Guillaume Calais – Biography

Last update: May 27, 2026

Executive profile

Guillaume Calais is currently

Head of Legal, Mergers and Acquisitions and Strategic Projects at Eramet - View - Eramet org chart



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  • In the Mining industry, Guillaume Calais has 8,005 colleagues in 467 companies located in 48 countries. 3,142 executive movements have been recorded in the last 12 months. Learn more about Mining.

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Through the switchboard, call Eramet at +33 14... and ask for Guillaume Calais.

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