For those who dream of sleeping on cloud nine, Comfortaire might be the next best thing. Comfortaire Corp. makes and markets air beds and mattresses under several names, including DreamAire, GS, and CFC. The company, a leading mattress manufacturer, sells its mattress collections through more than 600 department stores, furniture stores, and specialty sleep shops nationwide. Founded in 1981 in Minneapolis, Comfortaire introduced its first high-quality air supported sleep systems in South Carolina and Georgia in 1983. The company was acquired by Select Comfort in 2013 for $15.5 million.