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Find foundation repair pros in Thornhill, Ontario

Finding the right pro to help repair your foundation can be hard on your own. HomeStars connects you with available local pros who are ready to help. Compare quotes, read real reviews, and make the hire all in one convenient place!

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Some of our top rated foundation repair specialists in Thornhill, Ontario

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  • Foundation Repair Specialist in Thornhill, Ontario

    Rox Masonry is one of Toronto’s most trusted names in masonry, known for delivering exceptional craftsmanship with a commitment to quality and customer satisfaction. Backed by years of hands-on experience and restoration expertise, we approach every project—from small repairs to full-scale restorations—with precision, care, and an eye for detail. At Rox Masonry, we don’t just build or repair—we preserve the character of your property while ensuring it stands strong for years to come.

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  • Foundation Repair Specialist in Thornhill, Ontario

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  • Foundation Repair Specialist in Thornhill, Ontario

    Need a Kitchen Renovation Company, General contractor, Architect, Cabinet maker, Interior designer, Condominium/Apartment Specialist, HVAC contractor, Handyman, Plumber & Bathroom Renovation Company based in Mississauga or nearby? Jlk Design can help you. We pride ourselves on the quality work that we deliver to each and every client. Contact us to talk about your job and get a quote.

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  • Foundation Repair Specialist in Thornhill, Ontario

    At Master Line Carpenter, we specialize in providing high-quality fencing solutions for residential and commercial properties. With a commitment to craftsmanship, reliability, and customer satisfaction, we take pride in building fences that enhance security, privacy, and curb appeal. Whether you're looking for wood, vinyl, chain-link, aluminum, or custom fencing, we work closely with each client to deliver durable results tailored to their needs and budget. From new installations to repairs and replacements, our team is dedicated to completing every project with attention to detail and professionalism. We believe in honest communication, fair pricing, and quality workmanship that stands the test of time. No matter the size of the project, our goal is to provide a smooth experience and a finished product you'll be proud of. Contact us today for a free estimate and let us help bring your fencing project to life.

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  • Foundation Repair Specialist in Thornhill, Ontario

    Hi, my name is Anton. I’ve been helping homeowners in Ontario with a wide range of home improvement services for several years. My experience includes both outdoor projects like landscaping, lawn care, and irrigation systems, as well as indoor services such as painting, furniture assembly, and small repairs. I’ve worked on everything from full yard makeovers to minor home upgrades, always focusing on quality and detail. Skills & Expertise Landscaping & Outdoor: Lawn care, sod installation, irrigation systems, landscape design, seasonal maintenance Interior Services: Indoor painting, drywall repairs, furniture assembly, minor plumbing & electrical help General Handyman: Mounting, heavy lifting, moving help, pressure washing, junk removal Why Hire Me I believe every home deserves the highest level of care—inside and out. My approach is simple: do it right the first time, provide excellent communication, and ensure every client is happy with the result. I’m reliable, detail-oriented, and treat every project as if it were my own home. If you need someone who can handle both inside and outside work with professionalism and quality, I’d be happy to help!

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  • Foundation Repair Specialist in Thornhill, Ontario

    As a dedicated, self-employed contractor, I'm a master of all things concrete, drywall installation, paint, and windows. I bring expertise and precision to every project.

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  • Foundation Repair Specialist in Thornhill, Ontario

    Rayan Finish Concrete My name is Akram, and I am 34 years old, originally from Palestine. I am the proud owner of Rayan Finish Concrete, a company built on hard work, quality craftsmanship, and strong teamwork. At Rayan Finish Concrete, we are dedicated to providing our customers with durable, beautiful, and high-quality concrete finishes. We take pride in every project we complete, no matter the size. Our experienced team works together with professionalism, respect, and attention to detail to ensure that every customer is satisfied with the final result. We believe that teamwork is the key to success. Our employees are skilled, reliable, and committed to finishing every job safely, efficiently, and to the highest standards. Our Concrete Services Include: * Broom Finish Concrete * Stamped Concrete * Exposed Aggregate Concrete * Smooth Finish Concrete * Concrete Driveways * Concrete Sidewalks * Concrete Patios * Concrete Steps * Concrete Curbs * Concrete Garage Floors * Concrete Slabs * Concrete Repairs and Resurfacing * Custom Concrete Finishes

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  • Foundation Repair Specialist in Thornhill, Ontario

    My company main purpose is exterior stucco , and parging & texture for foundation wall , interior painting , drywall,plaster and flooring

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  • Foundation Repair Specialist in Thornhill, Ontario

    With over 40 years of hands-on experience, we are a trusted General Contracting company serving residential and commercial clients across the Greater Toronto Area (GTA). From single-family homes and townhouses to high-rise apartments and commercial spaces, we bring top-tier craftsmanship and deep industry expertise to every job. In addition to serving homeowners directly, major companies rely on us as a trusted subcontractor for major construction projects. Our Services Bathroom & Kitchen Renovations: Custom tile work, waterproofing, layout changes, and complete remodeling. Basement Finishing: Full basement builds, structural framing, drywalls, painting, and flooring installations. Interior Upgrades: Professional tile, hardwood, and laminate installation, door fittings, and drywall repair/finigning. Exterior & Hardscaping: Interlocking, retaining walls, custom decks, fences, concrete work, and complete grass/lawn restoration. Demolition & Preparation: Safe interior/exterior demolition and structural framing. The business is built on uncompromising quality and trust. We take pride in taking the stress out of your project by executing your exact vision down to the finest detail. Your satisfaction is our top priority.

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  • Foundation Repair Specialist in Thornhill, Ontario

    We have been in the construction industry since 2014. Majority of our work has been working with municipalities such as Mississauga and Oakville. We are also active in residential and commercial projects. We also do snow removal. We deal with plazas and restaurants in Mississauga and Brampton.

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  • Foundation Repair Specialist in Thornhill, Ontario

    Grm construction4u inc can help you with your house renovation, install or renovate bathroom, install or renovate kitchen, build sunroom, extension, build garage, build or renovate basement, build pergola, gazebo or garden house, build carport, install or replace beam, install or repair lift/elevator, build shed, general contractor service, structural work for construction, build shelter or outbuilding, carpentry framing, install, repair or replace caulking & accessibility modifications 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 Grm construction4u inc now to discuss your needs and arrange a quote.

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  • Foundation Repair Specialist in Thornhill, Ontario

    At Trinity Contracting, we are committed to providing reliable, professional, and high-quality services to meet our customers’ needs. We specialize in landscaping, interlock installation and repairs, concrete services, and snow removal. Our priority is customer satisfaction, quality workmanship, and attention to detail. We take pride in every project, whether big or small, and strive to deliver excellent results at competitive prices. We believe in honest communication, dependable service, and building long-lasting relationships with our customers. When you choose Trinity Contracting, you can count on a team that takes your property and your project seriously. Serving Toronto and the GTA. Oakville, Burlington, Hamilton, Mississauga, Milton, Waterdown, Stoney Creek, Ancaster y surrounding areas. Contact us today for a free estimate!

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  • Foundation Repair Specialist in Thornhill, Ontario
    • Best of Newly Listed 2025

    Concrete Azores specializes in a wide range of concrete services tailored to meet your needs. Our expert team excels in delivering top-notch solutions, including exposed aggregate, stamp concrete, broom finish concrete, and plain concrete finishes. With meticulous attention to detail, we offer parging services to enhance the durability and aesthetics of your property. Our expertise extends to landscaping projects, encompassing driveways, sidewalks, patios, porches, and driveway extensions. As seasoned concrete contractors, we are committed to delivering exceptional results that elevate the curb appeal and functionality of your outdoor spaces. Choose Concrete Azores for reliable and professional concrete solutions that exceed expectations. Exterior concrete - Exposed aggregate , stamp borders, plain / brushed concrete work including driveways, patios , walkways , retainer walls porch , landing and curbs. Check us out here: https://www.facebook.com/ConcreteAzoresLtd/

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  • Foundation Repair Specialist in Thornhill, Ontario

    Performance Home Renovations is a licensed and insured full-service renovation company based in the Golden Horseshoe, proudly serving homeowners across the region. We specialize in high-quality residential projects ranging from Lakeshore Boulevard basement renovations to custom outdoor kitchens at Friday Harbour and beyond. Owned and operated by Evan White, Performance Home Renovations is committed to craftsmanship, clear communication, and reliable timelines. Whether it’s a full remodel or a custom upgrade, we deliver results built to last and tailored to each client’s vision.

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  • Foundation Repair Specialist in Thornhill, Ontario

    With over 20 years of experience, We believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. Give us a call today! We look forward to working with you!

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  • Foundation Repair Specialist in Thornhill, Ontario

    We are a Family Owned & Operated Company that Specializes in Multi-Trade Contracting, Project Management, Home Additions, Renovations, Repairs and Restorations. Striving to exceed your Expectations and Deliver Quality Construction on-time and on-budget.

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4.8

Top rated Foundation Repair Specialists

Our Foundation Repair Specialists in Thornhill, Ontario, are rated 4.8 out of 5 based on 52 reviews from homeowners like you.

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What foundation repair services are available in Thornhill, Ontario?

Foundation repairs can range from one small crack to a whole replacement, so the service you’ll need depends on the extent of damage.

Here are some common foundation repair services in Thornhill, Ontario:

  • Underpinning and foundation lowering: contractors extend existing footings deeper into stable soil to strengthen a weakened foundation or increase basement headroom.
  • Carbon fibre strap installation: installers anchor rigid straps to floor joists and embed them in the footing to stabilize bowing or leaning basement walls without excavation.
  • Foundation crack repair: technicians inject liquid resin under pressure into foundation cracks to restore structural integrity and create a waterproof seal.

No matter your foundation repair needs, it’s easy to find pros in Thornhill, Ontario who can help. Just post your project on HomeStars now, and available foundation repair pros in your area can reach out!

What are the average costs of foundation repair in Thornhill, Ontario?

Foundation repair costs depend on several factors, including the type of repair needed, the size of the foundation, and the severity of the damage. Labour generally ranges from $75 to $150 per hour, though this varies based on the service and local market conditions. Materials and equipment costs, such as excavation machinery or structural anchoring hardware, can also add to the overall project total.

Typical costs for common foundation repair services in Thornhill, Ontario:

  • Underpinning and foundation lowering: between $10,000 and $30,000 depending on the depth of excavation and number of sections requiring support
  • Carbon fibre strap installation: between $400 and $700 per strap depending on wall height and number of straps required
  • Foundation crack repair costs: between $500 and $1,500 per crack depending on length, depth, and material used

HomeStars tip: To ensure you get the most accurate costs for Thornhill, Ontario, make sure to get everything written down in an itemized quote. This avoids misunderstandings and supports transparency and clear communication for both you and the contractor.

How to find foundation repair specialists in Thornhill, Ontario with HomeStars

When foundation issues arise, finding the right pro can make all the difference. HomeStars connects you with local foundation repair pros in Thornhill, Ontario who have verified reviews and ratings to help you make a confident hiring decision. Just follow these simple steps:

  1. Start by posting your project. Provide a clear description of your foundation repair needs and, if possible, include photos to get precise quotes.
  2. Receive offers from available pros, review work history, and read customer feedback for foundation repair in Thornhill, Ontario.
  3. Connect with foundation repair specialists in Thornhill, Ontario to discuss your project, request and compare quotes, and ask any questions.
  4. Hire the right pro to get the job done and leave a review based on your experience.

HomeStars tip: Once your project is done, make sure to leave a review. Our review system ensures that pros are rewarded for good work and held accountable for any problems.

Pros on HomeStars undergo checks at registration – such as ID documents, company details, and certifications for regulated jobs and skill assessments – allowing you to hire with confidence.

Extra peace of mind with the HomeStars Confidence Program

The HomeStars Confidence Program is designed to give you added confidence when hiring through our platform. If your job qualifies under the Program and we determine that a claim meets the Program requirements, HomeStars may cover what you owe the Pro on an eligible job with a quote of up to CAD $10,000, in line with our terms and conditions.

FAQ: Common questions about foundation repairs in Thornhill, Ontario

How long do foundation repair projects in Thornhill, Ontario take?

The timeline depends on the type and scale of repair needed. Crack injections can often be completed in a single day, while more involved work such as underpinning or full perimeter drainage installation may take several days to a few weeks. Weather conditions and site accessibility around your Thornhill, Ontario home can also affect the schedule.

Do foundation repair projects in Thornhill, Ontario come with a warranty?

Many foundation repair companies offer warranties on their work, and some manufacturers also provide product warranties on materials like carbon fibre straps or drainage systems.

Before hiring, it is worth asking any Thornhill, Ontario foundation repair pro you are considering what their warranty covers, how long it lasts, and whether it is transferable if you sell your home.

Do foundation repairs require a permit in Thornhill, Ontario?

Permit requirements vary by municipality, but structural work such as underpinning typically requires a building permit, while smaller repairs like crack injection often do not.

Your Thornhill, Ontario foundation repair pro should be able to advise you on what is required in your area, and in many cases will pull the necessary permits on your behalf.

What other pros might be involved in a foundation repair project?

Depending on the scope of work, foundation repair can involve more than one contractor. A [concrete specialist in Thornhill, Ontario](https://www.homestars.com/home-constructions-renovations/concrete-specialist-pros/Thornhill, Ontario) may be needed for resurfacing or replacing damaged concrete elements, while [general contractors](https://www.homestars.com/home-constructions-renovations/general-contractor-pros/Thornhill, Ontario) are often brought in to oversee larger projects that affect multiple areas of the home. You can find both of these kinds of specialists and other foundation repair professionals on HomeStars.

How do I find a foundation repair pro I can count on in Thornhill, Ontario?

Reading reviews from homeowners in your area is one of the best ways to gauge the standard of a pro's work before committing. HomeStars lets you browse ratings and reviews for foundation repair pros in Thornhill, Ontario, so you can compare your options and hire with confidence.

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