The company focuses on mitochondrial diseases, which are the fundamental causes of many age-related diseases, and has developed a drug discovery platform called Totally Integrated Medicines Engine (TIME) that accelerates drug discovery by creating millions of novel compounds and functionally screening them at the nanoscale in multiple assays. Nanna Therapeutics is a subsidiary of Astellas, a Japanese global pharmaceutical company, and together with Mitobridge, they comprise the Mitobridge Division, a US- and UK-based research engine of Astellas that works as part of the Astellas Primary Focus Mitochondria area of research.