How to Choose the Best Basement Waterproofing Company for Foundation Leaks and Flood Prevention

The best basement waterproofing company for foundation leaks and flood prevention handles crack repair, interior drainage, sump pumps, and grading as one connected job, not separate call-outs. Premium Waterproofing has done that work out of Batavia, Illinois since 1989, serving homeowners and businesses across Fox Valley, Northeast Illinois, and the western suburbs of Chicago.

Key Takeaways

What Causes Foundation Leaks in the First Place?

Foundation leaks usually start at wall cracks in poured concrete, cove joints where the wall meets the floor, tie rod holes, or window wells that collect runoff instead of shedding it. Hydrostatic pressure from saturated soil pushes water through any weak spot, and a failing sewer line can add pressure from below.

Wall cracks in poured concrete foundations are the most common route water takes into a basement. Temperature swings, shifting soil, and structural stress all open up hairline cracks that widen over time. Once a crack is leaking, sealing the surface isn't enough. It needs to be injected and sealed at the source so the crack stops moving water and stops undermining the wall around it. That's what foundation crack repair is built to do.

Grading problems make everything worse. If the yard slopes toward the house instead of away from it, water pools right where you least want it, at the base of the foundation, and finds every weak point you've got.

What Should You Look For in a Foundation and Flood Prevention Contractor?

Not every waterproofing outfit handles the same scope of work. Some subcontract the drainage, some skip grading entirely, and some sell a coating and call it done. Here's what actually matters when you're comparing options:

What to Check Why It Matters How Premium Waterproofing Delivers
Licensed and insured Protects you if something goes wrong mid-job We're licensed and insured specialists
Manufacturer certification for structural products Anchors, piers, and bracing systems need proper training to install correctly We're Certified Titan Products Installers and a Certified Titan Pier Installer
One company, whole job Avoids finger-pointing between a plumber, a landscaper, and a foundation crew We handle crack repair, drain tile, sump pumps, grading, and excavation ourselves
Track record in your specific area Local soil and storm patterns affect what actually works We've served Fox Valley and Northeast Illinois since 1989
Real customer reviews Shows how a company handles actual jobs, not just marketing copy See the reviews below, from our own clients

Premium Waterproofing carries an A+ rating with the Better Business Bureau, and our customer reviews average 4.8. Founder Brent Bachtell started the company in Batavia in 1989, and we're still family owned and operated, still local, still answering the phone ourselves.

How Is Flood Prevention Different from Basement Waterproofing?

Basement waterproofing stops water that's already found a way in, usually through wall cracks, cove joints, or hydrostatic pressure. Flood prevention works further upstream: drainage systems, foundation grading, and moisture barriers redirect rain and runoff away from the house before it ever reaches the foundation.

You need both working together. A sealed crack won't help much if your yard keeps funneling every storm straight at the foundation wall next to it. Our flood prevention services assess the risk areas around your property first, then install the drainage, sump-pump, grading, and moisture-barrier systems that actually redirect water for the long term, rather than just patching the spot where it showed up last time.

Our Foundation Leak and Flood Prevention Services

Here's the full scope of what we handle, all under one roof:

You can see the residential and commercial side of this work on our Residential / Commercial Services page, and browse the Titan Products we install for structural repair.

Do You Need a Backup Sump Pump Too?

A backup sump pump is worth adding if your basement is finished, if you've lost power during storms before, or if your primary pump has ever failed during heavy rain. Our backup systems run on battery power and switch on automatically, so your basement stays protected when the primary pump can't do the job alone.

Primary pumps handle the everyday work, sitting in the sump pit and activating whenever water collects. But a power outage during a bad storm, which is exactly when DuPage County tends to see heavy rain and melting snow at the same time, is exactly when a primary pump can't run at all. That's the gap a battery-powered backup closes.

What Our Customers Say

"Brent was extremely professional, knowledgeable and prompt in providing the service. He did a wonderful job sealing a crack in our basement at a very busy time. He was recommended by a friend and we will be recommending him as well!" - Elizabeth Taylor, in a Google review

"I had some water collecting in my crawl space from the rain and noticed a 4 foot crack in my foundation that looked to be causing the issue. I called Brent and he immediately knew the issue and could give me a price on the spot based on 3 pictures I sent him. He showed up the next day and knocked it out in less than an hour. Highly skilled and responsive. Will use again." - Ryan Kappel, in a Google review

That's the kind of response we aim for on every job, whether it's basement waterproofing, a single crack, or a full interior drain tile installation. We treat every job like it's our own home, and we're committed to catching even the smallest issues early, before they turn into a bigger repair.

Where We Work

Premium Waterproofing serves homeowners and businesses across Fox Valley, Northeast Illinois, Chicagoland, and the western suburbs of Illinois, including Algonquin, Arlington Heights, Aurora, Barrington, Batavia, and Bensenville. Check our service areas page for the full list of towns we cover, or reach us directly at (630) 879-6116.

Frequently asked questions

What determines the cost of foundation crack repair?

Cost depends on the crack's length, depth, whether it's actively leaking, and whether it sits in a poured concrete wall or a block foundation. A single hairline crack costs far less to inject and seal than a wall showing multiple cracks or early signs of bowing. Call us with a few photos and we can usually give you a starting price the same day.

How long does a basement waterproofing job take?

Job length depends entirely on scope. A single crack repair can be finished in under an hour once our crew is on site. A full interior drain tile system, sump pump installation, or crawl space encapsulation takes longer, since it involves excavation and system installation rather than a spot repair.

Do you work on commercial properties, or just homes?

We handle both. Our residential and commercial waterproofing services cover the same core work, foundation crack repair, drain tile, sump pumps, and flood prevention, across the western suburbs of Illinois, whether the property is a single-family home or a commercial building.

Is damp proofing the same thing as waterproofing?

No. Damp proofing is a foundation coating that helps block moisture from soaking into the wall, but it doesn't prevent an active leak the way crack injection or an interior drain tile system does. An inferior coating can actually compromise a foundation over time and contribute to mold and mildew.

Send us the details of what's going on with your basement, crawl space, or yard drainage, and we'll walk you through exactly what it would take to fix it. You can put your address, the problem you're seeing, and any photos you've got into the form below this article.

Stop Foundation Leaks Before They Flood Your Basement

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