Justine Spiegelhalter

Justine Spiegelhalter is a seasoned marketing professional with extensive experience in product management and marketing communication. Currently serving as Chef de produit at Castel Frères since July 2017, Justine oversees the marketing mix for several private label brands and manages marketing budgets and projects focused on sustainability and product innovation. Previously, Justine held roles including Chef de groupe and Chargé de Marketing & Communication at Pygmées La Boutique, where responsibilities included social media management and content creation. Justine also gained experience in product marketing at BAYROL France SAS and has worked in sales and communication roles during earlier positions. Justine holds a Master's degree in Marketing from Groupe ESC Troyes and has completed an Erasmus exchange program in Economics and Administration at Masaryk University Brno.