Isolation Majeau et Frère (Bureau Chef)
“Un grand merci à Normand et Geoffroy pour leur expertise et leur bonne humeur 🙂”
Best Insulation Contractors near Saint-Jérôme, QC
These contractors serve Saint-Jérôme from nearby bases in towns including Laval, Saint-Hippolyte and Saint-Colomban.
10 contractors listed · 3 open weekends · 6 rated 4.5+ · 4 show a licence
Data verified October 18, 2026
Isolation Multi-Services
“As much for my business as my home, the work was impeccable!”
Isolation R G C Inc
“Ils ont répondus à mes questions et m'ont offert des travaux au delà de mes attentes”
Uréthane Supérieur de Québec Inc.
“Meilleur isolation hugo ces un professionnel merci a toi et ton equipe”
Toitures et Impermeabilisation Trans Canada
“We hired Trans-Canada Roofing to do a roof inspection and repair, and from start to finish, I was thoroughly impressed by their timeliness.”
Isolations Hogue
“A few months later had them do the ceiling of the spa, and again the same courteous crew came, covered the room up, did a quick clean job that left me more than satisfied.”
The 10 contractors listed for Saint-Jérôme, QC 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: Saint-Jérôme, QC
The 10 contractors on this page are rated from 4.0 to 5.0 across 1,892 reviews; 3 have 50 or more reviews and 6 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (86%), quality (57%) and value (46%). 3 are open on Saturdays. 4 show a licence on their websites. 3 have ten or more years of experience, the longest 19 years. 1 lists coupons or special offers. We have a website on file for all 10 of the contractors on this page; 6 publish a contact page and 7 list a public email. 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 all 10 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.
Isolation Larente
“Notre entreprise (Neptune Construction) travaillons depuis des années avec eux et il offre un servie exceptionnel à tout les fois.”
Réparation Portes & Fenêtres Babin
“Je recommande sans hésitation les services de Monsieur Babin à toute personne souhaitant prolonger la vie de ses portes et fenêtres plutôt que de les remplacer.”
Construction CI
“Great to deal with , very knowledgeable on the ICF, and prompt on getting back to me.”
Systèmes Sous-Sol Québec
“I am thrilled with the results of my previous work with Systèmes Sous-Sol 10 years ago and am excited to finish the perimeter of my house.”
Why these companies made our list
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