Top-rated basement waterproofing pros.

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TRUSTED BY FARMINGDALE, NY HOMEOWNERS

Average homeowner rating star icon4.8
Average homeowner rating
Verified reviews icon15
Verified basement waterproofing services reviews

Basement waterproofing pros in Farmingdale

Avatar for Long Hill Masonry Corp
Long Hill Masonry Corp
80 Horseblock Road
4.92(
26
)
Approved Pro
Long Hill Masonry Corp
80 Horseblock Road
4.92(
26
)
Approved Pro
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
25 local quotes requested

**We have now expanded our Foundation Services**Long Hill Masonry has been providing a tradition of expert craftsmanship, quality and service for over 30 years. The company is owned and operated by Joseph Tavella, who himself comes from generations of masons. It is our goal to achieve the highest standard of quality in every project. We guarantee our workmanship for one full year, and most projects are payable upon completion of job take a look at our website at www.longhillmasonry.com

"Joe Cam down to do an estimate and he was very knowledgeable. The Quote was Fair and I had hired them to do the job. They came on time and the job came out great. I would recommend Long Hill to everyone I know"

Christian G on August 2023

**We have now expanded our Foundation Services**Long Hill Masonry has been providing a tradition of expert craftsmanship, quality and service for over 30 years. The company is owned and operated by Joseph Tavella, who himself comes from generations of masons. It is our goal to achieve the highest standard of quality in every project. We guarantee our workmanship for one full year, and most projects are payable upon completion of job take a look at our website at www.longhillmasonry.com

"Joe Cam down to do an estimate and he was very knowledgeable. The Quote was Fair and I had hired them to do the job. They came on time and the job came out great. I would recommend Long Hill to everyone I know"

Christian G on August 2023


Avatar for Diamond Masonry & Waterproofing
Diamond Masonry & Waterproofing
1378 Whittier Avenue
New on HomeAdvisorNew on Angi
Approved Pro
Diamond Masonry & Waterproofing
1378 Whittier Avenue
New on AngiNew on HomeAdvisor
Approved Pro
22 local quotes requested
25 years of experience

Diamond Masonry & Waterproofing was founded on a passion for the trade. We have been in the masonry and basement waterproofing trade since 1988 and formed diamond masonry & waterproofing in 2000.our knowledge and expertise of the industry has led us to small jobs and large scale commercial projects. No job is the same so we enjoy the challenges of all projects.

Diamond Masonry & Waterproofing was founded on a passion for the trade. We have been in the masonry and basement waterproofing trade since 1988 and formed diamond masonry & waterproofing in 2000.our knowledge and expertise of the industry has led us to small jobs and large scale commercial projects. No job is the same so we enjoy the challenges of all projects.


Avatar for Right Stone Masonry
Right Stone Masonry
850 Bronx River Road
5.00(
6
)
Approved Pro
Right Stone Masonry
850 Bronx River Road
5.00(
6
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
171 local quotes requested

Right Stone Masonry takes pride in helping residential, commercial, and industrial property owners maintain safety, preserve character, and repair masonry structures, whether You want to keep Your building in great condition or achieve a new vision entirely.

"James and his team were quick, punctual, and James was incredibly responsive, always responding to calls or texts within minutes. Proposed a sound engineering solution to a challenging problem, where other contractors I spoke to offered expensive decorative solutions that would not have addressed the problem. The finished work is also beautiful, and adds to the appeal of our back yard. I would hire him and his team again."

David M on January 2025

Right Stone Masonry takes pride in helping residential, commercial, and industrial property owners maintain safety, preserve character, and repair masonry structures, whether You want to keep Your building in great condition or achieve a new vision entirely.

"James and his team were quick, punctual, and James was incredibly responsive, always responding to calls or texts within minutes. Proposed a sound engineering solution to a challenging problem, where other contractors I spoke to offered expensive decorative solutions that would not have addressed the problem. The finished work is also beautiful, and adds to the appeal of our back yard. I would hire him and his team again."

David M on January 2025


Charlie Lopez Barillas
710 23rd Street Apt 1
New on HomeAdvisorNew on Angi
Approved Pro
Charlie Lopez Barillas
710 23rd Street Apt 1
New on AngiNew on HomeAdvisor
Approved Pro
63 local quotes requested
10 years of experience

Charlie Lopez Barillas is a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"-"

Oona C on April 2025

Charlie Lopez Barillas is a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"-"

Oona C on April 2025


Avatar for Lorenzo Napolitano Construction Inc.
Lorenzo Napolitano Construction Inc.
4 Quogue Plaza Trail
4.93(
15
)
Approved Pro
Lorenzo Napolitano Construction Inc.
4 Quogue Plaza Trail
4.93(
15
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
31 years of experience

We’re dedicated to providing our clients with the very best in concrete installation for driveways, sidewalks, patios, steps, and a variety of other projects. We also specialize in all Stone Work including fireplace installations, pavers, & stucco siding. With over 25 years of industry experience, we take and enormous amount of pride in the attention to detail put into each of the projects we're involved with. We're known for our quality work and the integrity of our business. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.

"Lorenzo was responsive, prompt and fair. He and his team installed a drywall for us to help with water in our basement 6 months ago. So far, everything is working well."

Andrea b on March 2024

We’re dedicated to providing our clients with the very best in concrete installation for driveways, sidewalks, patios, steps, and a variety of other projects. We also specialize in all Stone Work including fireplace installations, pavers, & stucco siding. With over 25 years of industry experience, we take and enormous amount of pride in the attention to detail put into each of the projects we're involved with. We're known for our quality work and the integrity of our business. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.

"Lorenzo was responsive, prompt and fair. He and his team installed a drywall for us to help with water in our basement 6 months ago. So far, everything is working well."

Andrea b on March 2024


Avatar for All Liberty Construction, Inc.
All Liberty Construction, Inc.
25 Crystal Beach Boulevard
4.89(
171
)
Approved Pro
All Liberty Construction, Inc.
25 Crystal Beach Boulevard
4.89(
171
)
Approved Pro
Customers say: True professional
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
211 local quotes requested

All Liberty Construction, Inc. is proud to be serving the area with expert services, with your satisfaction as our ultimate goal. With years of experience in our area of expertise, you can rest assured that your project will receive the high quality craftsmanship that only experience can bring. Call on us today, you will be glad you did!

"Nick and his team were excellent They were professional, prompt and polite. They helped us with masonry repairs to an older brick property wall and did a wonderful job. I will call them again for future projects. "

Jim S on June 2025

All Liberty Construction, Inc. is proud to be serving the area with expert services, with your satisfaction as our ultimate goal. With years of experience in our area of expertise, you can rest assured that your project will receive the high quality craftsmanship that only experience can bring. Call on us today, you will be glad you did!

"Nick and his team were excellent They were professional, prompt and polite. They helped us with masonry repairs to an older brick property wall and did a wonderful job. I will call them again for future projects. "

Jim S on June 2025


Avatar for New Horizon Homes, Inc.
New Horizon Homes, Inc.
1430 Hallock Avenue
4.83(
12
)
Approved Pro
New Horizon Homes, Inc.
1430 Hallock Avenue
4.83(
12
)
Approved Pro
Customers say: Quality work
15 local quotes requested
23 years of experience

New Horizon Homes, Inc. is locally owned and operated. We pride ourselves on providing quality work and great customer service. Our customer's complete satisfaction is our top priority! Please call today for your free estimates.

"I dealt with the owner Paul from start to finish. We had purchased all of the materials for the renovation of our bathroom as well as our master bedroom, halls and entire first floor ceiling. Paul and his crew made our entire plan come alive and completed the project in the time span they had promised. We are thrilled with how well every thing went. We had them do an additional project on the exterior of our house after completion of the interior work and this was handled as well. the few minor problems that occurred were rectified with no delay, and to our complete satisfaction."

tom s on December 2017

New Horizon Homes, Inc. is locally owned and operated. We pride ourselves on providing quality work and great customer service. Our customer's complete satisfaction is our top priority! Please call today for your free estimates.

"I dealt with the owner Paul from start to finish. We had purchased all of the materials for the renovation of our bathroom as well as our master bedroom, halls and entire first floor ceiling. Paul and his crew made our entire plan come alive and completed the project in the time span they had promised. We are thrilled with how well every thing went. We had them do an additional project on the exterior of our house after completion of the interior work and this was handled as well. the few minor problems that occurred were rectified with no delay, and to our complete satisfaction."

tom s on December 2017


Ruben's Masonry
Yalta Drive
No reviews
Ruben's Masonry
Yalta Drive
No reviews
5 years of experience

Specializing in masonry including: concrete, cement, driveways, patios, stairs, egress windows, entrance to basements, chimneys, stucco, etc.

Specializing in masonry including: concrete, cement, driveways, patios, stairs, egress windows, entrance to basements, chimneys, stucco, etc.


K&J Home improvement
124 Morris Avenue
No reviews
K&J Home improvement
124 Morris Avenue
No reviews
7 years of experience

We specialize in general home improvements from paint to other ends like accent walls and built-in’s. for almost a decade K&J Home Improvement has been the go to for home owners.

We specialize in general home improvements from paint to other ends like accent walls and built-in’s. for almost a decade K&J Home Improvement has been the go to for home owners.


Btouchup construction
No reviews
Btouchup construction
No reviews
31 years of experience

Btouchup construction is very reliable company with fully insured family business. Have very good experience in take care the customers. Very punctual with Time,Communication,and skillelds

Btouchup construction is very reliable company with fully insured family business. Have very good experience in take care the customers. Very punctual with Time,Communication,and skillelds

...
Showing 1-10 of 205

FAQs for basement waterproofing projects in Farmingdale, NY

Due to the nature of basements, some level of waterproofing is necessary to prevent water from seeping in and causing damage. Some definitive signs that your basement needs waterproofing measures or needs existing waterproofing measures need to be updated include:

  • Water in your basement, including damp walls or puddles on the floor

  • Mold spots in your basement

  • Musty smells or odors

  • Warped doors or walls

  • Cracks in walls

  • Insect issues, such as cockroaches and termites

You can DIY basement waterproofing in some ways to help save on the overall costs. If your basement isn’t experiencing a lot of water but is noticeably humid, you can try running a dehumidifier that will pull the excess water out of the air. If you notice water leaking due to outdoor drainage issues, you can add downspout extensions to keep rainwater away from your home. 

However, if the problem is more severe and requires a more extensive solution, it’s best to call a basement waterproofing professional to assess the treatment you need and install waterproofing safeguards properly. Since keeping water out of your basement is important, ensuring this job is done correctly the first time is best.

Damp proofing and waterproofing are both methods to help keep your basement dry. Damp proofing keeps soil moisture from entering your basement, which is helpful since your basement is underground. Waterproofing, however, keeps both soil moisture and liquid water out of the basement, which is essential, especially if you live in a wet environment. Because it’s more protective, waterproofing typically costs more than damp proofing.

Several factors dictate if you should waterproof the interior or exterior of your basement. Waterproofing the exterior of your home is a great option if you use your basement for storage, as it provides the most protection from water and water damage. If you prefer work done outside of your home versus inside, exterior waterproofing is best for you. However, interior waterproofing is often less expensive since the area is easier to reach and requires less labor.

The cost of basement waterproofing is $4,950 for the average homeowner. However, you could end up paying between $600 and $14,000, depending on factors like basement size, waterproofing method, and the region you live in. 

If you live in an area with heavy rainfall, you might be paying more for waterproofing than if you lived somewhere drier since waterproofing contractors would be in high demand. Likewise, a 500-foot basement costs between $2,500 and $5,000 to waterproof, but that price rises significantly for a larger basement.

The Farmingdale, NY homeowners’ guide to basement waterproofing services
From average costs to expert advice, get all the answers you need to get your job done.
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