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Some of our top rated window contractors in Thornhill, Ontario

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  • Window Contractor in Thornhill, Ontario

    I service and install all residential and commercial doors, frames, glass and hardware.

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  • Window Contractor in Thornhill, Ontario

    Handyman, stylish custom furniture.

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  • Window Contractor in Thornhill, Ontario

    AngelNCrenovations • 25 years of experience • Specializing in full renovations, bathrooms, kitchen, painting, hardwood floors, and tiling 2. Services • Full Home Renovations • Bathroom Renovations • Kitchen Remodeling • Interior/Exterior Painting • Hardwood Flooring • Tiling

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  • Window Contractor in Thornhill, Ontario
    • Best of the Best 2025
    • Best of Awards 2026

    Ontario Garage Door Repair Services has been leading the garage door repair industry in the Ontario region for more than 25 years now. We are a family run business that is licensed, insured and bonded. With us, we bring to the forefront our experience, technical know-how and in-depth knowledge of all matters related to garage doors, garage door openers and garage door parts. We have gained our skills through hard work over two decades and we take pride in ourselves for being able to offer top-class services and products to our customers and clients. We specialize in both commercial garage doors as well as residential garage doors. In the GTA, ( ON) we have built an enviable reputation for ourselves through our competitive services and reasonable pricing. We are well known for the quality of our products and the guarantee and warranty we offer on them. So, if you are looking for garage door experts for your property, get in touch with us and our team will offer you the best garage door installation service in the area. Why Us Ontario Garage Door Repair Services is the best when it comes to garage door installation and garage door repair. Here is why you should choose us: >> Two-plus decades of experience in providing garage door services >> Affordable pricing with top quality spare parts >> Experienced technicians with years of training and work-ex under their belts Round the clock services and special attention to emergencies >> 100% customer satisfaction with top-class garage door installation and repairs Office Address - 5004 Timberlea Blvd, unit 1 , Mississauga, L4W5C5

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  • Window Contractor in Thornhill, Ontario

    I’m Rosemary, a Toronto tradeswoman specializing in interior painting, drywall installation and repair, framing, taping, mudding, sanding, precise caulking, insulation, and soundproofing. I serve the Greater Toronto Area across Toronto, Durham Region, York Region, Peel Region, and Halton Region, east to Oshawa and west to Oakville. I’m fast, tidy, and direct, with step-by-step workmanship that leaves surfaces paint-ready and lines crisp. Trained by an inspector, I finish to the highest standard. It’s the only way I know. I don’t do shortcuts. Deposit is 20–30% for labor. Materials are paid by the homeowner and stay yours. Remaining payments follow visible progress, with final balance on completion. I show up prepared, protect your space, communicate scope and timing clearly, and deliver the result we agreed.

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  • Window Contractor in Thornhill, Ontario

    My name is Anatoliy, the owner and lead handyman at Build Master Canada. With years of hands-on experience in home repairs, renovations, and custom projects, I take pride in delivering reliable, high-quality workmanship for homeowners who want the job done right the first time. At Build Master Canada, I offer a wide range of handyman services, including: 🛠️ General home repairs 🧰 Carpentry and custom builds 🚪 Door and window installation/repair 🧱 Drywall installation and patching 🪛 Furniture assembly 🔧 Plumbing and electrical minor fixes 🧹 Home maintenance and improvements …and much more! I believe in strong communication, fair pricing, and treating every project—big or small—with the same level of care. My goal is to make your home safer, more functional, and more beautiful. If you're looking for a dependable handyman who stands behind their work, I’d be happy to help. Feel free to reach out for a quote or to discuss your next project! Thank you for considering Build Master Canada — where quality and craftsmanship come first.

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  • Window Contractor in Thornhill, Ontario

    General construction

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  • Window Contractor in Thornhill, Ontario

    Bay Design Build is a Toronto-based company specializing in custom Build and full-home renovations. We create stylish, functional living spaces using locally sourced materials and expert craftsmanship. From kitchens and bathrooms to complete home transformations, our team of interior design, architecture, and construction professionals works closely with clients to bring their vision to life. Our Services: General Contracting Bathroom Renovations Kitchen Renovations Basement Renovations Home Addition Condo Renovations

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  • Window Contractor in Thornhill, Ontario

    I believe if it’s not good enough for my house its not good enough for yours. All jobs done with care from start to finish.

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  • Window Contractor in Thornhill, Ontario

    MACAULAY CAULKING IS FULLY QUALIFIED TO PERFORM ANY TYPE OF RESIDENTIAL, COMMERCIAL AND INDUSTRIAL SERVICE WITH HIGH END QUALITY WORK. WE TAKE PRIDE IN OUR WORK! You can trust our team of devoted professionals to provide you with excellent service in a timely fashion. Macaulay caulking can make your home look more aesthetic, in addition to preventing leaks, seepage and pest control, making it more comfortable and energy efficiency. Macaulay caulking is fully insured, qualified, and licensed to perform any type of low-rise and high-rise caulking project. “At Macaulay Caulking, we are dedicated to using products of highest quality that’s not only designed to prevent leaks and seepage but also safe to your health and the environment”.

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  • Window Contractor in Thornhill, Ontario

    Over 10 years experience in full home renovations. Specializing in kitchens bathroom and electrical. Contact us for a free quote!

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  • Window Contractor in Thornhill, Ontario

    Hi My name is Fenil. I am an experienced contractor specialising in drywall, taping, skim coating, painting, plaster repairs, and general renovation. I do clean and professional work. I look forward to helping your project to life.

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  • Window Contractor in Thornhill, Ontario

    RK Elite Property Services Landscaping | Construction | Cleaning | Renovations Experienced Team. Quality Work. Reliable Service. With 15 years of hands-on experience, Rudolf Kasper and his skilled team provide reliable, high-quality services for residential and commercial properties. Our team members bring 20–30 years of experience in their respective trades. We take pride in our workmanship, attention to detail, and customer satisfaction. Our Services 🌿 Yard Maintenance & Landscaping * Leaf cleanup and removal * Regular front-yard and backyard maintenance * Lawn care and outdoor space maintenance * Landscaping and property improvements 🧱 Exterior Stonework & Interlocking * Exterior stone installation * Interlocking stone and paver installation * Walkways, patios, and outdoor stonework 🏠 Foundation Waterproofing * Exterior foundation waterproofing * Foundation protection against water infiltration * Waterproofing around the perimeter of your home 🚿 Bathroom Renovations * Complete bathroom demolition * Custom tile installation * Full bathroom renovations 🏢 Commercial & Office Cleaning * Office cleaning and maintenance * Commercial building cleaning * Hallway and common-area cleaning * Clean, tidy, and professional workplaces ⭐ Why Choose Us? * 15 years of hands-on experience * Experienced team members with 20–30 years of trade experience * Reliable service and quality workmanship * Attention to detail and clean work areas * Clear communication from start to finish * Free quotes for your next project Whether you need regular yard maintenance, commercial cleaning, exterior stonework, foundation waterproofing, or a complete bathroom renovation, our team is ready to help. RK Elite Property Services We improve, protect, and transform your property — inside and out!

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  • Window Contractor in Thornhill, Ontario

    IK Construction Inc. is a trusted General Contractor serving the Greater Toronto Area, delivering high‑quality residential, commercial, and municipal construction services with a strong focus on compliance, craftsmanship, and client satisfaction. With extensive experience across renovations, accessibility upgrades, tenant improvements, and full‑scale project management, we provide reliable, end‑to‑end solutions tailored to each client’s needs. Our team is committed to safety, transparency, and premium workmanship—ensuring every project is completed on time, on budget, and to the highest professional standard. Services We Offer General Contracting & Project Management Full residential and commercial renovations Interior and exterior remodeling Project planning, scheduling, and site supervision Permit coordination and municipal compliance Vinyl, laminate, hardwood, engineered wood Tile installation (floors, walls, backsplashes) Baseboards, trims, and finish carpentry Full remodels and upgrades Curbless / accessible shower systems Custom cabinetry installation Plumbing fixture installation Interior and exterior painting Drywall installation, taping, and repairs Texture removal and refinishing

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  • Window Contractor in Thornhill, Ontario

    ALBAITALIA RENOVATION LTD provides professional home renovation services across Toronto and the GTA. We specialize in basements, bathrooms, kitchens, drywall, flooring, painting, framing, tile work, and general home improvements. We are committed to quality workmanship, honest communication, clean job sites, and reliable service from start to finish.

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  • Window Contractor in Thornhill, Ontario

    I have enough experience in the entire construction branch and I like to be responsible and organized in my work.

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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 550 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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