Marie is a keynote speaker and the founder of CHANGESthatMATTER, a network of consultants and experts specializing in transformation toward sustainability. With an innovative approach that blends collective intelligence, storytelling, and gamification, CHANGESthatMATTER supports over 70 clients in making sustainability positive and desirable, engaging and empowering employees, and implementing changes that matter. Marie also serves as a Board Member of Planet On Stage, a renowned non-profit organization that develops interactive and engaging conferences addressing the environmental crisis.