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Professional Roofers
- Warranty
- Alfredo
- Sales
“The crew Carlos and team arrived on time the day of and did a fab job, cleaned up, replaced the light fixture and came back the next morning to put in a part they were short of.”
Best Insulation Contractors in North York, ON
24 contractors listed · 10 in North York · 6 open 24/7 · 17 open weekends · 19 rated 4.5+
Data verified October 19, 2026
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NDS Insulation Inc.
- Clean
- Attic
- Rebate
“From the girl who came to the door and encouraged me to look up the company and reviews on the internet before deciding, Luca who showed me videos of the attic and explained what would be done, the cost and how to get a rebate and to Riffat and Nima ...”
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Luso Roofing
- Quality
- Leak
- Father
“While Nuno & his partner were here, they did a very thorough roof inspection & discovered multiple problem areas such as raised nails, deteriorated caulking at sunroof, cracks in/surrounding exhaust vents, gaping seams etc.”
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Weaver Eco Home
- Heat Pump
- Rebate
- Attic
“Same day I call them I find a letter in the mail from the Electrical Safety Authority saying there is a problem with the electrical work on my heat pump, the ESA was not informed of the electrical work being performed and I had 30 days to resolve it ...”
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Eco Spray Insulation
- Attic
- Team
- Spray Foam
“They provided me the detailed quote after the site visit from one of their project managers whom was reasonable and profesionale on service provided where then I decided to go for 2LB Closed Cell SPF insulation.”
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Net-Zero Building Solutions Ltd.
- Drywall
- Insulation
- Spray Foam
“They are really very good so guys they worked at my house 411 Concord ave the price really very fair they are really very organized very clean it was a great pleasure to work in my house”
The 24 contractors listed for North York, ON insulate attics, basements, headers and crawl spaces. Details under each one about materials, hours and advertised services are copied from the company's own site; star ratings and comments come from public reviews.
Area overview: North York, ON
10 of the 24 contractors we list are based in North York; the other 14 serve North York from towns including Etobicoke, Mississauga and York. 23 of the contractors on this page have a rating, from 3.8 to 5.0 across 2,051 reviews; 13 have 50 or more reviews and 19 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (93%), quality (84%) and responsiveness (82%). 6 are open around the clock; 17 are open on Saturdays and 10 on Sundays. The services the contractors on this page list most often on their websites are attic insulation (3), attic ventilation (2), flat roofing (2), leaf guard (2) and roof repairs (2). 1 shows a licence on its website and 1 lists staff certifications (GAF). Domain records put 8 websites of the contractors on this page at ten or more years old; the oldest dates from 2003. 7 offer emergency call-outs; 4 offer financing or payment plans; 17 give free estimates; 5 are family- or locally-owned and 2 list coupons or special offers. We count these figures across the contractors on this page; hours and prices change, so confirm the details with the contractor before you book.
How many listings here have a website?
A website is on file for 23 of the 24 contractors here. Look for the materials they install and whether they do attics, basements or both, because plenty of crews specialize in one. Where there is no site, ask the same questions by phone before booking a visit.
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Spfm Spray Foam Insulation and Coatings
- Basement
- Job
- House
“Sergei and his crew have done an amazing job insulating our basement in the new house we just purchased, they were neat and fast.”
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Avenue Insulation
- Spray Foam
- House
- Pricing
“This is key as the building science to insulate your home is complicated, and making your house more comfortable requires hiring someone that cares to do a good job + a great installers.”
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Foam Expert Group
- Happy
- Projects
- Spray Foam
“As a professional in the construction industry two years ago I had the opportunity to work for Foam Expert Group, a fast growing company focusing on BLDG Insulation.”
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Brand Insulation Inc
- Wall
- House
- Attic
“Cloths and bags were laid down to ensure furniture/fixings would not get dirty/damaged and when Holes were being put into walls, they used a drill + vacuum combination to ensure dust would be sucked up by the vacuum at the point of drilling.”
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Applewood Roofing & Sheet Metal
“Very good company, good job on my roofing”
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Tempestone Inc.
“I would definitely recommend them.”
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Prime Renovators
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Icon Insulation
“Just completed a very sensitive project in a government building with ICON completing the new insulation after we removed it.”
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Insulpak Insulation
“Pipe Duct Insulation for Commercial Buildings and Equipment”
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AZ Roofing
- Leak
- Job
- Darwin
“I noticed how meticulous John was with the installation with each layer of product he installed, the installation of the new HD steel exhaust air vents and any caulking around the skylight, vents, flashing, etc.”
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Alpine Roofing
- Work
- Job
- Shingles
“After I realized that, I called in several reputable roofing companies to assess my roof and tell me if the roof I did get was substandard or if it needed to be ripped off and replaced.”
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Cadillacs Roofing
- Questions
- Price
- Crew
“Roofing is backbreaking work and my roof wasn't an easy job (very old house) but they handled everything extremely professionally and worked with my neighbours to ensure that they weren't too inconvenienced.”
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Quality Roofing Services LTD
- Price
- Job
- Team
“Aryan and his team removed our leaky 100 year old slate roof, installed a new shingle roof with vents, repaired all our eavestroughs with new gutter guards and re-shingled a small addition involving removing and replacing a skylight and installing ne...”
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Exalted Services
- Job
- Furnace
- Prices
“There was an issue with a venting up charge but I understand that they can't eat the cost when their prices are so competitive but they met me in the middle.”
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Montenegro Aluminum
- Soffit
- House
- Crew
“I asked for the work to be done before a certain date and although he had to reschedule a few times, he made sure it was still completed by my requested date and was responsive all throughout (he didn't leave me in the dark).”
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Tiltop Roofers
- Drone
- Job
- Wind
“The communication was phenomenal and workmanship was phenomenal, I really can't say enough good about my experience with Tiltop, I would HIGHLY recommend them to anyone.”
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Home Star Roofing LTD
- Price
- Job
- Team
“From the moment they picked up the phone to the time they completed the job, they were clean, knowledgeable, went above and beyond what we agreed upon and were extremely patient with all my questions.”
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Tactic Roofing Inc.
- Clean
- Job
- Questions
“He completed the job excellently, the product is guaranteed by the company, the price is way less than many other companies out there, in addition to that I can count on him in the future if anything happens to my roof.”
Insulation Services in North York, ON Cost Estimates
Minimum cost
$546
Maximum cost
$3996
National Average
$1873
Avg Per Hour Rates
$75
$1175
$2704
Average price range is based on 518 cost profiles
Why these companies made our list
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