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Simon & Sons Windows and Doors
- Patient
- Quote
- Team
“It seriously gives me great joy to know there are still people like this in the trades who are clearly passionate about the work they do and do it exceptionally well.”
Best Window Installers near New Tecumseth, ON
None of these companies is based in New Tecumseth; they work from towns including Aurora (24 km), Maple (31 km) and Newmarket (23 km).
24 companies listed · 2 open 24/7 · 15 open weekends · 21 rated 4.5+ · 2 show a licence
Data verified October 16, 2026
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Eco Choice Windows & Doors Toronto
“Installation team seem to be tireless and pushed through to get the job done in a day, even busting out the headlamps to continue into the night, the next day was raining, so I appreciated the extra effort to get the job done.”
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Luma Doors + Windows
- Patio Door
- Happy
- Front Door
“10/10 enjoy their services as they came back around to double check if the windows were functional, and if all the garbage and debris were cleared from when they changed all the windows in the complex.”
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Premier North Windows and Doors
- Headache
- House
- Company
“Their installers were very nice and did a great job, they were thorough and explained each step they took to ensure we knew the job was being done right.”
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MK Windows & Doors
- Front Door
- Team
- Price
“The owner offered me the choice of reordering the door and waiting for the new ones or installing the door and recouping the cost of the extra hardware that I had to purchase.”
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Apollo Glass & Mirror Ltd.
- Skills
- Prices
- Frame
“My latest mirror project had some odd measurements and despite that (along with figuring out how I was to get it home in my car) the mirror fit PERFECTLY into the frame.”
Listed for homeowners in and around New Tecumseth, ON, these 24 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: New Tecumseth, ON
The 24 companies on this page are rated from 3.7 to 5.0 across 672 reviews; 5 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise quality (81%), professionalism (74%) and punctuality (66%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "cleanliness". 2 are open around the clock; 15 are open on Saturdays and 7 on Sundays. 2 show a licence on their websites. Domain records put 2 websites of the companies on this page at ten or more years old; the oldest dates from 2013. 3 offer emergency call-outs; 2 offer financing or payment plans; 13 give free estimates; 5 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 24 of the companies on this page; 19 publish a contact page; 19 list a public email and 2 take bookings online. 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 13 of the 24 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.
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The Glass Experts
- Team
- Needs
- House
“Satisfied and would use them again for any window type of work !”
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Khali Windows & Doors
- Happy
- Price
- Company
“We had our front door and windows replaced by Khali windows and doors, great product along with amazing customer service, installers were very polite, fast and clean, in one word professionals, sales person on the other hand was very informative and ...”
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Ivory Windows
- House
- Team
- Knowledge
“Ivory Windows is a company I completely suggest to anyone in need of window and door installation services because I couldn't be happier with my new windows and doors.”
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Distinctive Glass Inserts
- Price
“I was unhappy with the trim color I had chosen.”
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Seven Group Windows & Doors Inc.
- Efficient
- Stress
- Team
“Very happy to service from the time the sells man arrived unit the end very professional customer service and very knowledgeable about windows very professional installer friendly did a lots of extra”
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Waysee Windows and Doors
- Team
- Company
“Absolutely amazing workmanship”
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Rosie Windows & Doors
- Needs
- Price
- Happy
“I don't like to write reviews but this company Rosie Windows and Doors deserves 5 plus stars My experience was amazing starting with the sales agent “Slava” a very nice person to deal with and very polite not a pushing person he understood my needs a...”
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Renoasis
- House
- Questions
- Window
“Everything - from initial estimate to final installation - went very smooth, all our questions have been answered with courtesy and evident professionalism.”
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Lana Home Renovation
- Installer
“The installation crew were very professional and clean, explained the whole process, Roman is best and most knowledgeable installer ever, very helpfull and caring most importantly.”
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Benjamin Moore
- Eavestrough
- Windows
- Price
“When I dropped in the first time, thinking this is what one does, I was told the salesperson (one of the owners) was too busy to see me and to grab a few catalogues and decide on a door and then they would come and measure and estimate.”
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Luminous Glass
“Sam and his team are some of the best in the glass business, always professional and reliable.”
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Moderno Construction Inc.
- Quality
- Prices
- Door Installation
“John was able to answer all my questions and helped me to select door for my house.”
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Bright House Windows and Doors
- Professional
- Quality
“His professional knowledge, highly committment, friendly & tireless attitude to make possible to replace my entire house (over sixty big & small) window glass inserts and several challenge outside dummy window pieces in two days.”
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True Line Design Homes
“Great service, good eye for design, arrived and finished when promised, excellent communication - highly recommend!”
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Intellifilm Canada
“I researched many places and Cyril by far was the most responsive and explained everything in detail.”
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Enertec Window Systems Inc.
- Company
- Product
“Good people and great product, certified, registered for rebate programs, quality product and great service”
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Quality Windows & Doors
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Crystal Clear Installations
- Crew
“We are working with them with several projects now and they have been very cooperative, solution oriented people.”
Window Replacement & Installation Services in New Tecumseth, ON Cost Estimates
Minimum cost
$468
Maximum cost
$27186
National Average
$7472
Avg Per Hour Rates
$58
$4108
$11754
Fair price range is based on 495 cost profiles
Why these companies made our list
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