Sentinel Alarm

With our expert staff, state-of-the-art technology, and outstanding customer service, we will find the right solution for your needs

We design full service security solutions for residential, commercial, industrial and institutional markets. A Sentinel expert will provide you with the customized security solution, including certified installation, monitoring, and the customer support that’s right for you.

Our Services

About Sentinel

Since 1978, Sentinel has been providing customized security solutions to clients in Montreal and the surrounding area. Our fully bilingual expert staff has over 200 years of combined experience in the security industry. Throughout its history, Sentinel has maintained its commitment to providing outstanding quality, service, and reliability.

Our Clients

Electronic security to protect you.


Book a free 30 minute consultation with one of our experts today.