Derlan Precision Gear

Northstar Aerospace is one of the leading independent manufacturers of components and assemblies to the aerospace industry throughout the world. The company s products include gears and transmissions, accessory gearbox assemblies, rotorcraft drive systems and other machined and fabricated parts for helicopters and fixed wing aircraft. Northstar Aerospace also provides maintenance and repair and overhaul of gas turbine engines, inertial navigation units and flight control surfaces for fixed wing aircraft and complete drive system assemblies for helicopters. Northstar is a publicly traded company on the Toronto Stock Exchange under the ticker symbol NAS. The company has operating subsidiaries in Canada and the United States. Northstar Aerospace s corporate office is located in Bedford Park, Illinois. Its customers include some of the world s leading aerospace original equipment manufacturers such as The Boeing Company, Sikorsky, General Electric Aircraft Engines and Rolls-Royce.

Personal Defense Services LLC is a company based in Evergreen Park, IL, specializing in providing personalized self-defense solutions. With a focus on empowering individuals through training and education, the company offers a range of services to help clients enhance their personal safety and security. Generated from their business information

Western- Cullen- Hayes Inc is one of nation's leading manufacturers of rail road equipments throughout the United States with experience of more than 100 years. Based in Chicago, Ill., the firm manufactures and markets maintenance of way track hardware and accessory products, including switch point guards, gauge rods, jacks, drills, rail benders, rail tongs and more. The firm supplies a host of electrical warning equipments, such as flashing light crossing signals, automatic crossing gates, cantilevers, electric switch lamps and more. The firm serves the railroad, industrial and mining markets. Western- Cullen- Hayes Inc is a member of The National Railroad Construction and Maintenance Association.