DFS Aviation Services GmbH (DAS) is a subsidiary of DFS Deutsche Flugsicherung GmbH and employs more than 400 people around the world. As a certified ATM provider, DAS controls air traffic at German small and medium-sized airports and sells products and services related to Air Traffic Control around the world. Its customers include ATM organisations, airports, airlines and aviation authorities all over the world.
Through its subsidiary, Air Navigation Solutions Ltd. (ANSL), DAS is also responsible for air traffic at Edinburgh and London-Gatwick. The subsidiary DFS Aviation Services Bahrain Co WLL provides support in the Middle East in the areas of air traffic control and air traffic control technology. In Asia, DFS Aviation Services has a representative office in Beijing and a branch office in Singapore. Through its joint venture with Frequentis AG of Vienna, Frequentis DFS Aerosense GmbH, DAS also sells Remote Tower solutions worldwide.