William Rosenberg founded the company "Open Kettle", the predecessor of Dunkin' Donuts, in Quincy, Massachusetts in 1948.
William Rosenberg began to sell Dunkin' Donuts as a franchise to other entrepreneurs. This was the first step in the company's popularization
Dunkin' Donuts began to spread to other countries around the world, marking its first step in globalization.
Dunkin' Donuts adds their famous copyrighted "Munchkins" product to their menu.
Because of the increase in sales from the Munchkins and other donuts, Dunkin' Donuts expanded on its menu by adding breakfast sandwiches to it.
Dunkin' Donuts capitalizes on the increasing success of technology (especially smartphones) and creates its first mobile application that allows it to take a different marketing stance in the food industry.
By the year 2014, Dunkin' Donuts has expanded its operations into 33 countries worldwide and operates in a total of 11,000 restaurants. Additionally, it has over a 1,000 items in its menu.