DNV is an international accredited registrar and classification society headquartered in Høvik, Norway. It is the worlds largest classification society, providing services for vessels and mobile offshore units, and is also the largest technical consultancy and supervisory to the global renewable energy and oil and gas industries. DNV offers a range of services, including certification, assessment, training/education, and counseling, testing, and certification services to the global energy sector. DNV is also a provider of digital solutions for managing risk and improving safety and asset performance for ships, pipelines, processing plants, offshore structures, electric grids, smart cities, and more. DNVs purpose is to safeguard life, property, and the environment, and its vision is to be a trusted voice to tackle global transformations. DNV has a long history, having been founded in Oslo, Norway in 1864 as a membership organization. In 2013, DNV and Germanischer Lloyd (GL) merged to form DNV GL, which was renamed to DNV in 2021. DNV also offers hospital accreditation programs that either directly address regulatory requirements for hospitals or provide guidance and best practices for clinical specialty organizations across healthcare.