Professional Heating, Cooling, Water Heater & Indoor Air Quality Installation & Services for Toronto, Scarborough, Brampton, Mississauga, Oakville, Milton, Vaughan & More Cities . Cosmopolitan Mechanical Services Inc . was established in 2005 with the goal to serve the residents of Toronto and the nearby areas with the best possible HVAC services. Having that magnificent goal, we kept our vision clear from the day first and our standards world class. Today, we're among the top rated and one of the best HVAC services providers of Toronto. Our dream has come true and now it's time to make your dreams come true i.e of enjoying ultimate home comfort. Our Awards and Dealerships To keep flying in an upper zone, to give the best of the best and to set new standards of excellence, it was crucial to affiliate and deal with those who think the way we think. Cosmopolitan Mechanical Services Inc.