela Desimone
Nov 07, 2020
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Wow, what can I saw about NES Alarms. Their customer service is absolutely amazing, they always answer my phone calls promptly whenever I have a question. They are all very informative, they definitely know what they are doing! I feel so safe in my house with NES Alarms, thank you all so much for your service!
Sofia Petricca
Sofia Petricca
Oct 16, 2020
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We have been using NES Alarms for over 8 years. We are very happy with the service that they have been providing us. We recently purchased cameras outside our home, they provided great customer service, installed them quickly and the picture quality is amazing. We recommend them!
Andrew Petricca
Andrew Petricca
Jun 04, 2020
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I have been with NES for over 8 years and counting. Any questions I have their always there to answer them effectively and efficiently. I have recommended multiple friends and family as well because of how great my service has been and still is. Great to see a company go above and beyond to service their customer. I would highly recommend them as I have nothing but great things to say.
Jessica Fera
Jessica Fera
Nov 26, 2018
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N E S Alarms installed security cameras outside my business. They were very professional, we set up an appointment to see the building and talk about where the best locations for the camera’s would be. They sent me a quote within 24hrs that was very reasonable. We set up an installation appointment, the installers worked fairly quickly and cleaned up whatever mess they may have made. Upon completion of the installation we sat down they walked me threw the app for my phone, how to log in use all the functions and even walked me threw using the main monitor. I would highly recommend N E S Alarms