DUX Furniture: Swedish Craftsmanship and Timeless Comfort. DUX is a renowned Swedish furniture and bedding company founded in 1926 in Malmö by Efraim Ljung. Inspired by exceptionally comfortable hotel beds during travels in Chicago, Ljung shifted from confectionery to pioneering high-quality innerspring mattresses using innovative flexible steel springs. The company evolved into a global brand celebrated for premium furniture and Scandinavian design excellence.