Top-rated basement waterproofing pros.

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Basement waterproofing pros in Ontario

Avatar for Stay Dry Waterproofing - Columbus
Stay Dry Waterproofing - Columbus
20 S 3RD ST
4.17(
47
)
Approved Pro
Stay Dry Waterproofing - Columbus
20 S 3RD ST
4.17(
47
)
Approved Pro
Customers say: Super punctual
372 local quotes requested
15 years of experience

Our team at Stay Dry Waterproofing has over 20 years of experience protecting homes in Columbus. Our team of experts has experience transforming any damp, musty, and wet basement into a comfortable dry living space. We use only tested products that are guaranteed to keep your home safe. Whether you have noticed water, mold, or musty odors emitting from your basement or crawl space, we can help. Stay Dry Waterproofing is Central Ohio's leader in Basement repair and drainage needs. Everything from Basement Waterproofing, Mold Remediation, Foundation Crack and Bowed Wall Repairs, Yard Drainage, and Crawlspace Encapsulation. Life time warranties, Free Estimates and zero percent financing options.

"Great workers and very professional"

Bev S on August 2024

Our team at Stay Dry Waterproofing has over 20 years of experience protecting homes in Columbus. Our team of experts has experience transforming any damp, musty, and wet basement into a comfortable dry living space. We use only tested products that are guaranteed to keep your home safe. Whether you have noticed water, mold, or musty odors emitting from your basement or crawl space, we can help. Stay Dry Waterproofing is Central Ohio's leader in Basement repair and drainage needs. Everything from Basement Waterproofing, Mold Remediation, Foundation Crack and Bowed Wall Repairs, Yard Drainage, and Crawlspace Encapsulation. Life time warranties, Free Estimates and zero percent financing options.

"Great workers and very professional"

Bev S on August 2024


Avatar for Everdry Waterproofing
Everdry Waterproofing
2930 Centennial Rd
4.48(
192
)
Approved Pro
Everdry Waterproofing
2930 Centennial Rd
4.48(
192
)
Approved Pro
Customers say: Super punctual
35 local quotes requested
39 years of experience

Since 1986, Everdry Waterproofing has serviced over 80,000 basements, crawl spaces and slab homes- making us one of the nation’s premier foundation repair contractors. With custom tailored solutions, innovative products and a one-on-one approach in dealing with homeowners, our basement waterproofing team will help you create a safe, dry and liveable space in your basement. Everdry takes an active role in bettering our industry and enhancing our knowledge. We are a leader in Research and Development and have multiple patents to bring you the best and most up-to-date solutions in the waterproofing industry. Everdry’s locations have been featured on HGTV and radio programs. These locations are also associated with many of the leading local and national industry organizations. We look at every situation and craft a waterproofing solution that works for your circumstances. We can provide tips and advice as well as help you understand what is happening with your foundation.

"Everdry did a total basement system for us. Brandon and his crew were amazing at walking through each step in the project, keeping us updated on timelines, and great overall communication. Amazing crew they had. Only reason total experience was 4 stars was the high pressure sales "free inspection". After a thorough walkthrough (which was appreciated), we sat down to a timeshare-esque presentation of their system. Everydry seems to have one big project type, which as someone who hasn't had any previous basement work was needed for our case. After he presented his solution and suggested the total system, he gave us a number that was not itemized or broken down, but just a total projected cost. When we said we'll think about it, the cost came down by 10% if we signed up that day before he left. We again said we'll think about it (even if we had to pay the original estimate). He finally came back with a "final" offer of almost 25% off if we could start on 3 days since a crew was on standby and needed a job. We eventually ended up signing then. Would have been an easy 5* review had he just done the walkthrough and allowed us to get some other opinions or quotes before moving forward with them. That said, the work appears to be fantastic, appreciated the total system, and again the crew, lead by Brandon, was amazing. Left our basement clean and walked us through each new addition to our basement system. Thanks for all your help."

Matthew D on September 2024

Since 1986, Everdry Waterproofing has serviced over 80,000 basements, crawl spaces and slab homes- making us one of the nation’s premier foundation repair contractors. With custom tailored solutions, innovative products and a one-on-one approach in dealing with homeowners, our basement waterproofing team will help you create a safe, dry and liveable space in your basement. Everdry takes an active role in bettering our industry and enhancing our knowledge. We are a leader in Research and Development and have multiple patents to bring you the best and most up-to-date solutions in the waterproofing industry. Everdry’s locations have been featured on HGTV and radio programs. These locations are also associated with many of the leading local and national industry organizations. We look at every situation and craft a waterproofing solution that works for your circumstances. We can provide tips and advice as well as help you understand what is happening with your foundation.

"Everdry did a total basement system for us. Brandon and his crew were amazing at walking through each step in the project, keeping us updated on timelines, and great overall communication. Amazing crew they had. Only reason total experience was 4 stars was the high pressure sales "free inspection". After a thorough walkthrough (which was appreciated), we sat down to a timeshare-esque presentation of their system. Everydry seems to have one big project type, which as someone who hasn't had any previous basement work was needed for our case. After he presented his solution and suggested the total system, he gave us a number that was not itemized or broken down, but just a total projected cost. When we said we'll think about it, the cost came down by 10% if we signed up that day before he left. We again said we'll think about it (even if we had to pay the original estimate). He finally came back with a "final" offer of almost 25% off if we could start on 3 days since a crew was on standby and needed a job. We eventually ended up signing then. Would have been an easy 5* review had he just done the walkthrough and allowed us to get some other opinions or quotes before moving forward with them. That said, the work appears to be fantastic, appreciated the total system, and again the crew, lead by Brandon, was amazing. Left our basement clean and walked us through each new addition to our basement system. Thanks for all your help."

Matthew D on September 2024


Avatar for Ohio Basement Authority
Ohio Basement Authority
7950 Bavaria Rd
4.45(
446
)
Approved Pro
Ohio Basement Authority
7950 Bavaria Rd
4.45(
446
)
Approved Pro
Customers say: Quality work
28 local quotes requested
16 years of experience

Established in 2009, Ohio Basement Authority 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 Ohio, we bring our local expertise closer to you. OBA 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 OBA we are not just builders; we are guardians of your peace of mind. Contact us today for a FREE estimate!

"I wish I had hired them first! I hired another company to fix my moving bowed and shearing basement walls. They were primarily a waterproofing company, but said they had the solutions to my issues. 3 months after they were complete, my walls cracked and shifted again. (Note, in the attached photos, the patchwork quilt on the walls was the OTHER company.) OBA fixed my issues the correct way. And they were great at every step. The work crew Caleb, Delontae, and Dylan were fast, efficient, and cleaned up when they were done. Caleb made sure to explain what was happening as they did the work and ask if I had questions. The work was thorough, and I feel good about it. And even better, they'll be out in 6 months to ensure everything is working as it should and make adjustments if needed."

Jill H on November 2024

Established in 2009, Ohio Basement Authority 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 Ohio, we bring our local expertise closer to you. OBA 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 OBA we are not just builders; we are guardians of your peace of mind. Contact us today for a FREE estimate!

"I wish I had hired them first! I hired another company to fix my moving bowed and shearing basement walls. They were primarily a waterproofing company, but said they had the solutions to my issues. 3 months after they were complete, my walls cracked and shifted again. (Note, in the attached photos, the patchwork quilt on the walls was the OTHER company.) OBA fixed my issues the correct way. And they were great at every step. The work crew Caleb, Delontae, and Dylan were fast, efficient, and cleaned up when they were done. Caleb made sure to explain what was happening as they did the work and ask if I had questions. The work was thorough, and I feel good about it. And even better, they'll be out in 6 months to ensure everything is working as it should and make adjustments if needed."

Jill H on November 2024


Fire Side Homes and Excavating
PO Box 530
5.00(
5
)
Approved Pro
Fire Side Homes and Excavating
PO Box 530
5.00(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
22 years of experience

Fire Side Homes and Excavating, is a company built on the idea that customer satisfaction and quality should be top priorities. All work is either performed by or directly supervised by the owner himself. Fire Side Homes and Excavating, is fully insured and a member of the Richland County Chamber of Commerce. We look forward to hearing from you and we are eager to turn our visitors into satisfied customers! We are A plus rated by BBB.

"Very prompt, reasonable rates. Friendly."

Wanda B on September 2021

Fire Side Homes and Excavating, is a company built on the idea that customer satisfaction and quality should be top priorities. All work is either performed by or directly supervised by the owner himself. Fire Side Homes and Excavating, is fully insured and a member of the Richland County Chamber of Commerce. We look forward to hearing from you and we are eager to turn our visitors into satisfied customers! We are A plus rated by BBB.

"Very prompt, reasonable rates. Friendly."

Wanda B on September 2021


Avatar for Stay Dry Waterproofing, LLC
Stay Dry Waterproofing, LLC
401 South Chestnut Street
4.85(
845
)
Approved Pro
Stay Dry Waterproofing, LLC
401 South Chestnut Street
4.85(
845
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
53 local quotes requested

At Stay Dry Waterproofing, we don’t just fix water problems—we protect your home from the ground up. Serving homeowners across Ohio, we specialize in basement waterproofing, foundation repair, bowed wall stabilization, full foundation replacement, crawl space encapsulation, mold testing/remediation, and custom drainage solutions. What sets us apart? Our IICRC Certification—we’re Central Ohio’s only certified waterproofing company—which means we follow the highest standards in the industry. Our team of trained professionals is known for quality workmanship, transparency, and a relentless focus on customer satisfaction. We understand that protecting your home is a big investment, so we offer 0% financing options to make the process more affordable and stress-free. Call us today at 614-339-3434 and experience the Stay Dry difference!

"Greg the inspector came out, nice guy very knowledgeable, I spent 14800 in waterproofing and mold removal, new sump pump and a air purifier. Greg and I went over everything the crew was going to do. Well where the water issue I was most concerned about , they side step and only put the drain tile down the middle and not at both sides. Stay Dry ended up sending 1 person to put tile in on both sides and fixed that issue, now I am having water issue where I was not having issues before and come to find out where my water line comes in they just put gravel under and did not put the concrete back in that area. So now I have a new leak and I can't seem to get this company to come back out for a 3rd time to fix this issue. Also I have water coming up from the newly concrete floor, I was told that the concrete has to cure for awhile which I understand that, but I don't think it should be seeping up along the cracks where the new and old concrete meets. Waiting on this company to correct."

Amber L on April 2025

At Stay Dry Waterproofing, we don’t just fix water problems—we protect your home from the ground up. Serving homeowners across Ohio, we specialize in basement waterproofing, foundation repair, bowed wall stabilization, full foundation replacement, crawl space encapsulation, mold testing/remediation, and custom drainage solutions. What sets us apart? Our IICRC Certification—we’re Central Ohio’s only certified waterproofing company—which means we follow the highest standards in the industry. Our team of trained professionals is known for quality workmanship, transparency, and a relentless focus on customer satisfaction. We understand that protecting your home is a big investment, so we offer 0% financing options to make the process more affordable and stress-free. Call us today at 614-339-3434 and experience the Stay Dry difference!

"Greg the inspector came out, nice guy very knowledgeable, I spent 14800 in waterproofing and mold removal, new sump pump and a air purifier. Greg and I went over everything the crew was going to do. Well where the water issue I was most concerned about , they side step and only put the drain tile down the middle and not at both sides. Stay Dry ended up sending 1 person to put tile in on both sides and fixed that issue, now I am having water issue where I was not having issues before and come to find out where my water line comes in they just put gravel under and did not put the concrete back in that area. So now I have a new leak and I can't seem to get this company to come back out for a 3rd time to fix this issue. Also I have water coming up from the newly concrete floor, I was told that the concrete has to cure for awhile which I understand that, but I don't think it should be seeping up along the cracks where the new and old concrete meets. Waiting on this company to correct."

Amber L on April 2025


Avatar for Everdry Waterproofing Toledo
Everdry Waterproofing Toledo
2930 Centennial Road
4.55(
100
)
Approved Pro
Everdry Waterproofing Toledo
2930 Centennial Road
4.55(
100
)
Approved Pro
Super Service Award
Customers say: Quality work
25 local quotes requested
39 years of experience

EverDry Waterproofing of Toledo is Northwest Ohio's leading residential basement waterproofer. Since 1986, EverDry has provided full-service waterproofing to over 80,000 customers nationwide and 20,000 throughout the Greater Toledo Area alone. You can be assured that we have done work for your friends, neighbors and associates.

"Great service and job well done. Basement was always damp and musty with water when it rained. Still dry 15 years later. Thank you Everdry."

Greg E on January 2025

EverDry Waterproofing of Toledo is Northwest Ohio's leading residential basement waterproofer. Since 1986, EverDry has provided full-service waterproofing to over 80,000 customers nationwide and 20,000 throughout the Greater Toledo Area alone. You can be assured that we have done work for your friends, neighbors and associates.

"Great service and job well done. Basement was always damp and musty with water when it rained. Still dry 15 years later. Thank you Everdry."

Greg E on January 2025


Avatar for Eco-Seal Home Solutions, LLC
Eco-Seal Home Solutions, LLC
3530 County Road 58
4.97(
21
)
Approved Pro
Eco-Seal Home Solutions, LLC
3530 County Road 58
4.97(
21
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
45 local quotes requested

Eco-Seal Home Solutions prides itself in serving you, the homeowner, with integrity and a high level of character. Based in Holmes County, the heart of Amish Country, our family-owned company serves the Greater Ohio area. Some of the services we offer are providing solutions to wet basements, foundations walls that are bowed or have structure issues, french drains, and safe basement exit systems that add light and the ability to add living space to your basement. Reach out for a free, low pressure, in-home consultation.

"Great company - professional and easy to work with"

Pete M on February 2025

Eco-Seal Home Solutions prides itself in serving you, the homeowner, with integrity and a high level of character. Based in Holmes County, the heart of Amish Country, our family-owned company serves the Greater Ohio area. Some of the services we offer are providing solutions to wet basements, foundations walls that are bowed or have structure issues, french drains, and safe basement exit systems that add light and the ability to add living space to your basement. Reach out for a free, low pressure, in-home consultation.

"Great company - professional and easy to work with"

Pete M on February 2025


Avatar for Acculevel, Inc. - Ohio
Acculevel, Inc. - Ohio
8233 W. State Rd 26
4.51(
163
)
Approved Pro
Acculevel, Inc. - Ohio
8233 W. State Rd 26
4.51(
163
)
Approved Pro
Customers say: Quality work
147 local quotes requested
29 years of experience

Acculevel is your foundation repair expert, serving Indiana, Illinois, Michigan, Kentucky, and Ohio with over 20 years of experience. Our repairs come with a lifetime warranty. Acculevel begins by evaluating your entire foundation system, checking your property for the signs and causes of foundation failure. From foundation & crawlspace repair to waterproofing & encapsulation systems, Acculevel can help you protect your home-- the most valuable investment you'll ever make.

"done a good job stayed late to finish"

carl c on October 2023

Acculevel is your foundation repair expert, serving Indiana, Illinois, Michigan, Kentucky, and Ohio with over 20 years of experience. Our repairs come with a lifetime warranty. Acculevel begins by evaluating your entire foundation system, checking your property for the signs and causes of foundation failure. From foundation & crawlspace repair to waterproofing & encapsulation systems, Acculevel can help you protect your home-- the most valuable investment you'll ever make.

"done a good job stayed late to finish"

carl c on October 2023


Avatar for C & J Basement Solutions, LLC
C & J Basement Solutions, LLC
209 Sorrell Crest Drive
4.80(
149
)
Approved Pro
C & J Basement Solutions, LLC
209 Sorrell Crest Drive
4.80(
149
)
Approved Pro
Customers say: Quick response
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
30 local quotes requested

Providing Ohio homeowners permanent solutions. Call us to schedule your FREE INSPECTION. We do what the "Big Names" do for a fraction of the cost! ONLY BETTER!

"They installed beams to my cracked wall's & dug and placed pipes under ground & installed conductor line & under side walk. Great work, fast, professional & friendly. I would highly recommend C&J Basement Solutions from Pataskala. Awesome company!"

Kim C on June 2024

Providing Ohio homeowners permanent solutions. Call us to schedule your FREE INSPECTION. We do what the "Big Names" do for a fraction of the cost! ONLY BETTER!

"They installed beams to my cracked wall's & dug and placed pipes under ground & installed conductor line & under side walk. Great work, fast, professional & friendly. I would highly recommend C&J Basement Solutions from Pataskala. Awesome company!"

Kim C on June 2024


Mid-State Basement System
2219 Westbrooke Dr
3.00(
2
)
Mid-State Basement System
2219 Westbrooke Dr
3.00(
2
)
Customers say: Terrific value
6 years of experience

Mid-State Basement Systems is dedicated to providing basement waterproofing, crawl space repair, and foundation repair services that cannot be beaten anywhere else. From our transferable, warrantied solutions to our exceptional customer service, you can have full confidence in our team from start to finish! We offer time-tested solutions for wet basements, cracked foundations, and nasty crawl spaces, all installed with expertise and care. Mid-State Basement Systems aims to improve the lives of homeowners and businesses across the Greater Columbus area. Why Choose Us: -Reliable, warrantied solutions -Expert, trustworthy service -Locally-owned & operated business -Free, no-obligation estimates

"Mid State basements sold me a bill of goods and did not deliver much of what they talked about. These things cost way too much money to not be done right. They did not straighten my wall at all like they had said. Did not bring gravel backfill like they had said. Excavated my yard to no benefit, even removing the positive existing slope I had to carry water away from my foundation. Do not hire Mid-State Basments system and gamble with your foundation and finances."

Gabriel R on February 2024

Mid-State Basement Systems is dedicated to providing basement waterproofing, crawl space repair, and foundation repair services that cannot be beaten anywhere else. From our transferable, warrantied solutions to our exceptional customer service, you can have full confidence in our team from start to finish! We offer time-tested solutions for wet basements, cracked foundations, and nasty crawl spaces, all installed with expertise and care. Mid-State Basement Systems aims to improve the lives of homeowners and businesses across the Greater Columbus area. Why Choose Us: -Reliable, warrantied solutions -Expert, trustworthy service -Locally-owned & operated business -Free, no-obligation estimates

"Mid State basements sold me a bill of goods and did not deliver much of what they talked about. These things cost way too much money to not be done right. They did not straighten my wall at all like they had said. Did not bring gravel backfill like they had said. Excavated my yard to no benefit, even removing the positive existing slope I had to carry water away from my foundation. Do not hire Mid-State Basments system and gamble with your foundation and finances."

Gabriel R on February 2024

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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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