DNV is a leading provider of safety and reliability services, where classification, certification, verification and advisory services are key activities. The staff consists mainly of highly qualified engineers and technical personnel.

DNV establishes Rules and Guidelines for the classification of ships, mobile offshore platforms and other floating marine structures. It also issues rules and standards for the classification, certification and verification of fixed offshore structures.

DNV is the leading classification society in certification of Safety and Quality Management systems for shipping companies based on DNV's SEP rules, the ISM code and ISO 9000.

DNV is also a leading provider of advisory services within safety-, environment- and quality management, as well as a specialist in technical services and software.