Best Window Installers in Toronto, ON

15 companies listed · 9 in Toronto · 3 open 24/7 · 8 open weekends · 11 rated 4.5+

Data verified October 19, 2026

Ontario Aluminum & Glass

Ontario Aluminum & Glass

4.7 53 reviews
“I am grateful for the supportive & harmonious feeling throughout the process, as well as the happy outcome.”
Since 2008
4 Jenet Ave
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LDT Windows. Inc.

LDT Windows. Inc.

4.6 40 reviews
“While most businesses are using PANDEMIC excuses for gouging these people are not.”
Since 1976Serves Greater Toronto AreaFree consultationFamily-owned
1275 Gerrard St E
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Jaimco Doors & Windows Inc

Jaimco Doors & Windows Inc

4.4 38 reviews
“From the initial meeting with Jamie, the owner, to the administrative staff and the installation team, it was clear to us that we had selected a professional and knowledgeable company”
Free consultationEmergency serviceSince 2004Family-owned
631 Kingston Rd
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Cerberus Constructions

Cerberus Constructions

4.7 32 reviews
“After waiting a little longer than expected we finally received our 2 windows and patio door, and all went smoothly, great customer service and the installers were very professional and cleaned up after the install.”
Free consultation
331 Jevlan Dr Unit 8
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Orian Windows & Doors

Orian Windows & Doors

5.0 21 reviews
“They gave me best price in the town and the quality of their work and products is excellent.”
Free consultationLicensedOpen 24 hours
Concord, 610 Bowes Rd Unit 2
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Dundas Specialty Windows & Doors

Dundas Specialty Windows & Doors

4.4 24 reviews
“Got 5 Anderson windows installed by Dundas and I must say the experience was great and the windows look amazing.”
Since 1985Serves Greater Toronto AreaFamily-owned
2113 Dundas St W
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Listed for homeowners in and around Toronto, ON, these 15 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: Toronto, ON

9 of the 15 companies we list are based in Toronto; the other 6 serve Toronto from towns including North York (8 km), Concord (12 km) and Scarborough (14 km). 14 of the companies on this page have a rating, from 3.0 to 5.0 across 1,053 reviews; 8 have 50 or more reviews and 11 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (97%), quality (92%) and responsiveness (81%). The topics that come up most in reviews of the companies on this page are "price", "cleanliness" and "estimates". 3 are open around the clock; 8 are open on Saturdays and 4 on Sundays. 2 show a licence on their websites. Domain records put 4 websites of the companies on this page at ten or more years old; the oldest dates from 2004. 4 offer emergency call-outs; 11 give free estimates; 7 are family- or locally-owned and 3 list coupons or special offers. We have a website on file for all 15 of the companies on this page; 13 publish a contact page and 12 list a public email. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.

Is the home visit and measurement free?

A no-cost quote is offered by 11 of the 15 companies on this page. It comes with a sales visit, so agree how long it will take before they arrive. Ask for the quote in writing on the day, itemized by window, and be wary of a discount that disappears the moment the visit ends.

Burano Doors Toronto

Burano Doors Toronto

5.0 3 reviews
“My door was very badly damaged due to a storm, and Burano was able to get over here and replace it in no time!”
Coupons & offersFree consultation40+ yearsFamily-owned
615 Huron St
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Highrise Glazing Services INC

Highrise Glazing Services INC

3.0 1 review
“Worked with us to colour match correctly and brought in a swing stage to access those floors with ease.”
20 Bay St. 11th floor
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Fine Openings Fenestration Consulting

Fine Openings Fenestration Consulting

Since 2013
1852 Queen St E
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Trust Build Windows and Doors

Trust Build Windows and Doors

4.9 121 reviews
“We had a great experience with Trust Build Windows and Doors right from the Sales rep and transaction all the way to Installation.”
40% off windows and doorsFree estimates0% financing8,700+ homes servedSince 2016Serves Southern Ontario
Concord, ON · 12 km from Toronto
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Horizon Windows and Doors Inc.

Horizon Windows and Doors Inc.

5.0 72 reviews
“Horizon has the best service, Vitale and the installers are very professional and friendly, always answer my calls and give the best advice will definitely use this service again.”
Free estimatesSince 2012Serves Toronto, Greater Toronto AreaOpen 24 hoursLocally owned
Vaughan, ON · 14 km from Toronto
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Canadian Standard Windows & Doors

Canadian Standard Windows & Doors

5.0 52 reviews
“Canadian Standard Windows and Doors offered flexible scheduling that accommodated my busy lifestyle.”
Free estimatesOpen 24 hoursSince 2023
North York, ON · 8 km from Toronto
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Arctic Vinyl Windows & Doors

Arctic Vinyl Windows & Doors

4.9 142 reviews
“The working team were fast and were thorough in their job and clean up.”
FreeFree estimatesLifetime warrantyResponds within 24 hours30+ yearsServes Toronto, Markham +3
Markham, ON · 17 km from Toronto
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Egress Windows Toronto

Egress Windows Toronto

5.0 100 reviews
“The gentlemen who installed the window were friendly, worked efficiently with no breaks, they cleaned up very well inside and out and the new window looks great.”
Free estimatesResponds within 10 minSince 2000Serves Ontario, GTA
North York, ON · 8 km from Toronto
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Northstar Glass

Northstar Glass

4.8 55 reviews
“One of the few places that still let you bring in a broken window for repair at low cost.”
Free consultationLicensedLocally owned
Scarborough, ON · 14 km from Toronto
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HomeWindow InstallersOntarioToronto, ON

Why these companies made our list

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