Patricia Espinosa is Founding Partner and CEO of onepoint5, an ESG consulting firm focused on climate change. A diplomat with 35+ years of experience, she is a leading voice in global sustainability and multilateral negotiations. She previously served as Executive Secretary of the UNFCCC (2016–2022), Mexico’s Secretary of Foreign Affairs, and Ambassador to several European nations. Named Ambassador Emeritus of Mexico, she has been widely recognized for her contributions to diplomacy, sustainability, gender equality, and human rights.