in Canada Greener Homes Grant

Learn More




in Canada Greener Homes Grant

Learn More

Beautiful Window & Doors That See A Larger World

Internet Special offer

Save Up to 25%

Windows & Doors
Plus a Lifetime Warranty

    Our Awards

    Energy Star Vaughan

    Our Products

    Custom Windows Markham

    Casement Windows

    Casement windows use a crank to open them. They open outwards either to the left or right.

    Comfort Windows & Doors - Steel Insulated Doors

    Steel Entry Doors

    Providing a portfolio of products ensuring the right HD Steel door for your project. Our steel entry doors are available.

    fibreglass entry doors

    Fibreglass Entry Doors

    Fibreglass Door Series provide simple solutions for achieving a sophisticated wood look without all the maintenance.

    Comfort Windows and Doors -Garden Doors

    Garden Doors

    Our Garden Doors will fill your home year round with beautiful, natural light. Let in fresh air when it suits you.

    Comfort Windows and Doors -Patio Doors

    Patio Doors

    Our sliding patio doors offer a perfect combination of beauty, security and low-maintenance.

    Comfort Windows and Doors - Windows Retractable Screens

    Retractable Window Screens

    Every operating window comes with a retractable screen.

    Our Happy Customers

    Video Testimonials

    Why Choose
    Comfort Windows & Doors?

    We have over 25 years of experience in all aspects of the window and door business.

    We don’t employ commissioned salespeople or subject you to pressure sales tactics. You deal directly with a salaried employee or the owner and his 25 years of experience in the industry.

    We provide personalized service from first contact, through our quotation process to the completion of the installation.

    We offer a variety of high-quality products to meet all requirements and budgets.

    Let’s Build Something

    Comfort Windows & Doors is fiercely committed to customer service. We strive to make our work the best sales engine and our customers are our company’s best advocates. Affordable & Highly Energy Efficient! We built Comfort Windows & Doors Inc. as the best window and door company for products and service in the industry,

    Affordable & Highly
    Energy Efficient!

    We built our Thornhill custom windows and doors company on the best service, products and customers in the industry. We have worked with wonderful, happy customers. We’d love to talk to you about how we can make your home more functional, beautiful and economical.

    Our Advantages

    • Excellent warranties provided that can be transferred to new homeowners.
    • Best customer service in the industry, project management from first consultation to installation.
    • No commission sales people, deal direct with the owner.
    • Excellent installation crews who are trained via the Window Wise program.

    Service Areas

    • Ajax
    • Aurora
    • Concord
    • GTA North of Eglinton
    • Keswick
    • Maple
    • Markham

    • Newmarket
    • North York
    • Pefferlaw
    • Pickering
    • Richmond Hill
    • Stouffville
    • Thornhill
    • Unionville
    • Uxbridge
    • Vaughan
    • Whitby
    • Woodbridge
    • York Region

    Easy Financing

    As replacing windows and doors in your home is a big investment, we provide you with various finance options. We can offer you financing by our flexible Simply Group Financial plan and take care of all the paperwork for you.

    Call Now Button

    Contact Us

      Let us know more detail about your needs

      How did you hear about us?*

      How would you like to be contacted?*

      Get Quote