Schoeller-Bleckmann Oilfield Equipment is engaged as a producer of high precision components and a supplier of oilfield equipment for the oilfield service industry. Co. focuses on non-magnetic drillstring components (non-magnetic drill collars) and downhole tools for drilling and completing directional and horizontal wells. The High Precision Components segment consists of the manufacturing of MWD (Measuring While Drilling) and LWD (Logging While Drilling) precision drillstring components. The Oilfield Equipment segment comprises production and distribution of non-magnetic drill collars, drilling motors and tools for downhole circulation applications, repair and maintenance services.

Tenaris manufactures and supplies seamless steel pipe products for the global oil and gas industry, as well as other industrial applications. Co. operates an integrated worldwide network of steel pipe manufacturing, research, finishing, and service facilities with industrial operations in the Americas, Europe, Asia, and Africa. Co. produces pipes for boilers, heat exchangers, hydraulic cylinders, automotive, structural and other industrial applications and supplies welded steel pipes for oil and gas pipelines in the South American region. Its principal products include casing, tubing, line pipe, and mechanical and structural pipes. Co.'s organizes its business around one segment: Tubes.

Vallourec is a holding company. Through its subsidiaries, Co. supplies tubular solutions, mainly for the energy markets as well as other industrial applications. Co.'s activities can be divided into two segments: the Seamless tubes segment (production of hot-rolled seamless carbon and alloy steel tubes, both smooth and threaded, for the oil and gas industry); and the Speciality Products segment (production of stainless steel and titanium tubes as well as specific forming and machining activities). Co. is organized into four divisions: Energy and Industry division; Oil Country Tubular Goods division; Drilling Products division; and Brazil division.