Brook Byers is a co-founder of Kleiner Perkins and has served as a venture capital investor since 1972. See contact routes.
Brook Byers is a co-founder of Kleiner Perkins and has served as a venture capital investor since 1972, helping build more than 60 science-based companies. He formed the first life sciences practice group in venture capital in 1984, leading Kleiner Perkins to become a premier firm in life sciences, healthcare, biotechnology, information technology, and cleantech. Byers typically invests in Series A and Series B stages across Consumer Health, BioTech, Health IT, and Digital Health, with check sizes ranging from $100,000 to $25 million. His portfolio includes notable companies such as Amazon, Google, and eBay, many of which later became public. While specific lead/follow behavior is not explicitly documented, his long-standing involvement with founders suggests a hands-on, lead-investor approach. Byers is also recognized as a philanthropist and was elected to the American Academy of Arts and Sciences for his contributions to technology and life sciences.
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