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Find basement waterproofing pros in Unionville

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 Unionville. 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 Unionville

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  • Basement Waterproofing Specialist in Unionville

    Experience Excellence with EL Empire Construction At EL Empire Construction, we are committed to setting a higher standard in exterior construction. Specializing in roofing, custom decks and fencing, concrete solutions, landscaping, and asphalt paving, we deliver tailored, high-quality workmanship backed by integrity, efficiency, and lasting value. Whether enhancing residential curb appeal or executing large-scale commercial projects, our team brings precision, professionalism, and over a decade of industry expertise to every site. We don’t just build structures — we build trust. Our end-to-end project management ensures transparency, clear communication, and results that exceed expectations. Choose EL Empire Construction — where craftsmanship meets commitment.

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  • Basement Waterproofing Specialist in Unionville

    Hard working, honest and kind

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  • Basement Waterproofing Specialist in Unionville

    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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  • Basement Waterproofing Specialist in Unionville

    AA Excavation has a strong commitment to innovative design and construction quality. We achieve this through collaboration with industry leading engineers, suppliers, contractors and specialist consultants. If you need excavating services in Toronto performed on your property, AA Excavation is your best choice. With a wide range of excavation services experience over a number of years, our great team at AA Excavation the expertise and the ability to take on whatever project you need done.

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  • Basement Waterproofing Specialist in Unionville

    Adda Construction has been in business for 20 years. We are a Maple based General contractor in the hardscape landscape feild. We specialise in interlocking, Excavation, Pool excavation install service, armourstone retainig walls, install garden or outdoor lighting,yard design, install swimming pools, installing ponds, sodding and grading, leveling or excavate soil, landscape curbing, winter services and snow removal..and much more. We also specialize in compact excavation and tranporters for higher with a professional operators. Our goal is to provide quality service, excellent workmanship to our customers. message us so we can assist you and arrange a quote for your project Our website is being upgraded,but you can see pics and Follow us on Intagram(Adda.b.o.y) and facebook(Adda Construction ltd) Thank you

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  • Basement Waterproofing Specialist in Unionville

    Hi, I’m Siya, owner of TrueBond Floor Coatings Inc., a local floor coating business serving Stouffville, Markham, Richmond Hill, Aurora, Newmarket, and York Region. We specialize in garage floor epoxy and polyaspartic flake systems that make concrete floors cleaner, stronger, and easier to maintain. Our process includes concrete grinding, crack repair, epoxy base coating, decorative flake broadcasting, and a durable polyaspartic top coat. I focus on reliable workmanship, clear communication, and giving homeowners a finished garage floor that looks professional and holds up to daily use, salt, stains, and wear.

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  • Basement Waterproofing Specialist in Unionville

    Handyman Services — Landscaping • Concrete • Interlock • Drywall • Painting • Electrical • Plumbing • Demolition Looking for reliable and skilled handymen in the GTA? We are two experienced professionals offering a full range of residential and commercial services: ✅ Landscaping & outdoor design ✅ Concrete work & interlock ✅ Drywall, taping, painting ✅ Electrical & plumbing ✅ Demolition & clean-up We work fast, clean, and fairly priced. Serving Toronto, Etobicoke, Mississauga, North York, Scarborough and nearby areas.

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  • Basement Waterproofing Specialist in Unionville

    Welcome to Royal Cyan Citadel – where quality, creativity, and craftsmanship come together to transform houses into dream homes. We proudly serve the Toronto core, North York, and Richmond Hill areas, bringing modern, functional, and personalized renovation solutions to homeowners across the GTA. While Royal Cyan Citadel is new to Homestars, our team has worked on a wide range of residential projects, including kitchen remodels, basement finishes, bathroom upgrades, home additions, and custom builds. We've collaborated with experienced tradespeople and designers, developing strong skills in project planning, execution, and client care. What sets us apart is our dedication to precision, communication, and reliability. We specialize in space optimization, smart layouts, and quality finishes that elevate everyday living. Whether it’s tile work, custom carpentry, or complete remodels, we approach every job with integrity and attention to detail. We treat your home like our own—working closely with you from consultation to completion to ensure a smooth, stress-free experience. Let’s build your next chapter—beautifully and brilliantly.

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  • Basement Waterproofing Specialist in Unionville

    ODILSTONE Construction Inc. is a professional construction company serving Toronto and the GTA. We specialize in concrete, masonry, restoration, foundation repair, demolition, rebar, formwork, caulking, and general construction. We are committed to quality workmanship, safety, reliability, and customer satisfaction.

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  • Basement Waterproofing Specialist in Unionville

    We are a specialized concrete coatings company committed to delivering high-quality, long-lasting flooring solutions for residential and commercial spaces. With expertise in epoxy systems, full flake systems, metallic finishes, polished concrete, and concrete work, we provide tailored solutions that combine durability, performance, and visual appeal. Our approach is built on precision, proper surface preparation, and the use of premium materials to ensure every project meets the highest industry standards. Whether it’s a garage, basement, or commercial floor, we focus on creating surfaces that are not only aesthetically impressive but also resistant to wear, moisture, and daily use. We take pride in our reliability, attention to detail, and commitment to customer satisfaction. Every project is delivered with professionalism, clear communication, and a warranty that reflects our confidence in the quality of our work.

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  • Basement Waterproofing Specialist in Unionville
    • Best of the Best 2025
    • Best of Awards 2026

    Three Little Pigs Masonry provides expert masonry and concrete repairs, restoration and installation for the home and business owner. Our estimating department works as a team to find long term solutions and help homeowners with many permanent solutions to their problems where other competitors have failed to succeed. Having over 48 years experience doesn't hurt either. The team at Three Little Pigs Masonry works together to provide the customer with a positive contractor experience from the first call to the last team member to leave your completed project. Most importantly, you are dealing with actual MASONS from the management, the estimators and the crews on your property. No sales person will call and no high pressure sales pitch. Our warranties reflect the confidence Three Little Pigs Masonry provides. Compare our warranties to those of our competitors. We are a family owned and operated business that prides itself on the highest quality work and providing exceptional customer service. We specialize in STONE REFACING , structural masonry and concrete installation. Including HEATED driveways, steps and walkways. We have been performing underpinning, foundation repairs and installing basement walkouts for over 48 years. We perform complete EXTERIOR RENOVATIONS from design to completion. Give us your ideas or have our designer create your vision. Here is a small list of our services: foundations, footings, pilings, parging, tuck pointing, brick repair, weepers and flashing , concrete repair and restoration, concrete installation, stamped concrete, concrete step repair, window sills, chimney repair and restoration, basement walkouts, flagstone, columns, pillars, patios, privacy walls, flagstone walkways, retaining walls, stone refacing, stone options to cover wood, stucco etc., waterproofing, underpinning, foundation repair, restoration- repair to stone, brick or block. And complete EXTERIOR RENOVATIONS. Please contact us today.

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    • Best of the Best 2025
    • Best of Awards 2026

    Due to COVID-19 For our customers' safety, our plumbers are wearing Medical Masks, Medical Gloves, and have Disinfecting Spray with them. Our company is the most organized and professional in the GTA. We are proud new Canadians, working hard to promote the growth of our business. We specialize in Drain Installation and Repairs. We have quality machines to clear your drains as well as power flushing of your drains. We offer new technology drain relining without digging. We do all types of plumbing repairs including installation of new fixtures. We specialize in waterproofing, fixing leaky basements, and installation of new weeping tiles. We hope you will give us the opportunity to prove to you that we are a quality company.

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  • Basement Waterproofing Specialist in Unionville

    Aaron's Prefabricated Outdoor Structure Building Service description The service I am providing is installing prefabricated Outdoor Structures like Sheds, Gazebo, Pergolas, and Solariums from big box stores such as Home Depot,Rona,Canadian tire. If base is needed or wanted for Structure prices will vary. Small Size Outdoor Structure Size and prices Sizes (feet) - 3x2 - 7x9 Price to install Outdoor Structure - 300 Medium Size Outdoor Structures size and pricing Sizes (Feet) - 10 x 10 - 12 x 12 Price to install Outdoor Structure - 500 Large Outdoor Structures Sizes and Pricing Sizes (Feet) - 13x13 - 25x12 Price to install Outdoor Structure - 900

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  • Basement Waterproofing Specialist in Unionville

    We are a full-service contracting company specializing in drywall, painting, concrete work, fencing, and general residential construction. Our goal is simple: deliver clean, high-quality work with a smooth, stress-free experience for every client. From small repairs to full projects, we handle everything from start to finish. Whether you need drywall installation and finishing, interior or exterior painting, concrete work such as driveways and walkways, or custom fence installation, we bring attention to detail, reliability, and strong workmanship to every job. As a general contractor, we also take care of coordinating projects that involve multiple trades, so you don’t have to deal with multiple contractors. We keep communication clear, timelines on track, and make sure the job is done right the first time. We pride ourselves on being dependable, easy to work with, and focused on results that last. No shortcuts — just solid work and satisfied clients.

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  • Basement Waterproofing Specialist in Unionville

    APS Builders Ltd. is a full-service general contracting and interior renovation company serving clients across Ontario. The company specializes in high-quality residential and commercial build-outs, including offices, medical and optometry clinics, retail spaces, and full home renovations. APS Builders provides complete turnkey service—from design coordination and permit drawings to construction, project management, and final handover. The team is known for precise workmanship, efficient scheduling, clear communication, and the ability to manage complex, detail-driven projects. With experience in structural modifications, framing, drywall, electrical, plumbing, HVAC, custom finishes, micro-cement, flooring, and specialty installations, APS Builders delivers reliable results that meet code, budget, and client expectations. The company’s focus is on clean execution, transparent processes, and long-term client relationships driven by trust and quality.

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  • Basement Waterproofing Specialist in Unionville

    Suly Flooring & Tile Corp. is a Woodbridge based HVAC contractor, Flooring Contractor, Handyman, Carpenter, Tiler, Stairmaker, Renewable Energy Specialist, Countertops Specialist, Cabinet maker, Interior decorator, Interior designer, Upholsterer, Electrician, Plumber, Refrigeration specialist, General contractor, Mason, Metal worker & Concrete Specialist company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with install or replace wooden floor or parquet, epoxy flooring, install laminate floor, install vinyl, linoleum or pvc floor, wall or floor tiling, install or replace carpet, repair floor, install or replace floor heating, repair or maintain floor heating, install or renovate stairs, repair or maintain stairs, repair wall or floor tiles & refinish or polish floor, message us so we can assist you and arrange a quote.

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4.9

Top rated Basement Waterproofing Specialists

Our Basement Waterproofing Specialists in Unionville, are rated 4.9 out of 5 based on 46 reviews from homeowners like you.

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What basement waterproofing services are available in Unionville?

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 Unionville:

  • 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 Unionville?

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 Unionville:

  • 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 Unionville, 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 Unionville with HomeStars

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

How long does basement waterproofing last in Unionville?

Most professional waterproofing solutions in Unionville 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 Unionville requires excavation?

Exterior waterproofing projects in Unionville 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 Unionville?

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 Unionville.

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