Sebastien Briens joined Quadrangle in 2007 and is a Vice President based in London. Prior to joining Quadrangle, Mr. Briens was a consultant with Bain & Company. Previously, he worked for France Telecom in New York and Paris. Mr. Briens received a M.B.A. with distinction from Harvard Business School and is a graduate of Ecole des Mines and Institut d’Etudes Politiques de Paris.

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