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  • Window Contractor in Thornhill, Ontario

    I am currently studying Carpentry at Humber College while working on side projects in drywall, painting, and plastering. Over the past year, I have been gaining hands-on experience in residential finishing work alongside my studies. I am self-employed and committed to improving my skills through real job experience. I have my driver’s license and am able to travel for work and supply materials from stores like Home Depot when needed. My Work Approach I value time, quality, and professionalism. I focus on being quick, clean, and precise in every job I take on. My goal is to deliver solid, neat work that meets customer expectations while continuing to grow in the trade.

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  • Window Contractor in Thornhill, Ontario

    With 9+ years of experience, our expert team delivers reliable, on-schedule, and affordable residential and commercial renovations. Loved by clients for our quality, professionalism, and attention to detail, we transform spaces with precision and style.”

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  • Window Contractor in Thornhill, Ontario

    Mobile Welding Services – Certified & Reliable CWB Certified Welder | MIG & Stick Welding | WHMIS | Working at Heights Looking for professional, on-site welding services? Look no further! I offer mobile welding with a fully equipped setup ready to tackle a wide range of jobs—big or small. Whether it’s repairs, fabrication, or custom work, I bring high-quality service directly to your location. Services Offered: • Mobile welding (residential, commercial, industrial) • MIG and Stick welding • Structural and fabrication work • On-site repairs • Emergency welding services Certifications: • CWB Certified • MIG & Stick Welding • WHMIS Trained • Working at Heights Certified

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  • Window Contractor in Thornhill, Ontario

    Green Roofing Solutions is a reliable and professional roofing company. We offer high-quality roofing and eavestrough services at affordable prices in Toronto and the GTA. We have built our reputation on quality work and excellent customer service. At the heart of our business is commitment, experience and responsibility. Our team has over 15 years of professional experience in roofing, eavestrough, and skylight services. We have built over 1500 roofs in Toronto and the GTA. We have built roofs for hundreds of homeowners in Ontario as well as for significant commercial properties such as Canada's Wonderland, Mississauga Fire Station, and commercial centers. We value and maintain our reputation as a trustworthy roofing company. Certification and Liability. Our team holds all the necessary certifications required to work in the roofing industry, including Health and Safety Awareness Certification, Working at Heights Certification, and WHMIS Certification. Our workers are covered by WSIB. Warranty. We offer a full labor warranty on all of our work. We also guarantee that the installation will be done in compliance with all procedures and technologies prescribed by the manufacturer. Quality materials. We only work with well-known well-established brands such as BP Canada, CertainTeed, and GAF.

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  • Window Contractor in Thornhill, Ontario

    I have been working in renovations/constructions for 3 years. I have been a part of a big team completely several big projects. I have completed and been around most of the work. I can do stuff like small patch up, new closets, framing, etc. I have also done entire bathrooms

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

    At Optima Windows and Doors, we pride ourselves in setting industry high standards with experience, dependability, consistency, and quality workmanship. Our team is comprised of certified, skillful window professionals with an upwards of 20 years experience. No job is too big or too small. We treat every project equally providing professional and reliable service throughout the GTA.

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  • Window Contractor in Thornhill, Ontario

    About Us I am an experienced cabinet maker, finish carpenter, and professional painter and upholstery with years of hands-on experience working on residential renovation projects. I specialize in the installation and adjustment of kitchen cabinets, custom wardrobes, closets, and interior woodwork, always focusing on accuracy, durability, and clean finishing. In addition to carpentry and cabinetry, I have extensive experience in interior and exterior painting. My painting work includes proper surface preparation, drywall repair, sanding, priming, and applying high-quality paint for smooth and long-lasting results. I follow professional standards to ensure clean lines, even coverage, and a tidy work environment. I take pride in being reliable, punctual, and respectful of clients’ homes. Every project is completed with attention to detail, clear communication, and a strong focus on customer satisfaction. My goal is to deliver quality workmanship that meets homeowners’ expectations and project requirements. Services Kitchen cabinet installation and adjustments Custom cabinetry and finish carpentry Wardrobes and closet systems Interior woodwork and decorative details Interior and exterior painting Drywall repair and surface preparation

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  • Window Contractor in Thornhill, Ontario

    With 20 years of experience in the construction industry, I am a dedicated general contractor committed to delivering high quality craftsmanship and meticulous attention to detail. As the owner of Trifix Restoration for the past 12 years, I have built a strong reputation for excellence, reliability, and precision in every project. Whether it's residential or commercial construction, I take great pride in ensuring that every job is completed with the highest standards of quality and professionalism. My team and I focus on creating durable, aesthetically pleasing results while maintaining a clean and organized work environment. If you're looking for a contractor who values integrity, efficiency, and superior workmanship, I am ready to bring your vision to life.

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  • Window Contractor in Thornhill, Ontario

    With experience in residential and commercial construction, I specialize in painting, interior finishing, and renovation projects across Toronto and the GTA. I have managed large commercial projects and led teams of up to 6 professionals. I believe in quality workmanship, attention to detail, honest communication, and meeting deadlines. I treat every property with respect and take pride in delivering reliable results that exceed my clients’ expectations.

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  • Window Contractor in Thornhill, Ontario

    Windows Online is a private company incorporated in Toronto Ontario Canada, specializing in importing, installing and maintaining premium European windows and doors in the Greater Toronto Area (GTA) with more than 12 years of experience in both European and Canadian window and door industry. Our mission is to provide our customers with the highest quality windows and doors at unbeatable prices, enhancing both the comfort and aesthetic appeal of their property.

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  • Window Contractor in Thornhill, Ontario

    I provide reliable and professional home services with hands-on experience in painting, finish carpentry, furniture assembly, mounting, and moving assistance. I can help with interior painting, touch-ups, baseboards, trim, shelving, furniture installation and assembly, wall mounting, and general home improvement projects. I serve Toronto, North York, and surrounding areas, and I can travel depending on the size and location of the job. I focus on clean, accurate, and detailed work. I arrive prepared, respect your home and belongings, keep the work area organized, and make sure every job is completed properly and efficiently. Whether you need a room painted, furniture assembled, carpentry work completed, shelves installed, or help moving furniture and heavy items, I’m ready to help. My goal is to provide dependable service, quality workmanship, fair pricing, and results you’ll be happy with.

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  • Window Contractor in Thornhill, Ontario

    Canadian Quality Windows and Doors is a leading service provider in GTA and environs for Window and Door replacement. We provide very competitive prices for the quality and service level you will get. We will be transparent, keep you informed, and make sure you get the right product and a worry-free installation.

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  • Window Contractor in Thornhill, Ontario

    At Urban Property Solutions, we take pride in providing reliable, high-quality handyman and property improvement services throughout the Greater Toronto Area. Whether it’s a small repair or a larger home improvement project, we treat every job with professionalism, attention to detail, and respect for your home. Our services include drywall installation and repairs, interior painting, flooring installation, TV mounting, furniture assembly, general handyman services, and much more. We believe in honest communication, fair pricing, and workmanship you can count on. Customer satisfaction is our top priority. We show up on time, keep our work area clean, and make sure the job is done right the first time. No matter the size of your project, we’re committed to delivering results you’ll be proud of. Contact Urban Property Solutions today for dependable service and quality workmanship you can trust.

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  • Window Contractor in Thornhill, Ontario

    🎨 Professional Painting Services Need a quick and clean paint job? I offer fast, affordable, and high-quality painting services for: ✔ Move-in / Move-out ✔ Walls & Ceilings ✔ Plastering & Sanding ✨ Always clean, neat, and on time 💲 Free estimates

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  • Window Contractor in Thornhill, Ontario

    we specialize in turning your house into a home. Whether you need a TV professionally mounted, shelves installed, kitchen units assembled, or your interior refreshed with a clean paint job — we’ve got you covered. With a focus on precision, cleanliness, and customer satisfaction, we handle every project with care and expertise. From wall-mounting and furniture installation to complete kitchen setups and interior painting, our team ensures high-quality finishes at fair prices. Serving residential

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  • Window Contractor in Thornhill, Ontario

    🔨 V&W Floors and Stairs — Excellence in Every Step With over 15 years of experience, V&W Floors and Stairs has become a trusted name in premium hardwood flooring and stair installation across the GTA. Our team of highly skilled, fully trained technicians brings professionalism, responsibility, and a passion for precision to every project. We stay updated on the latest techniques to ensure that every installation is efficient, flawless, and built to last. From initial consultation to final touches, your satisfaction is always our top priority. Whether it’s a modern home or a high-end commercial space, we deliver: • ✅ Expert craftsmanship with refined attention to detail • ✅ Custom solutions tailored to your needs and style • ✅ On-time, clean, and hassle-free execution • ✅ Exceptional quality in both function and finish We know that every space has its own personality — that’s why we listen, advise, and adapt to meet even the most demanding expectations. ⸻ Choosing V&W means choosing: ✔️ Precision Construction ✔️ Elegant Finishes ✔️ Trusted Expertise ✔️ Long-Term Value Let us transform your space with flooring that’s not just beautiful — but built to stand the test of time.

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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 549 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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