Brian Trelstad

Chief Investment Officer, Acumen Fund

Brian runs the global portfolio team, coordinating the investment process and our post-investment management support. In addition, he has been driving Acumen Fund's works on measuring social and financial return. He is a member of the management committee and the extended leadership team. Brian is also a founding executive committee member of the Aspen Network of Development Entrepreneurs (ANDE) and a co-founder of IRIS (Impact Reporting and Investment Standards), a tool for creating standardization and transparency in impact investing. Before joining Acumen Fund, Brian Trelstad spent four years at McKinsey & Company as a consultant in the healthcare and non-profit practices and as an editor of the McKinsey Quarterly. Prior to McKinsey, he worked as a case writer at Stanford University's Center for Entrepreneurial Studies and advised a number of early-stage technology companies. He was the lead environmental staffer for President Clinton's AmeriCorps program, and co-founded and directed the Center for Environmental Citizenship. Brian holds an MBA from Stanford University, an MA in City Planning from UC-Berkeley, and a BA from Harvard University.