New Boliden is an international mining and smelting company that mines, smelts and refines copper and zinc, lead, gold and silver. The company has approximately 4,900 employees who are mainly based in six countries - Sweden, Finland, Norway, Ireland, the Netherlands, and Canada. The company's share is listed on the O-list of the Stockholm Stock Exchange and on the Toronto Stock Exchange. New Boliden's operations are conducted by three Business Areas, namely Mining Operations, Copper and Zinc.

New Boliden is one of the world's leading copper and zinc smelting companies and is also the fourth largest zinc mining company in the world. New Boliden was formed on 1st January 2004 through the merger of Boliden's and Outokumpu's mining and smelting operations. Pro forma net sales for 2003 totalled SEK 14.5 billion.