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Some of our top rated window contractors in Thornhill, Ontario

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  • Window Contractor in Thornhill, Ontario

    With over 15 years of experience in the construction industry, I specialize in home building, basement, bathroom, and kitchen renovations. My expertise includes tiling, flooring, trim work, drywall repair, and painting, ensuring high-quality craftsmanship in every project. I take pride in delivering durable, functional, and aesthetically pleasing spaces that meet my clients' needs and exceed their expectations. Whether it's a full home renovation or a simple upgrade, I bring skill, efficiency, and attention to detail to every job.

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  • Window Contractor in Thornhill, Ontario

    30 years experience in residential home construction. 15 years residential and light commercial HVAC. Years of experience in moving and cleaning.

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  • Window Contractor in Thornhill, Ontario

    We’re a locally owned renovation company focused on quality work, clear communication, and getting the job done right the first time. From bathroom and kitchen renovations to framing, drywall, flooring, and finishing work, we take pride in clean workmanship and attention to detail. We understand that renovations can be disruptive, so we show up on time, keep the site tidy, and keep you informed every step of the way. Our goal is simple: deliver solid, reliable results that we’d be proud to have in our own homes. If you’re looking for a contractor who’s honest, dependable, and easy to work with, we’d be happy to help bring your project to life.

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  • Window Contractor in Thornhill, Ontario

    Specializing in trim carpentry with an eye for detail that turns good work into great work. From crown moulding and custom casing to baseboards, wainscoting, and built-ins, I bring precision joinery and a refined finish to every space — plus solid framing capabilities for projects that need it from the ground up. Years of hands-on experience have sharpened my eye for clean lines, tight miters, and seamless transitions that most people notice without knowing why a room feels “finished.” Fully insured, detail-obsessed, and committed to craftsmanship that holds up to a close look.

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  • Window Contractor in Thornhill, Ontario

    Our company offers Custom Homes, decks, sheds, basements, renovations, demolitions, porches, and fences. Wood or metal framing, drywall installation, taping, wall and door painting, install tiles. Custom cabinets, kitchens, vanities, closets, etc. painted, solid wood, vinyl, melamine. Provide welding services and metal structures. High quality guaranteed. Individual approach to each client. We invite designers, builders and contractors to cooperate on mutually beneficial terms.

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  • Window Contractor in Thornhill, Ontario

    Looking for a construction company in GTA that can cater to all your needs? We provide services for legal basements, custom washrooms, general repairs, and house renovations. Contact us today

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  • Window Contractor in Thornhill, Ontario

    I’ve been doing general contracting work with over 15 years experience in the field. Many projects completed indoors and outdoors with great success and satisfaction from my clients!! I can travel for work in a 50-60km radius! I’m skilled in many areas, including tiling, painting and custom designs! I’m very meticulous in my work, work clean, organized and very efficient on time to complete projects. Looking forward to make your dreams and design ideas come to life!

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  • Window Contractor in Thornhill, Ontario

    UA TEAM can help you with your 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 request in Etobicoke and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with UA TEAM now to discuss your needs and arrange a quote.

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  • Window Contractor in Thornhill, Ontario

    Need a General contractor, Window Contractor, Kitchen Renovation Company, Basement renovation,Electrician, Handyman, Carpenter, Plumber, Tiler, Bathroom Renovation Company, Interior designer, Concrete Specialist, Condominium/Apartment Specialist, Interior decorator, HVAC contractor & Architect based in Etobicoke or nearby? H M PRIME RENOVATION can help you. We pride ourselves on the quality work that we deliver to each and every client. Contact us to talk about your job and get a quote.

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  • Window Contractor in Thornhill, Ontario

    in all cases, the most important thing is quality

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  • Window Contractor in Thornhill, Ontario

    Newline is a Etobicoke based Plasterer, Handyman, Drywall specialist, Mason & Interior decorator company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with install plaster, repair plaster & drywall, message us so we can assist you and arrange a quote.

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  • Window Contractor in Thornhill, Ontario

    At Fenix Caulking, we specialize in premium exterior and interior caulking solutions for homes and commercial properties across the GTA. We use high-performance MS Polymer and Silicone sealants designed to provide long-lasting protection against water, air leaks, and weather damage. Our team focuses on clean, straight, professional finishes that not only protect your property, but also improve its appearance and energy efficiency. We work on houses, custom homes, plazas, warehouses, and high-rise buildings, offering services such as window caulking, expansion joints, lintel painting, silicone replacement, and full restoration of old or deteriorated sealants. We take pride in delivering reliable workmanship, premium materials, and honest service. Every project includes a detailed inspection, professional preparation, and a strong focus on durability and customer satisfaction. ✔ Free Inspection ✔ Premium Materials ✔ Clean Professional Finish ✔ Residential & Commercial ✔ 10-Year Warranty Available ✔ Serving Toronto & GTA Fenix Caulking — Premium Protection. Professional Finish.

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  • Window Contractor in Thornhill, Ontario

    Ontario Roofing Construction has been proudly serving the community for many years, delivering top-quality roofing and masonry work with unmatched craftsmanship and reliability. Known for our expertise, attention to detail, and commitment to excellence, we’ve built a strong reputation as one of the most trusted names in the industry.

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  • Window Contractor in Thornhill, Ontario

    🔧 About Me – CraftDeck_GTA Hi! I’m Danylo Symoni, a contractor with 5+ years of experience in both interior and exterior work. I specialize in custom decks, pergolas, fences, and interior renovations like drywall, painting, and framing. My crew and I focus on quality craftsmanship, clean finishes, and client satisfaction. 📍 We serve the GTA – Toronto, Mississauga, Vaughan, Brampton, and surrounding areas. 🛠️ My skills include: • Decks (wood & composite) • Pergolas & fences • Drywall, taping & painting • Furniture assembly • Balcony & stair restoration Why choose me? I treat every home like my own. Clean, on time, and done right. 📸 More at: @craftdeck_gta

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  • Window Contractor in Thornhill, Ontario

    Professional Insulation Services in Toronto & GTA We specialize in attic, basement, and wall insulation using high-quality materials like spray foam and fiberglass batts. With years of hands-on experience, we ensure every job is done efficiently, safely, and with attention to detail. Our goal is to improve your home's energy efficiency, comfort, and value. Reliable, clean, and fully insured. We pride ourselves on excellent customer service, quick response times, and competitive pricing. Let us help you stay warm in winter and cool in summer!

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  • Window Contractor in Thornhill, Ontario

    Afrikkam Services is a Oshawa based Painter, HVAC contractor, Plasterer, General contractor, Window Contractor, Security specialist and business services, Flooring Contractor, Electrician, Handyman, Landscaping Company, Carpenter, Paving Contractor, Roofing specialist, Tiler, Upholsterer, Bathroom Renovation Company, Cleaning company, Mirrors & Glass specialist, Appliance repair specialist, Pool company, Drywall specialist, Locksmith, Concrete Specialist, Garage Specialist, Countertops Specialist, Fences & Gates Specialist, Gutters & Eavestroughs Specialist, Home Electronics Specialist, Siding Specialist, Condominium/Apartment Specialist, Plumber, Refrigeration specialist, Cabinet maker, Mason, Excavation Specialist, Metal worker, Kitchen Renovation Company & Stairmaker company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with install or replace airconditioning, 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, repair floor, install or renovate foundation, build pergola, gazebo or garden house, yard maintenance, install or repair electrical sockets and switches, repair household appliance, install or replace thermostats, repair or maintain airconditioning, assemble or disassemble furniture, install or replace household appliances, trim and decorative moldings, build or replace decking, install or renovate swimming pool, clean roof or gutters, mount artwork, tvs or furniture, install or replace garage door, repair door, repair or treat facade, repair or maintain roof or gutter, repair plaster, repair shutters, repair exterior doors, repair wall or floor tiles, sealing / caulking, install or replace window bars and railing, repair or maintain fence, various small jobs, decorative painting, paving, install or replace pool cover, winter services and snow removal, exterior trim, ceiling fan, install or repair bath exhaust fan, opening & closing service for swimming pool, power washing, repair countertops, small staining or painting project, install, repair or replace caulking, install or refurbish mirrors, install or repair acoustic ceiling tiles & accessibility modifications, message us so we can assist you and arrange a quote.

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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 552 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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