Turn to the trusted and dedicated team at Alert Fire Alarms, and get skilled service backed by more than 35 years of experience for more than 35 years including Toronto, Mississauga, Brampton, North York, Scarborough, Vaughan, Burlington, Markham, Richmond Hill, Guelph, and Cambridge. nnAlert Fire Alarms have been in the business of securing Toronto area homes and businesses. In that time we?ve expanded from merely selling and installing top-quality fire alarms to the design and implementation of complete security system packages.