Basement Waterproofing & Foundation Repair in Sioux Falls, SD
Wet basement? Cracked foundation wall? Sump pump that can't keep up? We stop the water and stabilize your home — guaranteed for life. Free on-site inspection, no pressure, no surprises.
Sioux Falls' Most Trusted Basement & Foundation Specialists
From hairline foundation cracks to fully flooded basements, we fix it right the first time — with warranties that follow the home, not the homeowner.
Basement Waterproofing
Interior drain tile, sump systems, vapor barriers, and exterior excavation. We stop water at the source so your basement stays dry through every Sioux Falls spring thaw.
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Foundation Repair
Bowing walls, settlement cracks, and structural movement — repaired with carbon fiber, steel I-beams, or push piers depending on the conditions of your home.
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Foundation Crack Repair
Polyurethane and epoxy injection from the inside — a clean, permanent fix for poured concrete cracks that's faster and far cheaper than excavation.
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Sump Pump Installation
Primary pumps, battery backups, and Wi-Fi monitoring. We size and install a pump that handles the worst spring runoff Sioux Falls can throw at it.
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Mold Remediation
EPA-certified removal, HEPA-filtered containment, and antimicrobial treatment — followed by waterproofing so the mold doesn't come back next season.
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Egress Windows
Bring your basement up to code and turn it into a legal bedroom. Cleanly cut foundation openings, steel window wells, and flashing that won't leak.
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Crawl Space Encapsulation
Seal out moisture, eliminate musty odors, and lower your energy bills. Heavy-duty vapor barriers, dehumidification, and structural support.
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Free On-Site Inspection
We come to your home, identify the root cause, and quote you a fixed price — usually within 24-48 hours of your call. No pressure, no upsell, no surprises.
Schedule yoursWhy Sioux Falls Homeowners Choose Us
Wet basements aren't just an inconvenience — they damage your foundation, your indoor air, and your home's value. Here's why our neighbors trust us to fix the problem for good.
Lifetime Transferable Warranty
Our interior waterproofing systems are warrantied for the life of your home — and that warranty transfers to the next owner. It's a real asset at resale, not just marketing.
4.9 Stars From 187+ Local Reviews
We've earned a 4.9-star average from Sioux Falls homeowners on Google, Facebook, and the Better Business Bureau. Our reputation is everything in a town this size.
Locally Owned, Locally Built
We live and work here. We know the soil conditions, the freeze/thaw cycle, and the older neighborhoods of Sioux Falls — because we grew up in them.
Honest, Fixed-Price Estimates
You'll get a written quote on the spot with no high-pressure tactics and no "today only" gimmicks. The price you see is the price you pay.
Same-Week Inspections
When water is in your basement, you don't have weeks to wait. We typically schedule free inspections within 2-3 business days.
Certified, Insured Technicians
Every technician is trained on the latest waterproofing and structural repair methods, and the company is fully licensed and insured for your protection.
What Sioux Falls Homeowners Are Saying
"Our basement had been wet every spring for six years. The team came out, found the source in 20 minutes, and had us totally dry within two days. Worth every penny."
"Got three quotes for foundation crack repair. These guys were the most thorough, the most reasonable, and the only ones who explained what was actually causing it."
"Sump pump died during the April rains. They had a new pump with battery backup installed the next morning. Polite, fast, and the price was fair."
"The lifetime transferable warranty actually closed our home sale — the buyers' inspector flagged old water staining and the warranty paperwork answered every concern."
"Encapsulated our crawl space last summer. The whole first floor of the house feels different — drier, less musty, and our dehumidifier upstairs barely runs anymore."
"Honest, on time, and they cleaned up every scrap. Hard to find a contractor in Sioux Falls who does all three. Couldn't recommend them more."
Serving Sioux Falls & the Surrounding Area
Family-owned and rooted in the Sioux Empire. If your home is within about 40 minutes of downtown, we serve it.
Frequently Asked Questions
The questions Sioux Falls homeowners ask us most often. Don't see yours? Just call.