Cyrille Duval is Chairman at Compagnie d'Etudes Industrielles du Rouvray SA, Chief Executive Officer & Legal Manager at Sorame SA, Chief Operating Officer for Société Industrielle de Métallurgie Appliquée SA and Secretary General at ERAMET Alliages SASU. Mr. Duval is also on the board of Eramet SA, Compagnie Minière de l'Ogooué SA, Metal Securities SA and Comilog France.

In the past Mr. Duval held the position of Chairman at Brown Europe, Chairman at Forges de Monplaisir, Deputy Chief Executive Officer at Eramet Holding Alliages, Manager-Legal at Transmet SARL, Legal Manager at SCI de La Grande Plaine, Chief Financial Officer for Aubert & Duval SA and Secretary General at ERAMET Alloys UK Ltd.