Guillaume is a sustainable finance expert at WWF France. Specifically, Guillaume works on climate transition plans for both financial institutions and the real economy. He has actively contributed to the development or review of key frameworks for climate transition plans, such as the WBA-led initiative ATP-Col or the ACT framework. In parallel, he works on connected topics such as climate targets, the voluntary carbon market, and public policy linked to decarbonization.
Prior to his presence in the WWF teams, Guillaume was a sustainability consultant for Deloitte, where he led or participated in multiple sustainability audit processes. He specialized in sustainable finance during his time at Deloitte, working with clients in the banking and insurance sector to assist them in setting up their sustainability strategies or policies, develop specific tools or funds dedicated to sustainable investment, and preparing them for reporting on CSRD.
Before this, Guillaume also worked as information preparer at Sodexo, allowing him to touch on different parts of the reporting cycle.