About us

Our team.

Co-founder and CEO

Yannick Grandjean

Convinced that finance has a major role to play in moving towards more sustainability, Yannick founded Reporting 21 in 2014, with a quantified and opposable vision of sustainable development issues. Trained as an engineer (Centrale Lyon), with an additional course in finance (ISFA), he started his career as an investor and then as a sustainable development manager at Eurazeo. He was the first coordinator of the ESG commission of France Invest from 2012 to 2014.

Today, Yannick puts his financial skills, his expertise in sustainability and his knowledge of regulations at the service of Reporting 21 clients. He leads all the teams, contributes to the development of the platform and to the elaboration of the firm’s methodologies.

Co-founder and R&D Director

Claire Naulleau-Sauvêtre

A trained engineer (Ecole Polytechnique) with a Master’s degree in microbiology, Claire began her career in research at the Pasteur Institute. She then joined Eurofins as an IT project manager, then became manager in charge of the reorganization of microbiology laboratories in France and Europe as well as the reorganization of forensic laboratories.

Convinced that digital technology should contribute to change, Claire puts her industrial knowledge and scientific excellence at the service of Reporting 21’s clients, developing the SaaS platform and coordinating the team of developers.

Founded in 2014

50+ collaborators

2 offices

Europe & North America

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