LSG Sky Chefs is the brand name of LSG Lufthansa Service Holding AG, which is the world's largest provider of airline catering and in-flight services. It is a subsidiary of Deutsche Lufthansa AG. 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 to name but a few.