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TRUSTED BY NEWARK, DE HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon109
    Verified basement waterproofing services reviews

Find Basement waterproofing pros in Newark

Avatar for Waterproofing One
Waterproofing One
4.7(
152
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Newark, DE and surrounding areas

Approved

In business since 1999

Free estimates

Warranties offered

"They came out & explained how they were going to resolve the drainage issue from our basement & lawn. We were surprised at the depth of work they had done to ensure that this issue was resolved for the new owners. They did as they said they would do per the estimate. These guys worked so hard & got rained on a good bit of the day, yet that didn't stop them from completing the job. They went above & beyond. It has been over a month now & we are very pleased to see no drainage issues. Thanks Waterproofing One for coming to our rescue! Dave & Lisa"
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+7

9 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Quality 1st Basement Systems, Inc
Quality 1st Basement Systems, Inc
4.6(
230
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Newark, DE and surrounding areas

Approved

In business since 1998

Free estimates

Emergency services offered

"my whole home feels fantastic. very courteous and knowledgeable individuals. I would hire them again for all my basement waterproofing and basement remodeling needs in the future. Its hard to find a family run business with amazing values and professionalism. these guys have it all."
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+129

Response time10 hrs
Response rate99%
21 neighbors recently requested a quote
Avatar for A Waterproofing Solutions, Inc.
A Waterproofing Solutions, Inc.
4.8(
44
)
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Newark, DE and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"Scott Graham and his crew were extremely easy to work with. The work crew was courteous to me and to each other - very professional. Everyone on the crew got along. They were neat - the spaces where they worked were cleaner when they left than before they started. Most important to all, the drains and pumps they installed solved my wet basement problem. I highly recommend AWS."
services
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Waterproofing 1
Waterproofing 2
Waterproofing 3

+32

Response time7 hrs
Response rate96%
Recommended by97%of homeowners
Avatar for Basement Waterproofing Nationwide Inc
Basement Waterproofing Nationwide Inc
4.6(
183
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Newark, DE and surrounding areas

Approved

In business since 1987

Free estimates

Emergency services offered

"I helped my daughter with this crawlspace encapsulation work on her house. I solicited 3 quotes and it was an easy choice to go with Basement Waterproofing Nationwide. From the initial inspection and quote with Tim, the financing and finally the work with Will and his crew, everything went well. They completed the job to my expectations, answered all my questions and kept me informed all along the way. They actually finished the job in 3 days instead of 4. I highly recommend giving them a chance."
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Response time2 days
31 neighbors recently requested a quote
Recommended by92%of homeowners
Basement Waterproofing Specialists
4.0(
596
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Newark, DE 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
157 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Dry Tech Waterproofing Solutions
Dry Tech Waterproofing Solutions
4.4(
273
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Newark, DE and surrounding areas

Approved

Super Service Award Winner

In business since 2010

Free estimates

Emergency services offered

"Every phase of the basement waterproofing project was first-rate. Through sketches, the inspector/technician took the time to explain how a sub-floor pressure relief system works. In a knowledgeable and professional manner, he designed the system for our basement and presented a detailed project proposal with drawings. An affordable cost estimate was reached. Also, financing guidance was given to obtain a deferred interest loan. Three days later, the construction crew arrived to begin installation of the system. They were attentive to specific concerns and answered all questions completely and politely. Through discipline and hard work, they completed the job in two days, one day ahead of schedule. Upon completion, including a thorough clean-up, a tour was given of the newly installed system. Dry Tech Waterproofing Systems is a high quality and efficient company that I will highly recommend to family, friends, neighbors, and others."
Digging out the area
Filling in the crack
During
Insulation board is placed over the Water Shield
Water Shield

+24

Response time8 hrs
Response rate99%
168 neighbors recently requested a quote
Avatar for AVG Waterproofing
AVG Waterproofing
4.2(
27
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Newark, DE and surrounding areas

Approved

In business since 2015

Free estimates

Emergency services offered

"I had two jobs install a French drain sump pump in my basement and replace concrete in driveway to garage 26 ft by 5 ft and it was all done in a day and a half they cleaned up and left everything neat a crew of seven hard working guys will hire again thank you AVG waterproofing"
Encapsulation
Encapsulation
Basement
Basement
Basement

+11

Response time2 days
38 neighbors recently requested a quote
Recommended by82%of homeowners
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Showing 1-10 of 162
Basement Waterproofing questions, answered by experts

For basement waterproofing in Newark, choose materials that handle heavy clay soils and fluctuating groundwater. Exterior solutions like polymer-modified asphalt membranes and bentonite clay panels offer strong moisture barriers. For interior protection, crystalline waterproofing compounds and epoxy injection systems are effective for block foundations. Pair these with a high-capacity sump pump, interior French drain, and a 6-mil vapor barrier to address Newark’s frequent rain and humidity.

Helpful?

Homeowners in Newark should keep a digital hygrometer and moisture meter to track basement humidity, especially during the rainy spring and fall. Have a wet/dry vacuum, flashlight, and measuring tape ready for quick inspections and cleanups. Stock hydraulic cement for patching small cracks, silicone caulk for sealing joints, and extra dehumidifier filters. A backup sump pump battery and a drain snake help manage Newark’s sudden storms and soil drainage issues.

Helpful?

In Newark, signs that basement waterproofing may need to be redone include recurring water seepage after heavy rain, persistent musty odors, or new efflorescence on walls. Watch for widening cracks, paint bubbling, or a sump pump running more often than usual. If your system is over a decade old or wasn’t designed for Newark’s soil, schedule a professional inspection for peace of mind.

Helpful?

Begin by testing soil drainage and checking water table levels in Newark before starting your project. Schedule waterproofing during late summer or early fall when conditions are driest. Notify neighbors if excavation is planned and have underground utilities marked. Collect multiple quotes, arrange for timely material delivery, and document the basement’s condition before and after work. Set up a regular maintenance plan to handle Newark’s changing weather patterns.

Helpful?

When hiring basement waterproofing pros in Newark, prioritize contractors with proven experience handling local clay soils and seasonal flooding. Request at least three Newark-area references, check for insurance, and confirm they offer written warranties. Ensure they’re knowledgeable about Newark’s building codes and humid climate. Always ask for a detailed moisture assessment and be wary of unusually low bids or high-pressure sales tactics.

Helpful?

The Newark, DE homeowners’ guide to basement waterproofing services

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