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TRUSTED BY DOVER, NJ HOMEOWNERS

  • Average homeowner rating star icon4.9
    Average homeowner rating
  • Verified reviews icon97
    Verified basement waterproofing services reviews

Find Basement waterproofing pros in Dover

Avatar for American A-1 Waterproofing
American A-1 Waterproofing
4.7(
148
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Dover, NJ and surrounding areas

Approved

In business since 1990

Free estimates

Emergency services offered

"We recently had our basement waterproofed by the American A-1 Waterproofing Company, and I couldn't be happier with the job they did. From start to finish, the team at American A-1 Waterproofing was professional, knowledgeable, and dedicated to ensuring that my basement would be completely waterproof. First, the team came out to assess my basement and provide me with a detailed estimate of the work that needed to be done. They took the time to explain the process to me, answer my questions, and address any concerns I had. I felt like they really listened to my needs and customized their approach to fit my specific situation. Once the work began, the team was punctual, respectful, and efficient. They took great care to protect our home and belongings, and they kept us updated throughout the process. They worked quickly but thoroughly, and we were impressed by their attention to detail. The waterproofing work itself was top-notch. The team used high-quality materials and techniques to ensure that every nook and cranny of my basement was completely sealed and protected from water damage. They also installed 3 sump pump and created a French drain to further safeguard our home. A-1 did a great job waterproofing our flooded and leaking basement. They kept coming back as bigger rainstorms showed smaller leaks and waterproofed the inside and outside until stayed dry. Overall, I highly recommend American A-1 Waterproofing for anyone in need of basement waterproofing services. They are professional, knowledgeable, and dedicated to ensuring customer satisfaction. Thanks to their hard work, I now have a safe and dry basement that I can enjoy for years to come!"
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+14

Response time3 days
Response rate100%
5 neighbors recently requested a quote
Avatar for WEATHER-TITE WATERPROOFING INC.
WEATHER-TITE WATERPROOFING INC.
4.8(
100
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Dover, NJ and surrounding areas

Approved

Super Service Award Winner

In business since 1992

Free estimates

Warranties offered

"Professional, reliable, honest and hardworking. Bob was wonderful to work with! We urgently needed basement waterproofing and Bob was efficient and worked in a timely manner. I have already recommended Bob to a friend and will continue to do so!"
Response time12 hrs
36 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for American Eagle Waterproofing, LLC
American Eagle Waterproofing, LLC
4.8(
98
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Dover, NJ and surrounding areas

Approved

Super Service Award Winner

In business since 2009

Free estimates

Warranties offered

"Very neat with their work in a messy job. Laid down protective flooring to prevent mud from being tracked through my house. Went from a basement with ankle deep water to a waterproof basement with no water in the basement even after tropical storm rains."
waterproof
basement waterproofing
basement waterproofing
basement waterproofing
water under  floor

+6

Response time1 day
11 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Century Masonry & Waterproofing
Century Masonry & Waterproofing
4.9(
64
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Dover, NJ and surrounding areas

Approved

In business since 1996

Free estimates

Warranties offered

"We had water issues in our basement. They provided great, cost effective solution and explained all the steps for the resolution. Professional, knowledgeable and clean service. We are so satisfied we would not hesitate to recommend them!!"
The beginning
WaterGuard XL
Final Product
CleanSpace around support pillars
CleanSpace on the floor

+26

Response time1 day
8 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Blue Umbrella Waterproofing, LLC
Blue Umbrella Waterproofing, LLC
4.9(
57
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Dover, NJ and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"3 2 1 5.0 (163) Reviews All french drain50 clean36 job34 sump pump31 +6 Sort by Most relevant Newest Highest Lowest Christian Camilo 20 reviews·11 photos 2 minutes ago NEW Positive: Professionalism, Punctuality, Quality, Responsiveness Steve the owner, Tony and Crew @ Blue Umbrella Waterproofing did excellent work. They Truly exceeded my expectation. Steve is extremely customer focused and ensures that his customers have a good understanding of why certain thing need to â ¦ More Photo 1 in review by Christian Camilo Photo 2 in review by Christian Camilo Photo 3 in review by Christian Camilo Photo 4 in review by Christian Camilo +2 David Kirsten 1 review·2 photos 3 weeks ago NEW Positive: Professionalism, Punctuality, Quality, Responsiveness, Value Steve the Owner, Tony & Crew @ Blue Umbrella Waterproofing did a fantastic job from start to finish and exceeded our expectations. â ¦ More Photo 1 in review by David Kirsten Photo 2 in review by David Kirsten Blue Umbrella Waterproofing (Owner) 3 weeks ago Thank you David for such a positive, and detailed review. It was a pleasure to serve you, and to waterproof your basement. If you or your neighbors ever need us in the future, we are always here to help. Dolly Rana 4 reviews·3 photos 4 months ago Service: Foundation repair Iâ m glad I picked Blue Umbrella out of 3 companies I consulted to address the water issue in my basement. Tony & the crew were on time. Tony reviewed with me what/how theyâ re going to do. A brand new sump pump was installed which I liked. â ¦ More Photo 1 in review by Dolly Rana Photo 2 in review by Dolly Rana Blue Umbrella Waterproofing (Owner) 4 months ago Hello Dolly. Thank you for speaking so warmly of Blue Umbrella and for recommending us. We appreciate you taking time to leave us a review and for complimenting Tony, Steve and the Crew. Rishi Athanikar 1 review a day ago NEW Positive: Professionalism, Punctuality, Quality Steve and the Blue Umbrella team did an outstanding job with our basement waterproofing project. Their professionalism was evident from start to finish, and they went above and beyond to ensure a thorough and meticulous job, and exceed our â ¦ More Blue Umbrella Waterproofing (Owner) a day ago Thank you for the review Rishi, and for recommending us. We are proud of the work we did and glad we could help you waterproof your basement. Christian Camilo 20 reviews·11 photos 2 minutes ago NEW Positive: Professionalism, Punctuality, Quality, Responsiveness Steve the owner, Tony and Crew @ Blue Umbrella Waterproofing did excellent work. They Truly exceeded my expectation. Steve is extremely customer focused and ensures that his customers have a good understanding of why certain thing need to be done and what they are going to do. The entire process was incredibly smooth, Steve was very detailed in explaining step by step what was happening, he constantly and consistently checked-in to ensure all work passed his quality check. I was impressed by the install, from the scrub down and sanitizing they gave the basement, to the quality of their materials, the additional drain by the door they provided at no extra charge, and last but not least a draining area for the dehumidifier which saves me the twice daily trip down to the basement. I looked at a few waterproofing companies, and am glad I choose Blue Umbrella Waterproofing. They were reliable, efficient, had high-quality standard, and lastly upfront and honest. I would recommend them for any waterproofing needs."
OUR WORK
CARBON FIBER STRAP
Response time2 days
Response rate100%
15 neighbors recently requested a quote
Avatar for Quality 1st Basement Systems
Quality 1st Basement Systems
4.4(
312
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Dover, NJ and surrounding areas

Approved

In business since 1986

Free estimates

Emergency services offered

"I used this company first to install a dehumidifier and then a sump pump. Prices were reasonable and payment plan option available. My basement is now fully waterproof. The excellent customer service is polite and responds in a reasonable time. Awesome company!!!"
Additional Photos
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+181

Response time10 hrs
Response rate100%
52 neighbors recently requested a quote
Basement Waterproofing Specialists
4.0(
597
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Dover, NJ and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"I had a serious basement flooding problem. I had my basement waterproofed 2 times. it didn't work! Basement Waterproofing Specialists installed a commercial drain system and after 2 years I have never had a drop of water they are AMAZING, thank you Basement Waterproofing specialists YOU ARE THE BEST!"
Foundation Repair
 Before and After Stone Work
 Mirra Drain
 Mold Remediation
 Clean Work Areas

+67

Response time11 hrs
207 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for International Water Proofing & Construction, LLC
International Water Proofing & Construction, LLC
4.9(
19
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Dover, NJ and surrounding areas

Approved

In business since 2016

Free estimates

Small jobs welcome

We are a family company with 15 years of experience in the construction industry. We specialize in masonry work, concrete work and waterproofing. We will treat your home as we would our own. Give us a call today, we look forward to working with you!

Front Yard & Hardscape
After
Before
After
Before

+1

3 neighbors recently requested a quote
Recommended by89%of homeowners
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Showing 1-10 of 243
Basement Waterproofing questions, answered by experts

Whether to waterproof your basement from the interior or exterior depends on several factors, including your budget.

Exterior waterproofing is generally considered the superior method because it stops water at the source, preventing it from seeping into and damaging your basement walls. This approach offers the most protection, making it ideal if you use your basement for storage.

By contrast, interior waterproofing is often less expensive and requires less labor because the area is more accessible.

For maximum protection against water leakage and moisture, applying waterproofing measures to both the inside and outside is the best solution. However, if you must choose only one, stopping water from the outside is the most effective approach to preserve your foundation and prevent damage.

If foundation problems are not fixed, they will likely worsen over time, leading to more complex and expensive repairs. Neglecting a damaged foundation can cause a range of issues, including:

  • Structural Damage: Minor problems like small cracks can escalate into major structural issues. This can damage the house above the foundation and, in severe cases, lead to foundation walls caving in or a total collapse.

  • Water Damage and Pests: Moisture and water intrusion can cause flooding, mold growth, and pest infestations.

  • Health and Safety Risks: Mold can lead to poor indoor air quality and other health risks, while structural instability poses a significant safety hazard.

  • Reduced Home Efficiency: A compromised foundation can negatively impact your home's energy efficiency.

To avoid these escalating problems and costs, it's best to hire a foundation repair company to address any issues as soon as you become aware of them. The earlier problems are discovered and fixed, the lower the repair cost will likely be.

The most flood-resistant materials you can count on in a flood scenario are concrete, closed-cell insulation, foam insulation (also known as expandable foam), pressure-treated wood, marine-grade plywood, and ceramic tile. When a material is flood-resistant, it can withstand direct contact with floodwater for at least 72 hours without being significantly damaged.

French drains and yard grading systems are two highly effective ways to fix standing water around the foundation. Since the French drain uses a perforated pipe covered by gravel, you won’t have to worry about water taking the soil away from your foundation. Meanwhile, yard grading levels out the ground to prevent water from gathering around your foundation.

It is better to have a crawl space that is tailored to the outside temperature, your needs, and the season. For example, it is much better to have a vented space when it’s very hot outside and your AC bills are sky-high. Conversely, when the temperature drops and humidity rises, it is almost always better to have your vents shut and covered if possible.

The Dover, NJ homeowners’ guide to basement waterproofing services

From average costs to expert advice, get all the answers you need to get your job done.