Pennsylvania Perlite Corporation, 1428 Mauch Chunk Rd, Bethlehem, PA 18018, US

More than 6.5 million metric tons of cement is produced annually by ESSROC. Along with cement-based products the company manufactures chemical admixtures. ESSROC s product line consists of cement for concrete and masonry, colored masonry and ready mix. Axim Concrete Technologies is ESSROC's chemical admixtures manufacturing business that enhances cement and concrete performance. ESSROC is a part of the Italcementi Group of companies, a global organization that specializes in cement, building materials, related technologies and research. Headquartered in Nazareth, Penn., ESSROC operates production facilities throughout the United States, Canada and Puerto Rico. With a foundation that goes back to 1866, Ciments Francais North American holdings were grouped under the name of ESSROC in 1990.