Shelving manufacturer to invest nearly $1 million in Putnam County, expansion to create more than 50 manufacturing jobs  Cookeville – US Pillars LLC will invest $981,000 to expand manufacturing operations at its headquarters in Cookeville, Tennessee.  Founded in 2015, US Pillars is a manufacturer of display shelving, tables, display cabinets, bookcases, work counters, gondolas and more.  … Continue reading US Pillars LLC to expand manufacturing operations at Cookeville headquarters