Airbus Defence and Space, a division of Airbus Group, is Europe’s number one defence and space enterprise and the second largest space business worldwide. Its activities include space, military aircraft and related systems and services. It employs more than 38,000 people and in 2015 generated revenues of over 13 billion Euros. Airbus DS Gmbh, Airbus DS SAS, 100% owned by Airbus Group are worldwide leader in the space domain. The entities involved in DUROC project are part of the Electronics division of Airbus Defence and Space. Airbus DS has more than 40 years of experience in design, development and validation of Electronic Units for Subsystems and Payloads. Regardless of their application, the majority of European satellites fly with Airbus DS Electronic Units: Telecommunication (e.g. Eurostar and Spacebus), Earth Observation (e.g. Envisat, Spot), Scientific (e.g. Rosat, SOHO, Rosetta, Mars Express), and Military Satellites (e.g. Skynet4, Helios).