| MLMauricio Lecaro | North America | San José, Costa Rica | Leadership and governance, Climate solutions, Economics and finance |
| JLJeremy Leggett | Europe | London, United Kingdom | Climate solutions, Economics and finance |
| JLJohn D. Liu | North America | Thousand Oaks, United States | Climate solutions |
| ALAlessandra Lomonaco | Europe | Milan, Italy | Leadership and governance, Climate solutions, Economics and finance |
| TLTica Lubin | North America | California, United States | Leadership and governance, Climate solutions, Economics and finance |
| KLKelly Luo | North America | Toronto, Canada | Leadership and governance, Climate solutions, Economics and finance |
| TLTobias Luthe | Europe | Switzerland | Leadership and governance, Climate solutions |
| LMLooby Macnamara | Europe | Herefordshire, United Kingdom | Leadership and governance, Climate solutions |
| PMPamela Mang | North America | Santa Fe, United States | Leadership and governance |
| LMLuciana De La Mare | South America | Salvador, Brazil | Leadership and governance, Climate solutions, Indigenous knowledge |
| DMDavid McConville | North America | Asheville, United States | Leadership and governance, Climate solutions, Economics and finance |
| JMJason F. McLennan | North America | Seattle, United States | Climate solutions, Leadership and governance, Indigenous knowledge |
| RMReem Al Mealla | Africa | Manama, Bahrain | Climate solutions, Leadership and governance, Indigenous knowledge |
| CMCarl Mehlhope | Europe | Amsterdam, Netherlands | Leadership and governance, Climate solutions, Economics and finance |
| SMSonja Miokovic | North America | Montreal, Canada | Leadership and governance, Climate solutions, Economics and finance |
| DMDaniele Miranda | North America | Los Angeles, United States | Leadership and governance, Indigenous knowledge |
| BMBen Missimer | North America | Mississippi, United States | Leadership and governance, Climate solutions, Agriculture and food |
| SMSherri Mitchell | North America | Maine, United States | Indigenous knowledge, Leadership and governance |
| KMKaren Monaghan | Oceania | Perth, Australia | Leadership and governance, Climate solutions, Economics and finance |
| AMAlex Montgomery | Europe | Reading, United Kingdom | Agriculture and food, Leadership and governance, Climate solutions |
| KNKim Neale | North America | Canada | Indigenous knowledge, Leadership and governance, Climate solutions |
| LNLouise Møller Nielsen | Europe | Aarhus, Denmark | Leadership and governance, Climate solutions, Economics and finance |
| HNHelena Norberg-Hodge | Europe | Devon, United Kingdom | Economics and finance, Climate solutions |
| LOLeena Al Olaimy | Africa | Manama, Bahrain | Leadership and governance |
