Kaiser Aluminum is an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 aluminum producer. The company was founded in 1946 by American industrialist Henry J. Kaiser

Henry J. Kaiser

Henry John Kaiser was an American industrialist who became known as the father of modern American shipbuilding. He established the Kaiser Shipyard which built Liberty ships during World War II, after which he formed Kaiser Aluminum and Kaiser Steel. Kaiser organized Kaiser Permanente health care...

. Kaiser entered the aluminum business by leasing, then purchasing three government-owned aluminum facilities in Washington state. These were the primary reduction plants at Mead and Tacoma, and the rolling mill at Trentwood. The company grew to be a vertically integrated aluminum producer. Kaiser currently owns 11 fabricating plants that can produce more than 400 million pounds (180,000 Tonnes) of aluminum annually. The company also owns a 49 percent interest in an aluminum smelter in Wales

Wales

Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

. The North American plants produce approximately 500 million pounds (225,000 Tonnes) per year of value-added sheet, plate, extrusions, forgings, rod, bar, and tube.

Kaiser Aluminum is headquartered in Foothill Ranch, California

California

California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

. In 2005, it recorded revenues of roughly $1.1 billion and employed more than 2,000 people at 11 fabricating facilities throughout North America.