Gregory Rosener brings over 25 years of high-level experience across the renewable energy and industrial sectors, with a focus on mergers and acquisitions within solar and wind energy projects. At Valorem, Fives, Cegelec, and Eiffage, he has held senior leadership roles, directing large-scale M&A operations, overseeing pre-construction phases, and managing complex industrial services in sectors such as Nuclear, Petrochemical, and Energy. In his role at Valorem, he led projects from initial assessment through to execution and integration. With a background in engineering from Arts et Métiers ParisTech, Gregory is known for his strategic acumen and hands-on leadership in transforming and scaling energy projects.