Alarm Systems in Oronto, Ontario
A good alarm system will keep a protective watch over your home, ensuring that you and your family are always safe and secure. Whether it's door and window sensors, motion detectors, cameras or smart home integrations, we'll help you find the right pro with the best home security solution for you.
| Verified
Best of the Best 2024
"Four year update of all batteries including the main control. System has worked great and service is very dependable. "
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| Verified
Best of the Best 2024
"We chose this company since (unlike Rogers) they offered a monitored alarm system and were based in Markham. They..."
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"Exceptional service and expertise! The team helped me choose the perfect home automation setup, and it works..."
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"They were quick at responding to inquiry. Knowledgeable of product and provided expert advice of camera placement. ..."
see more >"We've been with A & J Security for over 5 yrs now. Both in the old house, and now in our new house. Very professional..."
see more >"I can't say enough good things about this firm. They are highly skilled, multi-certified and credentialled to the..."
see more >"ADT authorized Alarm Gaurd Services Inc to install our alarm panel. The technician did not bother to check my phone..."
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