David Grainger is a co-founder and Venture Partner at Medicxi. See contact routes.
David Grainger is a co-founder and Venture Partner at Medicxi, a European venture capital firm that invests in early-stage life sciences companies, specifically in biotechnology developing innovative therapeutics for oncology, immunology, rare diseases, and infectious diseases. He has led investments in notable portfolio companies such as Padlock Therapeutics (acquired by Bristol-Myers Squibb) and co-founded XO1 (acquired by Janssen Pharmaceuticals), while also serving as Chairman for Z-Factor and Morphogen-IX. Grainger’s distinctive thesis centers on the “Impatient Capital Model,” which emphasizes rigorous experimental validation and capital efficiency to rapidly turn early-stage science into drug candidates and startups.
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