Samantha Singer

Chief Operating Officer

Samantha Singer is an entrepreneur-in-residence at Third Rock Ventures, where she focuses on drug discovery and development opportunities across the firm’s portfolio.


Samantha holds an M.S. in molecular biology from The Rockefeller University and an MBA from Harvard Business School.

Prior to joining Third Rock, Samantha was the chief operating officer of the Broad Institute, where she oversaw the institute’s finance, business development, alliance management, facilities, information technology, human resources and legal teams. Previously, she served as vice president for corporate strategy and chief of staff for the CEO at Biogen. At Biogen, she also held leadership roles in organization effectiveness, global supply chain and corporate development.

Before Biogen, Samantha was a strategy consultant at the Boston Consulting Group and as an independent consultant focused on biotechs and biomedical academic centers.

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