
Get matched with top basement leak repair pros in Sag Harbor, NY
There are 11 highly-rated local basement leak repair pros.
Need a pro for your basement leak repair project in Sag Harbor, NY?
TRUSTED BY SAG HARBOR, NY HOMEOWNERS
4.6
Average homeowner rating88
Verified basement leak repair services reviews
Verified Reviews for Basement Leak Repair pros in Sag Harbor, NY
*The Angi rating for Basement Leak Repair companies in Sag Harbor, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Leak Repair needs.
*The HomeAdvisor rating for Basement Leak Repair companies in Sag Harbor, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Leak Repair needs.
Last update on November 08, 2025
Find Basement leak repair pros in Sag Harbor

Unlimited Outdoor Designs
Unlimited Outdoor Designs
Unlimited Outdoor Designs, specializing in Indoor Kitchens and Baths and Basement remodels. Fencing, Decks, Railings, Concrete, and Masonry work. We are family-owned and take pride in treating our clients like family. We've built an excellent reputation for customer satisfaction by providing quick estimates, a great attention to detail, and competitive pricing.
"Was professional and got it done in a timely fashion."
Michael N on May 2024
Unlimited Outdoor Designs, specializing in Indoor Kitchens and Baths and Basement remodels. Fencing, Decks, Railings, Concrete, and Masonry work. We are family-owned and take pride in treating our clients like family. We've built an excellent reputation for customer satisfaction by providing quick estimates, a great attention to detail, and competitive pricing.
"Was professional and got it done in a timely fashion."
Michael N on May 2024

Alta Renovations Corp
Alta Renovations Corp
Our mission is to be a provider that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. We won't leave until the job is done right! Call or click to schedule an estimate today!
"We were looking for someone to remodel both our bathrooms . Jose was highly recommended by our neighbors . He gave us a very fair price for 2 bathrooms . They showed up early everyday . And left a clean worksite . They did a great job on both bathrooms . We couldn't be more happier with all the work they did ."
Thomas G on October 2025
Our mission is to be a provider that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. We won't leave until the job is done right! Call or click to schedule an estimate today!
"We were looking for someone to remodel both our bathrooms . Jose was highly recommended by our neighbors . He gave us a very fair price for 2 bathrooms . They showed up early everyday . And left a clean worksite . They did a great job on both bathrooms . We couldn't be more happier with all the work they did ."
Thomas G on October 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

Ixhua Masonry & Landscaping, LLC
Ixhua Masonry & Landscaping, LLC
Ixhua Masonry & Landscaping, LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests and make their concerns the basis of our business.**Over 10 Years Experience**
Ixhua Masonry & Landscaping, LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests and make their concerns the basis of our business.**Over 10 Years Experience**
KG Home Improvement
KG Home Improvement
Great work at great price! A fresh coat of paint or stain can bring new life to rooms, add curb appeal to homes and commercial buildings, and help protect your investment for years to come. We are happy to bid on all types of painting in the Riverhead area. We will meet with you, at your convenience, and provide you with a free, written, detailed estimate no surprise charges added after the fact. Locally owned and operated, we're a small company with big capabilities, including interior painting, exterior painting, commercial painting, deck finishing, and interior design.
"They did a great job, and stayed on schedule. There bid was very competitive. Would hire again."
Charles S on April 2020
Great work at great price! A fresh coat of paint or stain can bring new life to rooms, add curb appeal to homes and commercial buildings, and help protect your investment for years to come. We are happy to bid on all types of painting in the Riverhead area. We will meet with you, at your convenience, and provide you with a free, written, detailed estimate no surprise charges added after the fact. Locally owned and operated, we're a small company with big capabilities, including interior painting, exterior painting, commercial painting, deck finishing, and interior design.
"They did a great job, and stayed on schedule. There bid was very competitive. Would hire again."
Charles S on April 2020

Exterior Team Home Services, Inc.
Exterior Team Home Services, Inc.
Exterior Team Home Services, Inc takes 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. Call Exterior Team Home Services, Inc today!
"Ronald and his Team did an excellent job for a very good price. Very professional. Pointed out some things that needed attention and then took care of it. The workmanship and customer service is better than any other craftman I have ever hired. I will keep Exterior Team Home Service number available to recommend to anyone that asks if "I know someone who...." I trust Exterior Team Home and will use them in the future."
Ed S on September 2023
Exterior Team Home Services, Inc takes 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. Call Exterior Team Home Services, Inc today!
"Ronald and his Team did an excellent job for a very good price. Very professional. Pointed out some things that needed attention and then took care of it. The workmanship and customer service is better than any other craftman I have ever hired. I will keep Exterior Team Home Service number available to recommend to anyone that asks if "I know someone who...." I trust Exterior Team Home and will use them in the future."
Ed S on September 2023

FD Building Co.
FD Building Co.
FD Building Co., has provided high quality work and friendly customer service for over 20 years. We get the job done efficiently and meticulously. We a full construction crew and maintenance program to keep your investment meticulously maintained. Visit or call us today!
"Great company to work with. Not cheap but they do good work and they have nice people."
Holly K on April 2022
FD Building Co., has provided high quality work and friendly customer service for over 20 years. We get the job done efficiently and meticulously. We a full construction crew and maintenance program to keep your investment meticulously maintained. Visit or call us today!
"Great company to work with. Not cheap but they do good work and they have nice people."
Holly K on April 2022

M.O.E. Masonry, Inc.
M.O.E. Masonry, Inc.
Our mission at M.O.E. Masonry, Inc., is to continue the growth of our business by doing right by all of our clients. We love seeing that one of a kind smile on a home owners face at the end of a project! M.O.E. Masonry, Inc., stacks up with the competition and surpasses it with competitive prices, second to none workmanship and a prompt/responsive team! We give you quality that you can measure, and a finished product that will enhance your home forever. Call us today!
Our mission at M.O.E. Masonry, Inc., is to continue the growth of our business by doing right by all of our clients. We love seeing that one of a kind smile on a home owners face at the end of a project! M.O.E. Masonry, Inc., stacks up with the competition and surpasses it with competitive prices, second to none workmanship and a prompt/responsive team! We give you quality that you can measure, and a finished product that will enhance your home forever. Call us today!
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

WOOD ISLAND BROS HOME IMPROVEMENT INC
WOOD ISLAND BROS HOME IMPROVEMENT INC
Customer satisfaction is what determines our success, which is why we take a hands-on approach. When interacting with Wood Island Home Improvement you'll notice that we're particularly focused on the principles of quality workmanship, timely completion, competitive pricing, and integrity in all our business dealings. We combine knowledge and research with our extensive practical experience to ensure a specialized approach for your project needs. Contact us today for a fair and accurate estimate of your project. We look forward to adding you to our long and growing list of happy customers.
"Wood Island bros. is a great business, I hired them for a bunch of repairs in my home, including kitchen and window repair. I recommend this company, very efficient and and professional."
Melva C on October 2024
Customer satisfaction is what determines our success, which is why we take a hands-on approach. When interacting with Wood Island Home Improvement you'll notice that we're particularly focused on the principles of quality workmanship, timely completion, competitive pricing, and integrity in all our business dealings. We combine knowledge and research with our extensive practical experience to ensure a specialized approach for your project needs. Contact us today for a fair and accurate estimate of your project. We look forward to adding you to our long and growing list of happy customers.
"Wood Island bros. is a great business, I hired them for a bunch of repairs in my home, including kitchen and window repair. I recommend this company, very efficient and and professional."
Melva C on October 2024
The Sag Harbor, NY homeowners’ guide to basement leak repair services
From average costs to expert advice, get all the answers you need to get your job done.

A basement remodel can often cost as much as adding another room. However, homeowners should consider the usefulness and ROI of a remodel.

The first step toward a cozy finished basement is adding its framing. How much does it cost to frame a basement? Let's break down the numbers.

Need to fix basement water problems or safeguard your home from damage in the future? Use this basement waterproofing cost guide to budget appropriately.

Can’t seem to get rid of the moisture and mold in your basement? Learn why basements tend to hold moisture and how to get rid of moisture in the basement.

Have a finished basement and can’t decide how to best use the space? If you’re a fan of entertaining, building a basement bar might be the DIY project for you.

An unfinished basement is often the final frontier of home design. While the uses of other rooms are often preordained, the basement can be so many different things, from a playroom to a home office to a bar.
- Bridgehampton, NY Basement leak repair pros
- Water Mill, NY Basement leak repair pros
- Southampton, NY Basement leak repair pros
- Wainscott, NY Basement leak repair pros
- Shelter Island, NY Basement leak repair pros
- Shelter Island Heights, NY Basement leak repair pros
- Southold, NY Basement leak repair pros
- East Hampton, NY Basement leak repair pros
- Cutchogue, NY Basement leak repair pros
- Peconic, NY Basement leak repair pros
- Greenport, NY Basement leak repair pros
- Amagansett, NY Basement leak repair pros
- Mattituck, NY Basement leak repair pros
- Laurel, NY Basement leak repair pros
- Hampton Bays, NY Basement leak repair pros
- Orient, NY Basement leak repair pros
- Jamesport, NY Basement leak repair pros
- Aquebogue, NY Basement leak repair pros
- East Quogue, NY Basement leak repair pros
- Riverhead, NY Basement leak repair pros
- Quogue, NY Basement leak repair pros
- Montauk, NY Basement leak repair pros
- Westhampton Beach, NY Basement leak repair pros
- Westhampton, NY Basement leak repair pros
- Remsenburg, NY Basement leak repair pros
- Speonk, NY Basement leak repair pros
- Old Saybrook, CT Basement leak repair pros
- Westbrook, CT Basement leak repair pros
- Calverton, NY Basement leak repair pros
- Eastport, NY Basement leak repair pros
- 🌱 "Mow a small front yard"
- 🛠 "Fix a leaking pipe under the sink"
- 🏠 "Repair shingles on an asphalt roof"






