From Business: The Doe Run Resources Corporation is an international natural resource company focused on the mining, smelting, recycling and fabrication of metals. The company and its…

From Business: Saint Louis-based Arch Coal is one of the United States largest coal producers. The company exclusively mines clean-burning, low-sulfur coal. In total, Arch Coal contributes…

From Business: Fred Weber, Inc. is a general contractor of heavy and highway construction and materials suppliers of the St Louis industrial areas. Its specialties are full-service concrete…

From Business: U.S. Silica is one of the leading producers of industrial minerals in the United States. Based in Pacific, Mo., the firm offers a plethora of products, such as proppants,…