
Get matched with top foundation repair specialists in East Hampton, NY
There are 9 highly-rated local foundation repair specialists.
Need a pro for your foundation repair project in East Hampton, NY?
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Verified Reviews for Foundation Repair pros in East Hampton, NY
*The Angi rating for Foundation Repair companies in East Hampton, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Foundation Repair needs.
*The HomeAdvisor rating for Foundation Repair companies in East Hampton, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Foundation Repair needs.
Last update on December 11, 2025
Find Foundation repair specialists in East Hampton
Basement Man
Basement Man
WHY--THIS IS A JOB FOR BASEMENT MAN!!! Your locally owned and operated Basement Waterproofing Specialist. Why am I YOUR Basement Waterproofing Specialist? Because over a 38 year period, I've built over 110 customer homes all over Long Island and I know Basements! We stand behind and guarantee all of our work, so give us a call anytime for a free estimate.
"Things went great I'd hire him again"
John R on May 2025
WHY--THIS IS A JOB FOR BASEMENT MAN!!! Your locally owned and operated Basement Waterproofing Specialist. Why am I YOUR Basement Waterproofing Specialist? Because over a 38 year period, I've built over 110 customer homes all over Long Island and I know Basements! We stand behind and guarantee all of our work, so give us a call anytime for a free estimate.
"Things went great I'd hire him again"
John R on May 2025

Twin Fork Waterproofing, LLC
Twin Fork Waterproofing, LLC
For over 30 years Twin Fork Waterproofing, Inc. has been a family owned and operated business located on the East End of Long Island. We have been the #1 choice of thousands of homeowners and businesses on the North and South Forks and Shelter Island for basement waterproofing and mold disinfection, safe insulation, foundation repair, drainage systems, dehumidifiers, remediation of rodent feces, etc. Twin Fork Waterproofing, Inc. Uses all environmentally safe mildicides and disinfections for your safety and guarantees our work. Call or text us today for a free evaluation.
"Just excellent start to finish - I’ve been battling water in my basement for years and finally have no more anxiety during a heavy rainstorm. The new humidifier and waterproofed basement was money well spent - and the work and care from this top notch team was outstanding. Highly recommend them. Quality work at a fair price."
Marian Z on May 2025
For over 30 years Twin Fork Waterproofing, Inc. has been a family owned and operated business located on the East End of Long Island. We have been the #1 choice of thousands of homeowners and businesses on the North and South Forks and Shelter Island for basement waterproofing and mold disinfection, safe insulation, foundation repair, drainage systems, dehumidifiers, remediation of rodent feces, etc. Twin Fork Waterproofing, Inc. Uses all environmentally safe mildicides and disinfections for your safety and guarantees our work. Call or text us today for a free evaluation.
"Just excellent start to finish - I’ve been battling water in my basement for years and finally have no more anxiety during a heavy rainstorm. The new humidifier and waterproofed basement was money well spent - and the work and care from this top notch team was outstanding. Highly recommend them. Quality work at a fair price."
Marian Z on May 2025

Foundation Crack Repair, LLC
Foundation Crack Repair, LLC
The team at Foundation Crack Repair can diagnose any problems with the concrete, or brick surfaces in and around your Long Island home. We are also here to make sure that you are practicing regular maintenance procedures to ensure that you are keeping things from further repair or replacement. Our team is skilled in ascertaining problems related to concrete foundations and can discuss all of your repair options with you as well as reliable home remodeling services to take the next step with finishing touches. We also make every customer experience flexible and customized so that we can work with you on whatever you need from schedule to budget. Our services go above and beyond any other Long Island because we work with you on every step and every crack that you need to be addressed.
"Everybody was amazing very professional from Kayla on the phones to Tyler on the estimate. the work was done in a timely manner decently priced 10 out of 10 recommend"
nel s on November 2025
The team at Foundation Crack Repair can diagnose any problems with the concrete, or brick surfaces in and around your Long Island home. We are also here to make sure that you are practicing regular maintenance procedures to ensure that you are keeping things from further repair or replacement. Our team is skilled in ascertaining problems related to concrete foundations and can discuss all of your repair options with you as well as reliable home remodeling services to take the next step with finishing touches. We also make every customer experience flexible and customized so that we can work with you on whatever you need from schedule to budget. Our services go above and beyond any other Long Island because we work with you on every step and every crack that you need to be addressed.
"Everybody was amazing very professional from Kayla on the phones to Tyler on the estimate. the work was done in a timely manner decently priced 10 out of 10 recommend"
nel s on November 2025
Grady's Painting Plastering/Construction
Grady's Painting Plastering/Construction
WE SPECIALIZE IN THE HISTORICAL REPAIR AND RESTORATIONS FOR INTERIOR AND EXTERIOR. WE WORK THE WHOLE STATE OF NEW JERSEY, MARYLAND, WASHINGTON DC, CONNECTICUT, VIRGINA AND MASSACHUSETTS. WE ARE LICENSED AND INSURED IN ALL STATES. WE ARE WILLING TO TRAVEL, ANY JOB SMALL OR LARGE. CONSULTATION AND TRANSPORTATION FEES WILL APPLY. WE DO WINDOW REPAIR. PLASTER REPAIRS. AND ALL MASONRY REPAIRS
"We had cracks in the dyed mortar of the bricks above our garage. Grady took the time to match the color, even with the color having aged 10 years, and you would not even be able to tell that there was new mortar. If your project is anything like ours, you will not be disappointed."
Bradley S on August 2024
WE SPECIALIZE IN THE HISTORICAL REPAIR AND RESTORATIONS FOR INTERIOR AND EXTERIOR. WE WORK THE WHOLE STATE OF NEW JERSEY, MARYLAND, WASHINGTON DC, CONNECTICUT, VIRGINA AND MASSACHUSETTS. WE ARE LICENSED AND INSURED IN ALL STATES. WE ARE WILLING TO TRAVEL, ANY JOB SMALL OR LARGE. CONSULTATION AND TRANSPORTATION FEES WILL APPLY. WE DO WINDOW REPAIR. PLASTER REPAIRS. AND ALL MASONRY REPAIRS
"We had cracks in the dyed mortar of the bricks above our garage. Grady took the time to match the color, even with the color having aged 10 years, and you would not even be able to tell that there was new mortar. If your project is anything like ours, you will not be disappointed."
Bradley S on August 2024

E & M Waterproofing Inc
E & M Waterproofing Inc
At E&M Basement Waterproofing we take pride in finding, diagnosing, and correcting your water problem. Making basements dry and keeping them dry is our only business since 1979. We are family-owned and operated therefore giving you the service you deserve. We provide Basement Waterproofing, Exterior Waterproofing, and Lot Drainage to all of Long Island & the 5 Boroughs: Nassau, Suffolk, Queens, Brooklyn, & Manhattan.
"Ed and his team are FANTASTIC! Based on the great reviews by others on AL, I called Ed and he came to inspect our home. Although he had a busy schedule, he was able to squeeze us in quickly ( we really needed it!), and the recent storm left us dry and comfy for the first time in years! The work was first rate, and when they left, you could not tell that anything had been done- the area was pristine. I would recommend Ed for all your waterproofing needs! He really lives up to his reputation!"
RICHARD O on August 2020
At E&M Basement Waterproofing we take pride in finding, diagnosing, and correcting your water problem. Making basements dry and keeping them dry is our only business since 1979. We are family-owned and operated therefore giving you the service you deserve. We provide Basement Waterproofing, Exterior Waterproofing, and Lot Drainage to all of Long Island & the 5 Boroughs: Nassau, Suffolk, Queens, Brooklyn, & Manhattan.
"Ed and his team are FANTASTIC! Based on the great reviews by others on AL, I called Ed and he came to inspect our home. Although he had a busy schedule, he was able to squeeze us in quickly ( we really needed it!), and the recent storm left us dry and comfy for the first time in years! The work was first rate, and when they left, you could not tell that anything had been done- the area was pristine. I would recommend Ed for all your waterproofing needs! He really lives up to his reputation!"
RICHARD O on August 2020

Universal Roofing & Chimney of LI Inc
Universal Roofing & Chimney of LI Inc
Welcome To Universal Roofing and Chimney I am Art owner of the company; I have been in the roofing and Masonry industry for more than 20 years. I have seen many companies working in this field without caring for their customers. I opened my company, and I can proudly say that my staff and I genuinely care for our customers. I am always within the scope of my customer base and always ready to provide the estimate of the products and services they needed. Universal roofing & Chimney is a family owned business, and as I am a family oriented person, I truly love to work in this industry, to uphold the reputation of my family high. My father started Mason when he was 15 years old he was & is number one building the houses from ground up, but he use to like more Mason work which he teaches me how to built houses do mason concrete clay shingle and flat roof, i start working part time with my father when i was 12 years old he use to take me around and show me how to build houses. I been working full time now more than 10 years but my father is retired now and I would like to extend the heights to see him proud of our company. Some people in this industry have given the poor standing by their nefarious deeds and practices, but I want to say that not everyone is like that. I have been serving Long Island for over 5 years and as local expert, we pride ourselves in providing outstanding services to commercial and residential customer base, as well. Customers can simply call me at my cell number 917-744-7943 to get a free estimate on all our Roofing, Chimney, Gutter, and Masonry services, and I assure them to give 10% off the cheapest estimate than other company is providing. We are always happy to receive the call enquiries and our emergency services are available 24 hours 7 days a week in Suffolk. Call us now to get the best estimate on all our Roofing and Chimney services. Services: Chimney Cleaning as low as $24.95 gutter cleaning as low as 34.95 Chimney Inspections Chimney Service Blockage Removal Chimney Problems Chimney Liners Chimney Caps Chimney & Fireplace Maintenance Chimney Repair Animal Removal From Chimneys roof leaks repair & removed and replaced Siding repair removed & replaced
"Beyond thrilled with how the entire project went. Universal Roofing & Chimney gave me a good price on a whole new roof plus we did new gutters as well. The cost was well worth it knowing the warranty we have now and to know it was done right. The crew worked well and cleaned everything up when they were done."
Karen G on March 2024
Welcome To Universal Roofing and Chimney I am Art owner of the company; I have been in the roofing and Masonry industry for more than 20 years. I have seen many companies working in this field without caring for their customers. I opened my company, and I can proudly say that my staff and I genuinely care for our customers. I am always within the scope of my customer base and always ready to provide the estimate of the products and services they needed. Universal roofing & Chimney is a family owned business, and as I am a family oriented person, I truly love to work in this industry, to uphold the reputation of my family high. My father started Mason when he was 15 years old he was & is number one building the houses from ground up, but he use to like more Mason work which he teaches me how to built houses do mason concrete clay shingle and flat roof, i start working part time with my father when i was 12 years old he use to take me around and show me how to build houses. I been working full time now more than 10 years but my father is retired now and I would like to extend the heights to see him proud of our company. Some people in this industry have given the poor standing by their nefarious deeds and practices, but I want to say that not everyone is like that. I have been serving Long Island for over 5 years and as local expert, we pride ourselves in providing outstanding services to commercial and residential customer base, as well. Customers can simply call me at my cell number 917-744-7943 to get a free estimate on all our Roofing, Chimney, Gutter, and Masonry services, and I assure them to give 10% off the cheapest estimate than other company is providing. We are always happy to receive the call enquiries and our emergency services are available 24 hours 7 days a week in Suffolk. Call us now to get the best estimate on all our Roofing and Chimney services. Services: Chimney Cleaning as low as $24.95 gutter cleaning as low as 34.95 Chimney Inspections Chimney Service Blockage Removal Chimney Problems Chimney Liners Chimney Caps Chimney & Fireplace Maintenance Chimney Repair Animal Removal From Chimneys roof leaks repair & removed and replaced Siding repair removed & replaced
"Beyond thrilled with how the entire project went. Universal Roofing & Chimney gave me a good price on a whole new roof plus we did new gutters as well. The cost was well worth it knowing the warranty we have now and to know it was done right. The crew worked well and cleaned everything up when they were done."
Karen G on March 2024

ACM Basement Waterproofing, Inc.
ACM Basement Waterproofing, Inc.
ACM Basement Waterproofing is a family-owned and operated waterproofing company that has served as Long Island's certified waterproofing specialists for over 25 years. We are experts in basement waterproofing, French drain systems, pressure relief systems, sump pumps, egress windows, mold, and more. We provide lasting solutions for water and mold problems in basements and crawlspaces. Our team is reliable, reputable and friendly, and contains several waterproofing specialists certified by the Basement Health Association.
"We purchased a beach house that had an open French drain and 2 sump pumps in the basement. We spoke with several contractors, none of whom diagnosed why the pumps were running continuously and why the sisterns were always bubbling up water onto the front lawn. ACM diagnosed the problem, explained to us what was wrong. They were the only people we spoke to who really understood what the issue was. They recommended several upgrades, installed the new basement floor and sump pumps. This fixed the issue. They completed the work on time and on budget. HIGHLY RECOMMNEDED "
BandW R on December 2025
ACM Basement Waterproofing is a family-owned and operated waterproofing company that has served as Long Island's certified waterproofing specialists for over 25 years. We are experts in basement waterproofing, French drain systems, pressure relief systems, sump pumps, egress windows, mold, and more. We provide lasting solutions for water and mold problems in basements and crawlspaces. Our team is reliable, reputable and friendly, and contains several waterproofing specialists certified by the Basement Health Association.
"We purchased a beach house that had an open French drain and 2 sump pumps in the basement. We spoke with several contractors, none of whom diagnosed why the pumps were running continuously and why the sisterns were always bubbling up water onto the front lawn. ACM diagnosed the problem, explained to us what was wrong. They were the only people we spoke to who really understood what the issue was. They recommended several upgrades, installed the new basement floor and sump pumps. This fixed the issue. They completed the work on time and on budget. HIGHLY RECOMMNEDED "
BandW R on December 2025

GENERAL BRICK DESIGNS
GENERAL BRICK DESIGNS
Owner Eddie Costanzo is a unique combination of master stone mason and structural engineer. Licensed and insured and on every job. All of his employees have been with him for many years and are dedicated to keeping up the impeccable record with the Bureau of Consumer Affairs of not one complaint in all the years in business for over 25 years. Former Army Corp. of Engineers takes on the most challenging of building and structural problems as well as all stone and paver masonry that is done in a special way to have lasting beauty and no settling. Member of the BBB holding an A+ rating.
"From this site, I've learned that Eddie has passed away. Most sorry to hear. Unfortunately, he recently did some work (basement waterproofing which is failing). I see that Kastina z. and Jason L. have situations where they need to get in touch with someone. I would be willing to speak to either of you or others. Please let me know."
Peter M on April 2024
Owner Eddie Costanzo is a unique combination of master stone mason and structural engineer. Licensed and insured and on every job. All of his employees have been with him for many years and are dedicated to keeping up the impeccable record with the Bureau of Consumer Affairs of not one complaint in all the years in business for over 25 years. Former Army Corp. of Engineers takes on the most challenging of building and structural problems as well as all stone and paver masonry that is done in a special way to have lasting beauty and no settling. Member of the BBB holding an A+ rating.
"From this site, I've learned that Eddie has passed away. Most sorry to hear. Unfortunately, he recently did some work (basement waterproofing which is failing). I see that Kastina z. and Jason L. have situations where they need to get in touch with someone. I would be willing to speak to either of you or others. Please let me know."
Peter M on April 2024

Piazza construction Co
Piazza construction Co
With over 20 years experience we know that home is where the heart is: and your project will be treated as such. Your home renovation will be handled with the same care, precision and quality as we would our own. Because renovating a home is a multifaceted task, we’ve built up a network of reputable contractors to aid us in our renovations and we hold them to the same standard of excellence. Give us a call for a free estimate today! For more pictures please visit us on Instagram @ Shawnpiazzaconstruction
"For the first time in a very long time, i can honestly say every dealing with Piazza construction was professional, honest, and very well done. When they said they would be here at 8, they were here at 7:55 and ready to go at 8. They worked hard, cleaned up well, were respectful, and went above and beyond to make the basement look amazing. the price was competitive and from start to finish, we kept remarking how for the first time, we are having a wonderful experience with our new one and only contractor!! We will definitely hire them again. When we asked for suggestions or advice, they were helpful, when we noticed something we might want to change, they were flexible, and most of all, they treated our house like their own."
Holly B on May 2020
With over 20 years experience we know that home is where the heart is: and your project will be treated as such. Your home renovation will be handled with the same care, precision and quality as we would our own. Because renovating a home is a multifaceted task, we’ve built up a network of reputable contractors to aid us in our renovations and we hold them to the same standard of excellence. Give us a call for a free estimate today! For more pictures please visit us on Instagram @ Shawnpiazzaconstruction
"For the first time in a very long time, i can honestly say every dealing with Piazza construction was professional, honest, and very well done. When they said they would be here at 8, they were here at 7:55 and ready to go at 8. They worked hard, cleaned up well, were respectful, and went above and beyond to make the basement look amazing. the price was competitive and from start to finish, we kept remarking how for the first time, we are having a wonderful experience with our new one and only contractor!! We will definitely hire them again. When we asked for suggestions or advice, they were helpful, when we noticed something we might want to change, they were flexible, and most of all, they treated our house like their own."
Holly B on May 2020

A.M. Shield Waterproofing Corp
A.M. Shield Waterproofing Corp
A.M. Shield Waterproofing Corporation is experienced in all aspects of home foundation repair. We realize your home is your most valuable asset and we want to help you protect it. Our highly trained specialists can assist you with your residential foundation waterproofing. We have a variety of basement drainage systems and solutions for excessive water problems. Also serving Suffolk & Westchester Counties.
"very good. I've been using them for year they are very professional with drainage and waterproofing"
Patricia F on May 2023
A.M. Shield Waterproofing Corporation is experienced in all aspects of home foundation repair. We realize your home is your most valuable asset and we want to help you protect it. Our highly trained specialists can assist you with your residential foundation waterproofing. We have a variety of basement drainage systems and solutions for excessive water problems. Also serving Suffolk & Westchester Counties.
"very good. I've been using them for year they are very professional with drainage and waterproofing"
Patricia F on May 2023
The East Hampton, NY homeowners’ guide to foundation repairs
From average costs to expert advice, get all the answers you need to get your job done.

When a sill plate begins to crumble, it needs to be replaced ASAP. But how much does sill plate replacement cost? Here's what you need to know.

Plumbing leaks are never fun, but they’re worse when they happen inside your foundation. Use this guide to slab leak repair costs to see what you’re up against.

Unstable or sinking foundations require comprehensive and expensive solutions. Learn about foundation underpinning costs in this guide to set your budget.

Which pole barn foundation option is best for your area and the size of the pole barn you’re building? Check out five of the most commonly used options.

Identifying foundation issues early is the best way to avoid severe, expensive damage. Use this foundation inspection guide to check for budding problems.

A house’s history of foundation repairs doesn’t always mean you shouldn’t buy it. Learn what to consider when purchasing a house with an unstable past.
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- 🌱 "Mow a small front yard"
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