Partner, Kleiner Perkins Caufield & Byers
Brook is a founding member of Kleiner Perkins Caufield & Byers. A venture capital investor since 1972, Brook has been closely involved with more than 60 new technology-based ventures, many of which have become public companies. He formed the first life sciences practice group in the venture capital profession in 1984 and led KPCB to become a premier venture capital firm in the medical, healthcare and biotechnology sectors. KPCB has invested in and helped build more than 110 life sciences companies that have developed hundreds of products to treat underserved medical needs for many millions of patients. He serves on the board of directors of CareDX, , Enjoy Technology, Foundation Medicine, Octave, Oculeve, Pacific Biosciences Inc., Veracyte, and Zephyr Health. Brook is on the Board of Trustees of Stanford University. He also serves on the Board of Overseers of the University of California San Francisco medical campus and hospitals and the Board of Directors of the New Schools Foundation.