About Us

Windows and Doors for Residential Homes. Designed and built in Canada for Life in Canada.

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Canadian Maple Leaf

Replace your doors, windows, or sliding glass doors Interest-free loans of up to $40,000
with a repayment term of 10 years.

Wondering where to find the best windows and doors close to home? Our team at Aztech Doors & Windows is passionate about quality, long-lasting results, and impeccable customer service. For many years, we have proudly served communities in the Greater Toronto Area and beyond, offering energy-efficient premium window and door solutions. With our commitment to quality, efficiency, and truly personalized service, we can make your next renovation project something special.

Custom Windows and Doors in the GTA and Beyond

Our doors and windows at Aztech are made-to-order to ensure exact fit for any new construction or renovation project. Rest assured, no project is too small or large. From an ensuite bathroom replacement window to a three-storey new construction project, our portfolio knows no bounds. It’s comprised of beautiful doors and windows that will satisfy a broad spectrum of budgets, technical requirements, and design tastes.

We’re happy to consult with you and plan your project to perfection, going over all the technical specifications and precise requirements to ensure they are satisfied. Once your custom windows and/or doors are completed, our team of expert installers will take care of the rest. We check and recheck every step of the way, from seals to alignment, finish, functionality and beyond, to ensure results that we ourselves would be proud as if they were for our own property.

Our Service Areas

Whether you need a single casement replacement or a whole-building window and door overhaul, we’re happy to serve you in a variety of local communities. From Ajax to Clarington, Barrie and Guelph to the GTA core, and everywhere else in-between, our company has a well-established and dependable presence.

Support You Can Count On

Have a question about a product, an issue with an installation, or a need to make a change to your order? We’re happy to assist and ensure you love what we do, every single time. From our comprehensive Frequently Asked Questions page to details on warranties and support contacts, we’re here to help with your window and door needs.

With best-in-class service, highly energy-efficient and dependable products complete with warranty coverage, and a personalized approach to each job, Aztech Doors & Windows is your ideal local windows and doors company here in the GTA. For assistance or to start preparing an order with us, please feel free to give us a call or contact us today. We look forward to serving you!

Energy Efficient

Our doors and windows help reduce energy costs and enhance indoor comfort.

Superior Quality

Our doors & windows are designed to last, ensuring enduring performance & aesthetics.

Personalized Service

We tailor our services to meet your unique needs and preferences.

Expert Installation

Our skilled team ensures seamless installation for optimal functionality.

All Our Products Meet and Exceed the Performance Standards set by the Industry

Why Choose Us?

Our vinyl windows, steel doors, and fiberglass doors meet the requirements for ENERGY STAR®. Installing them may decrease your energy costs by up to 40%.
“No fine print” Lifetime Warranty covering both parts and labour.
Dedicated customer service, “underpromise, overdeliver” attitude.
Certified, insured expert technicians who worked with us for many years.
Canadian family owned and operated for over 25 years.
Big enough to have the latest technology, small enough to care.
Flexible payment options including EasyPayment and Zero Interest.
Need Windows or Doors Replaced During the Pandemic Follow These Safety Measures

Project timelines

Project timelines vary by season, job size and complexity. Simple jobs involving standard items can be ordered online and completed within 3-4 weeks of the order date. Larger jobs involving several doors and/or custom shape windows usually get completed within 5-6 weeks, however we make every effort to meet your project deadlines.

Larger jobs usually involve 5 steps:

Price Estimate In-home Consultation And Price Estimate

Placing The Order

Visit by our specialist to take the exact measurements for production purposes


Delivery and installation


Limited Lifetime Warranty, Non-prorated, Transferrable Key Warranty Features

When it comes to keeping your home secure and comfortable, the importance of high-quality doors and windows cannot be overstated. That's why it's crucial to invest in products that come with a Limited Lifetime Warranty.

Aztech Windows & Doors Warranty


Free Estimate Form

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