Windows and Doors Replacement

New uPVC Windows, Steel Entry Doors, Fiberglass Doors, Sliding Patio Doors. Trust Based Services in Toronto, Mississauga, Brampton, Barrie, Newmarket, Kitchener.

We guarantee the best value for your investment.

  • ✅ FREE Installation
  • ✅ Clients Save 30% On Average
  • ✅ Locally manufactured in Toronto
  • ✅ 0% Financing Options
  • ✅ 25 Years Warranty
  • ✅ Personal Attentive Service
  • ✅ Insulated & Energy-Efficient

Free Windows and Doors Estimation

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Windows and Doors Replacement

New uPVC Windows, Steel Entry Doors, Fiberglass Doors, Sliding Patio Doors. Trust Based Services in Toronto, Mississauga, Brampton, Barrie, Kitchener, Newmarket.

We guarantee the best value for your investment.

  • ✅ FREE Installation
  • ✅ Clients Save 30% On Average
  • ✅ Locally manufactured in Toronto
  • ✅ 0% Financing Options
  • ✅ 25 Years Warranty
  • ✅ Personal Attentive Service
  • ✅ Insulated & Energy-Efficient

Free Windows and Doors Estimation

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Best Window & Door Company in Toronto

Buy New affordable & quality windows and doors. You need experts you can trust. Click on the logos below to read our reviews and book your free estimation below.

HomeStars Everest Windows and Doors Ranking


Windows and Doors Company Toronto Barrie Hamilton

Get New Home Windows and Doors – Best Price Guarantee

Transform your home with new windows and doors.

Everest Windows and Doors Inc. has been a trusted and leading provider of new windows and doors replacements in Greater Toronto since 2010. Our top priority is to gain your trust through diligent, attentive and personal service. We aim to standout in our commitment to exemplary windows and doors installation & replacement expertise as well as providing unbeatable prices for quality products. Whether you need a small basement window, new sliding patio doors, new windows replacement or a window extension then let us demonstrate the Everest experience. Contact us today!

Read about a review we did of window home prices in Greater Toronto, updated for 2023.

Increase the value of your home with quality windows and doors products.

Our trusted represetntatives and installers are here to provide you with a peace of mind for years to come. Our products stand the test of time. Over a 1,000 satisfied customers can’t be wrong, join our growing family. We service all of the Greater Toronto Area and South Western Ontario; Toronto, Barrie, Newmarket, Hamilton, Vaughan, Mississauga, Whitby, Brampton, Stoney Creek, Etobicoke, Markham, Kitchener, Caledon and more.

HomeStars Best of Award Certificate 2023 – Windows and Doors

uPVC Window Replacement Toronto

Single Hung Window
Double Hung Windows
Fixed Casement Picture Window
Casement Windows
Awning Windows
Double Slider Windows
End vent Slider Window
Bay & Bow Window
Custom Windows
Sliding Window
Hung Window
Awning Window

Are you considering replacing your old windows with new construction windows? If so, you may be wondering what type of windows are available on the market and which one is best for your home. Read about why uPVC is better than PVC for windows.

At Everest Windows, we offer a wide range of windows to suit all budgets and requirements. From Vinyl Windows to Custom Large Windows, we have something to suit everyone. Our windows are designed to have a number of benefits that will make your new construction project or home renovation stand out.

Replace Your Old Windows with Triple-Pane Windows

Here are some of the key benefits of replacing your old windows for new uPVC Triple-Pane Energy-Efficient windows by Everest:

  1. Improved energy efficiency: New windows can help to improve the energy efficiency of your home, keeping it warmer in winter and cooler in summer.
  2. Enhanced security: Old windows can be easy targets for burglars. By upgrading to new windows, you can help to deter would-be thieves and keep your home safe.
  3. Improved curb appeal: New windows can give your home a fresh, new look. This can be particularly beneficial if you’re planning to sell in the near future.

If you’re considering replacing your old windows with new construction windows, we invite you to get in touch with us today. We would be happy to discuss your options, the benefits of having new construction windows and help you find the perfect windows for your home.

We also do window cut outs professionally, read about our cutout window precision.

Why Choose Everest Windows and Doors Inc.


From our experience we know how important it is to build on enduring values. That is why our product range only includes products of the highest quality.


Quality products and exceptional service never come cheap – but that doesn’t mean they can’t be affordable. Our clients enjoy a peace of mind for a fair price.

  • Guaranteed fair prices
  • Best value for your money
  • Competitive pricing
  • Our estimates are clear and straightforward.


At Everest we offer a wide range of products and services, each accompanied by their respective terms of Warranty. We want you to rest assured that we will back you up.

  • 100% Warranty
  • In-house warranty and field service support
  • A warranty that protects your investment
  • NO fine print and NO exclusions

Steel Front Doors (Aluminum)

When it comes to durability and security, steel front doors are hard to beat.

Steel front doors are made from strong, sturdy & scratch resistant materials, so you can rest assured that they will stand up to the elements and everyday wear and tear. They are also very difficult to break through, making them an excellent choice for homes in all residential areas or those that are particularly vulnerable to break-ins.

If you’re looking for a front door that will give your home an added sense of security and style, then a steel front door is a great option. With their many benefits, it’s easy to see why they are becoming increasingly popular among homeowners.

Modern Entry Door Design Ideas

Fiberglass Front Doors

Premium Fiberglass Entry Doors, Sidelites and Doorlite Frames – Cherry, Oak, Mohogany and Fir.

There are many benefits of fiberglass front doors. They are durable and require little maintenance, they are energy efficient, and they can enhance the curb appeal of your home.

Fiberglass doors are made from a fiber-reinforced plastic that is strong and resistant to damage. They can withstand extreme weather conditions and will not warp or rot like wood doors can. Fiberglass doors also require less maintenance than wood doors. You will never have to paint or stain a fiberglass door, and they are resistant to pests and mold.

Fiberglass front doors are also much more energy efficient than wood doors. They provide better insulation against both cold and heat, which can help you save money on your energy bills. Fiberglass doors can also help to reduce outside noise, making your home more peaceful and quiet. Fiberglass doors can also be painted over for more customization.

Whether you want a traditional wood-look door or a more modern style, fiberglass doors can give your home the perfect finishing touch.

Patio Door (Slider Backyard Door)

sliding patio door

Patio doors are a great way to bring the outdoors into your home. They provide a wide open view of your patio, deck or garden and let in an abundance of natural light. Patio doors are also very versatile, opening up a room and making it feel larger. They can be used as independent sliding doors or as part of a set of french doors. patio doors come in a variety of styles, including traditional sliding doors, bifold doors and french doors. The best Sliding Patio doors in Greater Toronto, Ontario.

There are many benefits to installing patio doors in your home. Here are just a few:

  • Increased natural light: Patio doors let in an abundance of natural light, brightening up your home and making it feel more spacious.
  • Improved ventilation: patio doors can be opened to allow fresh air into your home, improving ventilation and helping to keep your home feeling fresh and clean.
  • Enhanced security: patio doors are available with a variety of security features, such as strong locking systems and impact-resistant glass, to help keep your home safe and secure.
  • Increased property value: patio doors can add value to your home by increasing its curb appeal and making it more attractive to potential buyers.

If you’re thinking about installing patio doors in your home, contact us to discuss your options. We can help you choose the right type of door for your home and provide professional installation services.

Free Windows and Doors Estimation

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Referral Program

referral windows doors project brampton hamilton toronto

For more information please contact us at 1-866-888-6009

Windows and Doors Manufacturing and Installation

Everest is full-service Window and Door production, sales and installation company. We service all GTA and South Western Ontario.

Our motto is “CUSTOMER FOR LIFE”. Choosing our products and services means that you will never have to replace your windows and doors again for as long as you own your home.

We design, manufacture and deliver better performing products with precision and speed while providing our customers with peace of mind and an overall pleasnt experience.

Our experienced team and our new manufacturing plant offer architects, contractors and developers exiting new possibilities in window performance and design.

How to choose the perfect contractor for your windows and doors replacement project?

Receive up to $5,000 back with Canada Greener Homes Grant in Toronto Ontario

Our company only sales and installs ENERGY STAR® certified windows and doors. This make you, a home owner in the Greater Toronto region including Barrie, New Market, Kitchener and Wasaga beach to enjoy up to $5,000 back in grants from the federal Canada Greener Homes Grant. To be eligible you must ensure that you buy the products in Canada and luckily our state-of-the-art manufacturing facility is located in Vaughan which makes our proudcts locally manufactured. Remember to keep your ENERGY STAR labels on the windows until you conduct a post-installation evaluation on your newly installed products. We don’t say it lightly, but you are definitely getting the most value for your money with our all-in-one sales and installation services in greater Toronto.

Energy Efficient Products Reduce Carbon Footprint

Increase Your Home Real Estate Resale Value

Energy-Star Certified Windows and Doors Toronto

Toronto City’s Home Energy Loan Program for Windows and Doors

We invite your to apply to HELP (Home energy Loan Program) by the city of Toronto. You can get an amazing low-interest loan for home improvement renovation projects including new windows and doors from us.

Click here to read more about the program.

Click here to book a free estimation

Windows Doors Manufacturer Toronto Ontario

100% Canadian Manufactured

As Canadians we take pride in fueling our economy with high-quality Canadian Manufactured products that are custom-built to withstand the local weather. The durability and design conform to the highest standards in manufacturing.

Windows and Doors Replacement Near You

Best Rated Windows and Doors Company in Toronto, Brampton, Vaughan, Markham, Barrie, Mississauga

Our reputation is important to us, we always have a long term vision when it comes to conducting business in Greater Toronto, Barrie, Hamilton, Kitchener and Mississauga. Profits come second, we want to be one of those companies who stick around for a long time so we have a long term success vision and hope to share our successful vision with our clients.

Educate yourself on windows and doors

Consult our helpful resources and information page with articles about windows and doors. We try to use our expertise and experience in the industry to educate our customers and improve their decision making.

Click here to read more about windows and doors

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