Atlas Copco is a Swedish industrial company that was founded in 1873. It manufactures industrial tooling and equipment. The Atlas Copco Group is a global industrial group of companies headquartered in Stockholm, Sweden. Revenues for 2009 totaled 63 billion SEK. The Group employs more than 33,000 people. The company manufactures products on 68 production sites in 20 countries. As of 2010, China is the company's largest single market.