In which state in the United States is Mars, Inc. headquartered?

Mars, Inc. is headquartered in McLean, Virginia.

Mars is a multinational company founded in 1911 by private family Frank Mars (Forest Mars). Its main business involves snacks (candy and chocolate), pets, staple foods and Manufacturing and marketing of electronic products. The company's annual revenue exceeds US$30 billion, with a total of 65,000 colleagues worldwide, working in 370 branches in 68 countries around the world, including 135 factories, and its products are marketed in more than 100 countries. Among them, the sales volume of candy and chocolate products and pet products rank first in the world among similar products. One-third of the world’s pets eat Mars’ Polo dog food and Whiskey cat food every day.

Mars is one of the world's largest food manufacturers and owns many world-renowned brands. Among these brands, brands worth more than one billion dollars include Dove, Mars, M&M’s, Snickers, UNCLE BEN’S, Aobai, Baolu, Royal, Weijia and Tequ.