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Lorenz is vice-chair of the board of trustees of the left-of-center Environmental Defense Fund; 5 co-founder of the Next Gen of Giving Pledge group, 6 which asks donors to commit a majority of their wealth to charity; 6 and a board member of the left-of-center Resource Generation. 7 She opposed Trump administration’s decision to leave the Paris Climate Accords, 8 opposed the construction of a border wall between the U.S. and Mexico, 9 and has shared posts on Twitter encouraging contributions to the Black Lives Matter movement. 10
Katherine Lorenz is the president and former chair of the board for left-of-center environmentalist group Cynthia and George Mitchell Foundation (CGMF) Lorenz was previously president of the group from 2011 through 2020 when she became chair. In 2022, she became president while stepping down as board chair. Lorenz is the granddaughter of the CGMF’s founders. 1 2
Lorenz has been named to several young philanthropic leadership lists. 3 She has received philanthropic guidance from Margaret Dulany, the daughter of David Rockefeller, through her participation in the Synergos Institute’s Global Philanthropists Circle. 3
Lorenz’s work with the CGMF is based on environmental protection, the critical race theory-inspired concept of social equity, and expanding economic vibrancy. Lorenz has called changing climate a “social equity issue.” 11 She advocates for the use of weather-dependent energy as a part of climate-related energy policies 11 and supports additional water-driven and weather-dependent energy use. Lorenz supports regional conservation and land conservation efforts and works to shape the rules and increase regulation of the natural gas industry. 4 2
In addition to her role with CGMF, Lorenz is vice-chair of the board of trustees of the left-wing Environmental Defense Fund, is vice-chair of the Philanthropy Workshop, 5 and sits on the board of the Endowment for Regional Sustainability Science. 6 She was previously a senior advisor at the National Center for Family Philanthropy from 2020 to January 2022, 12 a co-founder of Puente a la Salud Comunitaria, 13 1 a member of the Council of Foundations Committee, 14 and a member of Boldly Go Philanthropy’s advisory council. 6
Lorenz is also a leader and co-founder of the Next Gen of Giving Pledge, 6 which asks donors to commit a majority of their wealth to charity. 2 She is on the Philanthropists Council of the Beacon Collaborative, the Leadership Council of the Greater Houston Community Foundation, and the national advisory committee of USC’s Irene Hirano Inouye Philanthropic Leadership Fund. 15 She regularly speaks at National Center for Family Philanthropy events. 16 17 18
Previously Lorenz was a deputy director for the Institute of Philanthropy; 1 a board member of Exponent Philanthropy, Resource Generation, and the Amaranth Institute; and a member of the National Academies’ Roundtable of Science and Technology for Sustainability. 7
Lorenz was listed in TIME100 Philanthropy’s 2025 list of 100 most influential people under the “trailblazers” section for “leading next gen heirs.” 19
Katherine Lorenz opposed the Trump administration’s decision to leave the Paris Climate Accords; 8 opposed the construction of a border wall between the U.S. and Mexico, calling it a “barrier to wildlife as well as people”; 9 and shared posts on Twitter encouraging contributions to the far-left Black Lives Matter movement. 10
Katherine Lorenz received a bachelor’s degree in economics and Spanish from Davidson College in 2001. 1 She resides in New York City. 1