Stéphane Olsen is a Group Consolidation Manager at Mersen, where they have been contributing since 2020. Previously, they held positions at KPMG as a Senior Consultant and later as a Manager in Consolidation and Financial Reporting from 2016 to 2019, and served as a Consolidator at Air Liquide from 2014 to 2016. Before joining KPMG, Stéphane worked as a General Accountant at Plastic Omnium from 2011 to 2014. They hold a Diplôme Supérieur de Comptabilité et de Gestion (DSCG) from INES Expertise and a Diplôme de Comptabilité et de Gestion (DCG) from Novancia Business School Paris.
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