Department of Energy’s Advanced Research Projects Agency – Energy (ARPA-E). Prior to her work at ARPA-E, Garretson was an associate at Institutional Shareholder Services, where she advised shareholders on corporate governance and sustainable investment trends. She previously worked as a Natural Resource Specialist for the Bureau of Land Management, as an environmental law consultant for a conservancy non-profit, and as a volunteer public defender. Garretson volunteers regularly with the Employment Justice Center.