Partner
Klaus Breiner
Managing Partner, Pureos Bioventures
- Firm
- Pureos Bioventures
- Title
- Managing Partner
- Role
- Managing partner
- Known as
- Investor
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Record updated 18 September 2026
About
Klaus is a founding partner of Pureos and has been a venture capital investor since 2001, across different regions, companies stages and types. Prior to Pureos, he was senior investment advisor private equity at Bellevue Asset Management. Bio-pharmaceutical companies that Klaus has invested in include AM-Pharma, Alpex Pharma, Cadence Pharmaceuticals, Glycart Biotechnology, Hummingbird Bioscience, ImCheck Therapeutics and Vaximm. Before venture capital, Klaus was a researcher at ETH Zurich and a business consultant at Booz Allen & Hamilton.
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