Sébastien Castalone is a senior collections consultant currently providing expertise at ASHTONE, where they have worked since 2019. Prior to this role, they served as a collections manager at Bouygues Construction from 2013 to 2019 and held a position as a collections officer at Caisse d’Epargne from 2012 to 2013. Currently, Sébastien is also the administrative and financial manager at 3M, beginning in 2024, while pursuing a law degree at the Université de Reims Champagne-Ardenne.
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