Your path to sustainable business success begins here
Diana Swidler
Diana is a sustainability expert with 15 years of combined experience in nature & biodiversity, civil rights, corporate responsibility, green technologies, project finance, sustainable management, and international policy. As a trusted advisor in biodiversity and natural capital, she has shaped environmental strategies for organizations ranging from Fortune 500 companies to international financial institutions.
Throughout her career, Diana has built deep expertise across multiple sectors, including agricultural value chains, energy, mining, real estate, and consumer goods. Her work spans the development of pioneering biodiversity strategies, natural capital assessments, and corporate responsibility frameworks. She has been particularly influential in helping organizations implement emerging frameworks such as the Task Force on Nature-related Financial Disclosures (TNFD), Science Based Targets for Nature (SBTN) or the Natural Capital Coalition.
She brings a strategic perspective to environmental challenges, helping organizations transform sustainability commitments into measurable business outcomes.
Sabine Blumstein
Sabine is a water and sustainability expert with 15 years of experience in water and sustainability, water risks, corporate water stewardship and transboundary water governance and policy. As an expert on water and regulatory developments, she has shaped water and sustainability strategies for smaller and Fortune 500 companies and implemented water projects for international donor and financial institutions.
Her work focuses on measuring and assessing water risks across the supply chain, conducting in-depth basin assessments, setting targets, and developing water stewardship strategies that support a water-positive future. She also helps clients disclose and report their progress in line with both voluntary and mandatory standards. She is also actively working to help organizations implement emerging frameworks such as the Corporate Sustainability Reporting Directive (CSRD) as well as established frameworks like CDP Water.
Sabine brings a practical and empathetic perspective to environmental water challenges, guiding clients through their water stewardship journeys, regardless of their level of maturity in the field.
Leon Navaretna
Leon holds over 10 years of experience in natural environment sustainability, corporate sustainability program management, and land-use sector leadership. As a T-shaped professional, he specializes in sustainable supply chains, farmer support systems, nature-based solutions and decarbonization strategies.
His work focuses on Forest, Land and Agriculture (FLAG) strategies, GHG emissions, and integration within business operations. Leon has led a breadth of initiatives, including developing due diligence and risk assessment frameworks, facilitating supplier engagements for certification and emissions reduction strategies.
He brings an authentic, adaptable, and results-driven leadership style, fostering trusted partnerships and aligning stakeholders toward ambitious sustainability goals. Leon’s purpose is to help transform agri-food and commodity systems into sustainable, resilient, and regenerative models—where forests remain as forests, degraded ecosystems are restored, and local communities and livelihoods are protected while supporting business growth and food security.