Brian Trelstad is the Chief Financial Officer of Acumen Fund, a non-profit global venture fund serving the 4 billion people living on less than $4 a day. Acumen aims to use entrepreneurial approaches to solve the problems of global poverty by building financially sustainable and scalable organizations that deliver affordable, critical goods and services to the poor in the areas of health, water and housing in South Asia and East Africa. As CFO, Brian manages the finance and operations functions, supports the deal structuring and investment process, and leads Acumenís metrics and evaluation work. Previously, Brian was an associate at McKinsey & Company, and the co-founder of the Center for Environmental Citizenship, a national nonprofit dedicated to training student environmental leaders, where he serves as a board member. He is also active on the boards of New Jersey Future, a smart growth advocacy organization, and ISLES, a community development organization in Trenton, NJ.