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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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    At DS Masonry & Restoration⁠, we specialize in professional brick repair, tuckpointing, parging, chimney repairs, foundation repairs, and masonry restoration throughout Durham Region and the GTA. We focus on quality workmanship, honest advice, and repairs that are built to last — not rushed patch jobs. Whether it’s a small repair or a larger structural restoration, every project is completed with attention to detail and pride in the work. Customers deal directly with me personally from start to finish. No salespeople, no middlemen, and no subcontracted quoting. I review the photos, discuss the repair with you directly, and provide straightforward recommendations based on what your home actually needs. Services Include: • Brick Repair & Replacement • Tuckpointing • Parging Repairs • Chimney Repair & Rebuilds • Foundation Crack Repairs • Stone Repair • Steps & Masonry Entrances • Waterproof Coatings & Porch Resurfacing Why Homeowners Choose Us: ✔ Direct Communication ✔ Honest Assessments ✔ Clean Professional Work ✔ Fully Insured ✔ Reliable Scheduling ✔ 5-Star Customer Service For the fastest response, please contact me directly with photos of the area requiring repair. We look forward to helping you with your project. Jerri DS Masonry & Restoration

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  • General contractor in Thornhill, Ontario

    Local Arborist Inc. is a professional tree care company based in Toronto and the GTA, staffed with fully ISA-certified arborists who deliver expert tree pruning, trimming, removal, stump grinding, and overall arborist services. They are licensed and insured, offer free estimates and consultations, and are known for their professional approach, thorough cleanup, and knowledge of local tree health and bylaws. Customer reviews highlight punctual, knowledgeable crews and high-quality work on both residential and commercial properties.

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  • General contractor in Thornhill, Ontario

    We are General Contractor and Licensed Electrician (ECRA/ESA #7017408) We deliver trusted, high-quality electrical and general contracting services across residential, commercial, and industrial sectors throughout GTA . From new builds and renovations ( Houses, Basement, Commercial properties ) to system upgrades. We ensure every project is handled with precision, safety, and professionalism. Why Choose us? • Licensed & Experienced Electricians • Up-to-date with Current Electrical and Building Codes. • Authorized ECRA/ESA Contractor (#7017408) • Honest Work • Fast Turnaround • Competitive Pricing • Demolition services • Smart home experts • Top quality finishing • Best record with ESA Electrical & Contracting Services Offered: • Panel Upgrades: 100A to 200A / 400A • Troubleshooting & Service Calls.

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  • General contractor in Thornhill, Ontario

    We’re reaching out to introduce F², a new yet experienced provider of high-quality interior construction solutions. With a strong foundation in drywall installation, wall assemblies, insulation and sound barriers, taping, sanding, and a wide range of finishing services, we’re proud to support the commercial, industrial, and institutional sectors across [region/area]. At F², we combine technical expertise with a hands-on approach. Whether the project is large-scale or detail-focused, our team is dedicated to delivering clean, efficient, and dependable work from start to finish. We understand the importance of staying on schedule and meeting evolving project demands—and we’re built to adapt. Our services include: Drywall Installation & Finishing Metal & Wood Stud Wall Assemblies Taping, Sanding, and Painting Prep Thermal and Acoustic Insulation Soundproofing / Barrier Systems Commercial Fit-outs & Renovations We’re always open to building new partnerships and would be happy to discuss how F² can support your upcoming projects.

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  • General contractor in Thornhill, Ontario

    At Benz&lee’s demolition we're not just tearing down buildings; we're making way for the future. As a leading demolition contractor in the [Local Area, e.g., Greater Toronto Area], we have the expertise and heavy equipment to handle any project, regardless of size or complexity. Our Commitment to Safety and Compliance Safety is our number one priority. Our crews are fully licensed, insured, and undergo rigorous, ongoing health and safety training, including [mention specific certifications, e.g., WSIB, Working at Heights, WHMIS]. We strictly adhere to all local regulations and industry standards, ensuring a secure site for our workers and the public.

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  • General contractor in Thornhill, Ontario

    Power Junk & Bins is a locally owned and operated junk removal, bin rental, and small demolition company proudly serving Whitby, Oshawa, Ajax, Pickering, and the Greater Durham Region. We specialize in fast, affordable, and professional service for both residential and commercial customers. Whether you need a bin rental for your renovation, full-service junk removal, or small demolition of sheds, decks, and fences — we handle it all from start to finish, including debris removal. Licensed and fully insured. Same-day and next-day service available. Call us today for a free quote!

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  • General contractor in Thornhill, Ontario

    Our Interlocking Services specialize in custom design and installation, ensuring your patios and walkways are both durable and stylish. We handle everything from stone selection to final sealing, preventing weeds and erosion. Whether it's crafting a beautiful patio or a functional walkway, we deliver high-quality service to enhance and protect your outdoor spaces. Your pathways will look stunning and withstand the test of time with MacMaster Landscaping.

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  • General contractor in Thornhill, Ontario

    Hi, this is Singh from Being Built. I am a handyman/subcontractor with over 3 years of experience in remodelling residential and commercial properties. I mainly do roof repairs, framing, flooring, drywall, and paint. If you are looking for an experienced and a reliable person to do the tasks please feel free to contact me. Thank you.

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  • General contractor in Thornhill, Ontario

    On time Respectful Creative Perfection

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  • General contractor in Thornhill, Ontario

    “Eternal shimmers” offers premium painting, interior styling, and exterior décor services designed to elevate residential and commercial properties. Our craftsmen specialize in flawless finishes, precision detailing, and elegant decorative techniques that enhance architectural beauty. With a commitment to excellence, design expertise, and top-quality materials, we create refined spaces that reflect your style and stand the test of time.

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  • General contractor in Thornhill, Ontario

    🔧 NEED A RELIABLE HANDYMAN FOR PLUMBING & HOME UPGRADES? 🔧 Professional, affordable, and high-quality handyman services available 7 days a week! ✅ Plumbing Repairs & Installations ✅ Faucet, Sink & Toilet Installations ✅ Leak Detection & Pipe Repairs ✅ Shower & Bathtub Installations ✅ Vanity & Kitchen Plumbing Upgrades ✅ Shower Doors & LED Mirrors ✅ Undercabinet Lighting & Home Fixture Installations ✅ Floating Shelves, Fireplace Setup & More! Why choose us? ✔ Clean & Professional Work ✔ Fair Pricing – No Hidden Charges ✔ Fast Response & Flexible Scheduling ✔ Quality Service You Can Trust 💲 Services Starting at Just $50 📞 Call or Message Today for a FREE Quote!

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  • General contractor in Thornhill, Ontario

    Skilled custom furniture installer with strong attention to detail and a commitment to high-quality craftsmanship. Experienced in installing custom kitchens, wardrobes, millwork, and built-in furniture according to precise specifications and design plans. Proficient in using professional tools and ensuring clean, accurate installations with minimal material damage. Known for reliability, efficiency on job sites, and maintaining a high standard of finish in residential and commercial projects.

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  • General contractor in Thornhill, Ontario

    Ritchi pools offers all of your pool maintenance needs From pool openings, closings, maintenances visits and everything in between we have you covered!

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  • General contractor in Thornhill, Ontario

    as i an experience carpenter i can provide you the quality of service to upgrade your home. -New kitchen -any kind or repair -appliance installation -and customization and upgrade in your previous kitchen -painted and highend kitchen in less price than market -refacing doors and cabinets

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  • General contractor in Thornhill, Ontario

    Hi, my name is Pavlo. I have been working in masonry for 3 years. I specialize in brick, stone, and block work, and I have experience with many different types of stone. I take pride in quality and detail in every project.

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  • General contractor in Thornhill, Ontario

    At Renovations By Matt we are committed to excellent service and quality workmanship. Whether your looking for a TO-DO LIST you cant seem to finish, Plumbing issues and installations by our licensed staff or a Full Reno Project, We are here to Help Our team will walk you through every step of the way and ensure everything is completed to your standard. Call or email us today for your free estimate.

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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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