General Contractors in Quinte West, Ontario

"I sought the services of Great Northern by recommendation from my HVac provider. The only complaint I have is that..."

"Joel was incredibly helpful and patient with all my questions. He was knowledges and discussed all the options with me. "

"I am so glad we took the time to research and get quotes from several companies. Clean Comfort live up to their..."

"Mike did a fantastic job. He was very professional, and high quality work. He goes above and beyond what is asked..."

"They were on time and did a good job. After they were gone I noticed that there were nails threw the bottom of the..."