The Secrets of an Franchising Guru! In 1950, William Rosenberg opened the first Dunkin’ Donuts local specialized on coffee and pastry products, and in 1955 his business expanded in franchising system. Today, Dunkin’ Donuts is one of the biggest fast-food chains in the world, with 3 million consumers served every day. There are over 7.000… Continue reading International Franchise Solutions