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Verified Reviews for Basement Waterproofing pros in Allison, IA

*The Angi rating for Basement Waterproofing companies in Allison, IA 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 Allison, IA 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 October 18, 2025

Find Basement waterproofing pros in Allison

Avatar for Foundation Recovery Systems
Foundation Recovery Systems
4.6(
40
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Allison, IA and surrounding areas

Approved (Corporate)

In business since 1992

Free estimates

Warranties offered

"The individual I dealt with was Chris Vanderpool, he made sure to explain everything about what was happening to my basement and how it be rectified. Chris even went over and above when it came to getting financine for my project."
Protect Your Basement Before & After
Correct Your Wet Basement
Protect Your Basement
Waterproof Your Basement
Protect Your Concrete Before & After

+16

306 neighbors recently requested a quote
Recommended by59%of homeowners
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Avatar for Thrasher, Inc.
Thrasher, Inc.
4.1(
181
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Allison, IA and surrounding areas

Approved

In business since 2014

Free estimates

Warranties offered

"Thrasher has been awesome to work with on my basement project."
Basement Waterproofing Before and After
Concrete Repair Before and After
Thrasher Services
Thrasher Services
Thrasher Services

+12

Response time2 days
1075 neighbors recently requested a quote
Recommended by84%of homeowners
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Avatar for AccuLevel, Inc. - Iowa
AccuLevel, Inc. - Iowa
4.0(
215
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Allison, IA and surrounding areas

Approved

In business since 1996

Free estimates

Warranties offered

"This is a great company to use in making a 141 year old basement waterproof. I look foreward to having a waterproo basemant. Craig was pleasant and went the extra mile to make the experience great."
Wall Anchors
Exterior Foundation Repair
Helical Pier Installation
Basement Carbon Fiber Strap Repair AFTER
Horizontal Crack Bowed Walls BEFORE

+21

Response time9 hrs
211 neighbors recently requested a quote
Recommended by87%of homeowners
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Avatar for All-Star Basements
All-Star Basements
4.3(
29
)
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Allison, IA and surrounding areas

In business since 2011

Free estimates

Emergency services offered

"Very friendly, very knowledgeable, and great price. I would recommend All-Star Basements to anyone in Rochester. They know there stuff and get the job done in a timely fashion at a great price."
Drain Main System
Response time1 day
Recommended by90%of homeowners
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Avatar for Thrasher Foundation Repair – Des Moines
Thrasher Foundation Repair – Des Moines
3.8(
34
)
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Allison, IA and surrounding areas

In business since 1975

Free estimates

Warranties offered

"Excellent service. Courteous and did a good job covering everything with plastic and cleaning up. They answered all of my questions and were always on time. They worked every day and did it in the time they said they would (one week). They came back after the ground dried to bury and sump pump line outside. The true test was all the rain we had this spring and my basement stayed dry!
"
Additional Photos
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Additional Photos

+11

Response time12 hrs
Recommended by76%of homeowners
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Avatar for Midwest Basements, LLC
Midwest Basements, LLC
4.0(
4
)
Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Allison, IA and surrounding areas

In business since 2005

Free estimates

Emergency services offered

Midwest Basements LLC should be your first choice when it comes to any of your foundation needs. We take the same pride in our work as you do in your own home. Please call and ask about our in house financing and our emergency response service. Thank You!

Crawl Space
Ramp & Door
Digging out
Recommended by100%of homeowners
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Avatar for Westendorf Earth Moving
Westendorf Earth Moving
5.0(
3
)
Basement Drainage Channels - Install

Serving Allison, IA and surrounding areas

In business since 2024

Credit card accepted

At Westendorf Earth Moving, LLC, we pride ourselves on delivering top-notch land clearing and earth moving services. Our small business ensures personalized attention with minimal red tape. With over ten years of experience, our owner-operator is always on-site, guaranteeing the job is done right the first time. We’re fully licensed and insured, providing you with confidence in our capabilities. Our commitment to great customer service sets us apart, making us a trusted choice in the industry.

Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+21

Recommended by100%of homeowners
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Avatar for Hampton Enterprise LLC
Hampton Enterprise LLC
3.7(
9
)
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Allison, IA and surrounding areas

In business since 1989

Free estimates

Emergency services offered

"They did a very good job. They were quick and I am very happy with the work that they did for me."
Additional Photos
Additional Photos
Recommended by60%of homeowners
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Basement Waterproofing questions, answered by experts

In Allison, choosing the right materials for basement waterproofing is crucial due to the region’s clay soils and frequent rainfall. Use epoxy-based sealers for hairline cracks, and opt for polyurethane injection for active leaks. For exterior protection, install rubberized asphalt membranes and bentonite clay panels. Interior French drains paired with a reliable sump pump and 4-6 inch drainage tile help manage water around your foundation effectively.

Helpful?

In Allison, homeowners often overlook the importance of proper exterior grading and drainage, which can lead to recurring moisture issues. Starting waterproofing projects during the rainy season or neglecting to size sump pumps for local rainfall are frequent errors. Skipping necessary permits or not testing for radon can also cause setbacks. Carefully planning each step and consulting local experts helps prevent these costly mistakes.

Helpful?

Your Allison home likely needs basement waterproofing if you notice damp walls, standing water, or musty odors after storms. Properties with clay soil, minimal slope, or a history of basement flooding are especially at risk. Visible cracks in the foundation, persistent humidity above 50%, or efflorescence on basement walls are clear signs that a professional waterproofing assessment is recommended.

Helpful?

Combining basement waterproofing with other upgrades in Allison can maximize efficiency and minimize disruption. Consider scheduling foundation repairs, egress window installation, or radon mitigation at the same time. This approach allows for shared labor and easier access to basement walls. Upgrading insulation or adding a backup sump pump while the area is open can further protect your home and streamline the overall project.

Helpful?

In IA, be wary if a contractor doesn’t provide a detailed, itemized quote or skips a thorough inspection of your basement and yard. Avoid professionals who push for full payment upfront or can’t offer local references. Reliable waterproofing contractors in IA will explain their process, address local soil and drainage challenges, and provide clear warranty terms so you know exactly what’s covered.

Helpful?

The Allison, IA 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