Foundation Repair and Basement Waterproofing in

Crystal Lake, IL

For expert foundation repair and basement waterproofing in Crystal Lake, IL, turn to United Structural Systems. Since 1979, we’ve provided structural and waterproofing services that protect homes and commercial buildings across McHenry County.

Crystal Lake’s soil makeup and fluctuating seasonal conditions make foundation and moisture issues a common concern. We provide reliable, long-term solutions tailored to the unique needs of local properties.

Residential Foundation Repair in Crystal Lake

Whether your home is near Lippold Park or Three Oaks Recreation Area, foundation problems can cause serious structural concerns. We repair issues like:

  • Settling or sinking foundations
  • Bowed or cracking basement walls
  • Sagging floors and structural instability


Our repair methods include helical piles, underpinning, and crack injection systems. We begin every job with a free inspection and a no-pressure quote.

Crystal Lake Basement Waterproofing Solutions

Basement flooding, seepage, and crawlspace humidity are common in Crystal Lake—especially in homes near water features or low-lying lots. We provide:

  • Drain tile installation and sump pumps
  • Vapor barriers and crawlspace encapsulation
  • Exterior foundation sealing


We design waterproofing systems that keep your basement dry and healthy year-round.

Commercial Foundation Services

We partner with commercial clients across Crystal Lake—from builders and engineers to municipalities and developers. Our services include:


Our solutions meet the engineering standards required for everything from civic buildings to commercial expansions.

Why Choose United Structural Systems in Crystal Lake?

With over 40 years of experience across Northern Illinois, we’ve earned the trust of homeowners and commercial clients alike. Our clients rely on us for:

  • Free inspections and honest estimates
  • Bonded, insured professionals
  • Engineered solutions tailored to local soil conditions
  • Excellent customer support and long-term warranties


We bring structural integrity and peace of mind to every project.

Serving Crystal Lake and Surrounding Areas

We’ve worked throughout Crystal Lake in neighborhoods like Coventry, Four Colonies, and Downtown Crystal Lake, and also serve nearby towns including Lakewood, Prairie Grove, and Cary.

Schedule a Free Estimate in Crystal Lake, IL

If you suspect structural movement, water damage, or foundation instability, don’t wait. Contact United Structural Systems today for a free inspection and customized estimate.

Visit www.unitedstructuralsystems.com or call now to book your foundation or basement waterproofing service in Crystal Lake.