Varian Medical Systems is a San Francisco-based company that develops technology and software for cancer treatment and care. They provide equipment and systems for radiotherapy, radiosurgery, brachytherapy, imaging, and other oncology services, as well as software to help hospitals and clinics organise their workflows and patient information. They also work in interventional oncology and theranostics, and offer consulting and training services. Varian would suit referrals from healthcare providers, hospitals, and clinics looking to upgrade their cancer care capabilities or streamline their clinical operations.