WILL TILLETT

Will is a Principal Consultant at Aguaconsult with ten years working experience in the WASH sector. The majority of this has been spent overseas, giving Will strong practical experience in delivering programmes and supporting governments on WASH issues. Will’s experience spans rural, urban, humanitarian and development contexts, in Africa, Asia, Europe and Latin America.  He holds an MSc in Water Management (Community Water Supply), and a BSc in Geology & Geography. Will’s strengths lie in strategy and programme/ fund design, technical assistance, training, programme management, and evaluations. While Will’s experience covers a broad range of WASH topics, he is particularly interested in rural and urban sanitation and hygiene, local private sector development, and integrating WASH with other sectors.


Will has worked as a consultant WASH Advisor for DfID, has designed and managed multi-million dollar WASH programmes in Mongolia and Zimbabwe, and has provided long-term technical assistance to the Government of Sierra Leone. He has worked as a water supply engineer in Bolivia, a sanitation researcher in Nepal, and a water resources consultant in the UK. He managed a £5m WASH innovation and capacity building fund in Sierra Leone, and  worked on a climate resilient water infrastructure programme covering Southern Africa. In his freelancing work, Will has undertaken numerous WASH programme reviews, defined WASH strategies for various NGOs, and helped develop the nationwide rural WASH investment programme for Sierra Leone. He has worked for a range of clients, including the World Bank, AfDB, DfID, UNICEF, and various NGOs (WaterAid, Oxfam, ACF, WHH). Since joining Aguaconsult Will has been working on a global study of rural water supply sustainability for the World Bank, a global evaluation of UNICEF’s rural and small town water supply programme, and is supporting the Government of Swaziland on WASH sector planning and reviews.

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