Eagle Materials Inc. is a manufacturer of heavy construction materials and light building materials in the United States. Its primary products are Portland Cement and Gypsum Wallboard, which are used in building, expanding and repairing roads, highways and residential, commercial and industrial structures. Its segments include Cement; Concrete and Aggregates segments; Gypsum Wallboard, and Recycled Paperboard. Its business is organized into two sectors: Heavy Materials, which includes the Cement and Concrete and Aggregates segments; and Light Materials, which includes the Gypsum Wallboard and Recycled Paperboard segments. It manufactures and sells its products through a network of approximately 70 facilities spanning 21 states. It operates approximately eight cement plants, two slag grinding facilities and 30 cement distribution terminals. It operates over 25 ready-mix concrete batch plants, seven aggregate processing plants, five gypsum wallboard plants and a recycled paperboard mill.