Perma-Seal Basement Systems

With over 45 years of trusted service, Perma-Seal is the leader in basement waterproofing, foundation repair, concrete leveling, attic insulation, and sewer solutions across Chicago and Northwest Indiana. Our offerings include sump pump installations, drainage systems, wall crack repair, crawl space encapsulation, and energy-efficient insulation. We provide free consultations, competitive pricing, and exceptional care to keep your home dry, safe, and comfortable all year round. Trust Perma-Seal to protect your home’s value and ensure long-term peace of mind.