Elgeco
“Then the technicians came to my house to install 8 windows and 1 patio door, everything went very well, they protect your floors very well and do a very good and beautiful job until the end.”
Best Window Installers in Quebec City, QC
16 companies listed · all 16 in Quebec City · 2 open weekends · 10 rated 4.5+ · 11 show a licence
Data verified October 21, 2026
Fenesta Inc
“We had excellent service from all points of view: communications, measurements, installation time and installation of thermoses.”
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Fenplast
“Hats off to Pascal and Steeve for brilliantly taking on the challenge of our century-old house (not standard at all ☺️) located in the Montcalm district, in Quebec.”
Gagné Portes et Fenêtres
“Take the time to explain what is happening to avoid unpleasant surprises.”
Caron & Guay
“Harvey is very reliable and responds quickly and the service of the installers is impeccable.”
Fenexart
“The new doors and windows have not only improved the appearance of my duplex, but also provided better thermal and acoustic insulation, which is a real plus.”
Listed for homeowners in and around Quebec City, QC, these 16 companies fit and repair windows. Frame materials, glazing options and any credentials shown are taken from company websites; the customer lines are quoted from public reviews.
Area overview: Quebec City, QC
All 16 companies we list here are in Quebec City itself. 15 of the companies on this page have a rating, from 3.9 to 5.0 across 1,069 reviews; 6 have 50 or more reviews and 10 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (80%), quality (75%) and value (70%). 2 are open on Saturdays. 11 show a licence on their websites. Domain records put 7 websites of the companies on this page at ten or more years old; the oldest dates from 2000. 2 list coupons or special offers. We have a website on file for all 16 of the companies on this page; 11 publish a contact page and 10 list a public email. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Which listed window installers say they are licensed?
11 of the 16 listings on this page show a licence on their websites. Licensing is provincial or municipal, so confirm the claim with whoever issued it. Ask separately about workers' compensation coverage, which is the document that protects you if an installer is injured working on your property.
Portes et Fenêtres de la Capitale
“I bought two doors and the people are very competent and kind and very good value for money.”
Ecoloverre
“The installers did an impeccable job and left the place as clean as when they arrived”
Epsylon Concept Inc
“Very good quality of work 🙃 …”
Lepage Signature Inc.
“Fast, efficient and good service, I came across a person who was attentive and accommodating unlike the previous one that I had visited, I recommend it 👍 …”
Les Entreprises Jacques Gingras Inc
“Excellent door installation and repair service.”
DÉsembuage QuÉbec
“Our windows were fogged up and he fixed the problem.”
Longpré Inc
Gentek Building Products
“Good products at a good price”
Rénovation RDR Drolet Inc
“I can guarantee you that they take great care of their customers and their employees.”
Recouvrement de Fenêtre de la Capitale Inc
Why these companies made our list
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