Founded in 2011, Martlet Capital is a venture capital firm based in Cambridge, UK, investing in software, healthcare devices, big data, advanced manufacturing, digital health, internet of things, and life sciences sectors. They typically focus on pre-seed and seed-stage companies, investing £250K initially and co-investing with angels and seed funds. Martlet has invested in more than 65 start-ups and raised additional capital in 2021 to scale its investment activity.