Corporate Information

James M. Denny
Chairman, Gilead Sciences
Board of Directors

Paul Berg, PhD
Nobel Prize Winner, Chemistry Cahill Professor, Emeritus,
Stanford University
Medical Center

John F. Cogan, PhD
Senior Fellow, Hoover Institution, Stanford University

Etienne F. Davignon
Minister of State Vice-Chairman, Suez-Tractebel

Carla A. Hills
Chair and Chief Executive Officer, Hills & Company, International Consultants

John W. Madigan
Retired Chairman and
Chief Executive Officer of Tribune Company

John C. Martin, PhD
President and Chief Executive Officer, Gilead Sciences

Gordon E. Moore, PhD
Chairman Emeritus,
Intel Corporation

Nicholas G. Moore
Retired Global Chairman, PricewaterhouseCoopers

Gayle Edlund Wilson
Director, Education Financing
Foundation of California and Ralph M. Parsons Foundation

DIRECTOR EMERITUS, GILEAD SCIENCES BOARD OF DIRECTORS

George P. Shultz, PhD
Distinguished Fellow, Hoover Institution, Stanford University

John C. Martin, PhD
President and
Chief Executive Officer

Norbert W. Bischofberger, PhD
Executive Vice President, Research and Development and Chief Scientific Officer

John F. Milligan, PhD
Chief Operating Officer and
Chief Financial Officer

Kevin Young
Executive Vice President, Commercial Operations

Gregg H. Alton
Senior Vice President and
General Counsel

Anthony D. Caracciolo
Senior Vice President, Manufacturing and Operations

William A. Lee, PhD
Senior Vice President, Research

James R. Meyers
Senior Vice President,
Commercial Operations, North America.

A. Bruce Montgomery, MD
Senior Vice President, Head of Respiratory Therapeutics

John J. Toole, MD, PhD
Senior Vice President,
Clinical Research

Taiyin Yang, PhD
Senior Vice President, Pharmaceutical Development and Manufacturing

Kristen M. Metza
Vice President, Human Resources

Bernard M. Wagner, MD
(Chairperson)
New York University Medical Center

Jacqueline K. Barton, PhD
California Institute of Technology

Francis V. Chisari, MD
The Scripps Research Institute

Peter B. Dervan, PhD
California Institute of Technology

Joel R. Huff, PhD

Howard S. Jaffe, MD
Gilead Foundation

Paul E. Klotman, MD
Mt. Sinai Medical Center

Mary E. Klotman, MD
Mt. Sinai Medical Center

John W. Mellors, MD
University of Pittsburgh
School of Medicine

Eugene R. Schiff, MD, FACP, FRCP, MACG
University of Miami
School of Medicine

Robert T. Schooley, MD
University of California,
San Diego

Richard J. Whitley, MD
University of Alabama at Birmingham

Gregg H. Alton
Senior Vice President and
General Counsel

CORPORATE COUNSEL

Cooley Godward Kronish LLP
Palo Alto, California

INDEPENDENT REGISTERED PUBLIC ACCOUNTANTS

Ernst & Young LLP
Palo Alto, California

CORPORATE HEADQUARTERS

Gilead Sciences, Inc.
333 Lakeside Drive
Foster City, CA 94404
USA
(800) 445-3235 or
(650) 574-3000
www.gilead.com

STOCKHOLDER INQUIRIES

Inquiries from our stockholders and potential investors regarding our company are always welcome and will receive a prompt response. Please direct your requests for information to:

Investor Relations
Gilead Sciences, Inc.
333 Lakeside Drive
Foster City, CA 94404
USA
Phone: (800) 445-3235 or
(650) 574-3000
Fax: (650) 578-9264

Information regarding Gilead is also available at www.gilead.com.

STOCK LISTING

Gilead common stock is traded on The Nasdaq Global Select Stock Market®, under the NASDAQ symbol: GILD.

The annual meeting of stockholders will be held at 10:00 a.m. on Wednesday, May 9, 2007 at the Westin San Francisco Airport Hotel.

TRANSFER AGENT AND REGISTRAR

Communications concerning stock transfer requirements, lost certificates and changes of address should be directed to the Transfer Agent:
Mellon Investor Services LLC
PO Box 3315
South Hackensack, NJ 07606
USA
(800) 710-0940
www.melloninvestor.com

EQUAL OPPORTUNITY EMPLOYER

Gilead Sciences is proud to be an equal opportunity employer and extends employment to men and women from culturally diverse backgrounds. Our environment respects individual differences and recognizes each employee as an integral member of our company. Our workforce reflects these values and celebrates the individuals who make up our growing team.