Antoine Marcos

Antoine Marcos currently serves as Senior Vice President of Corporate Finance at Flex, a position held since September 2025. Prior to this role, Antoine was the Corporate Controller and Chief Accounting Officer at ChampionX, leading areas such as Corporate Accounting, SEC Reporting, and Finance Planning and Analysis from June 2020 to July 2025. Antoine also held key finance leadership positions at NalcoChampion, Ecolab, and Nalco, focusing on corporate finance functions, business performance improvements, and regional expansions across various markets. Antoine began the career in auditing at Mazars and has a degree from NEOMA Business School.