Plano, Texas -- The Foundry Big & Tall Supply Co., a new specialty retail concept for big and tall men from J.C. Penney, on Thursday made its retail debut in the Dallas area. Approximately 10 stores are expected to open in the Dallas and Kansas City, Mo., markets by the end of May. The company plans to expand the concept nationwide to 100 stores by 2013, reaching a total of 300 stores over the next five years.