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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

    Scarborough Landscaping (SLS) Lawn care • Hardscaping • Garden design 📍 Serving Scarborough & GTA 📩 DM for a free quote!

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  • General contractor in Thornhill, Ontario

    🧱 Interlock repair and paving | Patching | Small volume - OK Have the paving stones sagged, potholes appeared, or do you want to pave a small passage to the house? We are a highly specialized team for laying and repairing interlocking pavers: ✔️ Leveling of sagging areas ✔️ Repair after winter / water ✔️ Laying of new paving (garden paths, courtyards, stairs) ✔️ Small orders are just as important! 📍 We serve Toronto and surrounding areas 📅 Fast turnaround (from 1 day) 💰 Transparent price - no hidden costs

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  • General contractor in Thornhill, Ontario

    Extensive knowledge of all aspects of construction, supported by more than 15 years of experience in both residential and commercial projects. We are committed to maintaining safe work environments through a strong focus on safety compliance, risk management, and industry best practices. Whether you are in the planning stages of a project or managing an active construction site, we provide expert guidance and support. We also offer consultation services for COR® and other safety programs. If you have any questions or require assistance, please don’t hesitate to reach out. Our team is dedicated to delivering practical, knowledgeable solutions tailored to your needs. In addition, we have the capability to manage and execute construction projects from start to finish.

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  • General contractor in Thornhill, Ontario

    I am qualified and experienced general home renovation repair, maintenance and assembling technician in various fields, I am serving my skills to the community since 8 years. I am hard working and in implementing new practices, learning and procedures in various fields. I am dealing with following works such as framing, wall making, baseboard, door moulding, light plumbing and electric works, basement remodelling, deck and fence installation, metal and wood gazebo assembling and installation.

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  • General contractor in Thornhill, Ontario

    Our specialized services include Appliance Installation, Kitchen Remodeling, Plumbing Services, Basement Renovation, Doors and Trims installation. Our experienced team is dedicated to delivering exceptional craftmanship and personalized service. We understand that every project is unique, which is why we take the time to understand your specific needs and preferences. From seamless appliance installation and reliable plumbing services to transforming basements into stylish, functional spaces, we ensure every detail is handled with precision and care. With a focus on clear communication, efficiency, and customer satisfaction, we strive to exceed your expectations in every project. Trust us to enhance your property's value, functionality, and aesthetic appeal with reliable, high-quality services delivered on time and within budget

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  • General contractor in Thornhill, Ontario

    At Kolour Design Partners, we bring big-firm experience to a personal level. Our team comes from a background working with some of Canada’s leading architectural and construction companies, combining professional expertise with hands-on creativity. Based in Toronto, we specialize in architecture and interior design for custom homes, additions, renovations, and commercial projects including offices, retail, and light industrial spaces. Using 3D design tools and photorealistic renderings, we make it easy for you to visualize your space and be part of every design decision. Every project — big or small — receives our full attention, with competitive pricing and unbeatable service from concept to completion.

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  • General contractor in Thornhill, Ontario

    Empirical builds strives to make our clients imaginations a reality by treating each & every project we encounter whether big or small with the same momentum & tenacity. We value our clients as well as our workmanship, hence our name Empirical Builds.

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  • General contractor in Thornhill, Ontario
    • Best of Awards 2025
    • Best of Newly Listed 2024

    Here at Redline Contracting we strive to deliver exceptional Craftmanship and a stress free process along the way. There's no Job too big or too small for us because we understand that even the small thing can have a impact on our homes. No matter what your home needs, Redline Contracting has you covered. We can take on a variety of project ranging from regular home maintenance, Taping, Framing, Painting, Handyman Services and Drywall & Plaster Repairs and Bathrooms. We even take emergency calls for when you need someone right away !!!! We can also help you achieve any other remodeling project you have whether it's a new bathroom, an in-laws suite or building that backyard deck you've been thinking about all winter. At Redline Contracting we have one goal, and it's to become you're go to company when it comes to your home needs !

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  • General contractor in Thornhill, Ontario

    Having a GC who's worked in the trades gives you a unique edge. You understand the process, know what works, and can spot potential issues before they become problems. That's a level of expertise clients can really apprecia

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  • General contractor in Thornhill, Ontario

    Since our inception we have provided quality service and premium products at a competitive cost. DEL General Contracting is a general contracting and construction management company specializing in interior/exterior commercial and residential renovations and remodeling that has served the Greater Toronto Area since 2013. We appreciate our clients and our objective is to ensure that you remain satisfied long after your project is completed. Our projects includes bathroom, kitchen, and basement remodels, as well as full-face remodels and property rehab. Our skilled team of craftsmen take complete pride and ownership in their work. We’re committed to keeping projects on schedule and on budget. DEL General Contracting can turn your dream project into reality. You dream it, we do it! Our company is built on a foundation of professional craftsmen, Quality and pride in our work and most of all Customer Satisfaction is guaranteed.

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  • General contractor in Thornhill, Ontario

    Gsd build and renovate can help you with your install or replace window frames, build or renovate basement & install or repair acoustic ceiling tiles request in Brampton and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Gsd build and renovate now to discuss your needs and arrange a quote.

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  • General contractor in Thornhill, Ontario

    ProCut Lawn & Weed Control Reliable & professional lawn care services ✔️ Grass cutting, hedge trimming(weekly & bi-weekly) ✔️ Weed control & cleanup We will provide you the quality work which you cannot compare! Thanks

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  • General contractor in Thornhill, Ontario

    General , simple home jobs. Any repair i can manage, shelving, walls, paint, small jobs, cutting grass, snow removal, clean up, etc You describe the job that needs to be done and i will simply let you know if i can do it or not.

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  • General contractor in Thornhill, Ontario

    My name is Mohammad Zandi, and I am the founder of Zandi Development Group. We specialize in residential renovation and remodeling services, delivering high-quality workmanship with attention to detail. Our team handles everything from interior upgrades to full home renovations, including decks, fences, and structural improvements. With strong experience in the construction industry, we are committed to reliable service, honest communication, and customer satisfaction. At Zandi Development Group, we turn your vision into reality.

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  • General contractor in Thornhill, Ontario

    Chasing Dream to Reality.

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  • General contractor in Thornhill, Ontario

    We always look for success, we do as much as possible to get the job done and the most important part of the job is when we finish the job and the client is happy with it

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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 1305 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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