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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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  • General contractor in Thornhill, Ontario

    Fully insured and service company

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  • General contractor in Thornhill, Ontario

    “Nex Gen Canada specializes in general contracting, smart home automation, CCTV, alarm systems, and high-speed internet solutions.”

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  • General contractor in Thornhill, Ontario

    we offer a wide range of professional services to meet your home improvement and maintenance needs. **Residential Electric Work**: We provide safe and efficient electrical services, including wiring, panel upgrades, lighting installation, troubleshooting, and smart home device integration. **Renovation Work**: Whether it’s a kitchen remodel, home extension, or basement conversion, we handle all aspects of home renovation, from design to completion, ensuring high-quality craftsmanship and attention to detail. **Handyman Work**: Our handyman services cover various household tasks like repairs, furniture assembly, and exterior maintenance. We help you with minor improvements and maintenance to keep your home in top shape. **HVAC Work**: We install, maintain, and repair HVAC systems to ensure your home stays comfortable throughout the year. Our services also include air quality solutions, helping you breathe clean, healthy air. **Ducting Work**: Our ducting services improve airflow and HVAC efficiency. We provide duct installation, cleaning, sealing, and insulation to optimize your system’s performance and reduce energy costs. We are committed to delivering high-quality ,reliable services you need.

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  • General contractor in Thornhill, Ontario

    Volodymyr Pastushok is a Etobicoke based Insulation company, General contractor, Window Contractor, Security specialist and business services, Handyman, Carpenter, Upholsterer, Bathroom Renovation Company, Mirrors & Glass specialist, Locksmith, Concrete Specialist, Home Electronics Specialist, Plasterer, Drywall specialist, Metal worker, Cabinet maker, Roofing specialist, HVAC contractor, Mason & Stairmaker company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with 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, message us so we can assist you and arrange a quote.

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  • General contractor in Thornhill, Ontario

    At LK Renovation, we specialize in turning your renovation dreams into reality — with transparent pricing, skilled craftsmanship, and dependable service. Whether you're upgrading a single room or renovating your entire home, we deliver high-quality results on time and on budget. ✅ Painting ✅ Flooring Installation ✅ Doors & Windows ✅ Basement Leak Repair & Finishing ✅ Full Home Renovations ✅ Bathroom Renovations ✅ Kitchen Upgrades 💡 We’re known for: ✔ Clear communication ✔ Fair, upfront pricing ✔ Reliable scheduling ✔ Attention to detail – from start to finish With years of experience across Toronto and the GTA, we work closely with homeowners, landlords, and real estate professionals to maximize property value and improve everyday living. 📞 Contact us today for a free consultation and see why Toronto homeowners trust LK Renovation for peace of mind and exceptional results.

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  • General contractor in Thornhill, Ontario

    “We specialize in custom kitchens, cabinets, closets, stairs, railings, and high-quality woodworking for homes. We create custom designs built with craftsmanship, precision, and attention to detail to match every client’s vision.”

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  • General contractor in Thornhill, Ontario

    We do brick, stones and blocks, new structures or repairs. Quality guarantee and clean job. Experience all kinds of jobs, houses, chimneys, buildings, whatever you need for mason we can do best than anybody.

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  • General contractor in Thornhill, Ontario

    Ace Reno is a general contracting company with 40 years of experience in the construction industry. Additions, basements, kitchens, bathrooms, decks and landscaping, plumbing & electrical, drywall and tiling, flooring,painting and cabinet work...no job too small....references happily supplied.

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  • General contractor in Thornhill, Ontario

    Have worked in the demolition sector with 10+ years experience. Have experience with various machines as well.

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  • General contractor in Thornhill, Ontario

    ELJ Contracting delivers high-quality craftsmanship, reliable project management, and tailored solutions for your residential and commercial needs. From concept to completion, we pride ourselves on clear communication, attention to detail, and building spaces that last.

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  • General contractor in Thornhill, Ontario

    If you need something done around your house whether big or small I can assure you, you’re in good hands. I’m a young entrepreneur who started my career in construction when I was 16 years old, however I grew up with a Portuguese father so weekends were typically full of work whether it was our house or a family members house. I’m now 24 years old I’ve been doing concrete, drywall, painting, framing, snow removal etc since I was 16 don’t let my age deter you, I’m very familiar with the OBC (Ontario Building Code) and can assure you everything will be done to the code standard.

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  • General contractor in Thornhill, Ontario

    Hi, I'm Martin, co-owner of Lacko Construction — a small, family-run business specializing in quality general renovations including demolition, painting, flooring, drywall, and woodwork. Feel free to contact me for a professional quote.

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  • General contractor in Thornhill, Ontario

    Good day everyone, My name is Keon, and I’ve been in the general labourer business for over 5 years. I’ve worked as a painter, general labourer including tiles, drywall, some plumbing as well. Bathroom renovation and construction is part of the portfolio. You can be assured of highly skilled and quality jobs as well as reasonably priced. ISA International, Second GenerationsInc, Aero Plastics are companies I’ve also worked along with. Please feel free to contact me anytime. Thanks

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  • General contractor in Thornhill, Ontario

    Your kitchen sink clogged and giving you issues? Need to install a toilet? Is your kitchen faucet leaking or your shower giving you issues? Do you need a new hot water tank? Smell of sewage in the house? We got you covered with all these options and beyond!

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  • General contractor in Thornhill, Ontario

    A4 renovations is a team of skilled and dedicated professionals with years of experience. We specialize in general contracting, flooring, painting, decks, fences, handyman work, and much more. We service the Greater Toronto and surrounding areas. If you want honest work done right the first time then feel free to contact us.

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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 859 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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