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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

    Structural engineering firm focusing on residential projects, solar, project management and home renovations.

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  • At Endurance General Contractor, we take pride in delivering high-quality renovation and construction services with honesty and professionalism. With years of hands-on experience in drywall, flooring, framing, and finishing, we bring reliable craftsmanship to every project—big or small. Our goal is to make every home improvement or commercial project smooth, affordable, and built to last. We listen carefully to our customers’ needs and make sure every detail is done right the first time.

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  • General contractor in Thornhill, Ontario

    FiveRM roofing and aluminum inc is a trusted roofing company specializing in high-quality residential and commercial roofing solutions. With a commitment to craftsmanship, safety, and customer satisfaction, we offer a full range of services including roof installation, repair, replacement, and maintenance. Our experienced team uses only premium materials and proven techniques to ensure long-lasting results—backed by warranties and honest, transparent communication. Whether you're dealing with storm damage, leaks, or planning a new construction project,FiveRM roofing and aluminum inc delivers dependable service you can count on. We’re proud to serve Ontario and the surrounding communities with integrity and professionalism.

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  • General contractor in Thornhill, Ontario

    At Monale Inc., we are committed to delivering top-tier welding services that combine craftsmanship, innovation, and reliability. Established in 2019, our company has grown to become a trusted leader in the welding industry, serving a diverse range of sectors including construction, manufacturing, fabrication and installation. Our team of skilled welders and fabricators brings years of experience and expertise to every project, ensuring that we meet and exceed industry standards. We specialize in various welding techniques, including MIG, TIG, and Stick welding, and are equipped to handle both small-scale projects and large industrial contracts. What sets Monale Inc. apart is our dedication to quality and customer satisfaction. We utilize state-of-the-art equipment and the latest technology to ensure precision and efficiency in our work. Our rigorous quality control processes guarantee that every weld is strong, durable, and meets the specific requirements of our clients. Safety is our top priority. We adhere to strict safety protocols and regulations to protect our team and clients, ensuring that every project is completed without incident. Our commitment to sustainability also drives us to implement eco-friendly practices, minimizing waste and reducing our environmental footprint. Whether you need custom fabrication, repair services, or on-site welding, Monale Inc. is your go-to partner for all your welding needs. Our goal is to forge lasting relationships with our clients through exceptional service, transparency, and integrity.

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  • General contractor in Thornhill, Ontario

    Trusted for over 15 years, we specialize in landscaping, snow removal, and general contracting, delivering reliable service and quality job completion every time.

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  • General contractor in Thornhill, Ontario

    I am a professional carpenter and framer specializing in high-quality residential construction. With extensive experience in structural framing, I provide reliable workmanship for projects of all sizes — from renovations and additions. My services include framing basements, walls, floors, ceilings, and roofs, as well as installing doors, windows, and staircases. I also handle custom woodwork, repairs, and finishing touches to ensure every structure is strong, precise, and built to code. Whether you’re finishing an unfinished basement, building an addition, I take pride in delivering exceptional craftsmanship, attention to detail, and dependable service from start to finish. My goal is to create lasting results that meet both aesthetic and structural standards.

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  • General contractor in Thornhill, Ontario

    With years of hands-on construction and renovation experience, we proudly specialize in large-scale projects, including whole-home renovations, full interior gut-and-rebuilds, and complete from-the-ground-up transformations. Whether you’re reimagining your entire space or restoring the character of an older home, we bring the expertise to make it happen smoothly and professionally. We’re just as dedicated to the details that make your space feel like a warm, cozy home you love coming back to. From professional painting, new flooring, baseboard and trim updates, door installation, window trim and casings, to plumbing and electrical work, we handle every finish with care so your home not only looks great, but feels welcoming, comfortable, and lived in. As your one-stop renovation partner, we are committed to: On-Time Completion Exceptional Craftsmanship 100% Customer Satisfaction Our commitment is to make pride and comfort a standard every homeowner can afford—with no compromise on high quality.

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  • General contractor in Thornhill, Ontario

    RHGroundwork is a trusted excavation and landscaping contractor serving Richmond Hill and the surrounding GTA. With years of hands-on experience, we specialize in excavation, grading, trenching, drainage solutions, interlock repair, demolition, and site preparation. We take pride in delivering professional workmanship, completing projects on time, and providing cost-effective solutions without compromising quality. Our goal is simple: to save our clients time and money while delivering a finished product built to last. When you hire RHGroundwork, you can expect reliable service, clear communication, and results you can be proud of.

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  • General contractor in Thornhill, Ontario

    Maple Movr is your reliable, stress-free moving team serving the Toronto, GTA & Scarborough. We specialize in residential and commercial moves, including packing, furniture assembly, and junk removal. Whether you’re moving an apartment, house, office, or business, we handle every job with care and efficiency. Proudly serving Toronto, Scarborough, North York, Markham, Pickering, and East York, our goal is to make your move smooth, safe, and simple from start to finish.

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  • General contractor in Thornhill, Ontario

    With almost a decade of experience we take pride in crafting custom millwork for both residential and commercial spaces. From inception to completion, we ensure timely delivery and exceptional results, tailored to your unique vision. - Residential and Commercial Cabinetry - Kitchen and Closet Cabinets - Bathroom Cabinets and Vanities - Accent Walls - Wall units

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  • General contractor in Thornhill, Ontario

    Plumber, electrical, appliance repairs, furniture assembly and all problems related to the house.

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  • General contractor in Thornhill, Ontario

    We are a reliable and honest small company offering finish carpentry, drywall installation, taping, plastering, and painting services. We believe in working side by side with our clients from start to finish, delivering projects on time with quality craftsmanship and full satisfaction.

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  • General contractor in Thornhill, Ontario

    🔹 Professional Tile Installer – 4 Years Experience 🔹 Experienced tile installer available for work in Toronto and GTA. I have 4 years of hands-on experience, my own professional tools, and a strong focus on quality and clean results. ✔ Floor and wall tile installation ✔ Full bathroom tiling ✔ Showers, shower bases, waterproofing ✔ 45° miter cuts ✔ Large format tile installation ✔ Accurate layout, clean work, reliable service Available for subcontract work or full-time position with a team. Responsible, punctual, and committed to high-quality workmanship. 📍 Toronto & GTA 📞 Phone: Four three seven – three eight eight – nine seven two zero 📩 Call or text anytime

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  • General contractor in Thornhill, Ontario

    Junk junk is a small move specialist serving the Greater Toronto Area, offering professional and affordable services tailored for compact relocations. Whether you're moving a single item, a condo, or a small apartment, they’ve got packages designed to keep things efficient and budget-friendly. 🚚 Services Offered - Single Item Moves: Starting at $129 — perfect for furniture or marketplace pickups - Standard Small Moves: $149/hour includes 2 movers, cargo van, and equipment - Student & Senior Moves: Special rates with extra care and attention - Condo & Apartment Moves: Expertise in navigating elevators and tight spaces - Office Relocations & In-House Moves: Flexible options for rearranging or relocating 📦 What’s Included - Professional movers - Clean cargo van - Moving dollies and protective blankets - Transparent pricing with no hidden fees

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  • General contractor in Thornhill, Ontario

    Lama Plumbing provides reliable residential and commercial plumbing services in Toronto and surrounding areas. We specialize in drain cleaning, camera inspections, water heater installation, leak repairs, toilet and faucet installation, backwater valve installation, and basement drainage work. Fast response, clean work, fair pricing, and professional service are our priorities. Emergency plumbing services available. Fully equipped and committed to customer satisfaction.

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  • General contractor in Thornhill, Ontario
    • Best of Awards 2026
    • Best of Newly Listed 2022

    Pryde Group Corp company does quality construction services in Greater Toronto Area (GTA). Our company offers the following services for Toronto residents: Emergency drains services, Waterproofing, Underpinning, Drains, Concrete floors. Our main goal is to provide 100% quality services and earn the client’s trust. Years of experience in the construction of a wide variety of objects allows us to safely call ourselves experts. All our services are available 24/7 to residents of cities such as Toronto, Mississauga, Oakville, Burlington, Vaughan, Markham, Richmond Hill, Pickering, Brampton, Milton, Hamilton, Caledon, Aurora and other Greater Toronto Area (GTA) areas. Contact us today at 647.916.9046 for a FREE assessment! Your safety is our priority and we wear masks, gloves, and practice social distancing when in your home.

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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 857 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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