Josephine Wanjiku

Josephine Wanjiku is a Mechanical Engineer with over 7 years of experience delivering water and energy solutions across Kenya and East Africa. She is the Founder of Circular Insights, an advisory and capacity-building firm advancing practical solutions aligned with Sustainable Development Goals 6, 7, and 13. At Ekcians Greenlyf Foundation, she volunteers as a Pitch Manager, contributing to the development of impactful ideas and supporting teams in communicating sustainable solutions effectively.

She is passionate about scaling sustainable water and energy solutions, particularly solar-powered water systems, clean energy innovation, and climate-resilient infrastructure. She is also focused on strengthening data-informed leadership in sustainability and advancing strategies that support and advocate for women in STEM. Josephine is a 2025 TechWomen Fellow, recognized for her leadership in STEM and sustainability.