Atlas Copco is a 140-year-old Swedish company that pioneered air compression technology and remains a leading air compressor manufacturer. Atlas Copco is also a leading manufacturer of vacuum pump equipment, industrial power tools, and portable power and air compression equipment. The company's operations match the geographic breadth of its customers, with a presence in 180 countries. Atlas Copco's revenue is derived from three sources: initial equipment sales, spare parts, and maintenance.