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Great Northern Insulation

4.5

About this business

Location details

103 N Port Rd, Port Perry, ON, L9L 1B2, Canada

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WeekdayScheduleStatus
Mon7:30 a.m. to 5:00 p.m.
Tue7:30 a.m. to 5:00 p.m.
Wed7:30 a.m. to 5:00 p.m.
Thu7:30 a.m. to 5:00 p.m.
Fri7:30 a.m. to 5:00 p.m.
SatClosed
SunClosed
4.5116 reviews
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Michael Budd's profile image
Michael Budd 
on Google
4 months ago

Tim, AJ and Michael attended my house to insulate my basement, walls, and to seal my attic hatch. They were all amazing workers. They were punctual, respectful, informative and patient. They went above and beyond to assist in situations that I could not resolve, such as working around the laundry appliances that I should have but could not move. They even answered the silly questions that my young child asked. Having them over was a very positive experience. Would recommend this crew to anyone looking for insulation work. 10... read more

Angela Chow's profile image
Angela Chow 
on Google
5 months ago

John and Mike came yesterday to do the attic and basement insulation.They were both very polite, patient and willing to answer all my questions. Their work was very professional and smooth. I would give them 101% of my satisfaction. 

Juanita Persaud's profile image
Juanita Persaud 
on Google
5 months ago

We initially contacted Great Northern Insulation to add insulation to our attic, thinking it would resolve a condensation issue that was causing a leak in our master bedroom ceiling. Tim, AJ, and Mike did a phenomenal job with the insulation work. Unfortunately, we later discovered the issue was actually due to multiple leaks in our plumbing pipes. After the plumbing was repaired, we reached out to Dan at GNI, and he promptly arranged for the team to return and top up the insulation. Once again, Tim, AJ, and Mike exceeded ou... read more

Barry Fettes's profile image
Barry Fettes 
on Google
6 months ago

John Philips, Samuel and one more guy whose name I cannot remember did an amazing job at my house on Feb 15. They were efficient, very pleasant and courteous. Dan, at the Port Perry location should be pleased to have these guys working for him. Please ensure they are advised that Barry from Pickering gave this feedback. 

Jennifer Pohl's profile image
Jennifer Pohl 
on Google
8 months ago

They insulated my attic, crawlspace, and basement. They did some repairs as well. The sales rep Jason was informative and friendly and provided a competitive estimate. The men who came to do the work were friendly, efficient, courteous, and did a great job. I’m very pleased with the work! 

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Frequently asked questions about Great Northern Insulation

How is Great Northern Insulation rated?

Great Northern Insulation has a 4.5 star rating with 116 reviews. 

When is Great Northern Insulation open?

Great Northern Insulation is closed now. It will open at 7:30 a.m. 

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