Global Supply Systems (GSS) was a British cargo airline based at London Stansted Airport. It provided dedicated freighters to airlines on a wet lease basis.^[1] The company held a United Kingdom Civil Aviation Authority Type A Operating Licence, it was permitted to carry passengers, cargo and mail on aircraft with 20 or more seats.^[2]

The company changed its name^{[lower-alpha 1]} to Global Supply Systems Limited on 31 January 2001,^[3] and started operations on 29 June 2002. It began flying operations for British Airways World Cargo between London Stansted, Frankfurt and Hong Kong using a Boeing 747-400 freighter on dry lease from partner Atlas Air. The company was founded by Atlas Air and John Robert Porter and was majority British-owned (51%), with Atlas Air as minority shareholder (49%).^[1]

In January 2014, British Airways World Cargo as the airline's main customer terminated its contract with Global Supply Systems, effective from 30 April.^[4] GSS was unable to find a new customer and ceased operations later that year.

The company continued to dry-lease two Boeing 777F aircraft to an international cargo airline.^[5]

Global Supply Systems had operated three Boeing 747-400F which were later replaced by three Boeing 747-8F.^[6]

• List of defunct airlines of the United Kingdom