Gateway to Quality and Style

Top Rated Windows and Doors


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We provide top quality Windows & Doors replacement and installation services in the GTA.


Transform your residential space through our exceptional windows & doors replacement and installation services.

What We Do

Trust us to replace and install your windows & doors with the utmost professionalism and dedication. Let us bring new life to your home, one door at a time.


We are thrilled with the new entrance door installed by GreatRiver. The quality and craftsmanship are exceptional, and it has completely transformed the look of our home. Highly recommend!

John M.

The team at GreatRiver did an outstanding job replacing our old glass door. From the initial consultation to the final installation, they were professional, efficient, and provided excellent customer service. We couldn't be happier!

Sarah T.

I had a fantastic experience working with GreatRiver. They helped me choose the perfect front and patio door for my home and the installation was seamless. The team was friendly, skilled, and the end result exceeded my expectations. Thank you!

Mark R.


What are the benefits of replacing my doors?

Replacing your doors offers several advantages. It can enhance the curb appeal of your home, improve energy efficiency by reducing drafts and heat loss, increase security with modern locking systems, and update the overall style and aesthetics of your living spaces.

How do I know if I need to replace my doors or if they can be repaired?

It is best to hire a professional that can assess the condition of your doors and provide professional guidance. In general, doors that are extensively damaged, warped, or outdated may require replacement. We will help you determine the most cost-effective and long-lasting solution for your specific situation.

What types of doors do you install and replace?

We specialize in the installation and replacement of a wide range of doors, including front doors, patio doors, sliding doors, French doors, interior doors, and more. Whether you need a new entry door, want to upgrade your patio access, or enhance the aesthetics of your interiors, we have you covered. Contact us if you would like customizations.

Can you help me choose the right door for my home?

Absolutely! Our knowledgeable team can assist you in selecting the ideal door that meets your requirements, style preferences, and budget. We'll consider factors such as material, design, energy efficiency, security features, and maintenance needs to ensure you make an informed decision.

How long does the door replacement or installation process take?

The duration depends on various factors, including the complexity of the project, the type of door being installed or replaced, and any additional customization requirements. We strive to complete the job efficiently while maintaining the highest standards of craftsmanship.

What is the cost of door replacement or installation?

The cost can vary based on factors such as the type of door, materials used, customization options, and the scope of the project. We provide transparent and competitive pricing based on a detailed assessment of your needs. Contact us to schedule a consultation, and we'll be happy to provide a personalized quote.

Can I replace windows myself, or should I hire a professional?

While it is possible to replace windows yourself, it is generally recommended to hire professional Window replacement contractors for proper window replacement. Window installation require skills, proper tools and expertise to ensure they are correctly aligned, sealed, and insulated.

At GreatRiverInc we have window replacement specialists with the right tools and experience to handle the job efficiently and effectively, minimizing the risk of errors or damage.


What would it cost to replace or install doors? Get a quote now!


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