Oliver has worked in the water, sanitation and hygiene (WASH) sector for nearly 20 years. During that time he has managed WASH projects for WaterAid in South Asia, based in Nepal, and for the United Nations in South Asia and East Africa. Oliver has also lived in Ethiopia, where he managed the World Bank’s water portfolio, as well as supported World Bank projects in Bangladesh, Eswatini, Kenya, Tanzania and Nigeria. Oliver is now the Director of Bluechain Consulting, where he continues to support a range of international clients in the planning, management and evaluation of WASH projects, including the Bill and Melinda Gates Foundation, UNICEF and USAID. Oliver has as specific interest in developing innovation financing mechanisms to deliver WASH services to the world’s poorest households. He enjoys exploring the wilderness, meditating and cooking curries from all corners of the world.