His expertise spans strategy, transformation, post-acquisition integration and operational performance, with a particular focus on infrastructure, energy and industrial businesses. Combining private equity, consulting and corporate leadership experience, Guillaume brings both strategic perspective and hands-on execution.

Prior to joining InfraVia, Guillaume held senior leadership positions at Nexans, including VP Strategy and Chief Growth Officer. Earlier in his career, he spent over a decade in consulting, including as Associate Partner at Bain & Company, advising investors and executives on growth & transformation.