Sébastien Haye

Principal Consultant

Sébastien has about 15 years of professional experience in sustainability and energy and leads E4tech’s Sustainability and Resources Sector.

He coordinates projects looking at the environmental impacts of energy production, distribution and consumption, as well as transports, chemicals and materials. His primary expertise is in low carbon fuels, biomass supply chains, life-cycle assessments, circular economy and certification systems.

Previously he was Standards Director at the Roundtable on Sustainable Biomaterials (RSB) and worked for the Resource Optimisation Initiative in Bangalore. Sébastien volunteers for various non-profit organisations. He holds an MSc in Environmental Sciences from the University of Geneva.