LSG Sky Chefs is the brand name of LSG Lufthansa Service Holding AG, which is the world's largest provider of airline catering (although Gate Gourmet claims the title of world's largest "independent" provider) and in-flight services. It is a subsidiary of Deutsche Lufthansa AG. A part of the company was formerly owned by AMR Corporation, the parent company of American Airlines. Its primary business function is to prepare and deliver meals, beverages, and snacks to aircraft for domestic and international flights. In addition the company also provides extended services on all other aspects of in-flight service including: the design and sourcing of in-flight equipment, in-flight logistics, in-flight management, onboard retail management, and the management of airport lounges. In addition to catering to Airplanes, LSG has expanded operations to include commercial trains. - Source: Wikipedia