Xerox Corporation is one of the world's leading document management technology and service enterprises with annual sales revenues of more than $17 billion. The company has over 57,000 employees worldwide and serves schools, small businesses, government agencies and commercial printers. It has research and development centers in the United States and Canada, as well as Europe. The company s range of digital devices includes color and black-and-white publishing systems, digital presses, and laser and solid ink network printers, copiers and fax machines. Xerox Corporation provides printing-related software and supplies, such as toner, paper and ink. It offers products under the Xerox brand. The company also provides scanners and disc duplicators. Its ProfitAccelerator is a set of digital business resources. The company operates through office and production business segments. Xerox Corporation also has a wholly owned subsidiary, Global Imaging Systems.