Best Basement Waterproofing Contractors in Brooklyn, NY

23 contractors listed · all 23 in Brooklyn · 2 open 24/7 · 20 open weekends · 19 rated 4.5+

Data verified October 18, 2026

Hi Tech Contracting & Restoration Corp

Hi Tech Contracting & Restoration Corp

4.9 50 reviews
“I used them for both roofing entire warehouse as well as our driveway in our packing lot.”
Free consultationBBB A+Since 1993Family-owned
201 Bay 43rd St 2nd FL
i
Brick Tech Contracting Corp

Brick Tech Contracting Corp

4.7 48 reviews
“Asad came out and gave me a reasonable quote and was very understanding about my timeframe.”
License #2088493Financing availableSince 1980Serves Brooklyn, Queens +3Free consultationOpen 24 hours
2855 Cropsey Ave
i
White Marble Construction Inc

White Marble Construction Inc

4.9 49 reviews
“Also he showed up on time and goes above and beyond to do extra work that wasn't included for free.”
Free estimatesLicense #2074842-DCA24/7 emergency service15+ yearsServes Brooklyn, New York CityLocally owned
8726 19th Ave
i
MUX Construction INC

MUX Construction INC

5.0 50 reviews
“Very easy to work with, very humble people, very reasonable prices, whenever I need work they are the one I will call.”
Free consultationLicensedSince 2021
2104 E 65th St
i
SAS Roofing & Waterproofing

SAS Roofing & Waterproofing

4.7 46 reviews
“I've used them a number of times now on a variety of projects.”
Insured & bondedBBB A+Since 2000Serves Brooklyn, Manhattan +2Free consultationFamily-owned
552 Rugby Rd
i
Aslam & Sons General Construction Inc.

Aslam & Sons General Construction Inc.

4.8 43 reviews
“Workers did a excellent job on brick pointing and painting in our basement.”
New York license #768125+ yearsServes Brooklyn, Queens +2
723 E 5th St #5b
i

The 23 contractors listed for Brooklyn, NY work on wet basements, foundations and crawl spaces. Warranty claims, free inspection offers and hours come from each company's own website. Diagnoses in this trade vary widely, so read more than one before committing to a system.

Area overview: Brooklyn, NY

All 23 contractors we list here are in Brooklyn itself. We have 38 contractors in Brooklyn on file; this page shows the highest-rated 23. The contractors on this page are rated from 4.0 to 5.0 across 918 reviews; 7 have 50 or more reviews and 19 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (90%), quality (87%) and responsiveness (84%). The topics that come up most in reviews of the contractors on this page are "price", "communication" and "estimates". 2 are open around the clock; 20 are open on Saturdays and 17 on Sundays. The services the contractors on this page list most often on their websites are roofing (4), waterproofing (4), concrete work (3), general contractor (2) and gutter (2). 9 show a license on their websites and 2 have a BBB rating of A or A+. Domain records put 8 websites of the contractors on this page at ten or more years old; the oldest dates from 2004. 2 offer emergency call-outs; 1 offers financing or payment plans; 17 give free estimates; 7 are family- or locally-owned and 1 lists coupons or special offers. We count these figures across the contractors on this page; hours and prices change, so confirm the details with the contractor before you book.

How many opinions should I get for a damp problem?

There are 23 listings for Brooklyn. Get more than one assessment before you commit, because diagnoses in this trade differ more than prices do, and one crew's interior system is another crew's regrading job. Compare what each says is causing the water, not just the total at the bottom of the page.

BNP Consulting Roofing

BNP Consulting Roofing

5.0 50 reviews
“From the initial consultation to the final result, the team were professional, efficient, and communicated well.”
Free consultation579 projects completedSince 2002Serves New YorkFamily-owned
149 Norman Ave
i
New Dynamic Builders

New Dynamic Builders

4.5 15 reviews
“They were responsive and were able to answer my questions and complete the work quickly.”
Free consultationBBB A+Since 2013
1699 Brooklyn Ave
i
Prime Stucco Supply

Prime Stucco Supply

4.8 36 reviews
“I had a great experience vising Prime Stucco Supply,they were very informative and took time to answer my questions.”
Serves Brooklyn, Manhattan +8Since 2009
1271 McDonald Ave
i
Excelon Construction -Brownstone and Exterior Facade Restoration

Excelon Construction -Brownstone and Exterior Facade Restoration

5.0 30 reviews
“This particular job had some complications that were not foreseen they were able to immediately adjust the scope of work and complete the job”
Licensed & insuredReplies within 1 business daySince 2005Serves Brooklyn, ManhattanFamily-ownedFree consultation
533 E 2nd St Apt. B2
i
Sq Contracting

Sq Contracting

5.0 24 reviews
“I would highly recommend SQ to anyone looking to work with a reliable contractor on a wide range of home improvement projects - these guys are gems!”
Open 24 hours
601 Kosciuszko St
i
Progressive Contracting Corp

Progressive Contracting Corp

4.8 19 reviews
“Multiple times they went above and beyond to accommodate timelines, tenants and surprises that cropped up (as they always do).”
Free phone consultationServes Brooklyn, NY, Manhattan, NYSince 2019
88 Church Ave 2nd Floor
i
New York Pavers

New York Pavers

4.6 17 reviews
“After taking the time to discuss all of my options, and with a lot of good information, we found a beautiful style of stone that fit my backyard.”
Free estimatesInsuredServes Brooklyn, Queens +2Since 2008
2907 Avenue Z
i
Core Construction Group

Core Construction Group

5.0 16 reviews
“Saif did a complete renovation inside and out of my medical office on Coney Island Avenue”
Free estimatesInsured & bondedServes Brooklyn, Manhattan +3Since 2017
1439 Ocean Ave
i
Atlantic Construction Corp

Atlantic Construction Corp

4.3 5 reviews
“Did an amazing job, would definitely recommend this guys, keep up the good work 👍 …”
LicensedSince 2000Family-ownedLocally owned
2824 Farragut Rd
i
Rtfn Construction

Rtfn Construction

4.3 8 reviews
“Once the date and time were set to begin on the project Riyad and his team were very efficient in removing 4 layers of old shingles on the roof that had been covered over and over again.”
Free consultationLicensedSince 2023Family-owned
350 E 8th St
i
B&D Construction

B&D Construction

4.4 15 reviews
“They restored the front woodwork beautifully, painted the back of the house and replaced the wood in the back that had been destroyed by squirrels.”
Since 2001Family-owned
Brooklyn, NY
i
Zavza Seal LLC

Zavza Seal LLC

5.0 6 reviews
“They explained what was needed and completed it.”
Coupons & offersFree consultationSince 2021Financing
1206 Avenue J #3rd
i
Foundation Repair NYC

Foundation Repair NYC

5.0 10 reviews
“I'd totally recommend Foundation Repair NYC if you're dealing with any foundation issues.”
Free consultationLicensedSince 2019
696 Grand St Ste 2
i
Home X Contracting Corp.

Home X Contracting Corp.

5.0 12 reviews
“Will work again with this contractor for pointing work to be done on other buildings.”
Free consultationLicensedSince 2021
902 43rd St suite #9A
i
Paradise Construction

Paradise Construction

4.0 4 reviews
“Thanks Paradise Construction for your facade and exterior restoration service.”
Free estimates1,520 clients served30+ yearsFamily-owned
898 Bay Ridge Ave
i
AK Roofing 3D

AK Roofing 3D

5.0 15 reviews
“Very good service, I recommend this company for any kind of job”
Since 2019
666 Hemlock St
i
New York Brick Pointing

New York Brick Pointing

5.0 3 reviews
“To hire this masononry team to update my front stoop, steps and patio was the best decision ever made for my Flatbush two family building.”
Free consultationLicensedSince 2003Insurance accepted
2907 Avenue Z
i
HomeWaterproofing ContractorsNew YorkBrooklyn, NY

Why these companies made our list

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