Invion is a life-sciences company specializing in photodynamic therapy (PDT). It is engaged in the research and development of the Photosoft technology for the treatment of a range of cancers. In addition, the company develops PDT with photosensitiser IVX-PDT based on the Photosoft technology to improve the treatment of skin cancers and hard-to-treat solid cancers, including lung, prostrate, ovarian, and mesothelioma.