Top-rated basement waterproofing pros.

Get matched with top basement waterproofing pros in Chappaqua, NY

Enter your zip and get matched with up to 5 pros

Need a pro for your basement waterproofing project in Chappaqua, NY?

Select your specific project to find the pro for you.

TRUSTED BY CHAPPAQUA, NY HOMEOWNERS

  • Average homeowner rating star icon4.3
    Average homeowner rating
  • Verified reviews icon46
    Verified basement waterproofing services reviews

Find Basement waterproofing pros in Chappaqua

Avatar for American Dry Basement Systems, LLC

American Dry Basement Systems, LLC

4.90(
102
)
Approved Pro

American Dry Basement Systems, LLC

4.90(
102
)
Approved Pro
Customers say: Quick response
28 years of experience
Free onsite estimate

We serve our customers with pride and work hard to ensure complete satisfaction with every job. Having waterproofed close to 25,000 basements since 1997, you can be sure you'll get the experience, quality, and waterproofing performance you need. Why choose us? We want to help protect your most significant investment from any foundation damage or water control problems. We uniquely use ICC code compliant practices, dust suppression, our proprietary foundation repair technology, and leave your home without any post-repair mess. Whether your basement floods during rainstorms or it just has that musty, "basement odor," we have the solution! We are locally owned and operated. Give us a call today!

"The job was professionally done. The area was well protected and clean up was exceptional. It was completed in the estimated time and I am very happy with the results"

Vincent M on December 2025

We serve our customers with pride and work hard to ensure complete satisfaction with every job. Having waterproofed close to 25,000 basements since 1997, you can be sure you'll get the experience, quality, and waterproofing performance you need. Why choose us? We want to help protect your most significant investment from any foundation damage or water control problems. We uniquely use ICC code compliant practices, dust suppression, our proprietary foundation repair technology, and leave your home without any post-repair mess. Whether your basement floods during rainstorms or it just has that musty, "basement odor," we have the solution! We are locally owned and operated. Give us a call today!

"The job was professionally done. The area was well protected and clean up was exceptional. It was completed in the estimated time and I am very happy with the results"

Vincent M on December 2025


Avatar for Arid Basement Waterproofing

Arid Basement Waterproofing

4.91(
76
)
Approved Pro

Arid Basement Waterproofing

4.91(
76
)
Approved Pro
Customers say: Super punctual
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
62 years of experience

Dira Associates, INC. d/b/a Arid Basement Waterproofing is a family owned & operated business. We are the oldest waterproofing company in New Jersey and one of the oldest in the tri-state area. We specialize in French drains and sump pumps and gladly give referrals in your neighborhood. We also custom devised the best battery backup pump system on the market. We DO NOT subcontract our work and our French drains come with a lifetime transferable guarantee.

"Arid was professional, helpful and did a great job waterproofing our basement!"

Briana A on May 2025

Dira Associates, INC. d/b/a Arid Basement Waterproofing is a family owned & operated business. We are the oldest waterproofing company in New Jersey and one of the oldest in the tri-state area. We specialize in French drains and sump pumps and gladly give referrals in your neighborhood. We also custom devised the best battery backup pump system on the market. We DO NOT subcontract our work and our French drains come with a lifetime transferable guarantee.

"Arid was professional, helpful and did a great job waterproofing our basement!"

Briana A on May 2025


Avatar for Contractors' Waterproofing

Contractors' Waterproofing

4.99(
51
)
Approved Pro

Contractors' Waterproofing

4.99(
51
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 98% of Angi customers
Recommended by 98% of HomeAdvisor customers
40 years of experience

With over 30 years of experience serving the Westchester and surrounding area, Contractor's Waterproofing Corp is your solution for all your waterproofing needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Satisfaction guaranteed!

"Gregg and his team were absolutely amazing! The work was done, efficiently, exactly to spec, professionally, and right on budget! I recommend this company with the highest endorsement! "

Jackie B on May 2025

With over 30 years of experience serving the Westchester and surrounding area, Contractor's Waterproofing Corp is your solution for all your waterproofing needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Satisfaction guaranteed!

"Gregg and his team were absolutely amazing! The work was done, efficiently, exactly to spec, professionally, and right on budget! I recommend this company with the highest endorsement! "

Jackie B on May 2025


Avatar for Diggs Building Technologies Corp.

Diggs Building Technologies Corp.

4.92(
37
)
Approved Pro

Diggs Building Technologies Corp.

4.92(
37
)
Approved Pro
Customers say: Quality work
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
5 years of experience

Owner operated, our company has been serving the Greater Hudson Valley area for over 25 years now. Water damage can be extensive and we are here for the challenge your water issue brings. Water damage will only get worse the longer the issue is ignored. Call us TODAY to get a quote on repairing your water issues before they become major. County of Rockland License No. H-12200-A6-00-00 County of Westchester License No. WC-28482-H16

"Very experienced and professional."

Jeffrey L on June 2024

Owner operated, our company has been serving the Greater Hudson Valley area for over 25 years now. Water damage can be extensive and we are here for the challenge your water issue brings. Water damage will only get worse the longer the issue is ignored. Call us TODAY to get a quote on repairing your water issues before they become major. County of Rockland License No. H-12200-A6-00-00 County of Westchester License No. WC-28482-H16

"Very experienced and professional."

Jeffrey L on June 2024


Avatar for High Tech Concrete & Excavation, Inc

High Tech Concrete & Excavation, Inc

4.91(
28
)
Approved Pro

High Tech Concrete & Excavation, Inc

4.91(
28
)
Approved Pro
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
45 years of experience

We are dedicated to providing our clients with the very best in excavation and building site services. We specialize in residential and commercial services and take 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.

"I was having an issue with water in my basement ,after getting several very expensive estimates I called High Tech and I am so happy I did.Jimmy and Donna are wonderful I was given an affordable price Jimmy fixed the problem.It took only one day and my yard was immaculate when he left.I would definitely recommend them and will be calling them again to do another project in the Spring.I am so glad there are still honest people around who don't try to take advantage,Thank you again Donna & Jimmy!"

Lisa F on March 2024

We are dedicated to providing our clients with the very best in excavation and building site services. We specialize in residential and commercial services and take 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.

"I was having an issue with water in my basement ,after getting several very expensive estimates I called High Tech and I am so happy I did.Jimmy and Donna are wonderful I was given an affordable price Jimmy fixed the problem.It took only one day and my yard was immaculate when he left.I would definitely recommend them and will be calling them again to do another project in the Spring.I am so glad there are still honest people around who don't try to take advantage,Thank you again Donna & Jimmy!"

Lisa F on March 2024


Avatar for Terra Ferma Contracting, LLC

Terra Ferma Contracting, LLC

4.96(
57
)
Approved Pro

Terra Ferma Contracting, LLC

4.96(
57
)
Approved Pro
Customers say: True professional
Recommended by 98% of Angi customers
Recommended by 98% of HomeAdvisor customers
19 years of experience

Terra Ferma Contracting, LLC is a locally owned and operated company. Based out of Armonk, New York, we service the Westchester area. I have over 25 years experience and am personally on each and every job. I guarantee my work and will make sure each job is completed to your satisfaction. Our commitment to a job well done is second to none. Any outdoor living space such as walkways, retaining walls, patios, outdoor kitchens, fireplaces and asphalt driveways is what we specialize in. Call us today for your free estimate.

"Oscar and his team did an exceptional job on our home’s masonry projects including repairing our stone steps and foundation. His team did the job perfectly. They are personable, responsive, neat and do superior work. I would hire again and recommend."

Angela R on April 2024

Terra Ferma Contracting, LLC is a locally owned and operated company. Based out of Armonk, New York, we service the Westchester area. I have over 25 years experience and am personally on each and every job. I guarantee my work and will make sure each job is completed to your satisfaction. Our commitment to a job well done is second to none. Any outdoor living space such as walkways, retaining walls, patios, outdoor kitchens, fireplaces and asphalt driveways is what we specialize in. Call us today for your free estimate.

"Oscar and his team did an exceptional job on our home’s masonry projects including repairing our stone steps and foundation. His team did the job perfectly. They are personable, responsive, neat and do superior work. I would hire again and recommend."

Angela R on April 2024


Avatar for Connecticut Basement Systems, Inc.

Connecticut Basement Systems, Inc.

4.67(
141
)
Approved Pro

Connecticut Basement Systems, Inc.

4.67(
141
)
Approved Pro
Customers say: Super punctual
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
38 years of experience

Connecticut Basement Systems is your trusted expert for basement waterproofing, crawl space repair, basement finishing, and foundation repair. Using patented, warrantied products, we provide permanent solutions for your home. Have a wet, flooded basement or crawl space? Tilted or bowing foundation walls? A basement you want to finish? We have a solution. We proudly serve homeowners and businesses all throughout Connecticut & Westchester County, NY. Call us today for a free inspection and no-obligation, estimate. Financing available. Additional phones - (203) 881-5090. Award winning.

"Chuck Stofko was very informative. Was patient in answering all my questions. Spent along time with me reviewing the process and the steps needed to waterproof my basment. I highly recommend him."

Justin F on August 2023

Connecticut Basement Systems is your trusted expert for basement waterproofing, crawl space repair, basement finishing, and foundation repair. Using patented, warrantied products, we provide permanent solutions for your home. Have a wet, flooded basement or crawl space? Tilted or bowing foundation walls? A basement you want to finish? We have a solution. We proudly serve homeowners and businesses all throughout Connecticut & Westchester County, NY. Call us today for a free inspection and no-obligation, estimate. Financing available. Additional phones - (203) 881-5090. Award winning.

"Chuck Stofko was very informative. Was patient in answering all my questions. Spent along time with me reviewing the process and the steps needed to waterproof my basment. I highly recommend him."

Justin F on August 2023


Avatar for Downrite Construction, Inc.

Downrite Construction, Inc.

5.00(
9
)
Approved Pro

Downrite Construction, Inc.

5.00(
9
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
17 years of experience

We are a locally owned and operated company that values honesty and integrity in all aspects of our business. Our major focus is on the quality of our work and producing outstanding results. We are committed to creating a level of value unmatched by any of our competitors. We look forward to building lasting relationships with our clients and guarantee your satisfaction!

"Shawn is thorough and has great communication skills He keeps to the timeline and his work is great. I am very happy with all the work he completed at my house. I highly recommend him and already have to a good friend."

Nancy G on August 2023

We are a locally owned and operated company that values honesty and integrity in all aspects of our business. Our major focus is on the quality of our work and producing outstanding results. We are committed to creating a level of value unmatched by any of our competitors. We look forward to building lasting relationships with our clients and guarantee your satisfaction!

"Shawn is thorough and has great communication skills He keeps to the timeline and his work is great. I am very happy with all the work he completed at my house. I highly recommend him and already have to a good friend."

Nancy G on August 2023


Avatar for Guaranteed Contracting Corp.

Guaranteed Contracting Corp.

4.86(
16
)
Approved Pro

Guaranteed Contracting Corp.

4.86(
16
)
Approved Pro
Customers say: True professional
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
38 years of experience

We have been in business for over 35 years. We personally guarantee every job we do. We will meet or exceeded your expectations upon performing your job. We will specify the proper scope of work to correct your specific issues, guaranteed! We are responsive, reliable, and reasonable for repairs and new roofs. We are professional and experts in shingles, slate, tile, gutters, gutters screens, siding. We also do painting and carpentry. Our owner, who supervises all work, has an architectural degree, assuring you the proper installation and details. We are fully licensed and insured. We do specialty copper flashing and chimney repairs.

"They weee on time, great work, fixed issue we have bee trying to get fixed for 2 years. Easy to work with"

Mark S on August 2024

We have been in business for over 35 years. We personally guarantee every job we do. We will meet or exceeded your expectations upon performing your job. We will specify the proper scope of work to correct your specific issues, guaranteed! We are responsive, reliable, and reasonable for repairs and new roofs. We are professional and experts in shingles, slate, tile, gutters, gutters screens, siding. We also do painting and carpentry. Our owner, who supervises all work, has an architectural degree, assuring you the proper installation and details. We are fully licensed and insured. We do specialty copper flashing and chimney repairs.

"They weee on time, great work, fixed issue we have bee trying to get fixed for 2 years. Easy to work with"

Mark S on August 2024


Avatar for JLA Home Improvement, Inc.

JLA Home Improvement, Inc.

4.46(
42
)
Approved Pro

JLA Home Improvement, Inc.

4.46(
42
)
Approved Pro
Customers say: Quality work
25 years of experience
Free onsite estimate

JLA Home Improvement, Inc., 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. Please give us a call today! we made remove floors , and pavements as part of demolition with out walls, also we covered issues with what a damage what leaking leaking the water damage .

"Needed brickwork replaced, accomplished in reasonable time and nice result. Thank you."

Dan T on November 2025

JLA Home Improvement, Inc., 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. Please give us a call today! we made remove floors , and pavements as part of demolition with out walls, also we covered issues with what a damage what leaking leaking the water damage .

"Needed brickwork replaced, accomplished in reasonable time and nice result. Thank you."

Dan T on November 2025

...
Showing 1-10 of 570
Basement Waterproofing questions, answered by experts

Crawl space encapsulation can make repairs more complicated, particularly if you have plumbing or wiring surrounding your crawl space area. Additionally, some home designs benefit from the additional airflow that crawl spaces with vents provide. Vents are no longer an option after encapsulation. Always talk to your crawl space contractor to ensure the pros outweigh the cons before investing in the installation.

Waterproofing or encapsulating protects against moisture, preventing mold growth and structural damage. These services also enhance energy efficiency and improve air quality by keeping humidity levels in check.

Standing water under your house can threaten its structural integrity. If water pools in your crawl space, it can damage the foundation and the structure above ground, causing wood rot, mold, and other problems. If you have a concrete foundation, standing water under your house can also make your foundation slabs crack.

You don’t always need to install a dehumidifier in your encapsulated crawl space, but it might be a good idea in certain instances. If you notice obvious signs of condensation, mold, or musty smells permeating from your crawl space, a dehumidifier can help. It’s ideal for homes in humid areas.

In a worst case scenario, structural damage like rust on metal beams, rotting wood, and swelling on doors and windows can signal moisture problems that would benefit from a dehumidifier.

Flooded basement cleanup can take anywhere from a few days to several weeks, depending on the extent of water damage, the type of water involved, and the need for repairs or mold remediation. Severe cases with structural damage or extensive mold may require longer timelines. Quick action and professional help can speed up the process and reduce overall damage.

The Chappaqua, NY homeowners’ guide to basement waterproofing services

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

What do you need done? We’ll find top pros.
  • 🌱 "Mow a small front yard"
  • 🛠 "Fix a leaking pipe under the sink"
  • 🏠 "Repair shingles on an asphalt roof"