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TRUSTED BY O FALLON, MO HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon197
    Verified basement waterproofing services reviews

Find Basement waterproofing pros in O Fallon

Avatar for Quacker's Waterproofing & Basement Repair, LLC
Quacker's Waterproofing & Basement Repair, LLC
4.7(
167
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 2001

Free estimates

Warranties offered

"Quackers was the 2nd vendor to review the problem. The first vendor proposed a much more expensive solution. Quacker's saw that I did not have a sump pump in my sump pit so they proposed that this be the first step to fix the problem which so far is working. He also advised me to run new drainage tile away from foundation near where the water entered the basement."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+1

10 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Atlas Foundation Solutions, LLC
Atlas Foundation Solutions, LLC
4.5(
160
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 1981

Free estimates

Warranties offered

"Our experience with Atlas Foundation Solutions, LLC was excellent. Their staff was very professional, prompt and courteous. Their technician, Jacob was very knowledgeable and thorough. He found another crack under the deck that was covered in the basement with insulation and shelving, saving us another problem down the road. Great job, thank you!"
Response time1 day
17 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Perma Jack of St. Louis
Perma Jack of St. Louis
4.9(
10
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 1974

Free estimates

Warranties offered

"Perma Jack was very responsive and willing to work with the owner of the project to complete a successful waterproofing drainage system. Perma Jack also worked in a very professional manner. I would definitely recommend this company."
Jack Hammering Through Concrete
Partially Exposed Above Grade Basement
Typical Basement Construction
Exterior View Prior To Project
Exterior View Of Church

+197

Response time1 day
Response rate90%
Recommended by90%of homeowners
Avatar for High and Dry Foundation Repair
High and Dry Foundation Repair
4.7(
32
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 2006

Free estimates

Warranties offered

"I saw them in the neighborhood, so I got their details and they gave me an estimate. They were re-repairing a crack from 20 years ago. They did their work and cleaned up afterward. I waited until after 3 or 4 serious rain storms before this comment. The basement still dry. No seepage through the cracks. I should have called them a long time ago."
Piering Project
Piering Project
Piering Project
Crack Repair
Carbon Fiber Straps

+1

Recommended by100%of homeowners
Avatar for AccuLevel, Inc. - Belleville
AccuLevel, Inc. - Belleville
3.9(
215
)

Serving O Fallon, MO 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
Bowed Wall Foundation Repair AFTER
Horizontal Wall Crack BEFORE
Exterior Wall Anchors

+31

Response time4 days
226 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for Zoom Drain St. Louis
Zoom Drain St. Louis
4.7(
74
)

Serving O Fallon, MO and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Emergency services offered

Warranties offered

"Andrew and team were out very quickly and worked in a storm to get our sewer lines unclogged so we did not take on more water. We had another big rain storm the following week with no more water backing up into the basement!"
Zoom Drain Residential
Zoom Drain Jetting
Zoom Drain Video Camera Inspection
Zoom Drain PowerSnaking
Zoom Drain Shower PowerSnaking

+9

Response time10 hrs
Response rate92%
235 neighbors recently requested a quote
Avatar for Ultimate Basement Solutions, LLC
Ultimate Basement Solutions, LLC
5.0(
2
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 2023

Free estimates

Warranties offered

With near a decade of experience in Foundation Waterproofing and Crack Repair, as well as Egress Window Installations, Ultimate Basement Solutions, LLC is dedicated to standing behind our work and providing lifetime warranties to give you that peace of mind that we aren't just in and out with your project, but that you will be taken care of and given the resources required to resolve any concerns you may have after completion. Ultimately we strive to uphold our reputation with accuracy, professionalism, and customer satisfaction. \n

Response time2 days
Recommended by100%of homeowners
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Basement Waterproofing questions, answered by experts

In O'Fallon, create a seasonal inspection routine by focusing on local weather patterns. After spring rains, check for seepage and test your sump pump. In humid summers, monitor for mold and inspect dehumidifiers. Before fall storms, clear gutters and downspouts, and reseal visible cracks. During winter, watch for condensation and ice near foundation walls, as freeze-thaw cycles can worsen existing vulnerabilities.

Helpful?

O'Fallon homeowners often choose interior French drains and sump pumps with battery backups to handle frequent Midwest storms. Vapor barriers and exterior membranes are popular for moisture control, while integrated smart sensors help monitor leaks. Energy-efficient insulation and radiant barriers are trending, and many residents opt for seamless drainage solutions to address the area’s clay-heavy soils and reduce long-term maintenance.

Helpful?

In O'Fallon, you’ll find dedicated waterproofing contractors, foundation repair specialists, and drainage experts familiar with local soil conditions. Some companies focus on concrete restoration or offer mold remediation services. Multi-service contractors often handle sump pump and dehumidifier installations, while landscaping professionals address exterior grading. This range of expertise ensures homeowners can address both structural and moisture control needs unique to the area.

Helpful?

For basement waterproofing in O'Fallon, keep a moisture meter, hygrometer, caulk gun with waterproof sealant, and a sump pump test kit. Stock hydraulic cement and wall sealers for quick repairs. Seasonal tools like gutter scoops and ice melt are useful, as is a shop vacuum for emergencies. Having extra dehumidifier filters and a flashlight ensures you’re prepared for O'Fallon’s unpredictable weather.

Helpful?

After waterproofing in O'Fallon, regularly track basement humidity and inspect for new moisture spots, especially after heavy rain. Test sump pumps and drainage systems monthly, and keep a log of any changes. Schedule a professional review within six months to verify membrane and drainage effectiveness. Maintain all warranty paperwork, and annually check for shifting soils or foundation cracks common in the region.

Helpful?

The O Fallon, MO homeowners’ guide to basement waterproofing services

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