Best basement waterproofing pros near Westminster, SC

Q: Is sealing a foundation ever not recommended?

• <div><p>In some circumstances, <a href="https://www.angi.com/articles/foundation-refacing.htm">foundation refacing</a> or repair may be a better option for your home than sealing a foundation. It&rsquo;s always a good idea to take steps to prevent moisture problems in your foundation, but if there are any structural concerns, those will usually need to be fixed first. When dealing with foundation issues, it&rsquo;s a good idea to get a professional opinion so you can avoid bigger problems down the road. </p></div>

Q: How long should you wait after a new build to finish a basement?

• <div><p>You should plan on waiting at least a year and ideally two to three years after construction before finishing your basement. This will give the foundation time to settle in response to the weight of your home and the expansion of the surrounding soil. You can then repair your foundation and seal any cracks as needed before finishing it to reduce your risk of future leaks or other issues.</p></div>

Q: What are the most cost-effective foundation repairs?

• <div><p>The most cost-effective foundation repair is using <b>masonry patches and sealants</b> to seal foundation cracks and offer some support to prevent further damage. These methods are used to fix minor foundation cracks quickly. However, they&rsquo;re not suitable as a long-term solution, and they only offer minimal stability. On average, masonry patches and sealants cost <b>$500</b>, but a sealant like an epoxy crack injection can total <b>over $2,000</b>. If you&rsquo;re handy and only looking for a temporary solution until you contact a local foundation repair contractor for a more permanent one, you can save hundreds by DIYing this repair.</p></div>

Q: What is the best type of insulation for crawl spaces?

• <div><p>Several types of insulation are effective for crawl spaces, with spray foam and rigid foam boards being two of the best options. Closed-cell spray foam insulation is a strong choice because it effectively repels moisture, resists biological growth, seals the air, and provides excellent thermal protection, especially in hard-to-reach areas. Rigid foam insulation boards are another excellent material as they insulate well, resist water damage, and will not settle over time like fiberglass or cellulose.</p></div>

Q: Do I need a vapor barrier in my basement?

• <div><p>Yes, usually you will need some kind of vapor barrier on the exterior walls when the framing is attached to concrete and masonry surfaces. </p></div>

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Verified Reviews for Basement Waterproofing pros in Westminster, SC

*The Angi rating for Basement Waterproofing companies in Westminster, SC 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 Westminster, SC 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 July 09, 2026

Reviewed in July 2026
They did a great job they keep me updated on the progress, the crew was neat and cleaned up afterwards also were friendly and very informative, this the second home we have had Everdry do for us , you might say that we are extremely satisfied. Thank you. Tim You gave us our basement back.
Everdry of Greater Indiana
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Reviewed in March 2026
We had a mildew smell in our basement. A neighborn recommended All Dry and they came out immediately. One section in a closet was worse than others so they treated it and then came back a few days later to finish the entire basement. They took care to make sure fabric was taken care of and...
All Dry of Clemson
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Reviewed in March 2020
The work in the basement was great and I'm well pleased, but they got their truck stuck in my yard and the crew did not offer to repair damages. I have contacted the crew's leader via e-mail and do expect a good reply. Thomas
ARL Home Services LLC
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Reviewed in May 2019
Had water leak that presented in basement shop. I traced to upstairs bathroom and thought leak was coming from tub/shower supply. David quickly determined that the problem was actually a leaky toilet fill valve and corrected the problem quickly and to my satisfaction.
Roto-Rooter Plumbing & Drain Service
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Reviewed in January 2019
He saved the day and the Deal! This home had a basement that tested high by the home inspector for mold. Steve and his company went in and Mitigated and retested and took care of all the concerns the buyer had. If this had not been done in such a timely manner we would not have closed this deal....
Nano Environmental Solutions, LLC.
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Reviewed in January 2016
Alfonso, the owner, is quite the salesman. He was punctual, seemed knowledgeable, and gave the best price. Besides my worn down shingles, I also had years of small leaks around my skylight. There was a lot of caulk and flashing around the skylight and area from previous fixes. I ordered a...
Alfonso Ruiz
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Reviewed in August 2014
Aaron (Glenn Plumbing) performed the work quickly and professionally. He and his crew cleaned up the site as always. Aaron, Jack and John have come to my rescue any number of times and saved the day. For example, my husband and I were leaving for a cruise one day. I went to the basement to...
Glenn Plumbing Co., Inc.
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Top-Rated Basement waterproofing pros in Westminster - Updated Nov 2026

Crawlspaces and More

4.7(

)

Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Westminster, SC and surrounding areas

Approved

In business since 2005

Free estimates

Warranties offered

"Crawlspaces.com performed as advertised. After 3 years, the waterproofing system continues to keep water out of the crawlspace. Additionally, after installation customer service was prompt and courteous. I would highly recommended."

We install and replace foundation drains to properly seal the basement from the exterior.

+10

Response time1 day

23 neighbors recently requested a quote

Recommended by92%of homeowners

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CDG Waterproofing Services LLC

5.0(

)

Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Westminster, SC and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"Will & Frank were great. They dug up an area from the outside and installed a French drain that went all the way to my backyard fence. No leak with today?s rain! Works splendidly!"

+30

3 neighbors recently requested a quote

Recommended by20%of homeowners

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Upstate Structural Repair LLC

5.0(

)

Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Westminster, SC and surrounding areas

Approved

In business since 1999

Free estimates

Warranties offered

"Wes was fantastic in helping us with a home we were considering purchasing. We did not go forward with the purchase as a result of Wes explaining what the issue was and our further review of additional cost. He was professional, punctual, and easy to work with. Highly recommend if you need this work done."

3 neighbors recently requested a quote

Recommended by88%of homeowners

Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Westminster, SC and surrounding areas

Approved (Corporate)

In business since 1986

Free estimates

Warranties offered

",basement water problem very good"

+13

213 neighbors recently requested a quote

Recommended by75%of homeowners

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Johnstone Restorations

4.6(

)

Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Westminster, SC and surrounding areas

Approved

In business since 2018

Free estimates

Credit card accepted

"Great company to work with!"

Drying with dehumidifiers and air movers

+12

Response time1 day

Recommended by84%of homeowners

Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Westminster, SC and surrounding areas

Approved

In business since 1958

Free estimates

Warranties offered

"Project is on hold. Also I think I need to get better educated about this project."

Response time1 day

1 neighbors recently requested a quote

Recommended by73%of homeowners

Basement Drainage Channels - Install

Serving Westminster, SC and surrounding areas

Approved

Super Service Award Winner

In business since 2016

Emergency services offered

Warranties offered

"Quick quote , replaced 2 outside faucets, nice people"

+12

Response time7 hrs

Response rate100%

5 neighbors recently requested a quote

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Lowcountry Foundation & Crawl Space Repair

3.6(

)

Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Westminster, SC and surrounding areas

Approved

In business since 1995

Free estimates

Warranties offered

"Lowcountry Foundation Repair came highly recommended by our contractor and they did not disappoint. The team was AMAZING! Super responsive, professional, very hard working and diligent. The team worked clean and did a gorgeous job on our crawlspace encapsulation. Alex and his team (Francis & Dedric) were THE BEST. We really had a great experience and are so grateful for their expert work. They're really an impressive team."

Response time11 hrs

87 neighbors recently requested a quote

Recommended by40%of homeowners

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Crawl Space Brothers- SC

3.4(

)

Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Westminster, SC and surrounding areas

Approved

In business since 2019

Free estimates

Credit card accepted

Crawl Space Brothers is a trusted family-owned company proudly serving Columbia, SC, and nearby areas, including Irmo, Lexington, Cayce, Forest Acres, Seven Oaks, Sandhills and West Columbia. We specialize in crawl space encapsulation, crawl space repair, waterproofing, vapor barrier installation, moisture remediation, mold removal, sump pump installation, drainage systems, and foundation repair. Our tailored services protect homes from water, humidity, mold, and structural damage. Backed by years of experience, advanced techniques, and our 5-Star Experience with lifetime warranties, we provide reliable, long-lasting results you can trust. Schedule a free inspection today and see why Columbia homeowners rely on Crawl Space Brothers.

1 neighbors recently requested a quote

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Corley Plumbing Air Electric Inc

4.1(

)

Basement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Westminster, SC and surrounding areas

Approved (Corporate)

In business since 1986

Free estimates

Emergency services offered

At Corley, we focus on skills and relational training for our technicians to give them all the "tools" that they need to be successful. We use a combination of trade organization training programs, in house trainers, and other outside technical classes. Corley provides quality, state of the art equipment such as electronic leak detection, video pipeline inspection systems, and rolling warehouses. Vehicles stocked with most parts needed for the plumbing and electrical service and repair business. All of this is to offer you the services of the best plumbing, air and electric company in Greenville, SC. Also serving Mauldin, Simpsonville, Travelers Rest, Easley, Piedmont & Marietta, SC. \n

+10

Recommended by50%of homeowners

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Showing 1-10 of 26

Basement Waterproofing FAQs, answered by experts

In some circumstances, foundation refacing or repair may be a better option for your home than sealing a foundation. It’s always a good idea to take steps to prevent moisture problems in your foundation, but if there are any structural concerns, those will usually need to be fixed first. When dealing with foundation issues, it’s a good idea to get a professional opinion so you can avoid bigger problems down the road.

You should plan on waiting at least a year and ideally two to three years after construction before finishing your basement. This will give the foundation time to settle in response to the weight of your home and the expansion of the surrounding soil. You can then repair your foundation and seal any cracks as needed before finishing it to reduce your risk of future leaks or other issues.

The most cost-effective foundation repair is using masonry patches and sealants to seal foundation cracks and offer some support to prevent further damage. These methods are used to fix minor foundation cracks quickly. However, they’re not suitable as a long-term solution, and they only offer minimal stability. On average, masonry patches and sealants cost $500, but a sealant like an epoxy crack injection can total over $2,000. If you’re handy and only looking for a temporary solution until you contact a local foundation repair contractor for a more permanent one, you can save hundreds by DIYing this repair.

Several types of insulation are effective for crawl spaces, with spray foam and rigid foam boards being two of the best options. Closed-cell spray foam insulation is a strong choice because it effectively repels moisture, resists biological growth, seals the air, and provides excellent thermal protection, especially in hard-to-reach areas. Rigid foam insulation boards are another excellent material as they insulate well, resist water damage, and will not settle over time like fiberglass or cellulose.

Yes, usually you will need some kind of vapor barrier on the exterior walls when the framing is attached to concrete and masonry surfaces.

The Westminster, SC 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

Lawrence Bonk
•
Oct 16, 2026Oct 16, 2026
How Much Does Basement Waterproofing Cost? [2026 Data]
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•
Oct 29, 2026Oct 29, 2026
How Much Does It Cost to Finish a Basement? [2026 Data]
An unfinished basement has a lot of potential for a family room or guest suite. So how much does it cost to finish a basement? Read on for all cost factors.
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•
Jul 8, 2026Jul 8, 2026
How to Waterproof a Basement Like a Pro
Dealing with a damp basement? Follow these steps for DIY basement waterproofing to keep water and moisture out and boost your home’s energy efficiency.
Dan Simms
•
Jul 9, 2026Jul 9, 2026
What Is Basement Waterproofing and How Does It Work?
Struggling with a damp basement? Learn about basement waterproofing and how these tips can help keep your basement safe from the elements.
Deirdre Sullivan
•
Jul 20, 2026Jul 20, 2026
How to Keep Your Basement Dry and Get Rid of Moisture
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.
C.E. Larusso
•
Jul 8, 2026Jul 8, 2026
7 Reasons Water Is Seeping Through Your Basement Floor
Unearth the root causes of water seepage in your basement floor. Explore effective solutions to keep your basement dry and your home protected.