Ingram Readymix Inc, 490 FM 2093, Fredericksburg, TX 78624, US

Vulcan Materials Company is one of the largest producers of construction aggregates, primarily crushed stone, sand and gravel in the United States. Based in San Antonio, Texas, the company produces asphalt mix and concrete. Its materials have applications in building roads, tunnels, bridges and airports as well as in building churches, shopping centers and factories. In addition, Vulcan Materials Company provides infrastructure material as well as supplies aggregates for use in residential, commercial and industrial building construction.