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Concrete Leveling Services for Uneven or Sunken Surfaces

Cracked or uneven concrete can be more than a trip hazard—it’s a sign that your concrete slab has settled, usually due to shifting soils, moisture changes, or poor compaction.

Perma-Seal offers professional concrete leveling services using advanced polyurethane foam injection systems to lift, align, and stabilize sunken concrete fast—without messy tear-outs or long wait times.

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Fix Uneven Concrete Without Replacing It

If you’re dealing with cracked concrete patios, uneven pool decks, or sunken garage floors, replacement isn’t your only option. We use precision concrete lifting techniques, including Polylevel® foam injection, to restore slabs to their original height and stability—quickly and cleanly.

We correct:

  • Uneven concrete sidewalks and steps
  • Interior slab settlement
  • Pool deck and patio sinking
  • Cracked and settled driveways
  • Garage floor leveling and stabilization
  • Slab movement due to water or poor subsoil
Sidewalk, Stair, and Stoop Leveling Services
Parking Lot Concrete Leveling

Signs You Need Concrete Leveling

Watch for the most common signs of concrete slab settlement:
  • Cracks forming across your patio or driveway
  • Uneven or sloping steps and sidewalks
  • Standing water pooling near foundation or slabs
  • Gaps forming under garage doors
  • Sunken concrete making your surface feel bouncy or hollow
  • Tripping hazards around your pool or porch

These are signs your slabs have lost support beneath and need alignment and stabilization.

Concrete Leveling Problems & Solutions

Concrete Issue Perma-Seal Solution
Cracked or uneven patio slab Foam injection leveling + crack sealing
Sunken or sloping sidewalk sections Polylevel® concrete lifting system
Garage floor settlement or cracking Slab stabilization + crack repair compound
Uneven pool deck or trip hazards Pool deck leveling + waterproof crack sealing
Interior slab sinking (basements, additions) Interior slab leveling with polyurethane foam

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Why Choose Perma-Seal for Concrete Leveling?

Perma-Seal is a trusted leader in concrete lifting and stabilization across Chicago and Northwest Indiana. Whether it’s a sinking step, uneven sidewalk, or settling garage slab, our experienced team knows how to lift and realign concrete surfaces caused by soil erosion, moisture shifts, or time. We use high-performance polyurethane foam injection to raise sunken concrete quickly, cleanly, and permanently. Every lift is performed with the same care we’d give our own property—delivering safe, level surfaces that last.

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Request Your FREE Concrete Leveling Estimate Today

Whether you need help with a cracked concrete patio, a sinking pool deck, or garage floor leveling, Perma-Seal delivers fast, clean, and permanent concrete leveling solutions.

Perma-Seal is here to help. Our team of trusted experts is ready to inspect the concrete around your home, explain your options, and provide a free, no-pressure quote tailored to your home’s needs. Call today at 800-421-7325 or click the button below to fill out our online contact form.

Frequently Asked Questions

Polylevel® is a high-density polyurethane foam injected under the concrete slab. It expands to lift and stabilize the concrete quickly with minimal disruption.
Most jobs are completed in a few hours—and you can walk or drive on the surface the same day.
Yes. We provide interior slab leveling for homes, basements, garages, and commercial buildings.
Absolutely. Leveling costs a fraction of a tear-out and replacement, and avoids weeks of downtime.

Trusted By Thousands of Homeowners

Concrete Lifting

Sean was very hepful. Was much more helpful that I expected. Thanks.

Cherry Jackson

Concrete Lifting

Sean was kind and cordial and a pleasure to discuss the project with. He answered all of my questions and explained differences between his company’s work vs. others. Very satisfied… Read more “Concrete Lifting”

Mark Novotny

Lifted two concrete driveway slabs

My driveway had been sinking very slowly since we moved in 15 yrs ago. I assumed paying a lot of money to have my driveway replaced was the only option,… Read more “Lifted two concrete driveway slabs”

Tim Harms

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Schedule a Free Consultation & Estimate

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