Top-rated basement waterproofing pros.

Get matched with top basement waterproofing pros in Ancram, NY

Enter your zip and get matched with up to 5 pros

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

Select your specific project to find the pro for you.

Verified Reviews for Basement Waterproofing pros in Ancram, NY

*The Angi rating for Basement Waterproofing companies in Ancram, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Waterproofing needs.

*The HomeAdvisor rating for Basement Waterproofing companies in Ancram, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Waterproofing needs.

Last update on August 07, 2026

Find Basement waterproofing pros in Ancram

Avatar for Adirondack Basement Systems, Inc.
Adirondack Basement Systems, Inc.
4.6(
107
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Ancram, NY and surrounding areas

Approved (Corporate)

In business since 1998

Free estimates

Warranties offered

"Adirondack basement is wonderful Zach and Michael couldn?t have been any better friendly courteous very hard-working cleaned up. The basement looks better than it did the day the house was built."
Additional Photos
SaniDry Sedona Dehumidifer
Additional Photos
Additional Photos
Additional Photos

+9

Response time12 hrs
Response rate100%
18 neighbors recently requested a quote
Request Quote
Avatar for Basement Systems Of New York
Basement Systems Of New York
4.3(
42
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Ancram, NY and surrounding areas

Approved

In business since 1993

Free estimates

Warranties offered

"The entire team from estimate to completion were great! When an unforeseen problem arose they were responsive, punctual and thoroughly professional in taking care of the issue. What a pleasure to hire a company that takes pride in their work and making sure that the customer is completely satisfied. I highly recommend Basement Systems of New York."
Pouring A New Slab At Our Office - Bullville, NY
Calling A Last Minute Audible To Install A New Concrete Slab - Liberty, NY
Waterproofing A Walkout Basement With Our Patented Two-Stage Waterproofing System - Pine Bush, NY
Installing An Interior Waterproofing System With A Gravity Discharge - Holmes, NY
Knocking Down And Rebuilding A Foundation Wall - Kiamesha Lake, NY

+7

Response time1 day
24 neighbors recently requested a quote
Recommended by96%of homeowners
Request Quote
Avatar for ProSeal Waterproofing
ProSeal Waterproofing
5.0(
8
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Ancram, NY and surrounding areas

Approved

In business since 2024

Free estimates

Credit card accepted

"I called the owner and he responded quickly and was able to provide a fair quote. The crew showed up on time and did great work."
Response time7 hrs
Response rate92%
6 neighbors recently requested a quote
Request Quote
Avatar for Groundworks
Groundworks
5.0(
6
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Ancram, NY and surrounding areas

Approved (Corporate)

In business since 2019

Free estimates

Warranties offered

"We cannot say enough good about Dylan, Seth and Tim. 3 very hard workers. Lifting heavy heavy loads of concrete and stone up my and down my cellar and porch steps. They never stopped for breaks. Great workers. Respectful and pleasant and knew their job requirements. Very careful with doors, floors etc It?s a messy job. ThankYou"
Foundation
Foundation
Foundation
Foundation
Foundation

+14

369 neighbors recently requested a quote
Request Quote
Diversified Trades
4.6(
15
)
Basement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Ancram, NY and surrounding areas

Approved

In business since 1999

Free estimates

Customers say: True professional

"Greg restored one leg of a horseshoe driveway for us that another contractor had actually said was irreparable and regraded and resurfaced the entire driveway. He removed a couple dead trees and did some regrading on our yard. Weâ re very pleased with a job done quickly and with an aesthetic eye for detail."
Response time3 days
19 neighbors recently requested a quote
Recommended by100%of homeowners
Request Quote
Avatar for Royal Services Property Maintenance
Royal Services Property Maintenance
4.5(
1
)
Basement Drainage Channels - Install

Serving Ancram, NY and surrounding areas

Approved

In business since 2017

Free estimates

Credit card accepted

"Pleasant, and cognizant of how work was to be done."
Response time2 days
11 neighbors recently requested a quote
Recommended by100%of homeowners
Request Quote
Avatar for Staats Masonry
Staats Masonry
4.8(
20
)
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Ancram, NY and surrounding areas

In business since 1966

Emergency services offered

Credit card accepted

"Very professional. Had a few warm days to work so they started on a Sunday. Was kept informed as to when the were showing up an leaving. Good job straightening out the yard considering all the muck."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+44

Response time7 hrs
Recommended by100%of homeowners
Request Quote
Avatar for Sunnyside Masonry
Sunnyside Masonry
4.8(
59
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Ancram, NY and surrounding areas

In business since 2018

Free estimates

Credit card accepted

"Aidan and his crew did great work on my front steps. They showed up on time and were super fast in responding to any questions I had."
President Street
Landscaping & Masonry
Landscaping & Masonry
Landscaping & Masonry
Landscaping & Masonry

+25

Response time10 hrs
Response rate96%
Recommended by90%of homeowners
Request Quote
Avatar for Basement Systems Of New York
Basement Systems Of New York
3.5(
20
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Ancram, NY and surrounding areas

In business since 2002

Free estimates

Credit card accepted

"we are selling our home and had water in the crawlspace. bs of ny waterproofed and insulated the crawlspace. an expensive fix, but one that is working and will hopefully allow us to sell the house. they were very clean and professional. crew of at least 6 and foreman came and finished job in 2 days and came back to insulate week later with a crew of one. very happy with the work and the financeing they gave us access to."
Response time2 days
Recommended by84%of homeowners
Request Quote
Avatar for Expediant Environmental Solutions, LLC
Expediant Environmental Solutions, LLC
3.9(
438
)
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Ancram, NY and surrounding areas

In business since 1995

Free estimates

Emergency services offered

"Did a great job . Would recommend them for basement water proofing . Very professional"
Response time2 days
Response rate100%
Recommended by87%of homeowners
Request Quote
Showing 1-10 of 39
Basement Waterproofing questions, answered by experts

If your basement often leaks after heavy rain, it’s probably caused by hydrostatic pressure. When the ground is saturated with water, it can put pressure on the exterior of your home’s foundation, causing cracks in the basement wall and pushing water through any existing weak spots. Over time, hydrostatic pressure can cause structural damage to your home.

Whether to waterproof your basement from the interior or exterior depends on several factors, including your budget.

Exterior waterproofing is generally considered the superior method because it stops water at the source, preventing it from seeping into and damaging your basement walls. This approach offers the most protection, making it ideal if you use your basement for storage.

By contrast, interior waterproofing is often less expensive and requires less labor because the area is more accessible.

For maximum protection against water leakage and moisture, applying waterproofing measures to both the inside and outside is the best solution. However, if you must choose only one, stopping water from the outside is the most effective approach to preserve your foundation and prevent damage.

The best basement waterproofing method depends on the specific issue causing the water intrusion. For minor problems, simple solutions like installing a properly functioning gutter system to direct runoff away and grading the soil to slope away from your foundation can be effective.

If you have more significant water problems, the solution will need to be more robust:

  • For standing water on the basement floor, a floor drain or a sump pump system may be the best solution.

  • For water pooling around the foundation, installing an exterior French drain can intercept water before it reaches the basement walls.

Other effective waterproofing methods, which can be used depending on your home's specific needs, climate, and soil type, include sealing the interior walls, landscape alteration, installing interior drainage systems, and using a dehumidification system to control moisture levels.

Basements are commonly converted into game rooms. The potential challenges you may run into include controlling moisture, working with low ceilings, limited natural light, and the need for additional electrical or HVAC work. Addressing these issues can add to the total cost, but it ensures a comfortable and functional space.

Yes, you can add a bathroom to an unfinished basement, but you’ll want to take proper precautions if doing so. As with any bathroom addition, you’ll need to make sure that it’s approved by local building authorities first. With unfinished basements, you especially need to keep an eye on proper ventilation practices.

The Ancram, NY homeowners’ guide to basement waterproofing services

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

See all articles