Trusted Window Installers in Thornhill, ON

The highest-rated Window Installation & Repair companies out of 65 vetted & reviewed in the Thornhill area.

ECO Windows and Doors

ECO Windows and Doors

(24)
  • Company
  • Price
“We just changed our front door. I was pleased with prompt service and constant communication. Planning to change windows next year and would definitely use ECO Windows again.”
STAR Certified
1136 Centre St unit 151 - 3, Thornhill, ON L4J 3M8
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Horizon Windows and Doors Inc.

Horizon Windows and Doors Inc.

(46)
  • Punctual
  • Product
  • Company
“I'd like to thank Horizon Windows and Doors for their professional job that was done at my house. Their sale consultant helped me a lot with choosing the window styles that better fit my design. The windows quality is very good. Everything was delive...”
Locally Owned & Operated
Free Initial Consultation
201-8300 Yonge St, Thornhill, ON L4J 7R3
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Waysee Windows and Doors

Waysee Windows and Doors

(10)
“We replaced all the windows and the front door with Waysee. High quality products and everything wemt smoothly with the ordering process and the installation. Highly recommended.”
Free Initial Consultation
Licensed
In Business Since 2019
64 Highland Park Blvd, Thornhill, ON L3T 1B5
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Majesticon Windows & Doors

Majesticon Windows & Doors

(13)
  • Job
  • Price
  • Company
“Was able to get my entire homes windows redone before the cold hit. Majesticon did an amazing job! We had them install all the windows and our new front door looks beautiful! Thanks to the workers who came out to install and the team we spoke to on...”
Free Initial Consultation
In Business Since 2004
Serving Thornhill Area
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Vinyl Windows in Maple

Vinyl Windows in Maple

(1)
“I needed to replace my living and dining room windows and Vinyl Windows in Maple came to the rescue. I had my windows installed in less than 4 weeks from the time they were put into production. I had to keep the same style of windows to match the oth...”
1 Promenade Cir #963, Thornhill, ON L4J 4P8
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Window Caulking Toronto Experts

Window Caulking Toronto Experts

“There was a draft blowing in to our home through our windows, We contacted Vemex caulking to help, Vemex gave us an amazing price to Recaulked all our windows, it only costed 10% of what it would have cost to replace them. We are very happy with thei...”
Free Initial Consultation
8171 Yonge St #321, Thornhill, ON L3T 2C6
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Nordik Windows and Doors

Nordik Windows and Doors

(44)
  • Government
  • Rebate
  • Contract
“I was very happy with the results of my new patio door from Nordik Windows and Doors. The installers showed up on time and completed the work in a timely manner. They were friendly and courteous and once completed they gave me instructions on the wor...”
Free Initial Consultation
Licensed, BBB Accredited
Family Business
In Business Since 1997
1365 Bonhill Rd, Mississauga, ON L5T 1M1
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Citypro Aluminum

Citypro Aluminum

(50)
Roofing, Leaf Guards, Windows and Doors
“Dorian & Team are amazing. We had such a great experience using them for our Siding, Eavestrough, soffit and fascia. Dorian is extremely helpful, super knowledgable and his pricing is very competitive. The whole team had a great vibe, honest, fre...”
Free Initial Consultation
In Business Since 2012
1401 The Queensway Unit # 13, Etobicoke, ON M8Z 1T2
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Windowtech Windows and Doors

Windowtech Windows and Doors

(48)
  • Patio Door
  • Quote
  • Product
“Satisfied with the sales and service/installation process. Sales rep arrived as scheduled, explained about the product and pricing. WindowTech also have an office location in Concord, you can visit the location and see the product - different types o...”
Free Initial Consultation
Coupons & Offers
STAR Certified
14 Connie Crescent Unit #16, Concord, ON L4K 2W8
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GTA Direct Windows & Doors

GTA Direct Windows & Doors

(50)
  • Sliding Door
  • Communication
  • Job
“Our 100 yr old house was in need of new energy efficient windows. We had the single pane glazing windows that were costing a lot in heating & cooling. GTA windows came in with the best timelinecompared to the others that said the windows would be ...”
Free Initial Consultation
1110 Finch Ave W, Toronto, ON M3J 3J4
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Global Improvement Solutions Inc.

Global Improvement Solutions Inc.

(50)
  • Patio
  • Crew
  • Efficient
“We were lucky to have George and his team install our egress basement windows. George's pitch was on point; he provided many details from the very beginning and the price was fair. His team arrived on time, did a great job and cleaned up the work are...”
Free Initial Consultation
5950 Bathurst St #809, North York, ON M2R 1Y9
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Window Man

Window Man

(50)
  • Patient
  • Work
  • Happy
“Andrew gave a quote, provided detailed work information and a catalogue of all door styles. When the team came to install, they were on time and professional. There was some rotten subfloor, they removed it and installed a new piece. I provided the n...”
Transparent Fees & Pricing
1179 Finch Ave W Suite 209, North York, ON M3J 2G1
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Ambia Windows & Doors Inc

Ambia Windows & Doors Inc

(50)
  • Energy
  • Front Door
  • Project
“We purchased a house from the 1950s and the windows that were in the house seemed like they were installed when the house was built (in the photos, you can see an old window covered with bars - that was an original window and was left alone as it is ...”
Free Initial Consultation
In Business Since 2007
70 East Beaver Creek Rd Unit 30, Richmond Hill, ON L4B 3B2
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Falcon WD Windows AND Doors

Falcon WD Windows AND Doors

(49)
  • Patio
  • Quote
  • Job
“Andre was very courteous and professional - he answered all our questions and gave us a fair deal. He was very open to hearing our suggestions and was upfront about expectations regarding the installation and the process. Vlad and Arthur installed...”
400 Applewood Crescent # 100, Concord, ON L4K 0C3
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Everest Windows and Doors Inc.

Everest Windows and Doors Inc.

(41)
  • Replaced
  • Home
  • Job
“Everest Windows & Doors did two jobs in two years for us and they did an amazing job. The sales person met our needs from the first meeting and followed up on the installation day. The designed windows for us to make our home look different from the ...”
Free Initial Consultation
Transparent Fees & Pricing
55B Westcreek Dr, Woodbridge, ON L4L 9N6
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Polaris Windows and Doors

Polaris Windows and Doors

(28)
  • Products
  • Project
  • Quote
“Polaris offers a fantastic range of windows. Their energy-efficient promise is not just a claim - we've noticed a significant drop in our energy bills. The installation team was thorough and neat. Polaris gets a thumbs up from us.”
Free Initial Consultation
Coupons & Offers
Offers Financing Options
6-2160 Hwy 7 West, Concord, ON L4K 1W6
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New Look Windows and Doors

New Look Windows and Doors

(34)
Window Covers, Doors, Windows
“I am extremely satisfied with this company. Alex was very responsive, helpful, reliable and trustworthy. Their quotes was highly competitive and unlike other individuals I dealt with, Alex was never pushy. It was a very positive experience from in...”
In Business Since 2012
8550 Keele St Unit 2, Concord, ON L4K 2N2
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Advance Windows & Doors

Advance Windows & Doors

(33)
  • Patio
  • House
  • Quotes
“Had an amazing experience with Moe and Advance Windows and Doors. The price and the quality was best out of 7 quotes. The service was what I can talk about most. Experienced and skilled finish trades people left the place amazingly clean and t...”
Coupons & Offers
In Business Since 2011
383 Orenda Rd, Brampton, ON L6T 1G4
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Marvin Canada

Marvin Canada

(27)
  • Delivery
  • Sliding Doors
  • Product
“Truely a GREAT quality product backed up by exceptionally professional support and installation team. All our needs were handled very professionally, Special Thanks to Alicia Rey, Janie Jones and Kelly Bingham for being super helpful, professional a...”
Free Initial Consultation
Remote Consultations Available
In Business Since 2003
1455 Courtneypark Dr E, Mississauga, ON L5T
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A & J Windows & Doors

A & J Windows & Doors

(23)
  • Company
  • Product
“This is the second time we have used A &J Windows. I cannot say enough of the great service and products they provide! They did all our main floor windows many years ago and they are as good as new. This time we used them to replace our basement win...”
Family Business
Free Initial Consultation
228 Bering Ave, Etobicoke, ON M8Z 3A3
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HTR Windows and Doors Replacement & Installation

HTR Windows and Doors Replacement & Installation

(30)
  • Measurements
  • Job
  • Cleaned
“Absolutely seamless process, from dealing with Brock in Sales to Dainis in the office and Valerii for installation. I priced the windows with 3 different companies and HTR was not only the most competitive but also the most knowledgeable, particularl...”
Free Initial Consultation
Offers Financing Options
STAR, STAR, STAR Certified
Canada, 14 Connie Crescent #14, Concord, ON L4K 2W8
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Doucette B W Roofing

Doucette B W Roofing

(10)
Skylights & Flashing, Siding, Flat Roofs
“Very professional roofing company! Delighted with their level of workmanship, attention to detail, clean up. Hard working, polite crew, lead by Dennis, worked efficiently throughout the day to complete the project. Greg Doucette oversaw the project a...”
Emergency Services
Family Business
Licensed
Free Initial Consultation
1845 Sandstone Manor #2, Pickering, ON L1W 3X9
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VND Windows & Doors

VND Windows & Doors

(5)
Warranty, Latest Projects
“The job was done on time. Excellent quality. Highly qualified installer.”
Free Initial Consultation
300 Antibes Dr, North York, ON M2R 3N8
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Eticom Windows and Doors Replacement Markham

Eticom Windows and Doors Replacement Markham

(8)
  • Patio
“I like european windows style plus competitive pricing and great discount. All installation and cleanup have been done within one day. Looks fantastic. I would highly recommend Eticom. Thank you, team!”
Free Initial Consultation
250 Shields Ct Unit #9, Markham, ON L3R 9W7
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Window Replacement & Installation Services in Thornhill, ON Cost Estimates

Minimum cost
$383
Maximum cost
$22260
National Average
$6118
Avg Per Hour Rates
$47
$3363
$9624
Typical price range is based on 418 cost profiles
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Average Cost $6118
Minimum cost $383
Maximum cost $22260
Avg Per Hour Rates $47

Typical range $3363 to $9624 is based on 418 cost profiles.

Why these companies made our list

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