John Flynn, Managing Partner at Act Venture Capital, invests primarily in early-stage European tech companies (seed. See sector focus and contact routes.
John Flynn, Managing Partner at Act Venture Capital, invests primarily in early-stage European tech companies (seed to Series A/B) with check sizes ranging from €100k to €10m, focusing on sectors like AI, enterprise software, deep tech, health, and energy. His notable portfolio includes Cubic Telecom, Ekco, Gridbeyond, Corvil, and DecaWave, with 20 exits in the last five years including acquisitions by Amwell and Qorvo. Flynn’s distinctive thesis centers on backing founders with strong domain knowledge and market insight who can attract top early-team talent to build category-defining businesses in large, high-growth markets.
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