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Some of our top rated window contractors in Thornhill, Ontario

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  • Window Contractor in Thornhill, Ontario

    At Senora Cleaners, we don’t just clean, we transform spaces. Our team is reliable, detail-oriented, and dedicated to making your home shine, whether it’s a one-time deep clean, regular maintenance, or a move-in/move-out service. ✅ Trusted & Professional Cleaners ✅ Eco-friendly products available ✅ Flexible scheduling to fit your needs ✅ Satisfaction guaranteed We’d love the opportunity to show you why our clients keep coming back. Let’s schedule a quick chat to discuss your cleaning needs!

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  • Window Contractor in Thornhill, Ontario

    Reddy Renovations can help you with your interior painting, exterior painting, install or replace roof, wallpaper room, remove wallpaper, repair kitchen cabinets, decorative painting, repair or transform furniture & small staining or painting project request in Scarborough and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Reddy Renovations now to discuss your needs and arrange a quote.

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  • Window Contractor in Thornhill, Ontario

    Hi, I’m Mohsen, the owner of a landscaping service focused on delivering clean, reliable, and high-quality work. I take pride in attention to detail and making sure every job is done right the first time. Whether it’s maintenance, cleanup, or full outdoor transformations, I’m here to help bring your vision to life.

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  • Window Contractor in Thornhill, Ontario

    🏠 Your Trusted Window, Door & Sunroom Experts — Serving the GTA for 20+ Years Welcome to XF Window and Door Ltd., your local experts in windows, doors, porch enclosures, and custom sunrooms. Proudly serving homeowners across the Greater Toronto Area for over two decades, we’re known for our craftsmanship, reliability, and honest service. Whether you're upgrading for energy efficiency, enhancing your home's curb appeal, or creating a cozy all-season sunroom, we tailor every project to fit your needs — with quality materials and professional installation that lasts. ✅ Over 20 years of experience ✅ Fully licensed & insured ✅ Energy-efficient & durable products ✅ Clean, on-time installations ✅ Local references available ✅ Free estimates & fair pricing At XF Window and Door Ltd., we treat every home like our own. From the first consultation to the final inspection, your satisfaction is our top priority. 📍Proudly serving: Toronto, Mississauga, Brampton, Vaughan, Markham, Scarborough, Oakville, and beyond. Let’s build something great together.

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  • Window Contractor in Thornhill, Ontario

    S2 Construction, we specialize in commercial projects, franchise. Some of the projects we've done were Harvey, Swiss Chalet, A&W, Wingstop, T&T and more We do steel framing, exterior & interior paint, drywall installation (tape & mud), floor and wall tiles Skilled professionals with a lot of experience Attention to detail and customer satisfaction

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  • Window Contractor in Thornhill, Ontario

    Real garage door and gates expert you can trust. 10+ yrs experience on residential and commercial garage doors and driveway gates. Most regular repair can be done within 1 hour, such as spring or cable etc. We always give customers best advices and solutions no matter what problem it is. No hiding fees, no over pressure sales. Quality service helps you to keep worry-free with your doors and gates. We cherish all customers, and our reputation as well. Get stuck? And want best service? Give us a call, and the help will be on the way soon. 24/7 and emergency services if necessary. New in GTA, free maintenance when repairs or installations, and more.

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  • Window Contractor in Thornhill, Ontario

    R.N Improvements is a Toronto based General contractor, Kitchen Renovation Company, Landscaping Company, Carpenter, Bathroom Renovation Company, Garage Specialist, Condominium/Apartment Specialist, Interior decorator, HVAC contractor, Plumber, Tiler, Interior designer, Architect, Cabinet maker, Window Contractor, Metal worker, Mason & Demolition company company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with house renovation, install or renovate bathroom, install or renovate kitchen, build sunroom, extension, build garage, build or renovate basement, install or replace beam, general contractor service, structural work for construction & carpentry framing, message us so we can assist you and arrange a quote.

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  • Window Contractor in Thornhill, Ontario

    Professional Fence & Deck Services in the GTA With 15+ years of experience, we provide professional fence and deck installation, repair, and construction services throughout Toronto and the Greater Toronto Area (GTA). From custom privacy fences and durable wood fencing to beautiful backyard decks, we take pride in delivering quality workmanship, reliable service, and long-lasting results. Whether you’re building a new outdoor space, replacing an old fence, repairing your deck, or upgrading your backyard, our experienced team is here to help. Our services include: * Fence installation & replacement * Wood & privacy fencing * Custom gates * Deck construction & installation * Deck repair & restoration * Custom fence & deck projects * Backyard outdoor renovations 📍 Proudly serving Toronto & the GTA 🛠️ 15+ Years of Experience ✅ Quality Work • Reliable Service • Professional Results

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  • Window Contractor in Thornhill, Ontario

    Tusha Group provides residential and commercial property services across Toronto and the GTA, including renovations, general repairs, property maintenance, cleaning, and facility support. Our team brings hands-on experience in home improvement and renovation projects, including bathroom upgrades, tiling, flooring, and interior finishing. Whether you need a one-time repair, renovation assistance, property cleaning, or ongoing maintenance, we focus on reliable service, quality workmanship, clear communication, and attention to detail. We welcome projects of all sizes and are happy to discuss your needs, provide estimates, and share photos of previous work.

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  • Window Contractor in Thornhill, Ontario

    “My name is Taras, and I have over 10 years of experience in the renovation field. I’m an honest and hardworking professional who knows how to work both smart and hard. With a strong skill set and a hands-on approach, I take pride in delivering high-quality results in every project I take on. Drywall, taping, plastering, painting, finish carpentry, assembling, services and more! Best quality and smartest solutions for your home!

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  • Window Contractor in Thornhill, Ontario

    At HomeBuild, we believe every home deserves thoughtful craftsmanship, attention to detail, and a personalized approach. Serving Toronto and the Greater Toronto Area, we specialize in residential renovations and improvements that enhance the comfort, functionality, and value of your home. From the initial consultation to the finishing touches, we coordinate each stage of the renovation process, working alongside skilled tradespeople, architects, engineers, designers, and trusted industry professionals. We approach every project with the same care and dedication we would give our own homes. Through open communication, transparency, and respect for our clients' vision, we strive to deliver exceptional results and a renovation experience built on trust.

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  • Window Contractor in Thornhill, Ontario

    I am a Red seal carpenter that treats customers the way I want to be treated. I have renovated banks,schools and other commercial buildings. I have built custome homes.

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  • Window Contractor in Thornhill, Ontario

    1. Painting & Wall Finishes • Interior and exterior painting • Custom color matching and design • Drywall repairs and plastering 2. Bathroom Renovations • Full remodels and upgrades • Vanity installation, shower/tub updates • Tiling and waterproofing 3. Tiling • Kitchen backsplashes • Floor and wall tiling for bathrooms and kitchen 4. Vinyl and Flooring Installation • Vinyl plank and tile installation • Hardwood and laminate flooring • Sanding, staining, and refinishing 5. Kitchen Renovations • Cabinet installation • Countertop replacements • Plumbing and electrical work 6. Other Services • Basement finishing • Demolition and debris removal • Deck and outdoor space renovations

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  • Window Contractor in Thornhill, Ontario

    I’ve done carpentry since I was young of age. My father taught me so I grew up always working my with wood and using tools witch allowed me to develop the craft a lot quicker at a much younger age then most for that then lead to me developing skills for other types of construction trades as well then becoming very technically inclined for a vast amount of jobs

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  • Window Contractor in Thornhill, Ontario

    “With six years of experience in home renovations, I specialize in drywall, floor installation, painting, and framing. Serving clients all across the GTA, I pride myself on delivering high-quality craftsmanship at very competitive prices.”

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  • Window Contractor in Thornhill, Ontario

    I don't want to do the work I do independently by working hourly for someone else. I've been in the construction industry for 8 years already. I am ready to serve you with the best quality and at the best price.

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4.9

Top rated Window Contractors

Our Window Contractors in Thornhill, Ontario, are rated 4.9 out of 5 based on 553 reviews from homeowners like you.

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What types of services are offered by window installers in Thornhill, Ontario?

Window installers in Thornhill, Ontario provide solutions for a wide range of home and business needs. Working with a pro ensures projects are completed efficiently and are tailored to your property’s specific requirements.

Popular services offered by window contractors in Thornhill, Ontario include:

  • Installing or replacing glass windows to improve energy efficiency and ensure your home is protected from drafts

  • Installing or replacing window frames to upgrade aging or damaged frames and provide a secure foundation for new window panes

  • Integrating or replacing skylights or light domes to bring natural light into darker areas of the home

  • Fitting or replacing insect screens to keep bugs out while allowing fresh air to circulate

  • Repairing windows to fix issues like broken seals, damaged hardware, sticking tracks, or cracked panes

  • Repairing dormers or skylights to address leaks, worn flashing, or structural problems that can cause moisture damage if left untreated

  • Weatherproofing windows and doors to help homes handle extreme cold, snow, and temperature fluctuations

Find the right window contractor in Thornhill, Ontario with ease. Share the details of your project on HomeStars, and local pros will get in touch. Browse their profiles, see past work, and request quotes to make an informed decision for your home or business.

What are the average costs of window installation and replacement contractors in Thornhill, Ontario?

Before you start working with a window contractor in Thornhill, Ontario it’s helpful to understand typical pricing. Knowing the usual costs for window work in your area can help you plan your budget and choose the right materials.

Most window contractors in Thornhill, Ontario provide flat project quotes for both repairs and installations. This pricing usually reflects the type of window, labour involved, materials, disposal fees, and any additional features such as energy-efficient glass or custom sizing.

For common window installation and replacement jobs in Thornhill, Ontario, expect the following:

  • Standard vinyl window replacement cost: $300 to $800 per window, including installation
  • Energy-efficient or triple-pane window installation: $600 to $1,200 per window
  • Installing or replacing window frames: $600 to $1,200 per window
  • Installing or replacing skylights or light domes: $1,000 to $4,000+
  • Installing or replacing insect screens: $50 to $150 per window
  • Repairing dormers or skylights: $300 to $1,200
  • Minor window repairs (resealing, hardware fixes): Often $150 to $500
  • Weatherproofing windows and doors: $5 to $10 per window; $200 to $600 for all windows and doors

Find window contractors in Thornhill, Ontario on HomeStars

Whether you need a simple repair or full window replacements, connecting with window contractors in Thornhill, Ontario is straightforward. HomeStars makes it easy to find the right fit for your project.

How to hire Thornhill, Ontario window installation contractors on HomeStars:

  1. Start by posting your project. Clearly outline the type of window installation or repair you’re planning, and add pictures to help window contractors in Thornhill, Ontario understand the job.

  2. Compare profiles, review work history and read customer feedback for window installation and window replacement contractors in Thornhill, Ontario.

  3. Connect with multiple window contractors in Thornhill, Ontario to discuss your project, request quotes and ask any questions.

  4. Hire the right pro to get the job done and leave a review based on your experience. Our review system helps highlight those who deliver great results and flags issues when work doesn’t meet expectations.

Thanks to HomeStars, you find and compare local window contractors in Thornhill, Ontario easily. All window installers in Thornhill, Ontario who join our platform are verified through ID and company checks, so you can hire with confidence.

What to ask a window contractor in Thornhill, Ontario before hiring?

If you’re wondering how to choose a window contractor in Thornhill, Ontario, these questions can help you find the right match for your project.

Are you licensed and insured?

It’s always a good idea to confirm that window contractors in Thornhill, Ontario have the proper licensing for your area and carry insurance. This protects you in case of accidents or damage during installation or repairs.

What materials and window types do you recommend?

The right window contractor in Thornhill, Ontario will explain the options available, such as vinyl, aluminum, wood, or energy-efficient windows, and advise on what works best for your home and climate.

How do you handle unexpected issues?

Occasionally, Thornhill, Ontario window installers encounter problems like hidden water damage or framing issues. Knowing in advance how they handle additional work or costs can save stress later.

Will you take care of permits if required?

Some window installations, particularly egress windows, large replacements, or projects involving structural changes, may require permits from your municipality. It’s important to ask window contractors in Thornhill, Ontario whether they handle the permit application and approval process or if that responsibility falls to you.

FAQ: Common questions about window contractors in Thornhill, Ontario

Do Thornhill, Ontario window contractors offer warranties or guarantees?

Many window installers in Thornhill, Ontario provide warranties on both materials and installation. Clarifying coverage protects you if problems arise after the project is complete.

Do Thornhill, Ontario window contractors provide custom solutions for unique window sizes or shapes?

Many window installers in Thornhill, Ontario can create or source custom windows for bay, bow, arched, or non-standard openings to ensure a proper fit and finish.

Can Thornhill, Ontario window contractors handle both residential and commercial projects?

Some window installation and replacement contractors in Thornhill, Ontario specialize in residential homes, while others also work on commercial buildings. Make sure your preferred Thornhill, Ontario window contractor has experience with the type of property you need serviced.

Can window contractors in Thornhill, Ontario replace or upgrade windows while I’m living in the home?

Some window contractors in Thornhill, Ontario can work efficiently without major disruption, while others may require rooms to be cleared or temporarily vacated. Clarify this before hiring.

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