CEMEX S.A.B. de C.V., known as Cemex, is a Mexican multinational building materials company headquartered in San Pedro, near Monterrey, Mexico. It manufactures and distributes cement, ready-mix concrete and aggregates in more than 50 countries. It is the second largest building materials company worldwide, only after LafargeHolcim.
Lorenzo Zambrano was the chairman and chief executive officer until his death on May 12, 2014. About one-third of the company's sales come from its Mexico operations, a quarter from its plants in the U.S., 15% from Spain, and smaller percentages from its plants around the world.
CEMEX currently operates on four continents, with 66 cement plants, 2,000 ready-mix-concrete facilities, 400 quarries, 260 distribution centers and 80 marine terminals. The company's world headquarters are in San Pedro Garza García, a city that is part of the Monterrey metropolitan area in the northeastern Mexican state of Nuevo León. (Source: Wikipedia)