TC Biopharm (Holdings) Plc is a clinical-stage biopharmaceutical company developing immunotherapy products based on its allogeneic gamma delta T cell platform. Its product pipeline includes OmnImmune, an unmodified cell therapy used in the treatment of acute myeloid leukemia, and ImmuniStim, an unmodified cell therapy to treat COVID-19. TC Biopharm was founded in 2013 and is headquartered in Motherwell, UK.