Your Local Pro


Our Services

Alarmtech provides best-in-class, unique security solutions to residential and small to medium sized businesses throughout the London, Middlesex, and Elgin regions in Ontario.

Using superior technology and highly qualified and trained staff, we offer an exceptional customer experience.

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Self-Installed Security With ProAssist

NO long-term commitment of any kind. On the day of installation, you will own the equipment outright. Monitoring fees can be cancelled at any time.

All communications are remote with safe, no-contact delivery.

Try ProAssist Today

Connect remotely with one of our professionally trained consultants. Design the right system for your home family. Detect burglary, fire, carbon monoxide, and/or flooding.


Install your ProAssist during a live, virtual consultation with our certified technicians. Learn where and how to position and install the devices using simple tools. ProAssist comes with a ProSeries desk-mounted keypad.


Acquire professional, pre-programmed, and labelled equipment right to your door with our no-contact delivery.


Receive a complete system test and activation of professional monitoring for dispatched response by police, fire and EMS.

Awards & Associations

We support local groups and associations. Together, let’s make a positive impact on our community.

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Customer Reviews

Professionalism, Punctuality, Quality, Responsiveness and Value.

Professionalism, Punctuality, Quality, Responsiveness and Value. Alarmtech has been protecting my business for over 10 years, I wouldn”t have anyone else.

— Deb Shaver

Alarmtechs staff are friendly and knowledgeable.

Alarmtechs staff are friendly, knowledgeable, and very professional! Equipment is also easy to use.

— Vickie Mccracken

Reliable and very professional. Highly recommend!

I would like to thank Nancy and the staff at Alarmtech for making our transition from Counterforce to Alarmtech so smooth and easy. We had been with Counterforce for many years, so we weren’t sure what to expect from Alarmtech, but we were ready for a change to a company that would serve us better.

— La Casa Ristorante

It is always a pleasure.

I would like to bring to Bob’s attention the service you have provided. You are always pleasant and follow through on what you say. This is true for every interaction. So thank you. It is always a pleasure.

— Ed B.

Reliable and very professional. Highly recommend!

— Mark Brunnenmeir

Rrofessional and easy to deal with.

From start to finish, Alarmtech was professional and easy to deal with. They provided a detailed quote and in the end, everything was done exactly as quoted with a very clean looking install. Overall we are very happy and would definitely recommend Alarmtech to friends and family.

— Jeff Mccoll

Our Blog

Keep up to date with company news, updates, and useful tips on security and life safety systems!

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October 21, 2022

6 Tips to Keep Your Vehicle Safe at Night

Most of us park our vehicles and forget about them. Maybe we lock the door, maybe we forget sometimes.…

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July 11, 2022

SP&T Magazine – Top 10 under 40

SP&T Magazine has named Alarmtech Owner, Stephen Karchut, to their Top 10 under 40 list. This list identifies contributions…

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February 11, 2022

2022 Consumer Choice Award Announcement

Winning customers’ trust is nothing new for Alarmtech in London. When you win the Consumer Choice Award ten years…

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