WASHINGTON, Aug. 5, 2026 /PRNewswire/ — The Global Environment Facility (GEF) Council today announced the selection of Diego Mesa Puyo as the family of funds’ next CEO and Chairperson. Before his selection as the GEF’s next CEO and Chairperson, Mesa Puyo served as Deputy Chief of the Climate Policy Division of the International Monetary Fund. “I am deeply honored to serve as the next CEO and Chairperson of the Global Environment Facility at this pivotal moment for the international community,” Mesa Puyo said. The GEF is the world’s largest public funder for the environment and serves international conventions on biodiversity, climate change, and pollution. The Global Environment Facility is the world’s family of funds for the environment.