Sarah Greenewald, Director of Finance, joined Optimum Energy in 2012, bringing a strong drive for environmental change. She has held various roles at Optimum in financial planning and analysis, investor relations, sales operations, and management of the pricing function. Sarah partners with every department to ensure cross functional collaboration and to align the company’s goals across the organization. Sarah brings nine years of experience in corporate finance across a wide range of industries. She has a BA in Finance, summa cum laude, from Portland State University.