British Airways Plc and its subsidiaries provide international and domestic scheduled air services for the carriage of passengers, freight, and mail. It also offers ancillary services. As of March 31, 2007, the company operated international scheduled airline route networks comprising 147 destinations in 75 countries. It also had 242 aircraft in service. The company operates air cargo business in conjunction with its scheduled passenger services. It also provides arteries for trade and investment, as well as leisure travel opportunities for individuals and families. As of the above date, the company had five franchise partner airlines, including Loganair, GB Airways, British Mediterranean Airways, Sun Air of Scandinavia, and Comair of South Africa. These carriers provide services to 91 destinations in the United Kingdom, continental Europe, the Middle East, and Africa. British Airways was founded in 1972 and is based in Harmondsworth, the United Kingdom.