Bill Rahill

About Me

Bill is IMPACTO’s Sustainability Senior Advisor. He is a leader in sustainability, working at the nexus of business, development, and finance. Bill has 30 years of technical and managerial experience in the development and application of international environmental and social standards for project finance and advisory services, environmental and social management systems, sustainable finance and banking, impact investments and measurement, and natural capital application in decision-making.

Throughout his career, Bill has provided technical and strategic advice and support to clients across all sectors of the sustainable development agenda including finance and financial institutions, infrastructure, agri-business, and manufacturing.

As a Senior Manager then Director with the IFC and the World Bank, Bill has engaged with public and private sector leadership on a range of emerging sustainability issues. At IFC, his team of environmental and social development professionals worked in emerging markets, assisting clients to implement best practice solutions in hundreds of investment projects worldwide. He also co-led the review and update of the 2012 IFC Performance Standards and since then has been active in supporting policy evaluation and development with a number of development finance institutions, including the Inter-American Development Bank and the Asian Development Bank.

Bill holds an engineering degree and an MBA from McGill University, an MSc in Finance from Johns Hopkins University, and an MSc in Public Policy from the University of London. He is a native English and French speaker.

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