Steel Stone Manufacturing Co, Inc

Heidelberg Materials, formerly known as Lehigh Hanson, is a leading supplier of cement, aggregates, ready mixed concrete, and asphalt with over 450 locations and approximately 9,000 employees in North America. Committed to sustainability, they aim to create industry-leading products and solutions to meet the construction needs of customers worldwide. With a history spanning over a century, Heidelberg Materials focuses on promoting transparency and sustainability in the development of built environments. Through digital innovation and a dedication to building a better future, they strive to provide trusted building materials for projects across North America. Generated from the website

Buzzi Unicem USA is the United States-based subsidiary of Buzzi Unicem SpA, an international multiregional group focused on cement, ready-mix concrete and aggregates. In the United States, Buzzi Unicem operates over 10 cement plants, of which one grinding plant, with an annual capacity of approximately 10 million tons a year and a market share, in the whole of the country, of more than 5%. The distribution network, which benefits from river transport opportunities, includes over 25 terminals. Buzzi Unicem USA, which stems from the merger, early in 2004, of RC Cement and Lone Star Industries, serves the Midwest and Northeast of the country. Buzzi Unicem USA maintains a facility in Stockertown, Penn.

Pro Guard Coatings manufactures product finishes, epoxy tank coatings/floor coatings, and heat and chemical resistant epoxy coatings for pollution control equipment. Based in Denver, Pa., the company is one of the leaders in liquid EPDM (ethylene propylene diene monomer) rubber coatings for roof and specialty applications. It offers a variety of coatings as well as formulates EPDM coatings for customers' specific commercial and industrial needs. Pro Guard Coatings manufactures in accordance with Occupational Safety and Health Administration (OSHA).