Jérôme Guillet is a founder of Green Giraffe, a pure player renewable energy financial advisory firm and was Managing Director of the company from 2010 to 2021. He has a long track record of bringing complex transactions to financial close across different markets and circumstances and has been a pioneer in the financing of offshore wind projects. Over the period he managed the growth of Green Giraffe from 10 people in 2 offices to 120 people in 8 offices across 4 continents while supervising multiple transactions and assignments in the renewable energy sector. Before creating Green Giraffe, he worked in the energy project finance teams of Crédit Lyonnais (1996–2002) and Dexia (2002–2010).

In parallel to his work, Jérôme has a long history of public writing about energy policy and politics. Jérôme graduated from the Ecole Polytechnique ParisTech and holds a Ph.D. in economics from the EHESS in Paris