Founded in 2000, AFS - A Groundworks Company specializes in foundation repair, basement waterproofing, crawl space repair, and concrete lifting in Kingsport, TN. We have grown from a small company operating out of a home garage in North Alabama to a company with multiple locations all over the Southeast serving Alabama, Georgia, Kentucky, Florida, Tennessee and Southeast Mississippi. AFS is proud to have an established reputation for high - quality work and personalized service. We attribute our success to closely adhering to our core values in all we do. If you have a wet basement or crawl space in the Knoxville and Kingsport areas, call us today to schedule a free estimate!