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General contractors in Thornhill, Ontario

Looking for a general contractor in Thornhill, Ontario? Post your project on HomeStars and get matched with Thornhill, Ontario building contractors in your area. Browse profiles, read genuine customer reviews, and discuss your project details with interested pros. All before you make your final choice.

Some of our top rated general contractors in Thornhill, Ontario

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  • Logan Copping

    Rating: 5 out of 5
    General contractor in Thornhill, Ontario

    Hello, I am a relatively new local company specializing in garage cleanups junk removal and landscape services. I’m looking to take on more work. I provide quality services at competitive prices.

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  • Odd Jobs

    No reviews yet

    General contractor in Thornhill, Ontario

    I am concise, straightforward and communicative, have attention to detail and a fast worker whenever it’s necessary.

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  • Sophie Nguyen

    New on HomeStars

    General contractor in Thornhill, Ontario

    Reliable construction company specializing in residential renovations, remodeling, and custom building projects. Committed to quality workmanship, clear communication, and completing projects on time and within budget.

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  • Cleancraft Maintainence

    No reviews yet

    General contractor in Thornhill, Ontario

    We provide reliable and professional renovation services specializing in bathroom upgrades, tile installation, and repairs. Our focus is on quality workmanship, attention to detail, and customer satisfaction. We ensure every project is completed safely, on time, and within budget.

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  • No Dust Cleaners

    No reviews yet

    General contractor in Thornhill, Ontario

    I have been to cleaning business more than a year now and served 500+ clients since then. I love to help you with handywork, cleaning, drywall with affordable prices.

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  • Vm flooring

    No reviews yet

    General contractor in Thornhill, Ontario

    I graduate from Ubs, Local 27 carpentry and I was working for two years for Flooring company now my service will be an installation on the floor, carpentry, painting, and siding

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  • CLEAR-HANDS.CA

    No reviews yet

    General contractor in Thornhill, Ontario

    ALL SITE SERVICES

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  • Prime Painting Toronto

    No reviews yet

    General contractor in Thornhill, Ontario

    Residential Painting Commercial Painting High-quality results, guaranteed Years of experience Free on-site estimates Toronto & GTA

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  • jose cleaner

    No reviews yet

    General contractor in Thornhill, Ontario

    i am very hard worker i am quick and effetiont starting a new bussness i care about my custumers i treat everone the same way i would want to be treated

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  • BKT Masonry

    No reviews yet

    General contractor in Thornhill, Ontario

    10 Years of experience Just a young guy trying to make it!

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  • Solda Pools

    Rating: 5 out of 5
    General contractor in Thornhill, Ontario
    • Best of Awards 2025

    Solda Pools is an award winning, industry leading, turnkey custom pool builder serving the GTA area. They are family owned and operated since 1984. They provide a full turnkey package with their own in-house staff from design, through construction and finally to fully servicing the pool. Our Services Include: * Inground Swimming Pools, Inground Spas & Hot Tubs * Full Inground Swimming Pool Service * Custom Designed Inground Pools * Stone Coping and Pattern Borders * Pattern Concrete, Flagstone or Interlock Decking * Water Falls * Stone Walkways * Inground Fiberglass Spa and Custom Concrete Spas * Wrought Iron or Cedar Fencing * Cedar Cabanas * Gazebos, Pergolas and Arbors Areas Serviced: Aurora, Barrie, Brampton, Brooklin, Burlington, Caledon, Collingwood, Etobicoke, Georgetown, Guelph, Hamilton, King City, Kitchener, Markham, Milton, Mississauga, Muskoka, Newmarket, North York, Oakville, Oshawa, Pickering, Richmond Hill, Scarborough, Thornhill, Toronto, Vaughan, Waterloo, Woodbridge

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    Latest review:
    Good crews, good service, and responsive to feedback. Have been a 10+ years client. Recommended Pool and Spa provider.

  • Bruno do Monte

    New on HomeStars

    General contractor in Thornhill, Ontario

    Need a Mason or Concrete Specialist based in York, Ontario or nearby? Bruno do Monte can help you. We pride ourselves on the quality work that we deliver to each and every client. Contact us to and get a quote.

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  • Eitec Builds

    No reviews yet

    General contractor in Thornhill, Ontario

    Hello. Im a general carpenter. I work alone with a small team of trusted individuals whi have been work together with me for years. We can help you with any type of projects. This includes. Full demos Gut and Builds Landscaping Fences and deck. Concrete Foundations Framing. Design/builds

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  • CDLandscape

    No reviews yet

    General contractor in Thornhill, Ontario

    I take pride in providing reliable, personalized landscaping services designed to keep your outdoor spaces looking their best. Whether it’s lawn care, garden maintenance, or small landscaping projects, I focus on quality, attention to detail, and customer satisfaction. Since I work independently, you’ll always know exactly who is caring for your yard.

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  • Modern Touch GTA

    No reviews yet

    General contractor in Thornhill, Ontario

    Modern Touch GTA is a trusted home renovation and finishing company proudly serving the Greater Toronto Area. We specialize in transforming houses into beautiful, comfortable, and modern homes with quality workmanship and attention to detail. Our services include framing, drywall installation, drywall taping, stucco and level-5 finishing, painting, flooring, and tile work. From small upgrades to full home renovations, we handle every project with care, precision, and professionalism. At Modern Touch GTA, we understand that your home is one of your biggest investments. That’s why we focus on clean work, clear communication, realistic timelines, and results that meet modern standards. We work closely with homeowners to ensure their vision is brought to life while staying on budget and on schedule. With experienced trades, reliable service, and a commitment to quality finishes, Modern Touch GTA is your one-stop solution for home improvement and renovation projects.

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  • Brook construction

    No reviews yet

    General contractor in Thornhill, Ontario

    Brook construction has been recognized for its commitment to excellence for decades. Our work has earned industry awards and, more importantly, the trust of homeowners across the GTA

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4.9

Top rated general contractors

Our general contractors in Thornhill, Ontario, are rated 4.9 out of 5 based on 862 reviews from homeowners like you.

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What types of services are offered by local general contractors in Thornhill, Ontario?

Whether it's a home renovation or a commercial project, a local general contractor in Thornhill, Ontario can help streamline the process. They’ll handle everything from project planning to construction, making sure the work is done right, on time, and within budget.

Popular general contractor services include:

  • Installing or replacing a roof
  • Repairing or maintaining a roof or gutter
  • Installing or renovating bathroom
  • Paving installation

Wondering how to find a general contractor in Thornhill, Ontario? Make your search easier with HomeStars. Just post your job, provide a few details, and choose from available general contractors in Thornhill, Ontario. It’s quick, simple, and hassle-free.

What is the average cost of hiring a general contractor in Thornhill, Ontario?

On average, general contractors in Thornhill, Ontario typically charge an average hourly rate of $50 to $150. In some cases, they might charge per project, such as for smaller renovations or larger construction jobs, with costs ranging from $5,000 to $200,000 or more. Thornhill, Ontario general contractors may also charge 10% to 20% of the total project cost, depending on the scope of work.

For common general contractor jobs, expect to pay:

Find a general contractor in Thornhill, Ontario on HomeStars

Finding the right general contractor in Thornhill, Ontario is all about matching your project needs with the right experience and budget. HomeStars makes it easy to connect with Thornhill, Ontario building contractors who have a proven track record, with customers leaving reviews and ratings based on their past work.

How to hire Thornhill, Ontario general contractors on HomeStars:

  1. Start by posting your project. Add details about the work and include pictures for accurate quotes.

  2. Read through and compare profiles of general contractors based in Thornhill, Ontario.

  3. Connect with a general contractor in Thornhill, Ontario to discuss your project, request a quote and ask any questions.

  4. Hire the right pro to get the job done and leave a review based on your experience.

Whether it’s a small renovation or a major construction project, HomeStars lets you easily review and select general contractors in Thornhill, Ontario with confidence. All building contractors in Thornhill, Ontario who register on our platform are verified through ID checks, so you can hire the right pro with peace of mind.

What to ask a Thornhill, Ontario general contractor before hiring?

Before you hire, you might want to ask general contractors in Thornhill, Ontario the following questions to get a better understanding if they’ll be a good fit for your project.

What types of projects do you usually handle?

A general contractor in Thornhill, Ontario should be able to outline the types of projects they specialize in, such as home renovations, new builds, or commercial construction. Local experience as a contractor in Thornhill, Ontario is important for understanding regional building codes and construction practices.

Do you handle permits, inspections, and subcontractor coordination?

The right Thornhill, Ontario general contractor will manage permits, inspections, and coordinate subcontractors, ensuring your project meets legal and safety requirements without unnecessary delays.

Do you carry general liability insurance and WCB coverage?

All general contractors in Thornhill, Ontario should carry general liability insurance and be registered with the provincial Workers’ Compensation Board to protect both you and their team in case of accidents or property damage.

How do you handle disputes or issues during construction?

A general contractor in Thornhill, Ontario should have a clear process for managing disputes, unexpected delays, or mistakes. They should be able to explain how they communicate issues, propose solutions, and involve you in decision-making when adjustments are needed.

Who will manage the project on-site, and how will communication work?

Clarify who oversees daily operations and how you’ll stay updated throughout the project. The Thornhill, Ontario building contractor should assign a dedicated foreperson or project manager to coordinate all aspects of the work, including supervising subcontractors and scheduling inspections.

FAQ: Common questions about general contractors in Thornhill, Ontario

How long does a typical renovation or construction project in Thornhill, Ontario take?

Project timelines depend on size and complexity. A Thornhill, Ontario general contractor will provide a realistic schedule with start and completion dates and will update you on milestones throughout the project.

When should I hire a general contractor?

Hiring a Thornhill, Ontario general contractor early in the planning phase is ideal, especially for large renovations or construction projects. They can help with budgeting, timelines, permits, and coordination from the start.

Do general contractors in Thornhill, Ontario handle cleanup after the project?

Most building contractors in Thornhill, Ontario include cleanup as part of their services, ensuring debris is removed, the site is safe, and your property is left in good condition once work is complete.

Do general contractors offer design advice or planning support?

Some general contractors in Thornhill, Ontario provide design input, helping you optimize space, layout, and materials. While they may not replace an architect, their practical experience can improve efficiency and cost-effectiveness.

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