The Dow Chemical Co., commonly referred to as Dow, is an American multinational chemical corporation headquartered in Midland, Michigan, United States. As of 2007, it is the second-largest chemical manufacturer in the world by revenue (after BASF) and as of February 2009, the third-largest chemical company in the world by market capitalization (after BASF and DuPont).Dow manufactures plastics, chemicals, and agricultural products. With a presence in about 160 countries, it employs about 54,000 people worldwide. The company has seven different major operating segments, with a wide variety of products made by each one. Dow's 2012 sales totaled approximately $57 billion.