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Founded in 1941 in Japan, Hoya is a global med-tech company and a leading supplier of innovative high-tech and medical products. Hoya is active in the fields of Life Care and Information Technology providing eyeglasses, medical endoscopes, intraocular lenses, optical lenses as well as key components for semiconductor devices, LCD panels and HDDs. Hoya currently employs over 35,000 people worldwide.
T H Rogers Lumber Co is a Edmond, OK-based company in the Retail sector.
Four Star Greenhouse is a Carleton, MI-based company in the Retail sector.
Walter Tool Co. is a Norwell, MA-based company in the Retail sector.
Continental Cement Company is a manufacturer of cement, with two cement manufacturing facilities, located in Davenport, IA, and Hannibal, MO, with nine distribution terminals along the Mississippi River, from Minneapolis, MN, to New Orleans, LA. In addition, Green America Recycling, a subsidiary of Continental Cement, safely and effectively uses hazardous and non-hazardous waste to supplement coal as a fuel for the cement manufacturing process.