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Find basement waterproofing pros in Markham

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 Markham. 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 Markham

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  • Basement Waterproofing Specialist in Markham

    Bay Design Build is a Toronto-based company specializing in custom Build and full-home renovations. We create stylish, functional living spaces using locally sourced materials and expert craftsmanship. From kitchens and bathrooms to complete home transformations, our team of interior design, architecture, and construction professionals works closely with clients to bring their vision to life. Our Services: General Contracting Bathroom Renovations Kitchen Renovations Basement Renovations Home Addition Condo Renovations

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  • Basement Waterproofing Specialist in Markham

    Quality work at a reasonable price, guaranteeing customer trust and satisfaction

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  • Basement Waterproofing Specialist in Markham

    Hello my name is Diego, I've been general contracting for some years now and have started a new company to get new leads. I do handyman work and full renovations, I know people in all fields of work and will do quality work. I have no problem talking with people about pricing as everyone has a different set of circumstances and finances.

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  • Basement Waterproofing Specialist in Markham

    My name is Timothy Lekas, and I’ve been working in the construction industry for nearly a decade. Over the years, I’ve gained hands-on experience in a wide range of projects—from concrete pads, fences, and decks to full renovations, new builds, and custom homes. I take pride in delivering quality work that lasts, whether it’s flooring, furniture building and installation, or essential details like vapour barriers and insulation. My focus is on creating reliable results and making every project as seamless as possible for my clients.

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  • Basement Waterproofing Specialist in Markham

    ⭐ U&M CONSTRUCTION ⭐ Looking for reliable, high-quality work you can trust? Our team delivers fast, clean, and professional results every time. ✅ High-Quality Craftsmanship ✅ Fast & Reliable Service ✅ Affordable Prices ✅ Friendly, Professional Team ✅ Satisfaction Guaranteed Whether it’s repairs, installations, upgrades, painting, flooring, handyman work, or full home improvements—we get it done right the first time. 📍 Serving Pickering, Durham Region & GTA ⭐ Choose a company that takes pride in every job — big or small. Book your appointment today! ⭐

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  • Basement Waterproofing Specialist in Markham

    Over 15 years we’ve been servicing around the Gta service includes concrete, finishing patios, concrete slabs, full home, renovation, kitchen, and bathroom installation and etc. high-quality work for very affordable price and is looking forward in forming long-term relationship with our clients feel free to reach out for a free quote thanks

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  • Basement Waterproofing Specialist in Markham

    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 Markham
    • Best of the Best 2024
    • Best of Awards 2026

    Thank you for taking the time to visit our Homestars page! We appreciate any opportunity to provide a free quote for your wet basement waterproofing and foundation crack repair. Dryshield is a Family owned and operated basement waterproofing company Toronto and most of southern Ontario. We pride ourselves on our basement waterproofing and foundation crack repair workmanship. Our mission is to continue providing you with the highest quality products, technologies and procedures at the most competitive price for your wet basement waterproofing needs. We offer a wide range of solutions for your leaky or wet basement. Some of the solutions are; internal drainage systems, external waterproofing, window wells, basement crack repair and sump pumps. www.dryshield.c a All of our work provided is Dryshield employed and not by subcontractors. Our team at Dryshield works hard day in and day out to provide you with the highest quality of workmanship. We are fully licensed and insured. All prices are up front with no hidden surprises. Dryshield can beat any quality competitor with a difference in cost and quality. Things to look for that can be contributing to your wet basement: - Are your down spouts discharging at the side of your house or are they connected to the ground? - Is the grade sloping towards your house causing a wet basement? - Do you see any signs of a foundation concrete crack? - How old is your home is and what condition are your weeping tiles are in? If you have a wet basement and need a waterproofing company for your basement waterproofing needs contact Dryshield today! waterproofing, Basement waterproofing, waterproofing toronto, foundation waterproofing contractors, commercial waterproofing, waterproof basement, wet basement waterproofing Toronto, basement waterproofing, interior basement waterproofing, waterproof basement, exterior waterproofing. Leaking basement, concrete crack repair, basement wall crack repair wet basement, wet carpet, dry basement, cracks, leaks, crawl space, crack injections, foundation, repair, house, home, concrete waterproof, foundation waterproof, sump pumps, water crawl space, crawl space water, wet crawl space, basement wall leak, carpet water damage, damaged water, foundation leak, foundations leaks, water damage, water damage repair Waterproofing | Toronto Waterproofing | Foundation waterproofing | Wet basement | Waterproofing a basement | Waterproofing basements | Waterproofing the basement |Basement leak | Basement leaking | Foundation repair | Basement waterproofing |Leaking basement | Waterproof basement | Crawl space | Concrete crack repair Repair concrete cracks | Crack repair restoration & sealing | mould-control & removal | Cracks in foundation | Basement cracks

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  • Basement Waterproofing Specialist in Markham
    • Best of Awards 2026

    Insured Residential Contractor - Emergency Repairs - Masonry Residential & Commercial Construction - Windows & Washrooms Caulking - Decking - Roofing - Fencing - Basement - Kitchen Bathroom - Flooring - Tiling For the above jobs, estimates and contracts can be provided for anywhere in the GTA area. I look forward to hearing from you!

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  • Basement Waterproofing Specialist in Markham

    My name is Emeka Christian Igwe-Nweke, and I reside in Toronto, Ontario. I hold a degree in History and International Relations, as well as a diploma in Network and Cloud Administration. Additionally, I am a licensed Security and Private Investigator in Ontario. Thank you.

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  • Basement Waterproofing Specialist in Markham

    At LC Drywall Contractors, we are specialists in Drywall, Framing, Taping, and Painting, proudly serving our clients with top-quality workmanship and attention to detail. Whether it’s a residential renovation or a large commercial project, our experienced team is dedicated to delivering outstanding results on every job. We take pride in our work and always strive to exceed expectations, ensuring that each project is completed with precision, efficiency, and the highest standard of quality.

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  • Basement Waterproofing Specialist in Markham

    I’m Saeid, your hardworking assistant and repair man to help you with your home stuffs. I’m working in this industry for over 10 years, I did a lot of painting, renovation, assembling the furniture, handyman jobs and anything related to this work! I can work in GTA are, or even out as I have a car to move around. Regardless of time, I’ll make sure that your work and things fixed properly

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  • Basement Waterproofing Specialist in Markham

    🏡 Daniel’s Handy Services – Your One-Stop Solution! 🛠️ Services Offered: Handyman Work: Repairs, installations, maintenance – no job too small! Painting: Interior & exterior painting, residential & commercial. 🚚 Moving – Packing, loading & unloading Excavating: Land clearing, digging, grading – reliable and efficient. ✅ Affordable Rates | ✅ Professional & Reliable | ✅ Satisfaction Guaranteed. “From fixing your home to boosting your health, we do it all!”

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  • Basement Waterproofing Specialist in Markham

    Welcome to DOD Construction — your trusted team for quality, detail-oriented finishing work in the Greater Toronto Area. We specialize in: • Interior and exterior painting • Window installation • Caulking & sealing (interior/exterior) With years of hands-on experience and a passion for precision, we take pride in delivering clean, efficient, and long-lasting results. Whether you’re renovating a home, upgrading your windows, or simply refreshing a space — we’re here to get the job done right. We work with homeowners, contractors, and property managers — and we always focus on clear communication, punctuality, and fair pricing. 📍 Based in Toronto, proudly serving surrounding areas. Let’s build something great together — contact DOD Construction today for a free estimate!

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  • Basement Waterproofing Specialist in Markham

    High quality is the most value for YN , and the projects that we develop always maintain that value. Demolition, renovation and post-construction cleaning.

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  • Basement Waterproofing Specialist in Markham

    I am a tradesman with precision, standard service delivery and good budget planner

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4.7

Top rated Basement Waterproofing Specialists

Our Basement Waterproofing Specialists in Markham, are rated 4.7 out of 5 based on 44 reviews from homeowners like you.

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What basement waterproofing services are available in Markham?

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 Markham:

  • 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, 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 Markham?

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 Markham:

  • 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 Markham, 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 Markham with HomeStars

Finding a basement waterproofing pro in Markham 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 Markham.
  3. Connect with basement waterproofing specialists in Markham 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 Markham

How long does basement waterproofing last in Markham?

Most professional waterproofing solutions in Markham 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 Markham requires excavation?

Exterior waterproofing projects in Markham 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 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 Markham?

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 Markham.

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