JLB Basement Waterproofing & Foundation Repair LLC keeps Greater Des Moines homes dry and stable with local, warrantied work. We handle foundation repair and house foundation leveling to fix sinking foundations and cracked foundations, plus basement waterproofing that actually stops leaks. Services include interior waterproofing, exterior waterproofing, foundation crack injections, sump pump installation and backup options, crawl space support, concrete foundation restoration, slab leveling, mudjacking, and polyjacking foundation repair... read full review »