Yuki Isogai is the Founder of EarthNest LLC and a strategist, investor, and author specializing in sustainability-driven business transformation. With 25 years of international experience, she began at the World Bank, later became Partner and Sustainability Lead Partner at PwC Japan, where she advised C-suites on decarbonization and ESG investment and scaled the firm’s sustainability practice tenfold. She subsequently served as Chief Sustainability Officer and Managing Director at an investment fund, linking capital markets with “Profitable Sustainability” and channeling finance toward Good Growth. A philosophy graduate, she is passionate about grounding Good Growth in philosophical and ethical foundations. She is the author of SX: The Paradox of Sustainability Management.