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22 Years
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Expert Foundation Repair & Waterproofing in St. Louis
Fred's Foundation Repair & Waterproofing was founded to address the unique foundation and waterproofing challenges faced by homeowners in St. Louis. With over two decades of experience, we specialize in solving issues caused by the region's clay-heavy soil and unpredictable weather. Our approach combines hands-on expertise with modern techniques to deliver durable, tailored solutions. As a family-run business, we prioritize transparency, affordability, and neighborly service. Every project begins with a thorough assessment to identify root causes, whether from water intrusion, structural settling, or soil movement. Our team is committed to restoring stability and peace of mind, ensuring homes remain safe and dry.

We serve St. Louis and surrounding areas, offering services ranging from crack sealing to complete foundation reinforcement. Our reputation is built on word-of-mouth referrals, reflecting our dedication to quality and customer satisfaction. By focusing on prevention and long-term protection, we help homeowners avoid recurring issues. Our investment in cutting-edge technology ensures accurate diagnostics and efficient repairs. From emergency leak fixes to proactive waterproofing, we treat every property as if it were our own.
Services
Foundation Repair Basement Waterproofing Interior Drain Tile Sump Pump Installation Crawl Space Encapsulation Concrete Slab Leveling Helical Pier Installation Push Pier Systems Egress Window Installation Foundation Crack Repair
Served areas
  • We serve the entire St. Louis area including St. Louis City, Crestwood, Kirkwood, Affton, Lemay, Sunset Hills, Webster Groves, Brentwood, Fenton, Arnold, Oakville, Mehlville, Imperial, and all surrounding areas.
Details
  • Year established: 2004
Highlights and features
  • We offer 20+ years of experience in St. Louis foundation repair.
  • Our free on-site consultations include clear, upfront pricing.
  • We specialize in solutions for St. Louis' challenging clay soil.
  • Family-owned with neighbor-focused service and full transparency.
  • Cutting-edge diagnostics ensure precise, efficient repairs every time.
What people say
Affordable pricing 24-hour emergency response Lifetime warranty Clear communication Neighborly service
Services
Foundation Repair
We address foundation settling, cracks, and bowing walls using push piers, helical piers, and concrete underpinning. Our methods transfer structural weight to stable soil layers, preventing further movement. Each repair is customized to soil conditions and building requirements.
Basement Waterproofing
Interior drain tiles, sump pumps, and exterior membranes stop water intrusion. We seal cracks and install vapor barriers to prevent mold and structural decay. Systems are designed for St. Louis' seasonal flooding risks.
Concrete Slab Leveling
Uneven concrete is lifted using pressure grouting or pier systems. This eliminates trip hazards and restores structural integrity. Work addresses sunken sidewalks, garage floors, and basement slabs.
Crawl Space Encapsulation
Vapor barriers, drainage systems, and insulation create dry crawl spaces. This improves air quality and prevents wood rot. Encapsulation reduces energy costs by minimizing humidity infiltration.
Egress Window Installation
Code-compliant egress windows provide emergency exits and natural light. We handle excavation, well installation, and waterproof sealing. Windows meet St. Louis building regulations for habitable basements.
People
Fred Johnson
Owner
Fred Johnson founded the company after resolving his own foundation issues. With 20+ years in the field, he specializes in St. Louis soil challenges. Fred oversees all projects, ensuring practical solutions and customer satisfaction.
Questions
How do I know if my foundation needs repair?
Look for sticking doors, sloping floors, or cracks wider than 1/8 inch. Bowing walls or uneven gaps around windows also indicate movement requiring professional assessment.
Does insurance cover foundation cracks?
Most policies exclude cracks from natural settling. Coverage applies only if damage results from sudden events like plumbing bursts. Review your policy details with your provider.
Can crawl spaces cause mold?
Yes—damp crawl spaces promote mold growth. Our encapsulation service with vapor barriers and drainage prevents moisture buildup, improving indoor air quality and structural integrity.
What areas do you serve?
We serve St. Louis City, South County, and surrounding municipalities including Affton, Oakville, and Mehlville. Emergency services extend to all Metro St. Louis areas.
How long does waterproofing take?
Most basement projects complete in 1-2 days. Larger systems like exterior membranes or drain installation may require additional time based on property size and complexity.
Do you offer warranties?
Yes—we provide lifetime transferable warranties on waterproofing systems and structural repairs. Workmanship guarantees ensure long-term protection against recurrence.