IATA is an international trade body, created over 60 years ago by a group of airlines. Today, IATA represents some 230 airlines comprising 93% of scheduled international air traffic. The organization also represents, leads and serves the airline industry in general.
Airport Coordination Limited (ACL) is responsible for slot allocation, schedules facilitation and schedule data collection at a large number of varied airports and, in addition, provides a wide range of services to the aviation industry.
Scandinavian Airlines or SAS, previously Scandinavian Airlines System, is the flag carrier of Denmark, Norway and Sweden, and the largest airline in Scandinavia.