Timothy Kieffer – Biography
Last update: February 27, 2026Executive profile
Timothy was Chief Scientific Officer for ViaCyte. Timothy Kieffer joined Fractyl Laboratories in 2025.
Timothy Kieffer is currentlyChief Scientific Officer at Aardvark Therapeutics - View - Aardvark Therapeutics org chart
Chief Scientific Officer at Fractyl Laboratories - View - Fractyl Laboratories org chart
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- At Aardvark Therapeutics, Timothy Kieffer has 16 colleagues including Tien Lee (CEO & Director), Jeffrey Chi (Director)…
- At Fractyl Laboratories, Timothy Kieffer has 21 colleagues including Harith Rajagopalan (CEO & Director), Kelly Barnes (Director)…
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- In the Biotechnology industry, Timothy Kieffer has 35,756 colleagues in 2,406 companies located in 42 countries. 16,877 executive movements have been recorded in the last 12 months. Learn more about Biotechnology.
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