Samuel Vionnet

Samuel Vionnet

Founder and Lead Consultant, Valuing Impact

Sam Vionnet, founder and lead consultant, of Valuing Impact supports organizations to integrate the value of human, social and natural social capital into businesses decision making, by providing innovative methodologies, data and expertise.  Impact transparency is critical to companies to reduce risks, decrease their negative impact and scale their positive impact, as well as support better decision making and corporate strategy.

Sam has 10+ years of experience helping organizations integrate the value of human, social and human capital into decision making and has supported over 50 of the world’s largest companies with impact valuation, social return on investment, life cycle assessment, sustainability strategy and management, risk assessment, and extra-financial reporting.

Prior to founding Valuing Nature, Sam spent six years at Quantis International, where he led the water sustainability practice and business development for key accounts and specific services.

Valuing Impact’s clients include: L’Oreal, Kering, Philips, DSM, Nike, Ikea, Olam, Mars, Mondelez, P&G, Facebook, Firmenich, ISO, Coco-Cola Hellenic, Samsung, Engie, WBCSD, World Resources Institute, Nespresso, IPIECA, WWF, and many more.