Dassault Aviation is a major aircraft manufacturer and a key player in the aerospace industry. It designs, manufactures and supports both combat aircraft and business jets. Dassault Aviation has gained a unique expertise in complex airborne systems. It is involved in the More Electrical Aircraft (MEA) initiative aiming at defining the next generation of aircraft. Numerous advanced studies have been conducted by its “Energy” Department to evaluate such innovative architectures and to steer technology developments. Dassault Aviation is also positioned as an end-user of an airborne fuel cell system.