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TRUSTED BY HOMEOWNERS

Average homeowner rating star icon3.8
Average homeowner rating
Verified reviews icon30
Verified basement waterproofing services reviews

Basement waterproofing pros in Ravenel

Avatar for KSM Premier Contracting
KSM Premier Contracting
Po Box 2471
5.00(
18
)
Approved Pro
KSM Premier Contracting
Po Box 2471
5.00(
18
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
14 local quotes requested

Veteran Owned and Operated United States Marine with over 10+ years experience in construction. Very fair priced and will work with anyone. This company was built on ethics and morals with integrity and honesty to make sure every customer is treated equal. The work speaks for itself.

"KSM was quickly reaponsive, When Matt came out he was able to find areas and problems that other MAJOR companies didn’t acknowledge. He was honest and very knowledgeable and had patience while working with me. i Would definitely hire again and his work speaks for itself!"

Mckenzie I on October 2024

Veteran Owned and Operated United States Marine with over 10+ years experience in construction. Very fair priced and will work with anyone. This company was built on ethics and morals with integrity and honesty to make sure every customer is treated equal. The work speaks for itself.

"KSM was quickly reaponsive, When Matt came out he was able to find areas and problems that other MAJOR companies didn’t acknowledge. He was honest and very knowledgeable and had patience while working with me. i Would definitely hire again and his work speaks for itself!"

Mckenzie I on October 2024


Avatar for Mount Valley Foundation Services
Mount Valley Foundation Services
1850 Ashley River Rd
4.69(
13
)
Approved Pro
Mount Valley Foundation Services
1850 Ashley River Rd
4.69(
13
)
Approved Pro
Customers say: True professional
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
24 local quotes requested

Established in 1986, Mount Valley Foundation Service stands as a trusted subsidiary of Groundworks, a distinguished family of companies renowned for delivering unparalleled solutions. From foundation repair, structural reinforcement, crawl space encapsulation, basement waterproofing, and concrete lifting, we provide comprehensive services tailored to meet your needs. With our coverage spanning across the state of South Carolina, we bring our local expertise closer to you. MVFS proudly holds accreditation from the Better Business Bureau, a testament to our unwavering commitment to excellence. Drawing from decades of collective experience, extensive industry knowledge, and ongoing specialized training, our dedicated team is poised to safeguard your residential property against water damage, concrete sinking, and foundation instability. At MVFS, we are not just builders; we are guardians of your peace of mind. Contact us today for a FREE estimate!

"Please see the earlier review (3/12) for context. I wanted to take a moment to share my experience with Mt. Valley Foundation Services regarding our sump pump installation. Overall, the team did an excellent job with both the initial installation and the subsequent repair of the discharge lines, which had come apart over time. They were professional, transparent, and truly seemed to care about the project. The only challenge I encountered was not with Mt. Valley Foundation Services itself, but rather with its parent company, Ground Works. From my experience, Ground Works has acquired many smaller foundation companies across the U.S., and it seems they may be struggling with logistical coordination. The call center they use is not very user-friendly, and I experienced multiple miscommunications and scheduling errors. Unfortunately, this puts Mt. Valley Foundation Services at the mercy of Ground Works' logistical issues. That said, I highly recommend working with Mt. Valley Foundation Services. My advice is to obtain the names and direct contact information of the service team when booking—this makes future communication significantly easier. Once I was able to reach the team directly, they went above and beyond to accommodate my needs. Living in a flood-prone area, I feel confident that the sump pump project they completed will be a tremendous benefit to our home and property. A big thanks to Danny (the manager) and his team for their outstanding work!"

Matthew H on March 2025

Established in 1986, Mount Valley Foundation Service stands as a trusted subsidiary of Groundworks, a distinguished family of companies renowned for delivering unparalleled solutions. From foundation repair, structural reinforcement, crawl space encapsulation, basement waterproofing, and concrete lifting, we provide comprehensive services tailored to meet your needs. With our coverage spanning across the state of South Carolina, we bring our local expertise closer to you. MVFS proudly holds accreditation from the Better Business Bureau, a testament to our unwavering commitment to excellence. Drawing from decades of collective experience, extensive industry knowledge, and ongoing specialized training, our dedicated team is poised to safeguard your residential property against water damage, concrete sinking, and foundation instability. At MVFS, we are not just builders; we are guardians of your peace of mind. Contact us today for a FREE estimate!

"Please see the earlier review (3/12) for context. I wanted to take a moment to share my experience with Mt. Valley Foundation Services regarding our sump pump installation. Overall, the team did an excellent job with both the initial installation and the subsequent repair of the discharge lines, which had come apart over time. They were professional, transparent, and truly seemed to care about the project. The only challenge I encountered was not with Mt. Valley Foundation Services itself, but rather with its parent company, Ground Works. From my experience, Ground Works has acquired many smaller foundation companies across the U.S., and it seems they may be struggling with logistical coordination. The call center they use is not very user-friendly, and I experienced multiple miscommunications and scheduling errors. Unfortunately, this puts Mt. Valley Foundation Services at the mercy of Ground Works' logistical issues. That said, I highly recommend working with Mt. Valley Foundation Services. My advice is to obtain the names and direct contact information of the service team when booking—this makes future communication significantly easier. Once I was able to reach the team directly, they went above and beyond to accommodate my needs. Living in a flood-prone area, I feel confident that the sump pump project they completed will be a tremendous benefit to our home and property. A big thanks to Danny (the manager) and his team for their outstanding work!"

Matthew H on March 2025


Alejandro Brown
4713 Blakeford Ct
No reviews
Alejandro Brown
4713 Blakeford Ct
No reviews
1 years of experience

I've been providing sub dwelling mold removal, insulation and encapsulation for over seven years and I felt that there was a place for me to begin my own version in this field. I've seen the effects that moisture and poor insulation can do to the crawlspace of a home and take pride in the end product that I'm able to provide. That product is a clean, safe and dry sub dwelling that will not only be safe for the homeowner but also save on heating and cooling costs significantly for years to come.

I've been providing sub dwelling mold removal, insulation and encapsulation for over seven years and I felt that there was a place for me to begin my own version in this field. I've seen the effects that moisture and poor insulation can do to the crawlspace of a home and take pride in the end product that I'm able to provide. That product is a clean, safe and dry sub dwelling that will not only be safe for the homeowner but also save on heating and cooling costs significantly for years to come.


R&M Building and Remodeling
Pickett Mill Road
No reviews
R&M Building and Remodeling
Pickett Mill Road
No reviews
8 years of experience

We Provide High Quality Remodels, Repairs, and Renovations for Residential Homes and Commercial Properties. We also do Custom Deck Design and Construction. Privacy Fences. Patios. Sheds. Siding. Roof Repair. Retaining Walls and other Hard Scapes. We do it all!

We Provide High Quality Remodels, Repairs, and Renovations for Residential Homes and Commercial Properties. We also do Custom Deck Design and Construction. Privacy Fences. Patios. Sheds. Siding. Roof Repair. Retaining Walls and other Hard Scapes. We do it all!


Lowveld Crawlspace Solutions LLC
2612 Larch Lane
5.00(
6
)
Lowveld Crawlspace Solutions LLC
2612 Larch Lane
5.00(
6
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Lowveld Crawlspace Solutions (LCS) offers crawlspace encapsulation, vapor barrier systems, dehumidifier and pump installation, as well as attic insulation. We pride ourselves on serving our customers in a timely and professional manner, never leaving you in the dark on the condition of your home. Your crawlspace is a vital part of your homes foundation and often overlooked. With free estimates and free inspections, we are here to provide your family with our professional recommendation. As a sister company to Duct-Tec, our technicians are well-versed to handle any project throughout your internal home system.

"Excellent! They were timely efficient friendly and their price was very competitive for a high-quality job well done. I would 100% recommend them to any of my neighbors or friends!"

Jenny A on June 2023

Lowveld Crawlspace Solutions (LCS) offers crawlspace encapsulation, vapor barrier systems, dehumidifier and pump installation, as well as attic insulation. We pride ourselves on serving our customers in a timely and professional manner, never leaving you in the dark on the condition of your home. Your crawlspace is a vital part of your homes foundation and often overlooked. With free estimates and free inspections, we are here to provide your family with our professional recommendation. As a sister company to Duct-Tec, our technicians are well-versed to handle any project throughout your internal home system.

"Excellent! They were timely efficient friendly and their price was very competitive for a high-quality job well done. I would 100% recommend them to any of my neighbors or friends!"

Jenny A on June 2023


Cyclone Pest Control Services llc
No reviews
Cyclone Pest Control Services llc
No reviews

At Cyclone Services we pride ourselves on providing our clients with Superior Pest Protection. Offering comprehensive pest control service plans for almost any situation. We do it all! Pest Control, Termites, CL100, Mosquito Control, Wildlife Removal, Bed Bugs, CrawlSpace Encapsulations

At Cyclone Services we pride ourselves on providing our clients with Superior Pest Protection. Offering comprehensive pest control service plans for almost any situation. We do it all! Pest Control, Termites, CL100, Mosquito Control, Wildlife Removal, Bed Bugs, CrawlSpace Encapsulations


BNS Services
Based Out Of
5.00(
6
)
BNS Services
Based Out Of
5.00(
6
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

BNS Services has over 10 years of combined experience in Foundation repair Field. We are a licensed and insured contractor that specializes in crawlspace repair and foundation work. My team has vast knowledge in the areas of encapsulation, moisture damage, sump pump, floor jack and joist repairs. We provide free estimates. We also provide pressure washing services including driveways and roof cleaning. Give us a chance to help you.

"The services were well-done and timely. The workers were easy to work with and pleasant to be around. They surveyed and analyzed the problems and gave a fair estimate of the cost to repair. They were a joy to work with!"

Norma H N on April 2021

BNS Services has over 10 years of combined experience in Foundation repair Field. We are a licensed and insured contractor that specializes in crawlspace repair and foundation work. My team has vast knowledge in the areas of encapsulation, moisture damage, sump pump, floor jack and joist repairs. We provide free estimates. We also provide pressure washing services including driveways and roof cleaning. Give us a chance to help you.

"The services were well-done and timely. The workers were easy to work with and pleasant to be around. They surveyed and analyzed the problems and gave a fair estimate of the cost to repair. They were a joy to work with!"

Norma H N on April 2021


Crawl Space Resolutions, LLC
224 Miller Rd
No reviews
Crawl Space Resolutions, LLC
224 Miller Rd
No reviews

With over 30 years of experience in abatement and construction contracting, Crawl Space Resolutions is a company that helps customers make sense of home projects that seem too big and overwhelming to take on. The company specializes in clean-outs, mold remediation, moisture-barriers, electrical equipment installation, and more. We apply industry leading technology and techniques to ensure you receive top quality results that will keep you protected for decades.

With over 30 years of experience in abatement and construction contracting, Crawl Space Resolutions is a company that helps customers make sense of home projects that seem too big and overwhelming to take on. The company specializes in clean-outs, mold remediation, moisture-barriers, electrical equipment installation, and more. We apply industry leading technology and techniques to ensure you receive top quality results that will keep you protected for decades.


Healthy-Crawl Space
971 Parsonage Woods Lane
4.50(
18
)
Healthy-Crawl Space
971 Parsonage Woods Lane
4.50(
18
)
Customers say: Quality work
17 years of experience

At healthy Crawl Space, Our mission is to provide excellent local services with a customer first mindset. Through our no pressure, free evaluation process we are able to provide a comprehensive, educational and affordable solution to your specific crawlspace concerns. With our extensive warranties and easy servicing, we are able to provide our customers with the best value for our high-quality work.

At healthy Crawl Space, Our mission is to provide excellent local services with a customer first mindset. Through our no pressure, free evaluation process we are able to provide a comprehensive, educational and affordable solution to your specific crawlspace concerns. With our extensive warranties and easy servicing, we are able to provide our customers with the best value for our high-quality work.


Palmetto Environmental Solutions
2681 Spruill Ave
4.94(
16
)
Palmetto Environmental Solutions
2681 Spruill Ave
4.94(
16
)
Customers say: True professional
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Palmetto Environmental Solutions specializes in mold testing, mold remediation, and crawl space solutions. Call us for interior mold issues, crawlspace encapsulations, and commercial preventative treatments. Our business is dedicated to making the air in homes and businesses cleaner. We offer warranties for our work. Call today to set up an inspection.

"It is been three month Mr. Matt came to give us an estimated for a mold problem. They came to repair our crawl space and two month after the repaired, we saw our energy bill went down, and the air conditioning is working efficiently. I highly recommend Palmetto Environment Solution Company. L & G from Goose Creek SC"

Geraldine T on October 2022

Palmetto Environmental Solutions specializes in mold testing, mold remediation, and crawl space solutions. Call us for interior mold issues, crawlspace encapsulations, and commercial preventative treatments. Our business is dedicated to making the air in homes and businesses cleaner. We offer warranties for our work. Call today to set up an inspection.

"It is been three month Mr. Matt came to give us an estimated for a mold problem. They came to repair our crawl space and two month after the repaired, we saw our energy bill went down, and the air conditioning is working efficiently. I highly recommend Palmetto Environment Solution Company. L & G from Goose Creek SC"

Geraldine T on October 2022

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Basement waterproofing services FAQs

Due to the nature of basements, some level of waterproofing is necessary to prevent water from seeping in and causing damage. Some definitive signs that your basement needs waterproofing measures or needs existing waterproofing measures need to be updated include:

  • Water in your basement, including damp walls or puddles on the floor

  • Mold spots in your basement

  • Musty smells or odors

  • Warped doors or walls

  • Cracks in walls

  • Insect issues, such as cockroaches and termites

You can DIY basement waterproofing in some ways to help save on the overall costs. If your basement isn’t experiencing a lot of water but is noticeably humid, you can try running a dehumidifier that will pull the excess water out of the air. If you notice water leaking due to outdoor drainage issues, you can add downspout extensions to keep rainwater away from your home. 

However, if the problem is more severe and requires a more extensive solution, it’s best to call a basement waterproofing professional to assess the treatment you need and install waterproofing safeguards properly. Since keeping water out of your basement is important, ensuring this job is done correctly the first time is best.

Damp proofing and waterproofing are both methods to help keep your basement dry. Damp proofing keeps soil moisture from entering your basement, which is helpful since your basement is underground. Waterproofing, however, keeps both soil moisture and liquid water out of the basement, which is essential, especially if you live in a wet environment. Because it’s more protective, waterproofing typically costs more than damp proofing.

Several factors dictate if you should waterproof the interior or exterior of your basement. Waterproofing the exterior of your home is a great option if you use your basement for storage, as it provides the most protection from water and water damage. If you prefer work done outside of your home versus inside, exterior waterproofing is best for you. However, interior waterproofing is often less expensive since the area is easier to reach and requires less labor.

The cost of basement waterproofing is $4,950 for the average homeowner. However, you could end up paying between $600 and $14,000, depending on factors like basement size, waterproofing method, and the region you live in. 

If you live in an area with heavy rainfall, you might be paying more for waterproofing than if you lived somewhere drier since waterproofing contractors would be in high demand. Likewise, a 500-foot basement costs between $2,500 and $5,000 to waterproof, but that price rises significantly for a larger basement.

The homeowners guide to basement waterproofing services
From average costs to expert advice, get all the answers you need to get your job done.
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