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2024 - Keynote 2



Working with the Asian Development Bank (ADB)


Mr. S. Samuel TUMIWA, Representative, North America, Asian Development Bank

Mr. Tumiwa is ADB’s representative to North America, where he works with the Canadian and United States governments and their agencies, bilateral and multilateral institutions, research and civil society organizations and the private sector, to increase understanding strengthen collaboration and of ADB’s work. He was previously the Deputy Representative from 2011 to 2016. 

Prior to his current position, he was Director, Fragility and Engagement, overseeing the NGO and Civil Society Center which serves as the institutional focal for engagement with civil society, and ADB-wide efforts to improve the success of its operations in the most vulnerable, least-developed, fragile, at risk, and conflict-affected situations, including small island developing states. Mr. Tumiwa was also ADB’s Country Director for Afghanistan, managing relations with the government and other development partners and overseeing a portfolio of about $4 billion, focused on agriculture and natural resources, energy, and transport.

Much of Mr. Tumiwa’s career has been in the energy sector. He spearheaded ADB’s efforts to expand its clean energy and sustainable infrastructure investments, increasing it from about $200 million annually in 2005 to almost $2 billion a year by 2009. Mr. Tumiwa also established the $250 million Clean Energy Financing Partnership Facility to catalyze greater investments in clean energy and the Energy for All Program to provide 100 million people access to cleaner, more efficient, and renewable energy. He also previously served as a project team leader in the Central and West Asia and South Asia energy divisions where he oversaw the design and implementation of loans and technical assistance projects on energy policy development, power sector restructuring, capacity building, clean energy, industrial efficiency, and rural electrification. 

Before joining ADB, Mr. Tumiwa worked with a design engineering firm in Washington, DC. He has over 30 years of experience as a development professional, working in almost all countries in Asia and the Pacific.


Working with the Asian Development Bank (ADB)