Caring for homes like yours for over 35 years through permanent waterproofing and foundation repair solutions.

Proudly serving Greater St. Louis City, St. Louis County, Belleville, Chester, Edwardsville, Alton, Highland, Breese, Carlyle, Okawville, Marissa, Red Bud, Sparta, Mascoutah, and Metro East areas.

Services Offered

Contact Us

Our Home Care Specialists are available Monday through Friday, 7:30 AM to 5 PM.

CALL 1-800-246-9721
TEXT 1-314-391-8125

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The St. Louis & East Metro regions are serviced by our Caseyville Office, located at 8251 Bunkum Rd. Caseyville, IL 62232

St. Louis Basement Waterproofing and Foundation Repair

Life happens in your home. At Helitech, we believe you and your home deserve the best.
Founded on humble beginnings, Helitech’s main office is the once childhood home to owner and founder Mr. William Courtney. He grew up the son of a farmer on the grounds of the now-turned office right outside of Downtown St. Louis.


Grounded in our commitment to faith and family first, Helitech’s trusted team has been caring for homes throughout Illinois, Missouri, Eastern Iowa, and Western Kentucky for over 35 years. We provide effective and permanent waterproofing and foundation repair solutions that will withstand the life of your home; this is our Helitech Promise.

Basement Waterproofing St. Louis, MO

Bi-State Foundation Repair Experts

Helitech is the area’s leading foundation repair company, covering the Greater St. Louis through the Effingham region. Whether you are searching for a foundation repair company near Vandalia or a team that can travel up I-70, you can trust that our expert team will care for your home as if it were theirs.

Our trusted technicians will develop a customized solution to tackle cracks in your foundation, repair your concrete basement foundation, or solve even the most challenging foundation repair needs. As a family and locally-owned business, we understand the home challenges you face and are committed to providing effective and permanent waterproofing and foundation repair solutions that will withstand the life of your home; this is our Helitech Promise.

Basement Waterproofing Company near Florissant, MO

When you hire a local basement waterproofing company like Helitech, you gain peace of mind knowing they understand your waterproofing needs because they experience them, too. At Helitech, our proprietary technology can solve even the most challenging exterior and interior waterproofing needs. Our team of experts will develop a comprehensive, permanent solution that addresses your home’s needs. Whether you have a flooded basement in North County or a leaky apartment in Central West End, you can entrust your home to Helitech, giving you the peace of mind you deserve.

St. Louis & Metro East

Concrete Leveling Contractors in Caseyville, IL

Our concrete leveling contractors in East St. Louis specialize in innovative, less-invasive, and longer-lasting concrete leveling methods that can save you up to 75% compared to traditional concrete removal and replacement. Whether you have a crack in your concrete sidewalk or driveway in Belleville, Caseyville, Downtown St. Louis, or anywhere in the Metro East region, our trusted team of experts will identify the best concrete leveling solution to address your specific needs.

Choose a local St. Louis & Metro East Foundation Repair Company

Our team members are proud to have strong ties to the community and enjoy participating in supportive organizations such as;



Healing Homes in
St. Louis

2021 BBB TORCH Award Winner for Central Missouri, St. Louis,
Southern Illinois, and Southeast Missouri

Helitech is Getting Rave Reviews


Ryan H and crew very polite, explained everything along the way did a great job of cleaning up.


Helitech Foundation Repair - Wall Anchoring for Bowing Basement Walls

Drainage System In-Flow Rate Comparison Test