san most recently served as Chief Financial Officer of GreenLight Biosciences, a biotech and ag-technology company specializing in RNA-based solutions for agriculture and human health applications from 2019 to 2023. Prior to joining GreenLight Biosciences, she consulted with clients of Danforth Advisors as Chief Financial Officer and Vice President Finance in 2018 and 2019, and previously as Vice President, Finance and Administration and Corporate Treasurer of Aushon Biosystems from 2013 to 2018.
Earlier in her career, Keefe held a variety of financial leadership positions across several organizations, including SeraCare Life Sciences, The Proctor & Gamble Company, and PricewaterhouseCoopers. Keefe holds an MBA in Finance, Strategic Management and Entrepreneurship from The University of Chicago, Booth Graduate School of Business and a Bachelor of Business Administration from the University of Iowa.