Claire Mazumdar, Ph.D., M.B.A.

Associate

Claire Mazumdar joined Third Rock Ventures in 2017 as an associate to focus on new company formation and partner development. Claire was involved in the launch of:

  • Rheos Medicines

Claire joins from Stanford Graduate School of Business, where she most recently earned her M.B.A. Prior to that, she was at Stanford School of Medicine and received her Ph.D. in Cancer Biology. She completed her undergraduate work at MIT and earned a B.S. in biological engineering. While there, she was awarded the Whitehead Prize in Biological Research working in the lab of Tyler Jacks at the Koch Institute for Cancer.

Despite complete lack of artistic talent, Claire’s claim to fame was making the front page of her hometown newspaper for dancing in the Moscow Ballet’s Nutcracker.

Administrative Support

Tracy Williams
Executive Assistant
twilliams@thirdrockventures.com
(617) 585-2045

Associated Portfolio Companies

Partners

Alexis Borisy

Partner

Abbie Celniker, Ph.D.

Partner

Neil Exter

Partner

Kevin Gillis

Partner/Chief Financial Officer

Charles Homcy, M.D.

Partner

Sarah Larson

Partner/Chief Human Resources Officer

Mark Levin

Partner

Craig Muir

Partner/Chief Technology Officer

Cary Pfeffer, M.D.

Partner

Kevin Starr

Partner

Robert Tepper, M.D.

Partner

Venture Partners

Jeffrey Finer, M.D., Ph.D.

Venture Partner

Frank T. Gentile, Ph.D.

Venture Partner

Robert Kamen, Ph.D.

Venture Partner

Christoph Lengauer, Ph.D.

Venture Partner

Philip Reilly, M.D., J.D.

Venture Partner

Stephen Sherwin, M.D.

Venture Partner

Jeffrey Tong, Ph.D.

Venture Partner

Barbara Weber, M.D.

Venture Partner

Entrepreneurs-In-Residence

Jason Coloma, Ph.D.

Entrepreneur-in-Residence

Peter DiLaura

Entrepreneur-in-Residence

Keith Dionne, Ph.D.

Entrepreneur-in-Residence

Eric Green, M.D., Ph.D.

Entrepreneur-in-Residence

Rachel Meyers, Ph.D.

Entrepreneur-in-Residence

Leon Murphy, Ph.D.

Entrepreneur-in-Residence

Glenn Pierce, M.D., Ph.D.

Entrepreneur-in-Residence

Richard Ransohoff, M.D.

Entrepreneur-in-Residence

Domain Experts

Karina Chmielewski

Senior Director, Platform Operations

Dina Ciarimboli

General Counsel

Cynthia Clayton

Head of Communications

Aremin Hacobian

Head, Organization Health and Development

John Keilty

Strategic Advisor, Platform Operations

Corey O’Keeffe

Manager, Communications & Investor Relations

Raynie Smith

Director, Human Resources

Principals and Associates

Walter Kowtoniuk, Ph.D.

Principal

Claire Mazumdar, Ph.D., M.B.A.

Associate

Melissa McCracken, Ph.D.

Associate

Kelly Moynihan, Ph.D.

Associate

Vyas Ramanan, Ph.D.

Senior Associate

Recruiting

Andrea DiMella

Recruiting Director

Wendy Durkin

Senior Director, Recruiting and University Relations

Tracy Nicholson

Recruiting Director

Chris Robinson

Vice President, Recruiting

Administrative

Zoe Angell

Executive Assistant

Megan Graziano

Director, Operations

Linda Heath

Executive Assistant

Rhea Kappa

Receptionist/Administrative Assistant

Maribel Laboy

Executive Assistant

Megan Lamb

Executive Assistant

Ian Miller

Administrative Assistant

Angelo Severino

Executive Assistant

Laura Vitale

Executive Assistant

Tracy Williams

Executive Assistant

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