Kompass is a directory with basic information on companies worldwide. Look up names of companies in specific industries in a country or region, trade names numbers of employees, addresses and executive teams. See http://www.kompass.com/

The U.S. Chambers of Commerce Abroad are voluntary associations of American companies and individuals doing business in a particular country, as well as firms and individuals from that country operating in the United States.
http://www.uschamber.com/international/directory/default.htm

The U.S. State Department has information on offices and individuals responsible for assisting U.S. businesses abroad. http://www.state.gov/e/eb/cba/176.htm/

WorldInformation, offers business and economic information on the world's countries and territories, some 230 in all. See http://www.worldinformation.com/