NovoCure Limited, an oncology company, engages in the development, manufacture, and commercialization of Optune for the treatment of a variety of solid tumors. The company markets Optune and NovoTTF-100L, a Tumor Treating Fields delivery system for use as a monotherapy treatment for adult patients with glioblastoma. It is also developing products that are in Phase 2 pilot and Phase 3 pivotal trials for brain metastases, non-small cell lung cancer, pancreatic cancer, ovarian cancer, liver cancer, and mesothelioma. The company markets its products in the European Union, Japan, and internationally. It has a clinical trial collaboration agreement with MSD to evaluate tumor treating fields together with KEYTRUDA, an anti-PD-1 therapy; and a strategic alliance with the NYU Grossman School of Medicine's Department of Radiation Oncology that provides a framework for preclinical and clinical development projects studying Tumor Treating Fields. NovoCure Limited was founded in 2000 and is based in Saint Helier, Jersey.