About RCC
As Niagara’s premier waterproofing company since 1920, RCC Waterproofing Niagara is the expert in foundation repair and waterproofing services. We specialize in fixing foundation leaks, cracked walls, and basement water issues using advanced technology. Our tailored waterproofing and foundation repair solutions for homes and businesses are backed by a transferable lifetime warranty guarantee, ensuring your property stays dry and secure. For reliable, high-quality results, trust the top waterproofing experts in the Niagara area.
AboutThe best waterproofing team in the business
Our Niagara waterproofing company is built upon a dual foundation of deep expertise in waterproofing and an unwavering commitment to customer service. As a family-owned and operated business, we have nurtured a team of dedicated professionals who share our passion for excellence in every project. We believe this powerful combination of technical skill and personal accountability truly sets us apart in the industry.
Meet Our TeamRCC Waterproofing Niagara Falls
RCC Waterproofing Niagara Falls offers industry-leading waterproofing solutions tailored for foundation repair in Niagara Falls and surrounding areas like Willoughby, White Pigeon, Orchard Park, Stevensville, and Fort Erie. Our team has extensive experience waterproofing all types of foundation walls, whether for older homes or new constructions. We utilize top-quality waterproofing products and provide a lifetime warranty guarantee on all basement waterproofing jobs. Our competitive pricing ensures that our Niagara Falls waterproofing services are accessible and cost-effective compared to the market.
Niagara's unique microclimate, influenced by two Great Lakes and the Niagara Escarpment, demands specialized waterproofing. Our solutions protect homes from St. Catharines to Niagara-on-the-Lake, addressing challenges like high humidity and fluctuating water tables common in wine country.
$50 - $300+ per linear ft.
Shield your Niagara property from basement leaks and structural issues with our professional repair solutions. We excel at detecting water infiltration, repairing foundation damage, and installing proven waterproofing systems that maintain a dry, comfortable basement year-round. Tackling both surface problems and their root causes, our experienced team ensures enduring moisture control, protects your home’s value, and supports a healthier indoor environment—even in Niagara’s demanding climate.
$50 - $300+ per linear ft.
Our exterior approach tackles Niagara's diverse soil types, from clay-heavy areas to sandy lakefront properties. We create a custom waterproof barrier that accounts for the region's frequent temperature fluctuations and heavy precipitation patterns.
$50 - $300+ per linear ft.
For Niagara homes already facing moisture issues, our interior waterproofing addresses problems unique to the peninsula. We combat efflorescence caused by mineral-rich groundwater and manage humidity levels exacerbated by nearby waterfalls and vineyards.
$50 - $100 per linear ft.
Niagara's proximity to major water bodies increases flooding risks. Our sump pump systems are designed to handle sudden water influxes from both natural and man-made sources, including canal overflows and rapid snowmelts from the escarpment.
$500 - $3000
Expand your Niagara home's living space while navigating the region's challenging bedrock. Our basement lowering techniques account for the area's unique geological features, ensuring a deeper basement without compromising structural integrity.
$300 - $500 per square ft.
Niagara's dramatic temperature swings and seismic activity from the falls can stress foundations. Our specialized crack repair process addresses these unique regional factors, preventing water ingress and fortifying your home against ongoing geological pressures.
$50 - $650
For Niagara's growing communities, we offer pre-construction waterproofing tailored to the region's specific challenges. Our methods account for the area's high water table and potential for underground springs, common in escarpment regions.
$2.75 - $4 per square ft.
Many historic Niagara homes feature crawl spaces vulnerable to the region's high humidity. Our encapsulation service creates a vapor barrier designed to withstand the unique moisture challenges of living in a world-renowned wine region.
$7 per square ft.
Niagara's varied topography, from flat lakeshores to steep escarpment slopes, can lead to foundation stress. Our structural repairs are customized to each property's specific location and soil composition within the peninsula.
Foundation Structural Repair
When Niagara faces severe weather, often influenced by lake-effect systems, our rapid response team is prepared. We're equipped to handle both natural flooding and the unique challenges posed by the region's extensive canal system.
$1000 - $100,000 per size of job
Niagara's humid climate, perfect for grape-growing, also fosters mould growth. Our mould removal service combats persistent humidity and addresses the unique spore types prevalent in this agricultural region.
$1000 - $100,000 per size of job
News
RCC has been featured in many news articles, interviews and television appearances over the years, across news outlets from Niagara Falls, Toronto, Scarborough, Hamilton and more. News sources trust RCC Waterproofing to provide the information customers need to know about waterproofing solutions.
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CTV News Toronto Interviews RCC Waterproofing to find out how busy the company is during the Spring season and how homeowners all over Ontario can spot situations that may lead to basement floods.
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RCC Waterproofing speaks to Breakfast Television on CityTV Toronto about protecting your foundation from flood damage when the spring thaw creates pools of water around your home.
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RCC Waterproofing speaks to City News Toronto to provide home waterproofing tips and let homeowners know how the Spring Thaw could cause basement leaks and other types of foundation damage.
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RCC Waterproofing is featured on three episodes of Holmes and Holmes where the crew is waterproofing the exterior and interior of Mike Holmes Jr’s house. Watch one of the episodes here where RCC’s own Anthony Parolin recommends waterproofing his foundation from the outside of the house.
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RCC Waterproofing tells City News Toronto about how many waterproofing jobs the company has done this Spring season in places like Mississauga, Scarborough, Etobicoke and all over the Greater Toronto Area.
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CHCH talks to RCC Waterproofing about the aftermath of the Stoney Creek Storm near Hamilton and how homeowners can prevent basement floods by stopping water from coming through their foundation and into their houses.
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Toronto braces for possible flooding amid a multi-day storm. The Globe and Mail speaks to RCC Waterproofing’s President Tony Romanelli about how RCC has been receiving 500 calls a day from homeowners in Toronto, Mississauga, Scarborough and all of Ontario thanks to storms causing basement floods.
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The Toronto Star interviews Tony Romanelli from RCC Waterproofing who asks readers “Is your basement waterproofed?” and tells residents and homeowners the likelihood of exterior foundation leaks and how to hire the right waterproofers for the job.
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The Toronto Sun interviewed RCC Waterproofing to find out how homeowners can protect their basement from winter water damage and make changes around the house and foundation to prevent your basement from water leaks.
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RCC Waterproofing speaks to Breakfast Television on CityTV Toronto about protecting your foundation from flood damage when the spring thaw creates pools of water around your home.
Watch NewsNiagara Waterproofing Cost
Basement waterproofing costs in Niagara vary depending on your home and the method used—see the chart below for a general pricing guide.
| Waterproofing Method | Estimated Cost (Per Linear Foot) | Best For | Details |
|---|---|---|---|
| Exterior Waterproofing | $50 – $300+ | Severe leaks, accessible foundation walls | Most durable solution; requires excavation. |
| Interior Waterproofing | $50 – $100 | Finished basements, less invasive options | Installs from inside; ideal when excavation isn’t possible. |
| Foundation Crack Injection | $50 – $650 (per crack) | Single vertical cracks | Quick, non-invasive solution for poured concrete walls. |
| Sump Pump Installation | $500 – $3,000 (flat rate) | Water-prone areas or active leaks | Often paired with interior drainage systems. |
| Weeping Tile Replacement | $100 – $250+ | Poor drainage or clogged systems | Improves water flow away from your home’s foundation. |
Why Choose Us
Recognized for excellence in the Niagara region and Southern Ontario, RCC Waterproofing has earned multiple accolades for high-quality service and professional workmanship. Discover why homeowners repeatedly rely on us for waterproofing projects and say we are the best waterproofing company in the Niagara region.
RCC Waterproofing provides trusted basement waterproofing services throughout Niagara Falls, St. Catharines, and the surrounding region. Our experienced crews find and fix the source of your basement leaks, offering both interior and exterior waterproofing solutions tailored to Niagara’s soil conditions and climate. From older homes near downtown to newer builds along the Niagara Parkway, we keep your basement permanently dry.
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Before any waterproofing work begins, our Niagara-area sales reps will inspect your property and provide a written estimate — clearly outlining the work, timeline, and pricing. We don’t believe in vague ballparks or pushy upsells. Our goal is to give Niagara homeowners peace of mind and a clear path forward.
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We’re proud of the trust we’ve built across Niagara. RCC Waterproofing is reviewed on sites like HomeStars and TrustedPros, where residents of Niagara Falls and surrounding areas share their experiences with our crews. Whether it’s a minor crack repair or a full perimeter waterproofing job, we let our reputation speak for itself.
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We offer some of the most competitive rates in the Niagara market — without cutting corners. Every waterproofing job comes backed by RCC’s lifetime transferable warranty, giving you lasting protection and added home value. And yes — we stand by our lowest price guarantee in the Niagara area.
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With over 10,000 completed waterproofing jobs in Niagara alone, chances are we’ve already worked on a home just like yours. From bungalows in Thorold to split-levels in Welland, our crews have experience with the full spectrum of local foundation types and leak scenarios.
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We use proven waterproofing methods to stop leaks for good. Whether you need a quick interior membrane install or a full foundation dig and waterproofing, RCC Waterproofing has the tools, the crew, and the experience to get the job done right — the first time.
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Once we complete your basement waterproofing, your home is covered by our written lifetime warranty. It’s a long-term relationship: if any issues arise after the work is done, our team is just a phone call away — and we’ll return to make it right.
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We don’t compromise when it comes to products. RCC uses Hydro Guard and other industry-grade waterproofing systems to deliver long-lasting results. Our materials are chosen to perform in Niagara’s climate and withstand Ontario’s freeze-thaw cycles.
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Homeowners throughout Niagara refer us to family, friends, and neighbours — and we’re grateful. Our crews are respectful of your space, clean up thoroughly, and treat your home as if it were our own. That’s why RCC Waterproofing has become a household name across Niagara.
See Our Awards and Recognitionwaterproofing faq’s
The cost of the waterproofing job depends on a number of factors. Foundation depth, waterproofing method, and size of the job all affect the cost. To learn more about how much it costs to waterproof your home.
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In 2026, RCC Waterproofing offers an in-depth look at interior waterproofing, answering common questions homeowners have about this method. Host Anthony Parolin provides a site tour of an active interior waterproofing project and answers your questions.
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RCC Waterproofing is committed to our customers and the workmanship that we do on every job we go to. We offer a lifetime warranty guarantee because we are so confident in our external basement waterproofing system…
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The best way to you can find out about the quality of our waterproofing services is by speaking with prior RCC customers. Often times our customers who do business with RCC will recommend our services, attest to our workmanship and let you know about our…
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Waterproofing jobs typically take anywhere between a day to a week for an average job. Waterproofing job durations will vary depending on a number of factors: Type of foundation (concrete or stone), The material that must…
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Flood cleanup is never fun – especially after you start tallying up the damages to your home and personal belongings. Even just an inch of water can cost you new carpet, wallboard, appliances, and furniture. If you are cleaning up after a more devastating storm with deeper flood water…
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Waterproofing Projects throughout the Niagara region including Niagara Falls, Wiloughby, White Pigeon, Orchard Park, Stevensville, Fort Erie & more.
Internal Waterproofing in Niagara Falls Neighbourhood on Willick Rd.
Complete Foundation Leak Repair on Cullimore Avenue in Niagara Falls, ON
Niagara Falls Leaking Foundation Cracks Repair Project on Woodgate Street
Featured Niagara Waterproofing Projects
Check out our featured waterproofing projects completed throughout Niagara, showcasing the quality and range of solutions RCC Waterproofing provides. From foundation repairs to full basement waterproofing, our experienced crews have helped thousands of Niagara homeowners protect their properties. Browse the projects below to see real examples of our work and learn how we can help keep your basement dry and secure.
Reviews
Areas Served Niagara
No matter where you are in the Niagara region, RCC Waterproofing is here to provide expert basement waterproofing services tailored to your home’s needs. Our dedicated team understands the unique challenges posed by Niagara’s climate and soil conditions, delivering reliable solutions to keep your basement dry and your home protected.
We proudly serve the entire Niagara area, including these neighbourhoods:
Explore our featured Niagara blog posts below to gain valuable insights into basement waterproofing specific to the Niagara region. Whether you’re a homeowner looking to prevent leaks or interested in the latest waterproofing solutions suited to Niagara’s climate and soil conditions, our blogs provide helpful tips and expert advice. For a full collection of resources, browse all our blog posts and learn how RCC Waterproofing can protect your home from water damage.
At RCC Waterproofing, we help homeowners in Niagara and the surrounding area stay ahead of basement leaks and water damage at an affordable price. With limited-time offers like 5% off waterproofing services for qualifying groups, you can prevent minor moisture issues from progressing into major foundation repairs.
Combine these discounts with our Price Match Guarantee and 0% financing options to make essential work affordable. Every job comes with our Transferable Lifetime Warranty, ensuring your home stays protected for years.
At RCC Waterproofing, seniors receive 5% off any waterproofing job to help protect the homes you’ve built. Professional waterproofing prevents basement leaks, mold, and costly damage, keeping your home safe and dry.
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RCC Waterproofing proudly offers 5% off to military members who need waterproofing. Our professional waterproofing keeps your foundation dry and protected from water damage, cracks, and flooding.
Service areas
Ready to protect your home with quality waterproofing at a fair price? Contact us today for your free inspection and quote.
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