NOV (formerly known as National Oilwell Varco) is a company specializing in the design, manufacture, and sale of equipment and components used in oil and gas drilling. It operates through two segments: Energy Equipment and Energy Products and Services. The Energy Equipment segment designs, builds, and supports capital equipment and integrated systems used in oil and gas exploration and production, both onshore and offshore, as well as for industrial, marine, and renewable energy markets. The Energy Products and Services segment provides tools, equipment, and services for management in the upstream oil and gas, renewables, and industrial markets.