For 39 years, Sentinel has been by your side.
Since 1978, Sentinel Alarm has been providing customized security solutions to customers in Montreal and the surrounding area. Our fully bilingual expert staff has a total of over 100 years of experience in the security industry. Throughout the decades, Sentinel has maintained its commitment to providing outstanding quality, service, and reliability for our customers, and we continue to do so to this day.
- 24/7 monitoring through our U.L.C. listed and Five Diamond certified Central Monitoring Station.
- Outstanding customer service by our in-house technical support staff.
- Customized security solutions by our expert sales staff.
- Professional installation by our certified technicians.