Dunkin' Donuts LLC, also known as Dunkin' and by the initials DD, is an American multinational coffee and doughnut company and a quick service restaurant. The chain sells over 50 varieties of donuts and more than a dozen coffee beverages as well as an array of bagels, breakfast sandwiches, and other baked goods. Founded in 1950, in Quincy, MA, Dunkin' still uses the original proprietary coffee blend recipe established by its founder Bill Rosenberg. Today, there are more than 11,300 Dunkin’ restaurants worldwide, with over 8,500 restaurants in 41 states across the US and over 3,200 international restaurants across 36 countries. Inspire Brands acquired the chain on December 15, 2020, for $11.3B. Dunkin’ is headquartered in Canton, MA.

Inspire Brands, Inc., is the 2nd largest restaurant company in the world. The privately-held company has a portfolio of distinct, highly-valued brands such as Sonic, Arby’s, Baskin-Robbins, Buffalo Wild Wings, Jimmy John's, and Dunkin’. They manage over 32,000 restaurants, 650,000 company and franchise members, and have over $30B in global system sales. Inspire Brands is headquartered in Sandy Springs, GA.