Meet Daniel O'Day, Gilead Sciences CEO

Bio, work history, education & how to reach out.

Daniel O'Day

Job Title

CEO at Gilead Sciences

Contact Information

*******@gilead sciences.com

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Last updated: 2026-03-03

Who is Daniel O'Day?

Daniel O'Day is the Chairman and CEO of Gilead Sciences, leading the company's strategic direction in biopharmaceutical research and development. He has extensive experience in the pharmaceutical industry, including senior roles at Roche. O'Day is known for his focus on innovation, global health initiatives, and industry leadership.

Daniel O'Day's Work History

Daniel O'Day has a long career in the pharmaceutical industry, holding executive positions at Roche before leading Gilead Sciences since 2019. He has been instrumental in advancing Gilead's focus on antiviral therapies and global health solutions.

  • 2019-03 — Chairman and Chief Executive Officer, Gilead Sciences
  • 2016-2019 - 2019-03 — Chief Executive Officer, Roche Pharmaceuticals, Roche
  • 2012-2016 - 2016-01 — Chief Operating Officer, Pharma Division, Roche
  • 2010-2012 - 2012-01 — Chief Operating Officer, Diagnostics Division, Roche

Daniel O'Day's Education

Daniel O'Day holds a bachelor's degree in biology from Georgetown University and an MBA from Columbia University.

  • Georgetown University — Bachelor's degree in Biology
  • Columbia University — MBA

How to Reach Daniel O'Day?

You can reach Daniel O'Day at *******@gilead sciences.com or by calling +1 **********. To get Daniel O'Day's contact information and other B2B leads like this, sign up for a free account at Anybody.com.

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