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Find basement waterproofing pros in Thornhill, Ontario

If you’re looking to protect your basement from leaks, floods, or humidity, HomeStars can help. Our platform allows you to easily connect with professionals who can help with basement waterproofing in Thornhill, Ontario. Compare quotes, read reviews, and make the hire all in one convenient place!

Closeup of a worker’s gloved hands waterproofing the bottom of a concrete wall with blue sealant.

Some of our top rated basement waterproofing specialists in Thornhill, Ontario

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Dm us

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    North Peak Solutions is a locally operated roofing and exterior home improvement company serving homeowners throughout Simcoe County and surrounding areas. We specialize in roofing, siding, roof repairs, and exterior home services. Our goal is simple — provide quality workmanship, honest communication, and reliable service from the initial estimate to project completion. We offer free estimates and take pride in treating every home as if it were our own. 📍 Serving GTA, Barrie, Midland, Tiny, Wasaga Beach, Blue Mountains and surrounding areas. Contact North Peak Solutions today for a free estimate

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    1. How Long I Have Been Working – My Experience and Past Jobs I have several years of experience working in different industries, including construction, renovation, warehouse operations, restaurant services, and management. My experience has helped me develop strong practical skills, teamwork, time management, problem-solving, and the ability to work in a fast-paced environment. My previous work experience includes working as a construction labourer with GTA Steel Construction and Renovation Experts, a restaurant waiter at Chulla Express in Scarborough, warehouse staff at Dosa Home in Toronto, and a manager at Baro Deck Limited in Nigeria. Through these roles, I have gained valuable experience in handling materials, maintaining a clean and safe workplace, organizing tasks, assisting customers, supervising operations, and completing assigned duties efficiently. 2. Where I Can Work I am available to work in Toronto and the Greater Toronto Area (GTA), including Scarborough, North York, Etobicoke, Markham, Pickering, Ajax, Whitby, Oshawa, and other nearby locations. I am interested in opportunities in maintenance services, building and facility maintenance, warehouse operations, construction, factories, property management.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    We are a European company focused primarily on the quality of work performed. Our motto is Quality, Punctuality, Speed, Respect for customers.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Our team has over 10 years of professional experience serving the GTA area. We are a general contracting company specializing in full basement renovations and complete bathroom remodeling. We are also concrete experts, providing services such as sidewalks, foundations, and separate entrances. In addition, we build high-quality wood and composite decks. We take pride in delivering reliable service and high-quality workmanship on every project.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Skeine’s Construction serves Brampton, Mississauga, Caledon & nearby GTA. Exterior: Interlock repair & re-level, polymeric re-sand, clean & seal; power washing for driveways, walkways & patios; concrete pads (10×10–12×12), porch/step repair. Interior: Drywall patching & taping, ceiling/water-damage repairs, interior painting (rooms/ceilings/trim), backsplash tile, window/door adjustments & caulking. Bathrooms: Tub/shower tile & waterproofing, grout/caulk refresh, vanity & toilet installs, fan replacement, small layout refreshes. Flooring: Luxury vinyl plank & laminate installs, tile floors, subfloor leveling, transitions, baseboards & caulking. We’re insured, arrive on time, protect your home, and leave it spotless. Free on-site estimate within 24 hours with a written quote.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Tile flooring for residential and commercial Hardwood flooring for residential and commercial Concrete polishing for residential and commercial floors. Epoxy flooring systems for garages, basements, and industrial spaces. Self-leveling concrete for smooth, level surfaces. Grinding, coating removal, concrete cutting, and chipping. Moisture and vapor barrier installation. Clean workmanship. Strong, level, long-lasting results

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Hi We provide the best Concrete and Fence services in GTA . We have an experience of 8 years working in this industry. We do plain concrete, stamped concrete and exposed aggregate , with wooden fence and composite fence.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    CEILING & WALL MAKEOVERS Replace • Repair • Renew Serving the GTA & Southern Ontario for 20+ Years Need to fix up your walls or ceilings? Whether it's a small patch job or a full home makeover, we do it right the first time — with quality workmanship and real attention to detail. WHAT WE DO: - Smooth ceilings - Popcorn/stipple ceiling removal - Drywall installation, repair, framing & taping - Plaster repair, water damage repair, crack repair - Stain removal - Expert painting & finishing - Crown moulding installation - Doors, baseboards & trim - Pot light installation - Flooring & tile installation - Basement, kitchen & washroom renovations WHY US: - 20+ years of hands-on experience - Honest, upfront free estimates - Quality and satisfaction guaranteed - Homeowners across the GTA and Southern Ontario trust us for their renovations Serving Toronto, Mississauga, Brampton, Vaughan, Markham, and surrounding areas.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Transform your outdoor living space with expert craftsmanship. We specialize in high-quality concrete interlocking, durable custom fencing, and professional sodding services. Whether you’re looking for a stunning new driveway or a lush, green lawn, we pride ourselves on precision, durability, and finishing every project on time and on budget.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Owner run and operated roofing company with over 10 years experience in roofing, siding and custom flashing installation. Experience in management of local successful roofing companies. Professionalism and quality of installation above all.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Need a General contractor, Window Contractor, Handyman, Carpenter, Metal worker & Mason based in Brampton or nearby? Sharma’s Renovation 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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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Hi my name is jeffrey michael read and i pride myself in all waterproofing and masonry work With over 20 years experience so you know your in the right hands I handle all interior or exterior waterproofing needs including weeping tile systems Epoxy polyurethane injections parging Concrete steps Chimneys Please feel free to get in contact today to arrange a free inspection

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Ive been working in this industry for 6 years and ive done work all over the gta and surrounding areas. I like to focus on what our clients want and I try to bring every vision they have to life.

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    Good work. Ethics professional in insulation,paint,moving

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  • Basement Waterproofing Specialist in Thornhill, Ontario

    DC construction is a leading construction company based in Brampton , specializing in residential, commercial. We have built a reputation for delivering high-quality projects on time and within budget Our mission is to provide reliable, sustainable, and innovative construction solutions that exceed client expectations while maintaining the highest standards of safety and quality.

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4.8

Top rated Basement Waterproofing Specialists

Our Basement Waterproofing Specialists in Thornhill, Ontario, are rated 4.8 out of 5 based on 49 reviews from homeowners like you.

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What basement waterproofing services are available in Thornhill, Ontario?

Pros can waterproof basements from the interior, the exterior, or using a combination of techniques. The right service depends on whether you need full waterproofing or just touch-ups.

Here are some common basement waterproofing services in Thornhill, Ontario:

  • Installation of interior drainage systems: a perimeter drain installed along the interior footing collects and redirects water to a sump pit for removal.
  • Sump pump installation and replacement: often handled by a [plumber](https://www.homestars.com/plumbing/plumber-pros/Thornhill, Ontario), a pump installed in the sump pit removes accumulated groundwater and directs it away from the foundation.
  • Exterior waterproofing: excavation around the foundation allows for membrane application and drainage board installation to block water at the source.
  • Crack injection: epoxy or polyurethane foam is injected directly into foundation cracks to seal them against water intrusion.

No matter your needs, it’s easy to find basement waterproofing pros near you who can help. Just post your project on HomeStars now, and available contractors in your area can reach out!

What are the average costs of basement waterproofing pros in Thornhill, Ontario?

Basement waterproofing costs vary widely depending on the method, the size of the foundation, and where repairs are concerned, the extent of the damage. Labour typically runs between $50 and $150 per hour, depending on the service and complexity of the job. Materials and equipment, such as excavation machinery, may add additional costs.

Typical costs for common basement waterproofing services in Thornhill, Ontario:

  • Installation of interior drainage systems: between $3,000 and $10,000 for a full perimeter system in an average-sized basement
  • Sump pump installation and replacement: between $500 and $2,000 depending on pump type and whether a backup system is included
  • Exterior waterproofing: between $10,000 and $30,000 depending on foundation size and depth of excavation required
  • Crack injection: between $300 and $800 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 basement waterproofing specialists in Thornhill, Ontario with HomeStars

Finding a basement waterproofing pro in Thornhill, Ontario can feel overwhelming, especially when water damage requires prompt attention. HomeStars makes it easy to connect with the right pro for your project. Just follow these simple steps:

  1. Start by posting your project. Provide a clear description of your basement waterproofing needs and, if possible, include photos to get precise quotes.
  2. Receive offers from available pros, review work history, and read customer feedback for basement waterproofing in Thornhill, Ontario.
  3. Connect with basement waterproofing 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 basement waterproofing in Thornhill, Ontario

How long does basement waterproofing last in Thornhill, Ontario?

Most professional waterproofing solutions in Thornhill, Ontario are designed to last 10 to 25 years depending on the method used and the quality of installation. Sump pumps typically require replacement every 7 to 10 years.

Will waterproofing fix existing mould in my basement?

Waterproofing addresses the source of moisture but will not remove mould that has already formed. A separate mould remediation service is typically required before or after waterproofing work is completed.

What if my basement waterproofing project in Thornhill, Ontario requires excavation?

Exterior waterproofing projects in Thornhill, Ontario often require excavation around the foundation, which adds complexity, time, and cost to the overall job. It is important to work with pros who can coordinate this process effectively. [Local excavation specialists](https://www.homestars.com/gardening-outdoors/excavation-specialist-pros/Thornhill, Ontario) are available on HomeStars to walk you through what to expect and collaborate with your preferred basement waterproofing pro.

Does homeowner insurance cover basement waterproofing in Thornhill, Ontario?

In most cases, standard home insurance policies do not cover waterproofing as it is considered a maintenance issue rather than sudden damage. However, water damage resulting from a specific event such as a burst pipe may be covered. It is worth reviewing your policy or speaking with your insurance provider for clarification.

How do I know if a basement waterproofing pro is right for my project?

Not all waterproofing projects are the same, and finding a pro with the right experience for your specific situation is important. Reading reviews from homeowners who have had similar work done can help you make a more informed decision. Browse basement waterproofing pros on HomeStars to compare ratings and reviews from real homeowners in Thornhill, Ontario.

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