NOV 

NOV (formerly National Oilwell Varco) designs, manufactures, and sells a wide range of equipment and components supplying the oil and gas industry, including rig equipment, downhole tools, drill pipe, and well casing. NOV's customers include major integrated oil companies, national oil companies, independent oil and gas companies, and drilling contractors. Its operations are organized into two reportable segments: energy products and services and energy equipment. NOV operates on a global scale, with international markets contributing nearly two-thirds of its annual revenue.