Custom Contracting Roofing & Eavestrough Repair
“Custom Contracting did a fantastic job repairing a section of our roof that suffered hail damage.”
Best Insulation Contractors in Burlington, ON
15 contractors listed · 12 in Burlington · 1 open 24/7 · 7 open weekends · 11 rated 4.5+
Data verified October 18, 2026
Complete Roofing & Insulation
“Answers all of our questions and always kept a clean job site”
Silicone Seals Caulking Sealing & Pest Blocking
“We had a question after they finished about one area and they came back immediately to ensure we were comfortable with their work at no extra charge.”
Complete Attic Insulation Inc
“Christie was easy to work with in setting up an appointment for a quote and following through with providing the quote in a timely manner and eventually setting up the attic insulation service when we were ready.”
Desi's Roofing Co Ltd
“Ray is an expert at repairs, very knowledgeable and experienced and a pleasant gentleman to work with.”
Top's Roofing Company
“Not only did Brian tell us we didn't need to waste our money on the extras, his quote was the best!”
The 15 contractors listed for Burlington, 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: Burlington, ON
12 of the 15 contractors we list are based in Burlington; the other 3 serve Burlington from Hamilton (9 km). The contractors on this page are rated from 4.3 to 5.0 across 841 reviews; 8 have 50 or more reviews and 11 are rated 4.5 or higher. The topics that come up most in reviews of the contractors on this page are "price", "quality" and "cleanliness". 1 is open around the clock; 7 are open on Saturdays and 5 on Sundays. The services the contractors on this page list most often on their websites are attic insulation (3), flat roofs (2) and roofing services (2). 5 show a licence on their websites and 2 list staff certifications (GAF). 3 have ten or more years of experience, the longest 28 years. 1 offers emergency call-outs; 1 offers financing or payment plans; 8 give free estimates; 3 are family- or locally-owned and 2 list coupons or special offers. We have a website on file for 14 of the contractors on this page; 11 publish a contact page; 11 list a public email and 1 takes bookings online. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
Are all of these firms based in Burlington?
No. 12 have an address in Burlington and the rest come from other towns within 15 km. Rig and hose mean these crews cover a wide area from one yard. Ask whether your address falls inside the zone they work without a surcharge.
Brunet Exteriors
“They arrived everyday when they said they would and always left the yard neat and tidy”
CVR Roofing
“CVR offered good value for the shingle quality and installation features they provided.”
Spray Foam Tech Insulation
“Luis and his team were very prompt in responding to our request, delivering a competitive quote and executing a problem free insulating of our garage.”
Gardiner Environmental Services
“Incredibly responsive and communicative, able to explain exactly what needs to be done and advise on what does not need to be done.”
Multiphase Contracting
“From start to finish, Adam was professional, thoughtful, always responded to us in a timely manner, and expertly finished the job with minimal mess and disturbance.”
Desi's Insulation
“Work is completed in a timely manner and job is left clean at the end.”
Capela's Roofing
“Arrived first thing in morning and the professionalism is 2nd to no one.”
Sameday Roofing
“I would highly recommend this owner operated Company rather than some of the bigger more well known roofing companies out there.”
Gateway Roofing
“Difficult time of year to do a repair, but it got done professionally to fix the problem of my leaking issue”
Why these companies made our list
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