Thoratec Corporation

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Executive Officers

Gerhard F. Burbach

President, Chief Executive Officer, and Director

Gerhard F. Burbach joined Thoratec as President and Chief Executive Officer in January 2006. He was elected to the Board at the same time. From April 2005 to January 2006, Mr. Burbach served as interim President and Chief Executive Officer of Digirad Corporation, a provider of solid-state imaging products and services to cardiologist offices, hospitals and imaging centers. Before that he served for two years as president and chief executive officer of Bacchus Vascular Inc., a developer of interventional cardiovascular devices. Previously, he served for three years as chief executive officer of Philips Nuclear Medicine, a division of Philips Medical Systems specializing in nuclear medicine imaging systems. Until its acquisition by Philips Medical Systems, he spent four years at ADAC Laboratories, a provider of nuclear medicine imaging equipment and radiation therapy planning systems, where he became president and general manager of the nuclear medicine division. Mr. Burbach also spent six years with the consulting firm of McKinsey & Company, Inc., where he was most recently a senior engagement manager in the firm's healthcare practice. Mr. Burbach currently serves as a member of the board of directors of Fluidigm Corporation, and previously served as a member of the board of directors of Digirad Corporation.

Taylor Harris

Vice President and Chief Financial Officer

Taylor Harris joined Thoratec in 2010 as Senior Director of Investor Relations and Business Development. Prior to joining Thoratec, he worked at JPMorgan Chase & Co. for over a decade in several capacities, including as a Vice President in the firm's Healthcare Investment Banking and Equity Research departments. In these roles, he covered the medical device sector as an investment research analyst and advised healthcare companies on a broad range of strategic and capital markets transactions. He holds a B.A. in Physics and Economics from the University of North Carolina at Chapel Hill.

David A. Lehman

Senior Vice President and General Counsel

David Lehman joined Thoratec as vice president, general counsel and secretary in May 2003 and became senior vice president in 2007. Prior to his arrival, he was Vice President and General Counsel at Brigade Corporation, a business process outsourcing company, and previously held positions in the legal departments of Bio-Rad Laboratories, Inc., a life science research and clinical diagnostics company, and Mitsubishi International Corporation, a Japanese trading company, in their New York and Tokyo offices. He began his career as an associate attorney at the law firm of Hall, Dickler, Kent, Friedman & Wood in New York. He has a bachelor's degree in political science from The University of California, San Diego and a J.D. from Cornell University Law School.

Vasant Padmanabhan

Senior Vice President, Technical Operations

Vasant Padmanabhan, Ph.D., joined Thoratec as Senior Vice President, Technical Operations in June 2014. Prior to joining Thoratec, Dr. Padmanabhan served in various research and development leadership positions for 18 years with Medtronic Inc., a medical device manufacturer. Most recently, Dr. Padmanabhan was Vice President, Product Development, CRDM Implantable Defibrillator Business. Dr. Padmanabhan holds a bachelor’s degree in Electronics and Communication Engineering from National Institute of Technology, Trichy, India, and a Ph.D. in Biomedical Engineering from Rutgers University, New Jersey, USA.

Board of Directors

Neil F. Dimick

Chairman of the Board, Executive Vice President and Chief Financial Officer (retired), AmerisourceBergen Corporation
Laguna Hills, California

Gary F. Burbach

President, Chief Executive Officer, Thoratec Corporation

J. Daniel Cole

General Partner, Spray Venture Fund
Boston, Massachusetts

Steven H. Collis

President and Chief Executive Officer, AmerisourceBergen Corporation
Valley Forge, Pennsylvania

D. Keith Grossman

Formerly President and Chief Executive Officer, Conceptus Inc.
Mountain View, California

Formerly Managing Director, Texas Pacific Group
San Francisco, California

William A. Hawkins, III

President and Chief Executive Officer Immucor, Inc.
Norcross, Georgia

Paul A. LaViolette

Managing Partner and Chief Operating Officer, SV Life Sciences
Boston, Massachusetts

Martha H. Marsh

President & Chief Executive Officer (retired), Stanford Hospital & Clinics
Stanford, California

Todd C. Schermerhorn

Chief Financial Officer (retired), C.R. Bard, Inc.
Mendham, New Jersey

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