American Basement Company is a licensed and insured Basement waterproofing company. We are locally owned and operated and proudly servicing the Tri-State Area. We perform basement waterproofing jobs every day in Wilmington DE, Dover DE, Newark DE as well as Pennsylvania and Maryland. We believe that customer service and attention to detail are the two most important things you can offer anyone. We look forward to giving you a free no hassle estimate at your home or office. We offer both residential and commercial waterproofing and basement waterproofing services. No matter what type of damp or wet crawl space, basement flooding or leaky basement, broken sump pump problem you are facing, we can help. Our company provides award-winning moisture barrier installations as well as unique French drain installations. We can also seal and repair your damaged foundation. Call today!