- Focus on soil health as a driver of productivity, resilience, and sustainability
- Real-world case studies demonstrating tangible outcomes
- A long-term vision centered on building resilient and future-proof agricultural systems
Sébastien Roumegous
Sébastien Roumegous is a soil specialist and impact entrepreneur focused on scaling regenerative agriculture. As CEO of BIOSPHERES, Europe’s leading regenerative agriculture company, he supports businesses and public actors in transitioning toward high-performing, ecosystem-restoring farming systems.
With over 15 years of experience across 22 countries and 200,000 hectares in transition, his work combines technical expertise with a pragmatic, field-driven approach to improve soil health, biodiversity, and farmers’ livelihoods. Raised in a farming environment in southern France, he brings a grounded, results-oriented perspective to large-scale agricultural transformation. He recently published his first book on regenerative agriculture.
Olivier Marchand
Olivier Marchand is Regenerative Agriculture Manager at Nestlé, with over 20 years of experience driving sustainability, quality, and responsible practices across value chains.
With a strong background in purchasing, quality assurance, and agriculture, he has worked across Europe, Africa, Latin America, and Asia, bringing a global and cross-cultural perspective. He focuses on strengthening traceability, sustainability, and trust, helping meet growing consumer expectations around product origin, production methods, and social responsibility.
Biospheres
Website: biospheresgroup.com
Biospheres is a leader in large-scale regenerative agriculture, with over 15 years of experience restoring agricultural ecosystems worldwide. The company supports organizations in achieving direct, measurable positive impacts on the environment, CO₂ emissions, and the sustainability of their supply chains.
Driven by a passionate and technically expert team of around 70 professionals, Biospheres operates projects in more than 25 countries across four continents. The company has offices in France, Poland, Romania, Hungary, India, Italy, Spain, Canada, and the United States, enabling strong regional expertise and close collaboration with partners and farmers.
Combining deep agroecological expertise with supply chain know-how, the team works collaboratively to design and implement regenerative agriculture strategies adapted to diverse agricultural contexts. Biospheres is capable of working across a wide range of crops and farming systems, delivering tailored solutions that ensure both environmental impact and effective implementation on the ground.
