S20 Fund is a Poznan-based venture capital firm backing high-agency founders from Central Europe and the Baltics. It focuses on pre-seed startups, can lead or follow investments, and invests across Europe and the United States. The fund typically writes $100K-300K checks, often alongside angels and microVCs, with sector interests including AI and machine learning, enterprise software, education, healthtech, biotechnology, fintech, climate and deep tech.