Dunkin' Donuts is an American global doughnut company and coffeehouse chain based in Canton, Massachusetts, in Greater Boston. It was founded in 1950 by William Rosenberg in Quincy, Massachusetts. Since its founding, the company has grown to become one of the largest coffee and baked goods chains in the world, with more than 11,300 restaurants in 36 countries. The chain's products include doughnuts, bagels, other baked goods, and a wide variety of hot and iced beverages.