OneRagtime
Jean-Marie Messier started their work experience in 1994 at Vivendi, where they served as CEO until July 2002. In 2003, they founded Messier & Associés and held the position of Founder and General Partner. In 2015, they co-founded OneRagtime.
From 1976 to 1979, Jean-Marie Messier attended École Polytechnique, where they studied Finance in the field of Science.
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