Discover the Perfect Door

Discover the Perfect Door

Upgrade Your Home’s First Impression with Custom Entry Doors

Upgrade Your Home’s First Impression with Custom Entry Doors

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Entry Doors Mississauga

Entry Doors Mississauga

At Custom Window Designs Mississauga, we take pride in offering an extensive range of steel and fiberglass doors, for door replacement. Choose from Red Cedar and Oak options to personalize the appearance of your door and match your unique style. Our custom, secure frames and a variety of stains and finishing varnishes allow you to create a door that not only enhances the security of your home but also adds a touch of elegance. Additionally, they come with our exclusive 10-year warranty for peace of mind. For superior thermal efficiency and minimal maintenance, explore our comprehensive collection of fiberglass door styles, including front entry, side entry, rear entry, and patio doors. Designed to enhance your Mississauga home’s curb appeal and provide lasting value, these doors are sure to exceed your expectations.

Fibreglass Doors

Select the perfect stain and grain to embody the elegance of timber with our tailor-made fibreglass doors, available at a budget-friendly cost. Every element of these doors is crafted from premium fibreglass, ensuring enhanced longevity and improved insulation, making them a practical and stylish choice for your home.

Steel Doors

Customize your entrance with a wide selection of door slabs, glass designs, and a variety of color options to suit your unique taste. The steel door slabs we offer are not only resistant to rust but also come with fire-rated alternatives for added safety. Our door frames feature a laminated, PVC woodgrain wrap that is both maintenance-free and aesthetically pleasing, ensuring a long-lasting, elegant appearance. These frames are expertly designed to prevent the elements from entering your home, providing you with both security and peace of mind.

Patio Doors/Sliding Doors

Custom Window Design offers a versatile range of patio doors, each featuring energy-efficient designs like Low E & Argon glass and robust multi-chamber profiles. These doors blend aesthetic appeal with practicality, offering options like slim sashes, steel reinforcements, and thermal barriers for enhanced durability and thermal resistance. Customizable in terms of color, grill designs, and panel configurations, they also boast advanced security features such as multi-point locking systems. Additionally, options like scratch-resistant frames and interior mini-blinds cater to both style and low-maintenance needs, making these doors a comprehensive solution for modern homes.

Get a FREE Quote

Contact us now for a complimentary, no-obligation quote on our custom window and door solutions!

Discover the Custom Window Designs Advantage

50 Years Experience

Leverage our half-century legacy in the industry, where seasoned expertise meets unparalleled craftsmanship in every window and door project

Manufacture & Install

Benefit from our end-to-end service as we not only manufacture but also expertly install ensuring quality control and lower costs

Financing Available

Ease your investment with our flexible financing options, designed to make our premium window and door solutions accessible for every budget

Lifetime Warranty

Rest easy with our lifetime warranty, offering you enduring security and trust in the lasting quality and performance of our products

Client Reviews

We take great pride in the glowing reviews from our customers! Their feedback is a testament to the outstanding service and superior quality products we consistently deliver. Our team values transparency and is committed to offering reliable, honest service to each client. We invite you to read through our customer reviews to understand why they repeatedly choose us for their exterior product requirements.

Dejan Dojcinovski


Very satisfied with work done.
Peter from Custom Window Designs came highly recommended from a friend and he delivered beyond our expectations.
He helped us with design from start to finish and we love our new windows and doors and finished sunroom.

Rob Servos


We recently had a Sliding deck door and basement windows installed by Custom window Designs. Peter and John were great to deal with and the installation was quick and efficient. Everything looks great.



Custom window designs supplied and installed all of my windows and doors at my home and I couldn’t be happier with everything! Peter was extremely knowledgeable and his staff were very professional , from the initial quote to the final product I would highly recommend Custom Window Designs to anyone looking to replace there windows and doors!

Google rating score: 4.4 of 5, based on 24 reviews

Our Work

At Custom Window Designs, we specialize in elevating your living space through a variety of services, including expert window installations in Mississauga and the entire GTA. Whether it’s crafting bespoke architectural features like bay and bow windows or enhancing your home’s energy efficiency with our top-notch window and door installations, our commitment to craftsmanship and attention to detail shines through in every project we undertake.

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