Founded in 1992, National Seating & Mobility provides customized wheelchairs and adaptive seating systems for individuals who have been diagnosed as having a permanent or long-term loss of mobility due to trauma, physical abnormality, structural defect or disease. Over half of its clients are pediatrics with typical diagnoses of birth defects, cerebral palsy, spina bifida and muscular dystrophy. National Seating also specializes in providing custom seating and mobility systems for teens, adults and seniors who are challenged with severe trauma, disease and skeletal disorders. National Seating & Mobility is the largest company of its kind in North America. One of its offices is in Chattanooga, Tenn.