Caldera Construction, 19278 South Ct, Sonora, CA 95370, US

Founded in 1922, Granite Construction is one of the leading heavy civil contractors in the United States. It undertakes a variety of construction projects for roads, highways, bridges, dams, tunnels, canals, mass transit facilities and airports. The company also offers site preparation services for buildings, subdivisions and other facilities. Granite Construction owns and operates various aggregate, hot-mix asphalt and ready-mix facilities that provide sand, gravel, asphalt, concrete and other construction materials to contractors, homeowners and municipalities. In addition, the company offers grading, paving, mining, excavation, design and build, land development and environmental remediation services. It employs a staff of civil engineers, administrators, accountants, project managers, estimators, laborers and craftsmen. The company s clients include the U.S. Bureau of Reclamation and state departments of highways and public transportation in Texas, Georgia, Utah, Florida, Maryland, Mississippi, Missouri, North Carolina, Minnesota, New York and New Jersey. Granite Construction maintains a location in French Camp, Calif.