We are the leading North American manufacturer of concrete masonry, lawn, garden and paving products and a regional leader in clay brick. The group also produces packaged cement mixes, lightweight aggregates, bagged decor......We are the leading North American manufacturer of concrete masonry, lawn, garden and paving products and a regional leader in clay brick. The group also produces packaged cement mixes, lightweight aggregates, bagged decorative stone and lime and concrete rooftiles. With over 206 operating locations and 7000+ employees, Oldcastle Architectural operates across 38 states and 2 Canadian provinces. Each company works autonomously to service their local markets, while leveraging the groups best practices and resources. Oldcastle Architectural® is a U.S. subsidiary of CRH plc., one of the top five international building products companies. Headquartered in Ireland, with operations in 32 countries, CRH employs more than 92,000 people at over 3,500 locations.