This location is permanently CLOSED. Please visit our location at 15800 E. 40th Ave., Aurora, CO, 80011. Serta Simmons Bedding, LLC is the leading sleep company and the largest manufacturer, marketer and supplier of mattresses in North America. Based in Atlanta, SSB owns and manages the two best-selling bedding brands in the mattress industry: Serta®, which has five other independent licensees, and Beautyrest®. The brands are distributed through national, hospitality, and regional and independent retail channels throughout North America. SSB also owns Tuft & Needle®, the original direct-to-consumer mattress brand. SSB operates more than 30 manufacturing plants throughout the United States and Canada.