Didier Julienne began his carreer after his service at the French Navy. In 1985 he joined Comptoir Lyon Alemand Louyot, a 200 year old French trade company, as a buyer of base metals. Two years later he became gold, silver and PGM's trader, then new markets manager. In 1995 he became metals director and member of the steering committee of an American company, Engelhard-CLAL. In 2003 he created Norilsk Nickel Paris office.He has contributed to various official reports, published several articles about commodities and is a member of the scientific council of Université de Nice Sophia Antipolis.Didier Julienne graduated with a 3d cycle grade in international business from Marseille University in 1985. 10 years after he graduated from the prestigious CPA HEC Emba. In 2003 he became an Auditeur of the Institut des Hautes Etudes de Défense Nationale in Paris.