industry

Komatsu marked the grand opening of its new Peoria mining and surface haulage headquarters Wednesday with a ceremonial tree planting, a fitting symbol for a company whose name translates from Japanese as "little pine tree." Executives said the new facility signals their commitment to the future of manufacturing in the region and to the planet itself.

A cement company that closed its Dixon plant in 2008 amid the economic downturn says it's ready to reopen the northern Illinois facility.St. Marys Cement…