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The Area’s Premier Basement and Foundation Repair Company

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Winter Special!

$250 off any Foundation Repair or Waterproofing project over $5,000 or $1,000 off any Foundation Repair or Waterproofing projects over $10,000. Ends December 31, 2023.


Foundation Repair Service


Basement Waterproofing Service

Crawl Space

Crawl Space Repair Service

Leveling &

Concrete Lifting Leveling Service


Radon Mitigation-Service


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Basement Waterproofing and Foundation Repair in Illinois & Iowa

Water in your basement? Basement flooding? Leaky foundation walls? High radon levels? A settling foundation? Call MidAmerica in Davenport for foundation repair and basement waterproofing services- we can help! We have designed effective solutions for drying wet basements, mold problems, fixing wet crawl spaces, wall stabilization, and restoring structural integrity to your home.

MidAmerica Basement Systems is your premier locally owned and operated company that specializes in foundation repair, basement waterproofing, crawl space repair, cracked concrete repair, concrete leveling, concrete sealing, and radon testing or mitigation. We have served homeowners and businesses in Peoria, Cedar Rapids, Davenport, Waterloo, and throughout Western Illinois and Eastern Iowa.


  • Customer Satisfaction is Our Primary Concern
  • Quality Patented Products
  • Skilled Design Specialists and Installers
  • Permanent Warrantied Solutions

For over thirty years, thousands of IL and IA homeowners & businesses have chosen MidAmerica Basement Systems for foundation repairs and basement waterproofing services because of our dedication to quality work and customer service.

We are the exclusive installer of 30+ patented and warrantied basement waterproofing & foundation repair products. The products are installed by our servicemen who are specially trained at the Basement Systems, Inc. headquarters and adhere to the highest standards of professionalism and expertise.

You can expect us to arrive on time, to treat your Davenport home with respect and to provide answers to all your foundation repair and basement waterproofing questions. It is our commitment to quality and customer service that recently earned MidAmerica Basement Systems the honor of receiving the BBB Torch Award for Business Integrity.

Service area

Our Residential and Commercial Services

If you’re in Illinois or Iowa and need basement waterproofing, foundation repair, crawl space encapsulation, concrete repair, or other services, just give us a call and we will have an expert give you a FREE estimate. Our services include:

  • Foundation repair including crack repair, wall repair, wall anchors, wall brackets, support beam replacement, and pier system installation
  • Basement waterproofing solutions such as downspout extensions, dehumidifiers, or the incredible CleanSpace® Vapor Barrier and ThermalDry® Vapor Barrier, as well as sump pumps and other drainage solutions
  • Crawl space repair solutions including waterproofing, entire encapsulation, drainage matting, drain solutions, vent covers, insulation, winterization, and more
  • Concrete leveling using the fast and effective PolyLevel® injections which are perfect for a variety of concrete repair needs, even commercial concrete leveling
  • In addition to structural repair solutions, we also perform radon mitigation, mold mitigation, gutters, egress windows, and maintenance solutions