Cleveland-Cliffs
NYSE:CLFCleveland-Cliffs is the largest flat-rolled steel company and the largest iron ore pellet producer in North America. The company is vertically integrated from mining through iron making, steelmaking, rolling, finishing and downstream with hot and cold stamping of steel parts and components. The company was formerly known as Cliffs Natural Resources Inc. and changed its name to Cleveland-Cliffs Inc. in August 2017. Cleveland-Cliffs Inc. was founded in 1847 and is headquartered in Cleveland, Ohio.
Freeport-McMoRan
NYSE:FCXFreeport-McMoRan Inc. engages in the mining of mineral properties in North America, South America, and Indonesia. It primarily explores for copper, gold, molybdenum, silver, and other metals. The company's assets include the Grasberg minerals district in Indonesia; Morenci, Bagdad, Safford, Sierrita, and Miami in Arizona; Chino and Tyrone in New Mexico; and Henderson and Climax in Colorado, North America, as well as Cerro Verde in Peru and El Abra in Chile. The company was formerly known as Freeport-McMoRan Copper & Gold Inc. and changed its name to Freeport-McMoRan Inc. in July 2014. Freeport-McMoRan Inc. was incorporated in 1987 and is headquartered in Phoenix, Arizona.
Schlumberger
NYSE:SLBSchlumberger Limited engages in the provision of technology for the energy industry worldwide. The company operates through four divisions: Digital & Integration, Reservoir Performance, Well Construction, and Production Systems. The company provides field development and hydrocarbon production, carbon management, and integration of adjacent energy systems; reservoir interpretation and data processing services for exploration data; and well construction and production improvement services and products. It also offers subsurface geology and fluids evaluation information; open and cased hole services; exploration and production pressure, and flow-rate measurement services; and pressure pumping, well stimulation, and coiled tubing equipment solutions. In addition, the company offers mud logging, directional drilling, measurement-while-drilling, and logging-while-drilling services, as well as engineering support services; supplies drilling fluid systems; designs, manufactures, and markets roller cone and fixed cutter drill bits; bottom-hole-assembly and borehole enlargement technologies; well cementing products and services; well planning, well drilling, engineering, supervision, logistics, procurement, and contracting of third parties, as well as drilling rig management solutions; and drilling equipment and services, as well as land drilling rigs and related services. Further, it provides artificial lift production equipment and optimization services; supplies packers, safety valves, sand control technology, and various intelligent well completions technology and equipment; designs and manufactures valves, chokes, actuators, and surface trees; and OneSubsea, an integrated solutions, products, systems, and services, including wellheads, subsea trees, manifolds and flowline connectors, control systems, connectors, and services. The company was formerly known as Socie´te´ de Prospection E´lectrique. Schlumberger Limited was founded in 1926 and is based in Houston, Texas.