The Grand Port Maritime de Marseille-Fos named below Marseille-Fos Port Authority (MFPA) is the largest port in France, the 6th largest port in Europe and the 2nd largest Mediterranean port. The MFPA role will be mainly to facilitate the connection between ArcelorMittal and Covestro, taking part of the development of an industrial symbiosis within the industrial port zone. MFPA leads the industrial symbiosis preparation.