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Find basement waterproofing pros in Alton

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 Alton. 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 Alton

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  • Basement Waterproofing Specialist in Alton

    At Colex Contracting Inc., we specialize in transforming and protecting your property with top-tier exterior services — including pressure washing, soft washing, interlock sanding and sealing, window cleaning, gutter and roof cleaning, house washing, and epoxy flooring. Whether it's enhancing curb appeal or extending the life of your surfaces, we deliver results that speak for themselves. Whatever you've got, we'll make it look new again! Professional. Reliable. Detail-obsessed.

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  • Basement Waterproofing Specialist in Alton

    Currently working landscaping and construction, I have 5+ years of experience in landscaping and hardscaping. Graduated from architecture looking to find side jobs to fill my time.

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  • Basement Waterproofing Specialist in Alton

    Hi there! My name is Rafael. I specialize in small-scale home repairs, maintenance, and those handy tasks around the house that you might not have the time or tools to finish. No job is too small for me! Whether you need a quick fix, a small repair on your home's exterior, or general upkeep to keep everything running smoothly, I am here to help. I pride myself on being reliable, punctual, and clean. My goal is to deliver high-quality work with honest pricing and excellent communication so you can have peace of mind. Feel free to send me a message with what you need done. Let’s get those small projects fixed!

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  • Basement Waterproofing Specialist in Alton

    We are a new company but with a team of professionals with years of experience in insulation. We are sure that your project will pass any inspection because we work with the best quality.

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  • Basement Waterproofing Specialist in Alton

    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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  • Basement Waterproofing Specialist in Alton

    Tor Contracting Inc. specializes in: - Excavating - Concrete; Slabs, Pads, Sidewalks, Patios, Floors - ICF Construction - Waterproofing & Foundation Repairs - Demolition; Interior, Exterior, Total - Drainage - Culverts

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  • Basement Waterproofing Specialist in Alton

    Welcome to Apex roofing and masonry we specialise in roofing ,masonry,and exterior restoration We provide reliable,high quality services for both residential and comercial roof repairs, replacements, chimney work, tuckpointing, concrete and waterproofing With skilled craftsmanship, durable materials and a commitment to customer satisfaction, Apex roofing delivers lasting results you can count on.

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  • Basement Waterproofing Specialist in Alton

    Master renovation is a great company.We do the work 100% garante and we do the job with experience 20 years .lot’s of building in Toronto we Done de work

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  • Basement Waterproofing Specialist in Alton

    We are a family business dedicated to doing the best we can in our work.

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  • Basement Waterproofing Specialist in Alton

    Why settle for average when your home deserves the best? We deliver renovations that combine expert craftsmanship, premium materials, and outstanding customer service to create spaces you'll love for years to come. Whether you're updating a single room or transforming your entire home, our experienced team is committed to quality, transparency, and attention to detail from start to finish. We show up on time, communicate honestly, and stand behind our work because your satisfaction is our top priority. Our reputation is built on trust, reliability, and results that consistently exceed expectations. Don't leave your biggest investment to chance—choose a renovation company that values your home as much as you do. Contact us today and discover why so many homeowners trust us to turn their renovation dreams into reality.

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  • Basement Waterproofing Specialist in Alton

    Paulo E. Schmitt is a full-service renovation and project management company serving homeowners with quality craftsmanship and dependable service. With over 50 years of combined industry experience, we specialize in complete home renovations, including kitchens, bathrooms, basements, additions, framing, finishing, flooring, painting, trim, windows, doors, and more. We manage every stage of your project, from planning and budgeting to construction and final completion, ensuring clear communication, quality workmanship, and attention to detail throughout. Whether you're renovating a single room or transforming your entire home, our goal is to deliver exceptional results, on time and on budget. At Paulo E. Schmitt, we treat every home as if it were our own and take pride in building lasting relationships through honesty, reliability, and superior workmanship.

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  • Basement Waterproofing Specialist in Alton

    hello i am jose. I am a 34 year old year old hardworking individual. i have been pouring and finishing concrete for 15 years. i am independent and care about the work i do. good prices and good results.

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  • Basement Waterproofing Specialist in Alton

    Taking care of every area, creating a clean, fresh and desinfected space is my priority as a cleaner

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  • Basement Waterproofing Specialist in Alton

    Structural engineering firm focusing on residential projects, solar, project management and home renovations.

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  • Basement Waterproofing Specialist in Alton

    Grand Line Stoneworks specializes in interlock, patios, driveways, walkways, retaining walls, steps, drainage, and complete backyard transformations across the GTA. We bring years of hands-on experience to every project, with a strong focus on proper base preparation, drainage, clean workmanship, and long-lasting results. From a new patio or driveway to a full outdoor renovation, we handle each project with attention to detail from excavation to the final finish. We provide clear estimates, reliable communication, and a 2-year workmanship warranty. Contact Grand Line Stoneworks to discuss your project and request a free estimate.

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  • I am mechanical engineer and experienced isolation

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4.7

Top rated Basement Waterproofing Specialists

Our Basement Waterproofing Specialists in Alton, are rated 4.7 out of 5 based on 30 reviews from homeowners like you.

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What basement waterproofing services are available in Alton?

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 Alton:

  • 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 Alton?

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 Alton:

  • 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 Alton, 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 Alton with HomeStars

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

How long does basement waterproofing last in Alton?

Most professional waterproofing solutions in Alton 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 Alton requires excavation?

Exterior waterproofing projects in Alton 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 Alton?

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 Alton.

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