Some of our top rated window contractors in Thornhill, Ontario

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  • INGUZ INC.

    New on HomeStars

    Window Contractor in Thornhill, Ontario

    We are a company with more than 10 years of experience in construction, maintenance, and general renovation.We have responsible staff trained in their different areas. We are insurances bonded

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  • The Home Upgraders

    Rating: 5 out of 5
    Window Contractor in Thornhill, Ontario
    • Best of Newly Listed 2025

    Welcome to The Homeupgraders When you care about something, it always comes out better. At The Homeupgraders, we care about the client experience, the work quality and the outcome. We believe in relationships and not mere transactions. Call us today to discuss what is possible.

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    Latest review:
    Drywall-
    We were initially interested a drywall installation after water damage in our powder room. Dwayne’s approachable attitude and professionalism put us at ease and we trusted him will a full renovation of the powder room. He demonstrated outstanding service, technical expertise, and attention to detail. Dwayne understood our requirements and delivered and exceeded our expectations. The project was completed within budget, with clear communication throughout each phase. It’s rare to find a contractor that combines quality, reliability, and customer service. We look forward to working with Dwayne and the Home Upgraders again and highly recommend them.
  • AKstar service

    Rating: 5 out of 5
    Window Contractor in Thornhill, Ontario

    ✔ Restoration and deficiency specialist ✔ General Repairs (Drywall, Painting, Caulking, Tiling) ✔ Carpentry & Furniture Assembly ✔ Plumbing & Electrical Basics ✔ Fixture & Appliance Installation, repairing ✔ Property Inspections & Preventative Maintenance

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    Latest review:
    Install or repair bathroom fixtures-
    Fired our original plumber after the rough-in because he made a lot of mistakes. Alexandre came in and fixed everything. -Professional -Friendly -Knowledgeable & Willing to share information -Efficient -Pride & Ownership of his work
  • Frontline Concrete

    Rating: 5 out of 5
    Window Contractor in Thornhill, Ontario

    Quality work for a fair price. Your Satisfaction is our business. Specialize in concrete restoration and repair. Call an expert that understands the task at hand. Trust in the process.

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    Latest review:
    Install or renovate stairs-
    Anwar from Frontline was quick to answer any of my questions regarding the demo and installation of my new front porch steps . The overall experience was excellent, highly recommended!
  • Shepherd Brothers Renovations

    Rating: 5 out of 5
    Window Contractor in Thornhill, Ontario

    At Shepherd Renovations We pride ourselves on client engagement during planning and execution of the renovation project. No one likes surprises when it involves their personal property or finances. Original pricing and changes are handled in a timely and cost efficient manner. We do it all. All interior and exterior work is guaranteed. Fully insured for the home owner's protection.

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    Latest review:
    Shepherd Brothers re-did my condo kitchen that hadnt been renovated since the 70s and did some other repairs and painting. Their work was excellent and I love my new Kitchen! And they were so delightful to work with - reliable, on time, on budget, neat, and ready to solve any problems that arose. They were also pleasant and professional. Ive never had such a positive experience with contractors before. I would highly recommend them!
  • RENO CITY INC

    New on HomeStars

    Window Contractor in Thornhill, Ontario

    Welcome to Masters Concrete – Strong Foundations, Solid Results At Masters Concrete, we’re a trusted general contractor with over 10 years of experience specializing in concrete and structural work for both residential and commercial projects across the GTA. We focus on footings, concrete walls, slabs, foundations, underpinning, extensions, additions, separate entrances, and garden suites. Whether you're building new, renovating, or upgrading, we bring expert knowledge and quality workmanship to every job. What We Offer: • Concrete Footings, Walls & Slabs • Foundation & Underpinning Work • Home Additions & Extensions • Basement Lowering & Separate Entrances • Garden Suites & Secondary Units • Residential & Commercial Projects We own and operate our own equipment and work with a team of skilled trades and laborers to ensure efficient, professional results—on time and on budget. Why Choose Us? • 10+ years of hands-on experience • Fully licensed and insured • Reliable, honest, and detail-focused • Clean, safe, and professional job sites • Clear communication from start to finish If you need a dependable contractor who specializes in strong structures and clean finishes, look no further than Masters Concrete.

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  • Royal A&P

    New on HomeStars

    Window Contractor in Thornhill, Ontario

    We are experienced team specialists in painting, carpentry, flooring, repair and restoration all your beloved goods. We can also assist you with your furniture assembly and fixtures installation. Leave your project to us and just relax. We can guarantee your satisfaction.

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  • No name

    New on HomeStars

    Window Contractor in Thornhill, Ontario

    I’m a cabinet maker and instaler and have licensed electrition

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  • The Door Master Inc.

    Rating: 4.9 out of 5
    Window Contractor in Thornhill, Ontario
    • Best of the Best 2025
    • Best of Awards 2025

    The Door Master is a garage repair and installation service serving Toronto and the GTA for over 10 years. Many members of our team are homeowners and understand the importance of up-keeping your home. Our technicians are certified experts, reliable professionals, and provide quality service. We are your "one-stop-shop" for garage door needs. Send us a quote request through HomeStars and you will be contacted by a technician. Clients have the option of receiving a quote over the phone or have a technician stop by for a service call for $29.

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    Latest review:
    Install or replace garage door-
    The technician fixed the issue promptly and explained the cause of the issue to us. Cost of the repair was also very reasonable. Overall great experience. Would hire again.
  • Dinos Renos

    Rating: 5 out of 5
    Window Contractor in Thornhill, Ontario
    • Best of Awards 2025

    windows, doors, glass, flashing, caulking/silicone, small drywall repair, furniture assembly

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    Latest review:
    Repair windows-
    Great to work with. Got the job done efficiently and was very responsive.
  • Art Style Construction

    No reviews yet

    Window Contractor in Thornhill, Ontario

    Art Style Construction is a Thornhill, Ontario based General contractor, Window Contractor, Kitchen Renovation Company, Electrician, Handyman, Carpenter, Plumber, Tiler, Bathroom Renovation Company, Interior designer, Concrete Specialist, Condominium/Apartment Specialist, Interior decorator, HVAC contractor & Architect 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, repair toilet or toilet flush, interior design, install or repair bathroom fixtures, repair shower or bath, bathtub or kitchen resurface or reface, install or repair bath exhaust fan & install, repair or replace caulking, message us so we can assist you and arrange a quote.

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  • 16228721 Canada Inc

    No reviews yet

    Window Contractor in Thornhill, Ontario

    We are a dedicated team of professionals specializing in steel structure construction, installation, and welding. Based in Ontario, our company combines expertise, precision, and innovation to deliver reliable and durable steel solutions for businesses, industries, and residential projects. With years of experience in the industry, our founder, Soroush Osouli, is passionate about providing high-quality, cost-effective, and customized steel structures to meet the unique needs of each client. Our team's focus on safety, efficiency, and customer satisfaction ensures that every project is completed to the highest standards. At ARCMIX, we pride ourselves on our commitment to excellence, delivering innovative solutions that not only meet but exceed client expectations. Whether it's for commercial, industrial, or residential projects, we provide comprehensive services from initial design consultation to final installation.

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  • Caspian Development Group Corp

    Rating: 5 out of 5
    Window Contractor in Thornhill, Ontario
    • Best of the Best 2025
    • Best of Awards 2025

    Check Our Instagram @caspiandevelopmentgroupcorp For more than 20 years, Caspian Development Group Corp has turned visions into dreams. Our professionals work closely with clients to capture details and facilitate with design, construction and maintenance of homes and commercial spaces. Check our instagram portfolio @caspiandevelopmentgroupcorp for daily videos and content!! Don’t miss out on our Spring promotions!

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    Latest review:
    Install fence-
    Payam and team were absolutely fantastic! Reached out to them for a 25 linear foot fence with 2 gates. They also replaced and re-fitted a downspout which was in the way of where we wanted the fence. The Job was done on schedule and no surprises on costs. Highly recommend and will definitely hire again for other projects.
  • Maison

    No reviews yet

    Window Contractor in Thornhill, Ontario

    Professional Handyman & Transportation Services I am a skilled professional handyman with expertise in various trades. My main specialization is mechanics, but I also have: 3 years of experience as a repair technician and installer at Samsung Air Conditioning Knowledge and skills in plumbing 2 years of experience in carpentry and cabinet work Additionally, I offer reliable transportation services with my 2022 Chevrolet Silverado 1500, capable of loading and unloading: Furniture & home appliances Construction materials (concrete, soil, sand, fertilizer, etc.) I am also fully equipped with a complete set of landscaping tools, a professional snow blower, and a heavy lifter for handling large and bulky items. For quality handyman work and material transportation

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  • Above All Awnings

    Rating: 5 out of 5
    Window Contractor in Thornhill, Ontario
    • Best of the Best 2025
    • Best of Awards 2025

    Above All Awnings is Toronto’s dedicated retractable awning, canopy, and pergola specialist. With decades of expertise, we provide top-quality products from trusted Canadian manufacturers, tailored to suit your style and budget. Unlike some other companies, we focus exclusively on shade solutions, ensuring unmatched knowledge and service. Our mission is to help you enhance your outdoor living spaces with durable, stylish, and customizable options. Contact us today for a FREE custom quote and experience the difference of working with dedicated awning experts.

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    Latest review:
    Install or replace awning-
    Workers were competent and efficient. They replaced the gear that opens and closes the awning.

4.9

Top rated Window Contractors

Our Window Contractors in Thornhill, Ontario, are rated 4.9 out of 5 based on 348 reviews from homeowners like you.

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