DOSIsoft is a healthcare technology company founded in 2002, specializing in dosimetry software for Radiation Oncology and Nuclear Medicine. Its mission is to improve treatment quality, reduce risks, and support better therapy outcomes through sophisticated, efficient tools used by healthcare centers worldwide. The company reports installations in more than 600 centers across 60 countries.

For Radiation Oncology, DOSIsoft provides patient-specific quality assurance solutions through its ThinkQA suite. Products include EPIbeam for phantomless pretreatment verification, EPIgray for in vivo dosimetry, and secondary dose-check tools that support adaptive radiotherapy workflows. These solutions help clinical teams assess treatment plans and verify delivery while streamlining quality-assurance tasks.

For Nuclear Medicine, DOSIsoft offers PLANET software for personalized, voxel-based dosimetry and treatment planning. PLANET Dose supports therapies such as 90Y selective internal radiation therapy and 177Lu treatments, while the broader PLANET platform supports molecular radiotherapy, multimodality imaging, and patient follow-up. DOSIsoft also develops AI-based capabilities in quantitative imaging, radiomics, and machine learning. The company offers product demonstrations and works with partners in the theranostics ecosystem.