A1 Construction as been providing quality foundation repair for over 25 years and owner Pat O'Grady has over 30 years experience. A1 provides quality workmanship in all areas of foundation repair including. patching, epoxy crack filling, waterproofing, pilings, bracing, excavation around the foundation, back filling, drain tiles, and installation of sump pumps. Local Realtors have come to depend on A1 to provide prompt quality service at a reasonable price. References available.If you have foundation problems, call Pat today for an estimate.