Window Wise Certified: Why That Certification Matters More in Ontario
October 8, 2025
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- (905) 990-1800
- [email protected]
- Mississauga, Ontario, L5G 0A8
Upgrade your home with high-quality windows and doors Mississauga homeowners trust for style, comfort, and year-round performance. We supply, design, and install custom windows and doors built for the climate in Mississauga, Toronto, Brampton, Oakville, Burlington, Vaughan, and the entire GTA.
Window Land Co. Company began as a family-run Mississauga window company in the 1990s. Today, we are known across the GTA for delivering reliable, long-lasting windows and doors Mississauga Ontario residents feel confident investing in.
We design, supply, and install windows and doors for both residential and commercial properties — always with precise measurements, clean finishing, and durable performance. Our teams are Window Wise–certified and trained to deliver craftsmanship you can see and efficiency you can feel.
Every home is unique — and so are our solutions. Whether you want to match a heritage style, modernize your exterior, or improve energy efficiency, we custom-manufacture to fit your space and your goals.
Professional window and door solutions for every home and business.
Professional installation that ensures energy efficiency, security, and smooth operation. Ideal for new builds and renovations.
Upgrade old or drafty windows with modern high-performance options designed to improve insulation, reduce heating/cooling costs, and refresh your home's appearance.
Enhance curb appeal and security with durable entry doors and exterior doors. Energy-efficient cores, strong locking systems, and beautiful finishes — professionally installed across the GTA.
We install high-quality aluminum sliding doors, patio sliders, and aluminum bifold doors that bring in natural light and allow easy access to outdoor spaces.
A popular choice for affordability and durability. Offers excellent insulation, low maintenance, and resistance to fading and warping.
Sleek, modern frames with slim profiles and superior structural strength — great for large glass areas and contemporary designs.
Bright, secure, energy-efficient patio doors designed for smooth everyday use and strong weather performance.
Make a lasting first impression with stylish, secure entry and exterior doors. Custom-built for insulation, durability, and curb appeal — perfectly suited for any GTA home.
Personal service and knowledge of local building styles
Every window is measured, manufactured, and installed precisely
Low-E glass, argon/krypton fills, triple-pane options
Competitive pricing without compromising material quality. Clear quotes, realistic timelines, and full warranty support
We discuss your goals, evaluate your current windows/doors, and provide options.
We create accurate shop drawings and recommend the best frame and glass types.
Installed by trained professionals with attention to insulation, sealing, and finishing.
We make sure everything is perfect — and we’re here for service anytime.
We proudly serve the Greater Toronto Area with local teams ready to visit your home.
Costs vary by window type, size, glass option, and installation complexity. We provide free on-site estimates and itemized quotes so you can compare materials and labor.
Typical single-window installs take 2–4 hours. A whole-house replacement depends on scope — we provide timelines in the estimate and coordinate to minimize disruption.
Yes — we back installations and components with manufacturer and workmanship warranties. Specific terms vary by product and project.
Yes. Our teams include Window Wise-certified installers trained for residential and commercial work.
Most window replacements are considered a like-for-like replacement and do not require a permit, but structural changes or larger openings may need permits. We advise and help where required.
Looking for windows Mississauga homeowners trust for efficiency and style?
We are here to help. Contact our team today for a free in-home estimate.