Ms. Patu Ndango Fen a passionate environmental entrepreneur operating out of Cameroon heading various organizations supporting and developing the sustainability concept of bio-waste into fertilizers. She is the founder of the Social Enterprise Closed Loop System Ventures an organic fertilizer manufacturing unit from bio-waste through valorization process. She is the Co-Founder of Youth Environmental Alliance for Sustainable Development and a part of Positive Peace Group and Cameroon Women's Scholarship Alumni Association. Her social enterprise Closed Loop System Ventures won the Open Innovation Challenge launched by the United Nations Development Program and made her a Youth for Africa and Sustainable Development Goals Ambassador. She is also the part of 2018 Obama Foundation Leadership Program. She believes in the ability of the youth to fight the climate change being a role model herself in the path of Sustainability.