CF Industries Holdings Inc.
CF Industries Holdings is a company active in fertilizer manufacturing and distribution. It is the second largest nitrogen fertilizer producer in the world and the third largest phosphate fertilizer producer among public companies. It was founded in 1946 as a cooperative fertilizer brokerage, went public in 2005 and, in 2010, acquired Terra Industries. The company is headquartered in Deerfield, a suburb of Chicago, and in its 2012 financial year had revenues of US$ 6.1 billion.