Syn2bio S.A., a biotechnology company, engages in the research and commercialization of Cardiac Marker, a radiopharmaceutical for diagnostic testing of heart disease in the field of myocardial perfusion. The company's flagship project is the cardiotracer project, a radiopharmaceutical designed for testing myocardial perfusion and diagnosis of coronary artery disease. Additionally, it operates The Centre for Research on New Compounds, a unit engaged in the search for new pharmaceutical compounds and their further study, registration, and market launch as a medicinal product. Syn2bio S.A. was incorporated in 2025 and is based in Warsaw, Poland.