Koujiro Tambara

Koujiro Tambara, often referred to as Kouj, is a Principal at Downing Ventures, a venture capital firm based in the United Kingdom. He joined Downing Ventures in September 2018, where he is involved in originating, transacting, and monitoring investment opportunities within the firm. His investment focus includes sectors such as DeepTech, E-commerce, Enterprise, and FinTech, particularly at the seed and Series A stages.134

Professional Background

Before his tenure at Downing Ventures, Koujiro held the position of Head of Operations at AssetVault, a company that was part of the Techstars accelerator program in London. He has also worked as an Investor at MIP, where he gained valuable experience in venture capital and private equity.45

Investment Strategy

At Downing Ventures, Koujiro typically invests between £250K and £5M, with a sweet spot around £2.5M. The firm manages a substantial fund size of approximately £1B and aims to support visionary entrepreneurs who can execute innovative ideas in technology-driven markets.13

Contributions to Healthcare

Koujiro has been notably active in the healthcare sector through Downing's Healthcare EIS fund. His insights into biotech and medtech investments highlight his expertise in identifying promising companies within these rapidly evolving fields.24

Overall, Koujiro Tambara is recognized for his strategic approach to venture capital, leveraging his background and experience to foster growth in early-stage technology businesses.