O'hare Steel Sales LLC

Since 1948, industry has relied on Lapmaster International to solve precision finishing problems. The company has a reputation as a leading manufacturer of lapping and polishing systems used in a variety of industries, such as semiconductor, data storage, automotive, technical ceramics, metalworking, optics and electro-optics, medical devices and mechanical seals. Its range of products and services fall into several key categories: single and dual faced flat lapping and polishing equipment; lapping and polishing consumables and accessories; metallographic consumables and accessories; contract lapping and polishing services; and research, development and technical support. Each machine built can be set up for conventional lapping, diamond lapping/polishing, pad polishing, pitch polishing or fixed abrasive fine grinding. Lapmaster also offers a line of specialty equipment, including metallographic sample grinder/polishers, metallographic low-speed diamond saws, high-speed polishers and grinders, large single-piece optical polishers and multi-platen lapping/polishing machines. The company is headquartered in Morton Grove, Ill.

Established in 1979, Northwest Steel Corporation is a family-owned and operated business in the steel service center industry. The company designs and supplies hot-rolled sheets and blanks to manufacturers and fabricators throughout the Midwest. It organizes and conducts stocking programs for on-time deliveries. The services offered by the company include purchasing and inventory management. The company produces specialty products, such as sheets and plates. In addition, the company operates various hot-rolled shearing service centers. The company offers different grades of steel products. Northwest Steel Corporation is located in Franklin Park, Ill.

Nelson Steel & Wire Company was founded as a family business and remains family owned and operated to this day. The company produces cold finished carbon and alloy steel bars, with rounds measuring between 1/8 and five inches, hexagons measuring between 5/32 and three inches and squares measuring between 3/8 and 2-15/16 inches. Nelson also invites clients to request specialty bars and wire to meet their specific needs. Also offered are thermal treatment services, including normalizing, spheroidizing and lamellar pearlitic annealing, as well as quench and tempering before cold drawing and stress-relieving after cold drawing. The company maintains its headquarters in Franklin Park, Ill. and was founded in 1939.