Sebastien Zimmer


Sébastien Zimmer is Partner at Emerton. He has a 22-year experience in the energy sector, including 9 years in operational positions within energy companies (Total, BP, Engie, EDF) and 5 years as Head of Upstream Gas Infrastructures at the French Energy Regulatory Commission (CRE).

Sébastien has an in-depth experience in Oil & Gas. He led long-term gas and LNG supply negotiations, originated structured deals and analyzed investment opportunities in the upstream sector.
Moreover, Sébastien has built a distinctive expertise of regulated activities and energy infrastructures. At the CRE, he was in charge of organizing and regulating the French natural gas market by elaborating market rules and tariff schemes.

Sébastien led numerous strategic projects in the gas and power sectors for global energy players and infrastructure operators. Thanks to his distinctive expertise in the entire gas value chain Sebastien also intervenes as an expert in high-stake litigation cases (e.g. price reviews).

Sébastien holds two Masters of Engineering, from the Ecole des Mines de St-Etienne and from the IFP School.