William Henry Roj

Austin Powder Co. manufactures industrial explosives and provides blasting services to customers throughout North America. The firm provides services to quarrying, mining and construction industries. The company was founded in 1833 and is headquartered in Cleveland, OH.

ERICO Products, Inc. (doing business as ERICO, Inc.) designs, manufactures, and markets metal products for electrical, commercial and industrial construction, utility, and rail applications. It offers electrical fixing and fastening products, communication cables, and lightning protection products. The company also provides concrete reinforcement products. The firm was founded in 1903 and is headquartered in Solon, OH.

ERICO Global Co. designs, manufactures, and markets precision-engineered electrical and fastening products for electrical, mechanical, and civil applications. The company is headquartered in Columbus, OH.

Davis Mining & Manufacturing, Inc. produces explosives, heavy equipment & machinery. The company was founded in 1985 and is located in Coeburn, VA.

Jones Day LP provides legal services. It offers services to the airlines, aviation, automotive, construction, energy, healthcare, insurance, media, pharmaceuticals, and telecommunication industries. The company was founded by Edwin J. Blandin and William Lowe Rice on March 1, 1893 and is headquartered in Cleveland, OH.

Jones Day LP provides legal services. It offers services to the airlines, aviation, automotive, construction, energy, healthcare, insurance, media, pharmaceuticals, and telecommunication industries. The company was founded by Edwin J. Blandin and William Lowe Rice on March 1, 1893 and is headquartered in Cleveland, OH.

ERICO International Corp. designs, manufactures, and markets engineered metal products. The firm manufactures electric connectors, rail signal bonds, spring steel fasteners, welding studs, and equipment. It offers services to the electrical, commercial and industrial construction, and utility industries. The company was founded by Billy Cleveland in 1903 and is headquartered in Solon, OH.