HeidelbergCement AG produces cement, aggregates, ready-mixed concrete, and building materials worldwide. Its cement products comprise specialty cements, including white cements and trass cements, sulphate resisting aquament and portland cement for hydraulic engineering, anti-sulphate for sewage works construction, microcem for soil injection and masonry repair, and depocrete and procrete for waste dump sealing; masonry cement; and specific binders, including tailor-made ready-mixed cement products for geotechnology, environmental technology, and road construction. The company’s concrete products consist of ready-mixed concrete, ready-mixed mortar, and other concrete products, such as light, heavy, and aerated concrete building blocks; pavers; and prefabricated ceilings and walls, cellar units, and sewage works units. Its building materials include limestone and lime products comprising limestone aggregates, limestone sand, pulverised limestone, burnt limestone, and limestone hydrate; building chemicals, consisting of sealing and preservation of buildings, and products and systems for tile laying. The company’s building materials also comprise dry mortar, such as underlayment, overlayment, renovation, and repair plasters; interior and thin layer plasters; and filler plasters on gypsum and lime/cement base, masonry mortar, anhydrous fluidised floor finish, stucco gypsum, and thermal insulation systems. In addition, its building materials include special gypsums, which comprise industrial modelling gypsum, gypsums for roofing tile and ceramic industry, and dental gypsum; and sand-lime bricks, such as sand-lime brick construction systems, solid, perforated, and facing sand-lime bricks. HeidelbergCement also provides specialty products and services for waste stabilization, landfill construction, and immobilization of toxic compounds. The company was founded in 1873 and is headquartered in Heidelberg, Germany. HeidelbergCement AG is a subsidiary of Spohn Cement GmbH.