Cary Pfeffer

Cary Pfeffer joined Third Rock Ventures at its inception in 2007 and has more than 20 years of business development and transaction experience, along with a broad array of biotech product development experience.

Cary leads Third Rock’s partner development efforts, including building and maintaining strong relationships to work with large biotech and pharmaceutical companies. He has played an instrumental role in a number of innovative alliances and collaborative company building efforts across the portfolio, including an industry-leading global strategic collaboration between Agios and Celgene in the field of cancer metabolism. Cary supports and advises on business development efforts across the Third Rock portfolio and has assumed active leadership roles in its portfolio companies, functioning as chief executive officer and chief business officer through the first 12-18 months after launch.