Best of 2021
"I’m so happy I chose this company.
The guys answered all my questions and made me feel reassured that everything has..."
"We were just beginning a demolition project in order to remodel our very old laundry room/powder room. I am a handy..."
"I sought the services of Great Northern by recommendation from my HVac provider. The only complaint I have is that..."
Best of 2014
"I needed new insulation for 2 bedrooms that were too cold in the winter and more insulation in my attic. I called..."
"Great company to work with, Reliable and true to their word. Very helpful staff to make sure that you get the best..."
"We had Envirotech change out several lights, install a new range hood and fix a broken bathroom fan. As usual the..."
"We were looking for a company to upgrade the attic insulation in our 26 year old 2 story home in Oakville. The old..."