Patricia Espinosa transformed international climate action as the Executive Secretary of UN Climate Change, guiding global diplomacy through unprecedented environmental challenges. With 35 years of diplomatic experience across multilateral negotiations, she brings unparalleled expertise in climate policy and sustainable development. As Founding Partner and CEO of onepoint5, Espinosa now advises organizations on critical ESG strategies, translating high-level diplomatic insights into actionable sustainability frameworks for businesses seeking meaningful climate impact.