Dr. Doulaye Kone

Doulaye Koné is Director of Water, Sanitation & Hygiene at the foundation, leading efforts to expand access to safe sanitation for the 3.5 billion people currently without it. With over 20 years of sector experience, he has spearheaded technology innovation for 13 years, including the development and commercialization of transformative solutions such as the “reinvented toilet.” Before joining the foundation in 2011, Doulaye coordinated Water Operators’ Partnerships in sub‑Saharan Africa, strengthening utility performance. A sanitation engineer, he holds a Ph.D. from EPFL and a Strategy Certificate from Harvard Business School, combining technical expertise with strategic leadership.