Mars, Incorporated is an American global manufacturer of confectionery, pet food, and other food products with US$ 33 billion in annual sales in 2015, and is ranked as the 7th largest privately held company in the United States by Forbes. Headquartered in McLean, unincorporated Fairfax County, Virginia, US, the company is entirely owned by the Mars family. Mars operates in six business segments around the World: Chocolate (Hackettstown, New Jersey), Petcare (Brussels, Belgium), Wm. Wrigley Jr. Company (Chicago, Illinois), Food (Rancho Dominguez, California), Drinks (West Chester, Pennsylvania), and Symbioscience (Germantown, Maryland), the company's life sciences division.