CEMEX, 4700 Norris Canyon Rd, San Ramon, CA 94583, US

CEMEX is one of the world s leading building materials companies and serves customers in more than 50 countries. The company manufactures, distributes and markets cement, ready-mix concrete, aggregates and related building materials. It operates more than 65 wholly owned cement plants, over 1,900 ready-mix concrete facilities, nearly 250 land-distribution centers and approximately 80 marine terminals. CEMEX offers crushed stone, sand, gravel, plumbing and electrical supplies, paints, lighting fixtures and lumber products. The company provides project specification and delivery services. It operates a research center that evaluates and develops sustainable methods of construction, including the use of byproducts, wastes and recycled materials. CEMEX has been operational for more than 100 years and maintains a location in Concord, Calif.