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  • Window Contractor in Thornhill, Ontario

    I specialize in painting, tiling, carpentry, and general building services. With hands-on experience in both small repairs and larger renovations, I focus on delivering quality workmanship, clean finishes, and reliable service for every project.

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  • Window Contractor in Thornhill, Ontario

    I’ve been in business for over 20 years. I started off in Painting and throughout the years, I picked up some experience in the renovation business. And for the past 10 years, I have been doing minor renovations. Hardwood flooring, carpentry also bathroom and kitchen renos as well as finishing basements

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  • Window Contractor in Thornhill, Ontario

    I’m the founder of Imperial Build Works, a construction company dedicated to delivering high-quality and efficient building solutions. We specialize in creating durable, well-crafted projects with a focus on attention to detail and customer satisfaction. At Imperial Build Works, we pride ourselves on our commitment to excellence, ensuring every project meets the highest standards.

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  • Window Contractor in Thornhill, Ontario
    • Best of Awards 2026

    We are a team of professionals with proven record of delivering cost-effective and efficient home repair, renovation, improvement and construction services. We pride ourselves in saving our customers both money and time by basing every project on: Transparency, Innovation and Commitment to Delivering Results. There is always room to improve. Whether you want to upgrade your space for more storage or looking for energy saving solutions we are here to help. Our renovation services range from bigger projects like full house renovations and project management services to smaller projects like basement finishes or backyard landscaping. We offer services throughout the Greater Toronto Area.

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  • Window Contractor in Thornhill, Ontario

    We take immense pride in building not just structures, but lasting relationships rooted in trust, quality, and excellence. With years of hands-on experience in residential, commercial, and industrial construction, our mission is to bring your vision to life with unparalleled craftsmanship and attention to detail. Our team of skilled professionals is dedicated to delivering projects on time, within budget, and beyond expectations. Whether you're planning a custom home, a commercial space, or a large-scale infrastructure project, we approach every task with a commitment to safety, sustainability, and innovation. We believe that every project tells a story—and we’re here to help you craft yours. Let’s build something remarkable together. Contact us today to learn how we can make your construction dreams a reality!

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  • Window Contractor in Thornhill, Ontario

    The Contractor with 5 years of experience will take care of your renovation projects and task from start to finish. Quality workmanship ano competitive pricing. We accept renovations for bathrooms, basements as well as other home improvement projects. Services include : -Furniture assembly -Moving -Tv mounting -Bathroom Renovations -Shower renovation -Basement finishing - Plumbing services -Electrical -Pot Lights -Tiling -Framing -Insulation -Drywall, -Taping -Trims & Baseboards -Primer & Painting -Kitchen Backsplash -Vanity, Sink installation -Bathroom Fan installation -Toilet installation -Decks and stairs

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  • Window Contractor in Thornhill, Ontario

    Volodymyr Pastushok is a Etobicoke based Insulation company, General contractor, Window Contractor, Security specialist and business services, Handyman, Carpenter, Upholsterer, Bathroom Renovation Company, Mirrors & Glass specialist, Locksmith, Concrete Specialist, Home Electronics Specialist, Plasterer, Drywall specialist, Metal worker, Cabinet maker, Roofing specialist, HVAC contractor, Mason & Stairmaker company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with acoustic insulation, install or replace window frames, repair windows, install or replace interior doors, install or replace exterior or reinforced doors, install or replace shutters, install or replace rolling shutters, install or replace insect screen, install or replace glass window, install or replace skylight or light dome, install or replace sliding doors, install or repair stained glass, repair door, repair dormer or skylight, repair shutters, repair exterior doors, sealing / caulking, install or replace window bars and railing, apply window tinting & install, repair or replace caulking, message us so we can assist you and arrange a quote.

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  • Window Contractor in Thornhill, Ontario

    Planning a bathroom, kitchen, basement, or full-home renovation? Home Doctor Renovations is a fully insured renovation company proudly serving homeowners across Toronto and the GTA. We believe renovation should be straightforward — clear communication, transparent pricing, quality workmanship, and no cutting corners. From the first consultation to the final walkthrough, we work closely with you to understand your goals, budget, and vision. Our team focuses on getting the details right and delivering work built to last. Whether you're updating one room or transforming your entire home, we’re here to make the renovation process easier and more predictable. Quality work. Honest communication. Real results. Contact us today to discuss your renovation project. We available on Facebook and Instagram, feel free to check out our works.

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  • Window Contractor in Thornhill, Ontario

    I have been working in the construction industry for over 5 years. We are currently working in the greater Toronto area, specializing in renovations, carpentry, drywall, concrete, and demolition/ haulage.

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  • Window Contractor in Thornhill, Ontario

    We are a professional painting and home repair company dedicated to delivering high-quality workmanship and excellent customer service. Our services include interior and exterior painting, drywall repair, taping service, and other minor home improvements. With attention to detail and a commitment to customer satisfaction, we ensure every project is completed on time, on budget, and to the highest standards.

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  • With over a decade of hands-on experience, Reliance Restoration provides reliable, high-quality solutions for residential and commercial projects. Our skilled team specializes in concrete work, painting, decking, demolition, renovations, restoration, waterproofing with epoxy coating, sealant repairs, brick and block masonry, and general handyman services. We also offer moving assistance, junk removal, home repairs, and custom solutions for every type of project. Fully equipped with professional tools and a commitment to excellence, we ensure every job is completed safely, efficiently, and to the highest standards. Whether it’s a small repair, a major renovation, or a full-service move, Reliance Restoration and Movers is your trusted partner for quality, reliability, and results.

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  • Window Contractor in Thornhill, Ontario

    ELJ Contracting delivers high-quality craftsmanship, reliable project management, and tailored solutions for your residential and commercial needs. From concept to completion, we pride ourselves on clear communication, attention to detail, and building spaces that last.

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  • Window Contractor in Thornhill, Ontario

    I’ve been in the window industry for the past 3 years, did work regal windows, ready to travel anywhere for to come and get the job done specialize in windows and door installation, painting, flooring, and specializing mud taping and drywall fence repairing site cleaning demolition

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  • Window Contractor in Thornhill, Ontario

    Good day everyone, My name is Keon, and I’ve been in the general labourer business for over 5 years. I’ve worked as a painter, general labourer including tiles, drywall, some plumbing as well. Bathroom renovation and construction is part of the portfolio. You can be assured of highly skilled and quality jobs as well as reasonably priced. ISA International, Second GenerationsInc, Aero Plastics are companies I’ve also worked along with. Please feel free to contact me anytime. Thanks

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  • Window Contractor in Thornhill, Ontario

    A4 renovations is a team of skilled and dedicated professionals with years of experience. We specialize in general contracting, flooring, painting, decks, fences, handyman work, and much more. We service the Greater Toronto and surrounding areas. If you want honest work done right the first time then feel free to contact us.

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  • Window Contractor in Thornhill, Ontario

    A full-service construction firm specializing in residential, commercial, and light industrial projects. We provide end-to-end project delivery, including planning, budgeting, procurement, site supervision, and quality control.

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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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